- Existing match classes rely on a static enum of match types.
This change is to allow extensibility for new matching fields.
- This commit introduces new classes without replacing old ones
and without migrating any code to use the new ones yet.
Change-Id: I76531c10ae480123044ec1023bce8750ce7906ba
Signed-off-by: Alessandro Boch <aboch@cisco.com>
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import java.util.Arrays;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.HexEncode;
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class DlDst extends MatchField<byte[]> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "DL_DST";
+ private byte[] address;
+
+ /**
+ * Creates a Match field for the destination data layer address
+ *
+ * @param address
+ * the data layer address. The constructor makes a copy of it
+ */
+ public DlDst(byte[] address) {
+ super(TYPE);
+ if (address != null) {
+ this.address = Arrays.copyOf(address, address.length);
+ }
+ }
+
+ // To satisfy JAXB
+ public DlDst() {
+ super(TYPE);
+ }
+
+ @Override
+ public byte[] getValue() {
+ return Arrays.copyOf(address, address.length);
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return HexEncode.bytesToHexStringFormat(address);
+ }
+
+ @Override
+ public byte[] getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ return address != null && address.length == NetUtils.MACAddrLengthInBytes;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return true;
+ }
+
+ @Override
+ public DlSrc getReverse() {
+ return new DlSrc(address);
+ }
+
+ @Override
+ public DlDst clone() {
+ return new DlDst(address);
+ }
+
+ @Override
+ public boolean isV6() {
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + Arrays.hashCode(address);
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof DlDst)) {
+ return false;
+ }
+ DlDst other = (DlDst) obj;
+ return Arrays.equals(address, other.address);
+ }
+}
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import java.util.Arrays;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.HexEncode;
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class DlSrc extends MatchField<byte[]> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "DL_SRC";
+ private byte[] address;
+
+ /**
+ * Creates a Match field for the source datalayer address
+ *
+ * @param address
+ * the datalayer address. The constructor makes a copy of it
+ */
+ public DlSrc(byte[] address) {
+ super(TYPE);
+ if (address != null) {
+ this.address = Arrays.copyOf(address, address.length);
+ }
+ }
+
+ // To satisfy JAXB
+ private DlSrc() {
+ super(TYPE);
+ }
+
+ @Override
+ public byte[] getValue() {
+ return Arrays.copyOf(address, address.length);
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return HexEncode.bytesToHexStringFormat(address);
+ }
+
+ @Override
+ public byte[] getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ return address != null && address.length == NetUtils.MACAddrLengthInBytes;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return true;
+ }
+
+ @Override
+ public DlDst getReverse() {
+ return new DlDst(address);
+ }
+
+ @Override
+ public DlSrc clone() {
+ return new DlSrc(address);
+ }
+
+ @Override
+ public boolean isV6() {
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + Arrays.hashCode(address);
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof DlSrc)) {
+ return false;
+ }
+ DlSrc other = (DlSrc) obj;
+ return Arrays.equals(address, other.address);
+ }
+}
\ No newline at end of file
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.EtherTypes;
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class DlType extends MatchField<Short> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "DL_TYPE";
+ private short ethertype;
+
+ /**
+ * Creates a Match field for the data layer type
+ *
+ * @param address
+ * the data layer type
+ */
+ public DlType(short ethertype) {
+ super(TYPE);
+ this.ethertype = ethertype;
+ }
+
+ // To satisfy JAXB
+ private DlType() {
+ super(TYPE);
+ }
+
+ @Override
+ public Short getValue() {
+ return ethertype;
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return String.format("0X%s", Integer.toHexString(NetUtils.getUnsignedShort(ethertype)));
+ }
+
+ @Override
+ public Short getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ return true;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return false;
+ }
+
+ @Override
+ public DlType getReverse() {
+ return this.clone();
+ }
+
+ @Override
+ public DlType clone() {
+ return new DlType(ethertype);
+ }
+
+ @Override
+ public boolean isV6() {
+ return this.ethertype == EtherTypes.IPv6.shortValue();
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + ethertype;
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof DlType)) {
+ return false;
+ }
+ DlType other = (DlType) obj;
+ if (ethertype != other.ethertype) {
+ return false;
+ }
+ return true;
+ }
+}
\ No newline at end of file
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class DlVlan extends MatchField<Short> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "DL_VLAN";
+ private static final short MAX = 4095;
+ private short vlan;
+
+ /**
+ * Creates a Match field for the data layer type
+ *
+ * @param address
+ * the data layer type
+ */
+ public DlVlan(short vlan) {
+ super(TYPE);
+ this.vlan = vlan;
+ }
+
+ // To satisfy JAXB
+ private DlVlan() {
+ super(TYPE);
+ }
+
+ @Override
+ public Short getValue() {
+ return vlan;
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return String.valueOf(vlan);
+ }
+
+ @Override
+ public Short getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ return vlan >= 0 && vlan <= MAX;
+ }
+
+ @Override
+ public DlVlan getReverse() {
+ return this.clone();
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return false;
+ }
+
+ @Override
+ public DlVlan clone() {
+ return new DlVlan(vlan);
+ }
+
+ @Override
+ public boolean isV6() {
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + vlan;
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof DlVlan)) {
+ return false;
+ }
+ DlVlan other = (DlVlan) obj;
+ if (vlan != other.vlan) {
+ return false;
+ }
+ return true;
+ }
+}
\ No newline at end of file
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class DlVlanPriority extends MatchField<Byte> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "DL_VLAN_PR";
+ private static final byte MAX = 7;
+ private byte vlanPriority;
+
+ /**
+ * Creates a Match field for the data layer type
+ *
+ * @param address
+ * the data layer type
+ */
+ public DlVlanPriority(byte vlanPriority) {
+ super(TYPE);
+ this.vlanPriority = vlanPriority;
+ }
+
+ // To satisfy JAXB
+ private DlVlanPriority() {
+ super(TYPE);
+ }
+
+ @Override
+ public Byte getValue() {
+ return vlanPriority;
+ }
+
+ @Override
+ @XmlElement(name = "mask")
+ protected String getValueString() {
+ return String.format("0X%s", Integer.toHexString(NetUtils.getUnsignedByte(vlanPriority)));
+ }
+
+ @Override
+ public Byte getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ return vlanPriority >= 0 && vlanPriority <= MAX;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return false;
+ }
+
+ @Override
+ public DlVlanPriority getReverse() {
+ return this.clone();
+ }
+
+ @Override
+ public DlVlanPriority clone() {
+ return new DlVlanPriority(vlanPriority);
+ }
+
+ @Override
+ public boolean isV6() {
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + vlanPriority;
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof DlVlanPriority)) {
+ return false;
+ }
+ DlVlanPriority other = (DlVlanPriority) obj;
+ if (vlanPriority != other.vlanPriority) {
+ return false;
+ }
+ return true;
+ }
+}
\ No newline at end of file
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.core.NodeConnector;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class InPort extends MatchField<NodeConnector> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "IN_PORT";
+ private NodeConnector port;
+
+ /**
+ * Creates a Match field for the input port
+ *
+ * @param port
+ * the input port
+ */
+ public InPort(NodeConnector port) {
+ super(TYPE);
+ this.port = port;
+ }
+
+ // To satisfy JAXB
+ private InPort() {
+ super(TYPE);
+ }
+
+ @Override
+ public NodeConnector getValue() {
+ return port;
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return port.toString();
+ }
+
+ @Override
+ public NodeConnector getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ return true;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return false;
+ }
+
+ @Override
+ public InPort getReverse() {
+ return this.clone();
+ }
+
+ @Override
+ public InPort clone() {
+ return new InPort(port);
+ }
+
+ @Override
+ public boolean isV6() {
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + ((port == null) ? 0 : port.hashCode());
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof InPort)) {
+ return false;
+ }
+ InPort other = (InPort) obj;
+ if (port == null) {
+ if (other.port != null) {
+ return false;
+ }
+ } else if (!port.equals(other.port)) {
+ return false;
+ }
+ return true;
+ }
+}
\ No newline at end of file
--- /dev/null
+
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.sal.match.extensible;
+
+import java.io.Serializable;
+import java.net.Inet4Address;
+import java.net.Inet6Address;
+import java.net.InetAddress;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+/**
+ * Represents the generic match criteria for a network frame/packet/message
+ * It contains a collection of individual field match
+ *
+ */
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class Match implements Cloneable, Serializable {
+ private static final long serialVersionUID = 1L;
+ private Map<String, MatchField<?>> fields;
+
+ public Match() {
+ fields = new HashMap<String, MatchField<?>>();
+ }
+
+ public Match(Match match) {
+ fields = new HashMap<String, MatchField<?>>(match.fields);
+ }
+
+ /**
+ * Generic setter for frame/packet/message's header field against which to match
+ *
+ * @param field the fields parameters as MAtchField object
+ */
+ public void setField(MatchField<?> field) {
+ if (field.isValid()) {
+ fields.put(field.getType(), field);
+ }
+ }
+
+ /**
+ * Generic method to clear a field from the match
+ */
+ public void clearField(String type) {
+ fields.remove(type);
+ }
+
+ /**
+ * Generic getter for fields against which the match is programmed
+ *
+ * @param type frame/packet/message's header field type
+ * @return
+ */
+ public MatchField<?> getField(String type) {
+ return fields.get(type);
+ }
+
+ /**
+ * Returns the list of MatchType fields the match is set for
+ *
+ * @return List of individual MatchType fields.
+ */
+ public List<String> getMatchesList() {
+ return new ArrayList<String>(fields.keySet());
+ }
+
+ /**
+ * Returns the list of MatchFields the match is set for
+ *
+ * @return List of individual MatchField values.
+ */
+ @XmlElement(name="matchField")
+ public List<MatchField<?>> getMatchFields() {
+ return new ArrayList<MatchField<?>>(fields.values());
+ }
+
+ /**
+ * Returns whether this match is for an IPv6 flow
+ */
+ public boolean isIPv6() {
+ if (isPresent(DlType.TYPE)) {
+ for (MatchField<?> field : fields.values()) {
+ if (!field.isV6()) {
+ return false;
+ }
+ }
+ }
+ return true;
+ }
+
+ /**
+ * Returns whether this match is for an IPv4 flow
+ */
+ public boolean isIPv4() {
+ return !isIPv6();
+ }
+
+ /**
+ * Returns whether for the specified field type the match is to be considered "any"
+ * Equivalent to say this match does not care about the value of the specified field
+ *
+ * @param type
+ * @return
+ */
+ public boolean isAny(String type) {
+ return !fields.containsKey(type);
+ }
+
+ /**
+ * Returns whether a match for the specified field type is configured
+ *
+ * @param type
+ * @return
+ */
+ public boolean isPresent(String type) {
+ return (fields.get(type) != null);
+ }
+
+ public boolean isEmpty() {
+ return fields.isEmpty();
+ }
+
+ @Override
+ public Match clone() {
+ Match cloned = null;
+ try {
+ cloned = (Match) super.clone();
+ cloned.fields = new HashMap<String, MatchField<?>>();
+ for (Entry<String, MatchField<?>> entry : this.fields.entrySet()) {
+ cloned.fields.put(entry.getKey(), entry.getValue().clone());
+ }
+ } catch (CloneNotSupportedException e) {
+ throw new RuntimeException(e);
+ }
+ return cloned;
+ }
+
+ /**
+ * Returns a reversed version of this match
+ * For example, in the reversed version the network source and destination
+ * addresses will be exchanged. Non symmetric match field will not be
+ * copied over into the reversed match version, like input port.
+ *
+ * @return
+ */
+ public Match reverse() {
+ Match reverse = new Match();
+ for (MatchField<?> field : fields.values()) {
+ reverse.setField(field.hasReverse()? field.getReverse() : field.clone());
+ }
+
+ // Reset asymmetric fields
+ reverse.clearField(InPort.TYPE);
+
+ return reverse;
+ }
+
+ /**
+ * Check whether the current match conflicts with the passed filter match
+ * This match conflicts with the filter if for at least a MatchType defined
+ * in the filter match, the respective MatchFields differ or are not
+ * compatible
+ *
+ * In other words the function returns true if the set of packets described
+ * by one match and the set of packets described by the other match are
+ * disjoint. Equivalently, if the intersection of the two sets of packets
+ * described by the two org.opendaylight.controller.sal.matches is an empty.
+ *
+ * For example, Let's suppose the filter has the following MatchFields:
+ * DL_TYPE = 0x800
+ * NW_DST = 172.20.30.110/24
+ *
+ * while this match has the following MatchFields:
+ * DL_TYPE = 0x800
+ * NW_DST = 172.20.30.45/24
+ * TP_DST = 80
+ *
+ * Then the function would return false as the two Match are not
+ * conflicting.
+ *
+ * Note: the mask value is taken into account only for MatchType.NW_SRC and
+ * MatchType.NW_DST
+ *
+ * @param match
+ * the Match describing the filter
+ * @return true if the set of packets described by one match and the set of
+ * packets described by the other match are disjoint, false
+ * otherwise
+ */
+ public boolean conflictWithFilter(Match filter) {
+ return !this.intersetcs(filter);
+ }
+
+ /**
+ * Merge the current Match fields with the fields of the filter Match. A
+ * check is first run to see if this Match is compatible with the filter
+ * Match. If it is not, the merge is not attempted.
+ *
+ * The result is the match object representing the intersection of the set
+ * of packets described by this match with the set of packets described by
+ * the filter match. If the intersection of the two sets is empty, the
+ * return match will be null.
+ *
+ * @param filter
+ * the match with which attempting the merge
+ * @return a new Match object describing the set of packets represented by
+ * the intersection of this and the filter org.opendaylight.controller.sal.matches. null if the
+ * intersection is empty.
+ */
+ public Match mergeWithFilter(Match filter) {
+ return this.getIntersection(filter);
+ }
+
+ /**
+ * Return the match representing the intersection of the set of packets
+ * described by this match with the set of packets described by the other
+ * match. Such as m.getIntersection(m) == m, m.getIntersection(u) == m and
+ * m.getIntersection(o) == o where u is an empty match (universal set, all
+ * packets) and o is the null match (empty set).
+ *
+ * @param other
+ * the match with which computing the intersection
+ * @return a new Match object representing the intersection of the set of
+ * packets described by this match with the set of packets described
+ * by the other match. null when the intersection is the empty set.
+ */
+ public Match getIntersection(Match other) {
+ // If no intersection, return the empty set
+ if (!this.intersetcs(other)) {
+ return null;
+ }
+ // Check if any of the two is the universal match
+ if (this.isEmpty()) {
+ return other.clone();
+ }
+ if (other.isEmpty()) {
+ return this.clone();
+ }
+ // Get all the match types for both filters
+ Set<String> allTypes = new HashSet<String>(this.fields.keySet());
+ allTypes.addAll(new HashSet<String>(other.fields.keySet()));
+ // Derive the intersection
+ Match intersection = new Match();
+ for (String type : allTypes) {
+ if (this.isAny(type) && other.isAny(type)) {
+ continue;
+ }
+ if (this.isAny(type)) {
+ intersection.setField(other.getField(type).clone());
+ continue;
+ } else if (other.isAny(type)) {
+ intersection.setField(this.getField(type).clone());
+ continue;
+ }
+ // Either they are equal or it is about IP address
+ switch (type) {
+ // When it is about IP address, take the wider prefix address
+ // between the twos
+ case NwSrc.TYPE:
+ case NwDst.TYPE:
+ MatchField<?> thisField = this.getField(type);
+ MatchField<?> otherField = other.getField(type);
+ InetAddress thisAddress = (InetAddress) thisField.getValue();
+ InetAddress otherAddress = (InetAddress) otherField.getValue();
+ InetAddress thisMask = (InetAddress) thisField.getMask();
+ InetAddress otherMask = (InetAddress) otherField.getMask();
+
+ int thisMaskLen = (thisMask == null) ? ((thisAddress instanceof Inet4Address) ? 32 : 128) : NetUtils
+ .getSubnetMaskLength(thisMask);
+ int otherMaskLen = (otherMask == null) ? ((otherAddress instanceof Inet4Address) ? 32 : 128) : NetUtils
+ .getSubnetMaskLength(otherMask);
+
+ InetAddress subnetPrefix = null;
+ InetAddress subnetMask = null;
+ if (thisMaskLen < otherMaskLen) {
+ subnetPrefix = NetUtils.getSubnetPrefix(otherAddress, otherMaskLen);
+ subnetMask = otherMask;
+ } else {
+ subnetPrefix = NetUtils.getSubnetPrefix(thisAddress, thisMaskLen);
+ subnetMask = thisMask;
+ }
+ MatchField<?> field = (type.equals(NwSrc.TYPE)) ? new NwSrc(subnetPrefix, subnetMask) : new NwDst(
+ subnetPrefix, subnetMask);
+ intersection.setField(field);
+ break;
+ default:
+ // this and other match field are equal for this type, pick this
+ // match field
+ intersection.setField(this.getField(type).clone());
+ }
+ }
+ return intersection;
+ }
+
+ /**
+ * Checks whether the intersection of the set of packets described by this
+ * match with the set of packets described by the other match is non empty
+ *
+ * For example, if this match is: DL_SRC = 00:cc:bb:aa:11:22
+ *
+ * and the other match is: DL_TYPE = 0x800 NW_SRC = 1.2.3.4
+ *
+ * then their respective matching packets set intersection is non empty:
+ * DL_SRC = 00:cc:bb:aa:11:22 DL_TYPE = 0x800 NW_SRC = 1.2.3.4
+ *
+ * @param other
+ * the other match with which testing the intersection
+ * @return true if the intersection of the respective matching packets sets
+ * is non empty
+ */
+ public boolean intersetcs(Match other) {
+ // No intersection with the empty set
+ if (other == null) {
+ return false;
+ }
+ // Always intersection with the universal set
+ if (this.isEmpty() || other.isEmpty()) {
+ return true;
+ }
+
+ // Get all the match types for both filters
+ Set<String> allTypes = new HashSet<String>(this.fields.keySet());
+ allTypes.addAll(new HashSet<String>(other.fields.keySet()));
+
+ // Iterate through all the match types defined in the two filters
+ for (String type : allTypes) {
+ if (this.isAny(type) || other.isAny(type)) {
+ continue;
+ }
+
+ MatchField<?> thisField = this.getField(type);
+ MatchField<?> otherField = other.getField(type);
+
+ switch (type) {
+ case DlSrc.TYPE:
+ case DlDst.TYPE:
+ if (!Arrays.equals((byte[]) thisField.getValue(), (byte[]) otherField.getValue())) {
+ return false;
+ }
+ break;
+ case NwSrc.TYPE:
+ case NwDst.TYPE:
+ InetAddress thisAddress = (InetAddress) thisField.getValue();
+ InetAddress otherAddress = (InetAddress) otherField.getValue();
+ // Validity check
+ if (thisAddress instanceof Inet4Address && otherAddress instanceof Inet6Address
+ || thisAddress instanceof Inet6Address && otherAddress instanceof Inet4Address) {
+ return false;
+ }
+ InetAddress thisMask = (InetAddress) thisField.getMask();
+ InetAddress otherMask = (InetAddress) otherField.getMask();
+ if (NetUtils.inetAddressConflict(thisAddress, otherAddress, thisMask, otherMask)
+ && NetUtils.inetAddressConflict(otherAddress, thisAddress, otherMask, thisMask)) {
+ return false;
+ }
+ break;
+ default:
+ if (!thisField.getValue().equals(otherField.getValue())) {
+ return false;
+ }
+ }
+ }
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + ((fields == null) ? 0 : fields.hashCode());
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof Match)) {
+ return false;
+ }
+ Match other = (Match) obj;
+ if (fields == null) {
+ if (other.fields != null) {
+ return false;
+ }
+ } else if (!fields.equals(other.fields)) {
+ return false;
+ }
+ return true;
+ }
+
+ @Override
+ public String toString() {
+ return "Match[" + fields.values() + "]";
+ }
+}
--- /dev/null
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.sal.match.extensible;
+
+import java.io.Serializable;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+/**
+ * Represents the generic matching field object
+ */
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public abstract class MatchField<T> implements Cloneable, Serializable {
+ private static final long serialVersionUID = 1L;
+ private String type;
+
+ // To satisfy JAXB
+ @SuppressWarnings("unused")
+ private MatchField() {
+ }
+
+ public MatchField(String type) {
+ this.type = type;
+ }
+
+ @XmlElement(name = "type")
+ public String getType() {
+ return type;
+ }
+
+ /**
+ * Returns the value set for this match field
+ *
+ * @return
+ */
+ public abstract T getValue();
+
+ @XmlElement(name = "value")
+ protected abstract String getValueString();
+
+ /**
+ * Returns the mask value set for this field match A null mask means this is
+ * a full match
+ *
+ * @return
+ */
+ public abstract T getMask();
+
+ @XmlElement(name = "mask")
+ protected abstract String getMaskString();
+
+ /**
+ * Returns whether the field match configuration is valid or not
+ *
+ * @return true if valid, false otherwise
+ */
+ public abstract boolean isValid();
+
+ public abstract boolean hasReverse();
+
+ /**
+ * Returns the reverse match field. For example for a MatchField matching on
+ * source ip 1.1.1.1 it will return a MatchField matching on destination IP
+ * 1.1.1.1. For not reversable MatchField, a copy of this MatchField will be
+ * returned
+ *
+ * @return the correspondent reverse MatchField object or a copy of this
+ * object if the field is not reversable
+ */
+ public abstract MatchField<T> getReverse();
+
+ /**
+ * Returns whether the match field is congruent with IPv6 frames
+ *
+ * @return true if congruent with IPv6 frames
+ */
+ public abstract boolean isV6();
+
+ @Override
+ public abstract MatchField<T> clone();
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + ((type == null) ? 0 : type.hashCode());
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof MatchField)) {
+ return false;
+ }
+ MatchField<?> other = (MatchField<?>) obj;
+ if (type == null) {
+ if (other.type != null) {
+ return false;
+ }
+ } else if (!type.equals(other.type)) {
+ return false;
+ }
+ return true;
+ }
+
+ @Override
+ public String toString() {
+ return (getMask() == null) ? String.format("%s(%s)", getType(), getValueString()) :
+ String.format("%s(%s,%s)", getType(), getValueString(), getMaskString());
+ }
+
+}
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import java.net.Inet4Address;
+import java.net.Inet6Address;
+import java.net.InetAddress;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class NwDst extends MatchField<InetAddress> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "NW_DST";
+ private InetAddress address;
+ private InetAddress mask;
+
+ /**
+ * Creates a Match field for the network destination address
+ *
+ * @param address
+ * the network address
+ * @param mask
+ * the network mask
+ */
+ public NwDst(InetAddress address, InetAddress mask) {
+ super(TYPE);
+ this.address = address;
+ this.mask = mask;
+ }
+
+ // To satisfy JAXB
+ private NwDst() {
+ super(TYPE);
+ }
+
+ public NwDst(InetAddress address) {
+ super(TYPE);
+ this.address = address;
+ this.mask = null;
+ }
+
+ @Override
+ public InetAddress getValue() {
+ return address;
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return address.getHostAddress();
+ }
+
+ @Override
+ public InetAddress getMask() {
+ return mask;
+ }
+
+ @Override
+ @XmlElement(name = "mask")
+ protected String getMaskString() {
+ return (mask == null) ? "null" : mask.getHostAddress();
+ }
+
+ @Override
+ public boolean isValid() {
+ if (address != null) {
+ if (mask != null) {
+ return address instanceof Inet4Address && mask instanceof Inet4Address
+ || address instanceof Inet6Address && mask instanceof Inet6Address;
+ }
+ return true;
+ }
+ return false;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return true;
+ }
+
+ @Override
+ public NwSrc getReverse() {
+ return new NwSrc(address, mask);
+ }
+
+ @Override
+ public NwDst clone() {
+ return new NwDst(address, mask);
+ }
+
+ @Override
+ public boolean isV6() {
+ return address instanceof Inet6Address;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + ((address == null) ? 0 : address.hashCode());
+ result = prime * result + ((mask == null) ? 0 : mask.hashCode());
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof NwDst)) {
+ return false;
+ }
+ NwDst other = (NwDst) obj;
+ // Equality to be checked against prefix addresses
+ int thisMaskLen = (this.mask == null) ? ((this.address instanceof Inet4Address) ? 32 : 128) : NetUtils
+ .getSubnetMaskLength(this.mask);
+ int otherMaskLen = (other.mask == null) ? ((other.address instanceof Inet4Address) ? 32 : 128) : NetUtils
+ .getSubnetMaskLength(other.mask);
+
+ return NetUtils.getSubnetPrefix(address, thisMaskLen).equals(
+ NetUtils.getSubnetPrefix(other.address, otherMaskLen));
+ }
+}
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class NwProtocol extends MatchField<Byte> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "NW_PROTO";
+ private static final short MAX = 255;
+ private byte protocol;
+
+ /**
+ * Creates a Match field for the network protocol
+ *
+ * @param protocol
+ * the protocol number
+ */
+ public NwProtocol(byte protocol) {
+ super(TYPE);
+ this.protocol = protocol;
+ }
+
+ public NwProtocol(int protocol) {
+ super(TYPE);
+ this.protocol = (byte) protocol;
+ }
+
+ public NwProtocol(short protocol) {
+ super(TYPE);
+ this.protocol = (byte) protocol;
+ }
+
+ // To satisfy JAXB
+ private NwProtocol() {
+ super(TYPE);
+ }
+
+ @Override
+ public Byte getValue() {
+ return protocol;
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return String.format("0X%s", Integer.toHexString(NetUtils.getUnsignedByte(protocol)));
+ }
+
+ @Override
+ public Byte getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ int intProtocol = NetUtils.getUnsignedByte(protocol);
+ return intProtocol >= 0 && intProtocol <= MAX;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return false;
+ }
+
+ @Override
+ public NwProtocol getReverse() {
+ return this.clone();
+ }
+
+ @Override
+ public NwProtocol clone() {
+ return new NwProtocol(protocol);
+ }
+
+ @Override
+ public boolean isV6() {
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + protocol;
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof NwProtocol)) {
+ return false;
+ }
+ NwProtocol other = (NwProtocol) obj;
+ if (protocol != other.protocol) {
+ return false;
+ }
+ return true;
+ }
+}
\ No newline at end of file
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import java.net.Inet4Address;
+import java.net.Inet6Address;
+import java.net.InetAddress;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class NwSrc extends MatchField<InetAddress> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "NW_SRC";
+ private InetAddress address;
+ private InetAddress mask;
+
+ /**
+ * Creates a Match field for the network source address
+ *
+ * @param address
+ * the network address
+ * @param mask
+ * the network mask
+ */
+ public NwSrc(InetAddress address, InetAddress mask) {
+ super(TYPE);
+ this.address = address;
+ this.mask = mask;
+ }
+
+ // To satisfy JAXB
+ private NwSrc() {
+ super(TYPE);
+ }
+
+ public NwSrc(InetAddress address) {
+ super(TYPE);
+ this.address = address;
+ this.mask = null;
+ }
+
+ @Override
+ public InetAddress getValue() {
+ return address;
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return address.toString();
+ }
+
+ @Override
+ public InetAddress getMask() {
+ return mask;
+ }
+
+ @Override
+ @XmlElement(name = "mask")
+ protected String getMaskString() {
+ return mask == null ? "null" : mask.toString();
+ }
+
+ @Override
+ public boolean isValid() {
+ if (address != null) {
+ if (mask != null) {
+ return address instanceof Inet4Address && mask instanceof Inet4Address
+ || address instanceof Inet6Address && mask instanceof Inet6Address;
+ }
+ return true;
+ }
+ return false;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return true;
+ }
+
+ @Override
+ public NwDst getReverse() {
+ return new NwDst(address, mask);
+ }
+
+ @Override
+ public NwSrc clone() {
+ return new NwSrc(address, mask);
+ }
+
+ @Override
+ public boolean isV6() {
+ return address instanceof Inet6Address;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + ((address == null) ? 0 : address.hashCode());
+ result = prime * result + ((mask == null) ? 0 : mask.hashCode());
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof NwSrc)) {
+ return false;
+ }
+ NwSrc other = (NwSrc) obj;
+ // Equality to be checked against prefix addresses
+ int thisMaskLen = (this.mask == null) ? ((this.address instanceof Inet4Address) ? 32 : 128) : NetUtils
+ .getSubnetMaskLength(this.mask);
+ int otherMaskLen = (other.mask == null) ? ((other.address instanceof Inet4Address) ? 32 : 128) : NetUtils
+ .getSubnetMaskLength(other.mask);
+
+ return NetUtils.getSubnetPrefix(address, thisMaskLen).equals(
+ NetUtils.getSubnetPrefix(other.address, otherMaskLen));
+ }
+}
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class NwTos extends MatchField<Byte> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "NW_TOS";
+ private static final short MAX = 63;
+ private byte tos;
+
+ /**
+ * Creates a Match field for the network TOS
+ *
+ * @param address
+ * the network TOS
+ */
+ public NwTos(byte tos) {
+ super(TYPE);
+ this.tos = tos;
+ }
+
+ public NwTos(int tos) {
+ super(TYPE);
+ this.tos = (byte) tos;
+ }
+
+ public NwTos(short tos) {
+ super(TYPE);
+ this.tos = (byte) tos;
+ }
+
+ // To satisfy JAXB
+ private NwTos() {
+ super(TYPE);
+ }
+
+ @Override
+ public Byte getValue() {
+ return tos;
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return String.format("0X%s", Integer.toHexString(NetUtils.getUnsignedByte(tos)));
+ }
+
+ @Override
+ public Byte getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ return tos >= 0 && tos <= MAX;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return false;
+ }
+
+ @Override
+ public NwTos getReverse() {
+ return this.clone();
+ }
+
+ @Override
+ public NwTos clone() {
+ return new NwTos(tos);
+ }
+
+ @Override
+ public boolean isV6() {
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + tos;
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (!(obj instanceof NwTos)) {
+ return false;
+ }
+ NwTos other = (NwTos) obj;
+ if (tos != other.tos) {
+ return false;
+ }
+ return true;
+ }
+}
\ No newline at end of file
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class TpDst extends MatchField<Short> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "TP_DST";
+ private short port;
+
+ /**
+ * Creates a Match field for the transport destination port
+ *
+ * @param port
+ * the transport port
+ */
+ public TpDst(short port) {
+ super(TYPE);
+ this.port = port;
+ }
+
+ // To satisfy JAXB
+ private TpDst() {
+ super(TYPE);
+ }
+
+ @Override
+ public Short getValue() {
+ return port;
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return String.valueOf(NetUtils.getUnsignedShort(port));
+ }
+
+ @Override
+ public Short getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ return true;
+ }
+
+ @Override
+ public TpSrc getReverse() {
+ return new TpSrc(port);
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return true;
+ }
+
+ @Override
+ public TpDst clone() {
+ return new TpDst(port);
+ }
+
+ @Override
+ public boolean isV6() {
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = super.hashCode();
+ result = prime * result + port;
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (!super.equals(obj)) {
+ return false;
+ }
+ if (!(obj instanceof TpDst)) {
+ return false;
+ }
+ TpDst other = (TpDst) obj;
+ if (port != other.port) {
+ return false;
+ }
+ return true;
+ }
+}
\ No newline at end of file
--- /dev/null
+package org.opendaylight.controller.sal.match.extensible;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+@XmlRootElement
+@XmlAccessorType(XmlAccessType.NONE)
+public class TpSrc extends MatchField<Short> {
+ private static final long serialVersionUID = 1L;
+ public static final String TYPE = "TP_SRC";
+ private short port;
+
+ /**
+ * Creates a Match field for the Transport source port
+ *
+ * @param port
+ * the transport port
+ */
+ public TpSrc(short port) {
+ super(TYPE);
+ this.port = port;
+ }
+
+ // To satisfy JAXB
+ private TpSrc() {
+ super(TYPE);
+ }
+
+ @Override
+ public Short getValue() {
+ return port;
+ }
+
+ @Override
+ @XmlElement(name = "value")
+ protected String getValueString() {
+ return String.valueOf(NetUtils.getUnsignedShort(port));
+ }
+
+ @Override
+ public Short getMask() {
+ return null;
+ }
+
+ @Override
+ protected String getMaskString() {
+ return null;
+ }
+
+ @Override
+ public boolean isValid() {
+ return true;
+ }
+
+ @Override
+ public boolean hasReverse() {
+ return true;
+ }
+
+ @Override
+ public TpDst getReverse() {
+ return new TpDst(port);
+ }
+
+ @Override
+ public TpSrc clone() {
+ return new TpSrc(port);
+ }
+
+ @Override
+ public boolean isV6() {
+ return true;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = super.hashCode();
+ result = prime * result + port;
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (!super.equals(obj)) {
+ return false;
+ }
+ if (!(obj instanceof TpSrc)) {
+ return false;
+ }
+ TpSrc other = (TpSrc) obj;
+ if (port != other.port) {
+ return false;
+ }
+ return true;
+ }
+}
\ No newline at end of file
--- /dev/null
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.sal.match;
+
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.opendaylight.controller.sal.core.Node;
+import org.opendaylight.controller.sal.core.NodeConnector;
+import org.opendaylight.controller.sal.match.extensible.DlDst;
+import org.opendaylight.controller.sal.match.extensible.DlSrc;
+import org.opendaylight.controller.sal.match.extensible.DlType;
+import org.opendaylight.controller.sal.match.extensible.DlVlan;
+import org.opendaylight.controller.sal.match.extensible.DlVlanPriority;
+import org.opendaylight.controller.sal.match.extensible.InPort;
+import org.opendaylight.controller.sal.match.extensible.Match;
+import org.opendaylight.controller.sal.match.extensible.MatchField;
+import org.opendaylight.controller.sal.match.extensible.NwDst;
+import org.opendaylight.controller.sal.match.extensible.NwProtocol;
+import org.opendaylight.controller.sal.match.extensible.NwSrc;
+import org.opendaylight.controller.sal.match.extensible.NwTos;
+import org.opendaylight.controller.sal.match.extensible.TpDst;
+import org.opendaylight.controller.sal.match.extensible.TpSrc;
+import org.opendaylight.controller.sal.utils.EtherTypes;
+import org.opendaylight.controller.sal.utils.IPProtocols;
+import org.opendaylight.controller.sal.utils.NodeConnectorCreator;
+import org.opendaylight.controller.sal.utils.NodeCreator;
+
+public class MatchExtensibleTest {
+ @Test
+ public void testMatchCreation() {
+ Node node = NodeCreator.createOFNode(7L);
+ NodeConnector port = NodeConnectorCreator.createOFNodeConnector((short) 6, node);
+ MatchField<?> field = new InPort(port);
+
+ Assert.assertTrue(field != null);
+ Assert.assertEquals(field.getType(), InPort.TYPE);
+ Assert.assertEquals(field.getValue(), port);
+ Assert.assertTrue(field.isValid());
+
+
+ byte mac[] = { (byte) 0xaa, (byte) 0xbb, (byte) 0xcc, (byte) 0xdd, (byte) 11, (byte) 22 };
+ field = null;
+ field = new DlSrc(mac);
+ Assert.assertNotNull(field.getValue());
+
+ field = null;
+ field = new NwTos((byte) 0x22);
+ Assert.assertNotNull(field.getValue());
+ }
+
+ @Test
+ public void testMatchSetGet() {
+ Match x = new Match();
+ short val = 2346;
+ NodeConnector inPort = NodeConnectorCreator.createOFNodeConnector(val, NodeCreator.createOFNode(1L));
+ x.setField(new InPort(inPort));
+ Assert.assertEquals(x.getField(InPort.TYPE).getValue(), inPort);
+ Assert.assertTrue((Short) ((NodeConnector) x.getField(InPort.TYPE).getValue()).getID() == val);
+ }
+
+ @Test
+ public void testMatchSetGetMAC() {
+ Match x = new Match();
+ byte mac[] = { (byte) 0xaa, (byte) 0xbb, (byte) 0xcc, (byte) 0xdd, (byte) 11, (byte) 22 };
+ byte mac2[] = { (byte) 0xaa, (byte) 0xbb, 0, 0, 0, (byte) 0xbb };
+
+ x.setField(new DlSrc(mac));
+ x.setField(new DlDst(mac2));
+ Assert.assertArrayEquals(mac, (byte[]) x.getField(DlSrc.TYPE).getValue());
+ Assert.assertFalse(Arrays.equals((byte[]) x.getField(DlSrc.TYPE).getValue(), (byte[]) x.getField(DlDst.TYPE)
+ .getValue()));
+
+ x.setField(new DlDst(mac.clone()));
+ Assert.assertArrayEquals((byte[]) x.getField(DlSrc.TYPE).getValue(), (byte[]) x.getField(DlDst.TYPE).getValue());
+ }
+
+ @Test
+ public void testMatchSetGetNWAddr() throws UnknownHostException {
+ Match x = new Match();
+ String ip = "172.20.231.23";
+ InetAddress address = InetAddress.getByName(ip);
+ InetAddress mask = InetAddress.getByName("255.255.0.0");
+
+ x.setField(new NwSrc(address, mask));
+ Assert.assertEquals(address, x.getField(NwSrc.TYPE).getValue());
+ Assert.assertEquals(x.getField(NwSrc.TYPE).getMask(), mask);
+ }
+
+ @Test
+ public void testMatchSetGetEtherType() throws UnknownHostException {
+ Match x = new Match();
+
+ x.setField(new DlType(EtherTypes.QINQ.shortValue()));
+ Assert.assertEquals(x.getField(DlType.TYPE).getValue(), EtherTypes.QINQ.shortValue());
+
+ x.setField(new DlType(EtherTypes.LLDP.shortValue()));
+ Assert.assertEquals(x.getField(DlType.TYPE).getValue(), EtherTypes.LLDP.shortValue());
+ Assert.assertFalse(x.getField(DlType.TYPE).equals(EtherTypes.LLDP.intValue()));
+ }
+
+ @Test
+ public void testSetGetNwTos() {
+ Match x = new Match();
+ x.setField(new NwTos((byte) 0xb));
+
+ Byte t = new Byte((byte) 0xb);
+
+ Object o = x.getField(NwTos.TYPE).getValue();
+ Assert.assertEquals(o, t);
+ Assert.assertEquals(o, Byte.valueOf((byte)0xb));
+ }
+
+ @Test
+ public void testSetGetNwProto() {
+ Match x = new Match();
+ Byte proto = (byte) 199;
+ x.setField(new NwProtocol(proto));
+
+ Byte o = (Byte) x.getField(NwProtocol.TYPE).getValue();
+ Assert.assertEquals(o, proto);
+ }
+
+ @Test
+ public void testSetTpSrc() {
+ // Minimum value validation.
+ Match match = new Match();
+ short tp_src = 0;
+ match.setField(new TpSrc(tp_src));
+
+ Object o = match.getField(TpSrc.TYPE).getValue();
+ Assert.assertEquals(o, tp_src);
+
+ // Maximum value validation.
+ match = new Match();
+ tp_src = (short) 0xffff;
+ match.setField(new TpSrc(tp_src));
+
+ o = match.getField(TpSrc.TYPE).getValue();
+ Assert.assertEquals(o, tp_src);
+ }
+
+ @Test
+ public void testSetTpDst() {
+ // Minimum value validation.
+ Match match = new Match();
+ short tp_dst = 0;
+ match.setField(new TpDst(tp_dst));
+
+ Object o = match.getField(TpDst.TYPE).getValue();
+ Assert.assertTrue(o.equals(tp_dst));
+
+ // Maximum value validation.
+ match = new Match();
+ tp_dst = (short) 0xffff;
+ match.setField(new TpDst(tp_dst));
+
+ o = match.getField(TpDst.TYPE).getValue();
+ Assert.assertEquals(o, tp_dst);
+ }
+
+ @Test
+ public void testEquality() throws Exception {
+ Node node = NodeCreator.createOFNode(7L);
+ NodeConnector port = NodeConnectorCreator.createOFNodeConnector((short) 24, node);
+ NodeConnector port2 = NodeConnectorCreator.createOFNodeConnector((short) 24, node);
+ byte srcMac[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ byte srcMac2[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac2[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ InetAddress srcIP = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ InetAddress dstIP = InetAddress.getByName("2001:420:281:1004:e123:e688:d655:a1b0");
+ InetAddress ipMask = InetAddress.getByName("ffff:ffff:ffff:ffff:0:0:0:0");
+ InetAddress ipMaskd = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:0");
+ InetAddress ipMask2 = InetAddress.getByName("ffff:ffff:ffff:ffff:0:0:0:0");
+ InetAddress ipMaskd2 = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:0");
+ short ethertype = EtherTypes.IPv6.shortValue();
+ short ethertype2 = EtherTypes.IPv6.shortValue();
+ short vlan = (short) 27, vlan2 = (short) 27;
+ byte vlanPr = (byte) 3, vlanPr2 = (byte) 3;
+ Byte tos = 4, tos2 = 4;
+ byte proto = IPProtocols.UDP.byteValue(), proto2 = IPProtocols.UDP.byteValue();
+ short src = (short) 5500, src2 = (short) 5500;
+ short dst = 80, dst2 = 80;
+
+ /*
+ * Create a SAL Flow aFlow
+ */
+ Match match1 = new Match();
+ Match match2 = new Match();
+ match1.setField(new InPort(port));
+ match1.setField(new DlSrc(srcMac));
+ match1.setField(new DlDst(dstMac));
+ match1.setField(new DlType(ethertype));
+ match1.setField(new DlVlan(vlan));
+ match1.setField(new DlVlanPriority(vlanPr));
+ match1.setField(new NwSrc(srcIP, ipMask));
+ match1.setField(new NwDst(dstIP, ipMaskd));
+ match1.setField(new NwTos(tos));
+ match1.setField(new NwProtocol(proto));
+ match1.setField(new TpSrc(src));
+ match1.setField(new TpDst(dst));
+
+ match2.setField(new InPort(port2));
+ match2.setField(new DlSrc(srcMac2));
+ match2.setField(new DlDst(dstMac2));
+ match2.setField(new DlType(ethertype2));
+ match2.setField(new DlVlan(vlan2));
+ match2.setField(new DlVlanPriority(vlanPr2));
+ match2.setField(new NwSrc(srcIP, ipMask2));
+ match2.setField(new NwDst(dstIP, ipMaskd2));
+ match2.setField(new NwTos(tos2));
+ match2.setField(new NwProtocol(proto2));
+ match2.setField(new TpSrc(src2));
+ match2.setField(new TpDst(dst2));
+
+ Assert.assertTrue(match1.equals(match2));
+
+ Set<String> allFields = new HashSet<String>(match1.getMatchesList());
+ allFields.addAll(match2.getMatchesList());
+ // Make sure all values are equals
+ for (String type : allFields) {
+ if (match1.isPresent(type)) {
+ Assert.assertEquals(match1.getField(type), match2.getField(type));
+ }
+ }
+
+ // Make none of the fields couples are pointing to the same reference
+ MatchField<?> a = null, b = null;
+ for (String type : allFields) {
+ a = match1.getField(type);
+ b = match2.getField(type);
+ if (a != null && b != null) {
+ Assert.assertFalse(a == b);
+ }
+ }
+ }
+
+ @Test
+ public void testEqualityNetMask() throws Exception {
+
+ InetAddress srcIP = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask = InetAddress.getByName("255.255.255.255");
+ InetAddress srcIP2 = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask2 = null;
+ short ethertype = EtherTypes.IPv4.shortValue();
+ short ethertype2 = EtherTypes.IPv4.shortValue();
+
+ /*
+ * Create a SAL Flow aFlow
+ */
+ Match match1 = new Match();
+ Match match2 = new Match();
+
+ match1.setField(new DlType(ethertype));
+ match1.setField(new NwSrc(srcIP, ipMask));
+
+ match2.setField(new DlType(ethertype2));
+ match2.setField(new NwSrc(srcIP2, ipMask2));
+
+ Assert.assertTrue(match1.equals(match2));
+
+ ipMask2 = InetAddress.getByName("255.255.255.255");
+ match2.setField(new NwSrc(srcIP2, ipMask2));
+
+ srcIP = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ srcIP2 = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ ipMask = null;
+ ipMask2 = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff");
+ ethertype = EtherTypes.IPv6.shortValue();
+ ethertype2 = EtherTypes.IPv6.shortValue();
+
+ match1.setField(new DlType(ethertype));
+ match1.setField(new NwSrc(srcIP, ipMask));
+
+ match2.setField(new DlType(ethertype2));
+ match2.setField(new NwSrc(srcIP2, ipMask2));
+
+ Assert.assertEquals(match1, match2);
+ }
+
+ @Test
+ public void testHashCodeWithReverseMatch() throws Exception {
+ InetAddress srcIP1 = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask1 = InetAddress.getByName("255.255.255.255");
+ InetAddress srcIP2 = InetAddress.getByName("2.2.2.2");
+ InetAddress ipMask2 = InetAddress.getByName("255.255.255.255");
+ MatchField<?> field1 = new NwSrc(srcIP1, ipMask1);
+ MatchField<?> field2 = new NwDst(srcIP2, ipMask2);
+ Match match1 = new Match();
+ match1.setField(field1);
+ match1.setField(field2);
+ Match match2 = match1.reverse();
+ Assert.assertFalse(match1.hashCode() == match2.hashCode());
+ }
+
+ @Test
+ public void testHashCode() throws Exception {
+ byte srcMac1[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte srcMac2[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac1[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ byte dstMac2[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ short ethertype = EtherTypes.IPv4.shortValue();
+ short ethertype2 = EtherTypes.IPv4.shortValue();
+ InetAddress srcIP1 = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask1 = InetAddress.getByName("255.255.255.255");
+ InetAddress srcIP2 = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask2 = InetAddress.getByName("255.255.255.255");
+
+ Match match1 = new Match();
+ Match match2 = new Match();
+
+ MatchField<?> field1 = new DlSrc(srcMac1);
+ MatchField<?> field2 = new DlSrc(srcMac2);
+ Assert.assertTrue(field1.hashCode() == field2.hashCode());
+
+ match1.setField(field1);
+ match2.setField(field2);
+ Assert.assertTrue(match1.hashCode() == match2.hashCode());
+
+ MatchField<?> field3 = new DlDst(dstMac1);
+ MatchField<?> field4 = new DlDst(dstMac2);
+ Assert.assertTrue(field3.hashCode() == field4.hashCode());
+
+ match1.setField(field3);
+ match2.setField(field4);
+ Assert.assertTrue(match1.hashCode() == match2.hashCode());
+
+ MatchField<?> field5 = new DlType(ethertype);
+ MatchField<?> field6 = new DlType(ethertype2);
+ Assert.assertTrue(field5.hashCode() == field6.hashCode());
+
+ match1.setField(field5);
+ match2.setField(field6);
+ Assert.assertTrue(match1.hashCode() == match2 .hashCode());
+
+ MatchField<?> field7 = new NwSrc(srcIP1, ipMask1);
+ MatchField<?> field8 = new NwSrc(srcIP2, ipMask2);
+ Assert.assertTrue(field7.hashCode() == field8.hashCode());
+
+ match1.setField(field7);
+ match2.setField(field8);
+ Assert.assertTrue(match1.hashCode() == match2.hashCode());
+
+ }
+
+ @Test
+ public void testCloning() throws Exception {
+ Node node = NodeCreator.createOFNode(7L);
+ NodeConnector port = NodeConnectorCreator.createOFNodeConnector((short) 24, node);
+ byte srcMac[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ InetAddress srcIP = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ InetAddress dstIP = InetAddress.getByName("2001:420:281:1004:e123:e688:d655:a1b0");
+ InetAddress ipMasks = InetAddress.getByName("ffff:ffff:ffff:ffff:0:0:0:0");
+ InetAddress ipMaskd = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:0");
+ short ethertype = EtherTypes.IPv6.shortValue();
+ short vlan = (short) 27;
+ byte vlanPr = (byte) 3;
+ Byte tos = 4;
+ byte proto = IPProtocols.UDP.byteValue();
+ short src = (short) 5500;
+ short dst = 80;
+
+ /*
+ * Create a SAL Flow aFlow
+ */
+ Match match = new Match();
+ match.setField(new InPort(port));
+ match.setField(new DlSrc(srcMac));
+ match.setField(new DlDst(dstMac));
+ match.setField(new DlType(ethertype));
+ match.setField(new DlVlan(vlan));
+ match.setField(new DlVlanPriority(vlanPr));
+ match.setField(new NwSrc(srcIP, ipMasks));
+ match.setField(new NwDst(dstIP, ipMaskd));
+ match.setField(new NwTos(tos));
+ match.setField(new NwProtocol(proto));
+ match.setField(new TpSrc(src));
+ match.setField(new TpDst(dst));
+
+ Match cloned = match.clone();
+
+ // Make sure all values are equals
+ for (String type : match.getMatchesList()) {
+ if (match.isPresent(type)) {
+ if (!match.getField(type).equals(cloned.getField(type))) {
+ Assert.assertEquals(match.getField(type), cloned.getField(type));
+ }
+ }
+ }
+
+ // Make sure none of the fields couples are pointing to the same
+ // reference
+ MatchField<?> a = null, b = null;
+ for (String type : match.getMatchesList()) {
+ a = match.getField(type);
+ b = cloned.getField(type);
+ if (a != null && b != null) {
+ Assert.assertFalse(a == b);
+ }
+ }
+
+ Assert.assertTrue(match.equals(cloned));
+
+ Assert.assertEquals(match.getField(DlSrc.TYPE), cloned.getField(DlSrc.TYPE));
+ Assert.assertEquals(match.getField(NwDst.TYPE), cloned.getField(NwDst.TYPE));
+ Assert.assertEquals(match.getField(NwDst.TYPE).getMask(), cloned.getField(NwDst.TYPE).getMask());
+ Assert.assertEquals(match.hashCode(), cloned.hashCode());
+ }
+
+ @Test
+ public void testFlip() throws Exception {
+ Node node = NodeCreator.createOFNode(7L);
+ NodeConnector port = NodeConnectorCreator.createOFNodeConnector((short) 24, node);
+ byte srcMac[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ InetAddress srcIP = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ InetAddress dstIP = InetAddress.getByName("2001:420:281:1004:e123:e688:d655:a1b0");
+ InetAddress ipMasks = InetAddress.getByName("ffff:ffff:ffff:ffff:0:0:0:0");
+ InetAddress ipMaskd = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:0");
+ short ethertype = EtherTypes.IPv6.shortValue();
+ short vlan = (short) 27;
+ byte vlanPr = (byte) 3;
+ Byte tos = 4;
+ byte proto = IPProtocols.UDP.byteValue();
+ short src = (short) 5500;
+ short dst = 80;
+
+ /*
+ * Create a SAL Flow aFlow
+ */
+ Match match = new Match();
+ match.setField(new InPort(port));
+ match.setField(new DlSrc(srcMac));
+ match.setField(new DlDst(dstMac));
+ match.setField(new DlType(ethertype));
+ match.setField(new DlVlan(vlan));
+ match.setField(new DlVlanPriority(vlanPr));
+ match.setField(new NwSrc(srcIP, ipMasks));
+ match.setField(new NwDst(dstIP, ipMaskd));
+ match.setField(new NwTos(tos));
+ match.setField(new NwProtocol(proto));
+ match.setField(new TpSrc(src));
+ match.setField(new TpDst(dst));
+
+ Match flipped = match.reverse();
+
+ Assert.assertEquals(match.getField(DlType.TYPE), flipped.getField(DlType.TYPE));
+ Assert.assertEquals(match.getField(DlVlan.TYPE), flipped.getField(DlVlan.TYPE));
+
+ Assert.assertArrayEquals((byte[]) match.getField(DlDst.TYPE).getValue(), (byte[]) flipped.getField(DlSrc.TYPE)
+ .getValue());
+
+ Assert.assertEquals(match.getField(NwDst.TYPE).getValue(), flipped.getField(NwSrc.TYPE).getValue());
+
+ Assert.assertEquals(match.getField(TpDst.TYPE).getValue(), flipped.getField(TpSrc.TYPE).getValue());
+
+ Match flipflip = flipped.reverse().reverse();
+ Assert.assertEquals(flipflip, flipped);
+
+ }
+
+ @Test
+ public void testVlanNone() throws Exception {
+ // The value 0 is used to indicate that no VLAN ID is set
+ short vlan = (short) 0;
+ MatchField<?> field = new DlVlan(vlan);
+
+ Assert.assertTrue(field != null);
+ Assert.assertEquals(field.getValue(), new Short(vlan));
+ Assert.assertTrue(field.isValid());
+ }
+
+ @Test
+ public void testIntersection() throws UnknownHostException {
+ Short ethType = Short.valueOf((short)0x800);
+ InetAddress ip1 = InetAddress.getByName("1.1.1.1");
+ InetAddress ip2 = InetAddress.getByName("1.1.1.0");
+ InetAddress ipm2 = InetAddress.getByName("255.255.255.0");
+ InetAddress ip3 = InetAddress.getByName("1.3.0.0");
+ InetAddress ipm3 = InetAddress.getByName("255.255.0.0");
+ InetAddress ip4 = InetAddress.getByName("1.3.4.4");
+ InetAddress ipm4 = InetAddress.getByName("255.255.255.0");
+
+ Match m1 = new Match();
+ m1.setField(new DlType(ethType));
+ m1.setField(new NwSrc(ip1));
+
+ Match m2 = new Match();
+ m2.setField(new DlType(ethType));
+ m2.setField(new NwSrc(ip2, ipm2));
+
+ Match m3 = new Match();
+ m3.setField(new DlType(ethType));
+ m3.setField(new NwSrc(ip3, ipm3));
+ m3.setField(new NwProtocol(IPProtocols.TCP.byteValue()));
+
+ Match m3r = m3.reverse();
+ Assert.assertTrue(m3.intersetcs(m3r));
+
+ Assert.assertTrue(m1.intersetcs(m2));
+ Assert.assertTrue(m2.intersetcs(m1));
+ Assert.assertFalse(m1.intersetcs(m3));
+ Assert.assertTrue(m1.intersetcs(m3r));
+ Assert.assertFalse(m3.intersetcs(m1));
+ Assert.assertTrue(m3.intersetcs(m1.reverse()));
+ Assert.assertFalse(m2.intersetcs(m3));
+ Assert.assertFalse(m3.intersetcs(m2));
+ Assert.assertTrue(m2.intersetcs(m3r));
+
+
+ Match i = m1.getIntersection(m2);
+ Assert.assertTrue(((Short)i.getField(DlType.TYPE).getValue()).equals(ethType));
+ // Verify intersection of IP addresses is correct
+ Assert.assertTrue(((InetAddress)i.getField(NwSrc.TYPE).getValue()).equals(ip1));
+ Assert.assertNull(i.getField(NwSrc.TYPE).getMask());
+
+ // Empty set
+ i = m2.getIntersection(m3);
+ Assert.assertNull(i);
+
+ Match m4 = new Match();
+ m4.setField(new DlType(ethType));
+ m4.setField(new NwProtocol(IPProtocols.TCP.byteValue()));
+ m3.setField(new NwSrc(ip4, ipm4));
+ Assert.assertTrue(m4.intersetcs(m3));
+
+ // Verify intersection of IP and IP mask addresses is correct
+ Match ii = m3.getIntersection(m4);
+ Assert.assertTrue(((InetAddress)ii.getField(NwSrc.TYPE).getValue()).equals(ip4));
+ Assert.assertTrue(((InetAddress)ii.getField(NwSrc.TYPE).getMask()).equals(ipm4));
+
+ Match m5 = new Match();
+ m5.setField(new DlType(ethType));
+ m3.setField(new NwSrc(ip3, ipm3));
+ m5.setField(new NwProtocol(IPProtocols.UDP.byteValue()));
+ Assert.assertFalse(m5.intersetcs(m3));
+ Assert.assertFalse(m5.intersetcs(m4));
+ Assert.assertTrue(m5.intersetcs(m5));
+ Assert.assertFalse(m3.intersetcs(m5));
+ Assert.assertFalse(m4.intersetcs(m5));
+
+
+ Match i2 = m4.getIntersection(m3);
+ Assert.assertFalse(i2.isEmpty());
+ Assert.assertFalse(i2.getMatchesList().isEmpty());
+ Assert.assertTrue(((InetAddress)i2.getField(NwSrc.TYPE).getValue()).equals(ip3));
+ Assert.assertTrue(((InetAddress)i2.getField(NwSrc.TYPE).getMask()).equals(ipm3));
+ Assert.assertTrue(((Byte)i2.getField(NwProtocol.TYPE).getValue()).equals(IPProtocols.TCP.byteValue()));
+
+ byte src[] = {(byte)0, (byte)0xab,(byte)0xbc,(byte)0xcd,(byte)0xde,(byte)0xef};
+ byte dst[] = {(byte)0x10, (byte)0x11,(byte)0x12,(byte)0x13,(byte)0x14,(byte)0x15};
+ Short srcPort = (short)1024;
+ Short dstPort = (short)80;
+
+ // Check identity
+ Match m6 = new Match();
+ m6.setField(new DlSrc(src));
+ m6.setField(new DlDst(dst));
+ m6.setField(new NwSrc(ip2, ipm2));
+ m6.setField(new NwDst(ip3, ipm3));
+ m6.setField(new NwProtocol(IPProtocols.UDP.byteValue()));
+ m6.setField(new TpSrc(srcPort));
+ m6.setField(new TpDst(dstPort));
+ Assert.assertTrue(m6.intersetcs(m6));
+ Assert.assertTrue(m6.getIntersection(m6).equals(m6));
+
+ // Empty match, represents the universal set (all packets)
+ Match u = new Match();
+ Assert.assertEquals(m6.getIntersection(u), m6);
+ Assert.assertEquals(u.getIntersection(m6), m6);
+
+ // No intersection with null match, empty set
+ Assert.assertNull(m6.getIntersection(null));
+ }
+}