--- /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));
+ }
+}