-/* Copyright (C)2013 Pantheon Technologies, s.r.o. All rights reserved. */\r
-\r
-package org.opendaylight.openflowjava.protocol.impl.util;\r
-\r
-import io.netty.buffer.ByteBuf;\r
-import io.netty.buffer.UnpooledByteBufAllocator;\r
-\r
-import java.util.ArrayList;\r
-import java.util.Arrays;\r
-import java.util.List;\r
-import java.util.Map;\r
-import java.util.Map.Entry;\r
-\r
-import org.opendaylight.openflowjava.protocol.impl.serialization.OFSerializer;\r
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;\r
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;\r
-\r
-import com.google.common.base.Joiner;\r
-\r
-/** Class for common operations on ByteBuf\r
- * @author michal.polkorab\r
- * @author timotej.kubas\r
- */\r
-public abstract class ByteBufUtils {\r
-\r
- /**\r
- * Converts ByteBuf into String\r
- * @param bb input ByteBuf\r
- * @return String\r
- */\r
- public static String byteBufToHexString(ByteBuf bb) {\r
- StringBuffer sb = new StringBuffer();\r
- for (int i = 0; i < bb.readableBytes(); i++) {\r
- short b = bb.getUnsignedByte(i);\r
- sb.append(String.format("%02x ", b));\r
- }\r
- return sb.toString();\r
- }\r
- \r
- /**\r
- * Converts String into byte[]\r
- * @param hexSrc input String\r
- * @return byte[] filled with input data\r
- */\r
- public static byte[] hexStringToBytes(String hexSrc) {\r
- return hexStringToBytes(hexSrc, true);\r
- }\r
- \r
- /**\r
- * Converts String into byte[]\r
- * @param hexSrc input String\r
- * @param withSpaces if there are spaces in string \r
- * @return byte[] filled with input data\r
- */\r
- public static byte[] hexStringToBytes(String hexSrc, boolean withSpaces ) {\r
- String splitPattern = "\\s+";\r
- if (!withSpaces) {\r
- splitPattern = "(?<=\\G.{2})";\r
- }\r
- \r
- String[] byteChips = hexSrc.split(splitPattern);\r
- byte[] result = new byte[byteChips.length];\r
- for (int i = 0; i < byteChips.length; i++) {\r
- result[i] = (byte) Short.parseShort(byteChips[i], 16);\r
- }\r
- return result;\r
- }\r
- \r
- /**\r
- * Creates ByteBuf filled with specified data\r
- * @param hexSrc input String of bytes in hex format\r
- * @return ByteBuf with specified hexString converted\r
- */\r
- public static ByteBuf hexStringToByteBuf(String hexSrc) {\r
- ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();\r
- hexStringToByteBuf(hexSrc, out);\r
- return out;\r
- }\r
- \r
- /**\r
- * Creates ByteBuf filled with specified data\r
- * @param hexSrc input String of bytes in hex format\r
- * @param out ByteBuf with specified hexString converted\r
- */\r
- public static void hexStringToByteBuf(String hexSrc, ByteBuf out) {\r
- out.writeBytes(hexStringToBytes(hexSrc));\r
- }\r
- \r
- /**\r
- * Fills specified ByteBuf with 0 (zeros) of desired length, used for padding\r
- * @param length\r
- * @param out ByteBuf to be padded\r
- */\r
- public static void padBuffer(int length, ByteBuf out) {\r
- for (int i = 0; i < length; i++) {\r
- out.writeByte(0);\r
- }\r
- }\r
- \r
- /**\r
- * Create standard OF header\r
- * @param factory serialization factory \r
- * @param message POJO\r
- * @param out writing buffer\r
- */\r
- public static <E extends OfHeader> void writeOFHeader(OFSerializer<E> factory, E message, ByteBuf out) { \r
- out.writeByte(message.getVersion());\r
- out.writeByte(factory.getMessageType());\r
- out.writeShort(factory.computeLength(message));\r
- out.writeInt(message.getXid().intValue());\r
-\r
- }\r
-\r
- /**\r
- * Fills the bitmask from boolean map where key is bit position\r
- * @param booleanMap bit to boolean mapping\r
- * @return bit mask\r
- */\r
- public static int fillBitMaskFromMap(Map<Integer, Boolean> booleanMap) {\r
- int bitmask = 0;\r
- \r
- for (Entry<Integer, Boolean> iterator : booleanMap.entrySet()) {\r
- if (iterator.getValue() != null && iterator.getValue().booleanValue()) {\r
- bitmask |= 1 << iterator.getKey();\r
- }\r
- }\r
- return bitmask;\r
- }\r
- \r
- /**\r
- * Fills the bitmask from boolean list where key is bit position\r
- * @param booleanList bit to boolean mapping\r
- * @return bit mask\r
- */\r
- public static int[] fillBitMaskFromList(List<Boolean> booleanList) {\r
- int[] bitmask;\r
- int index = 0;\r
- int arrayIndex = 0;\r
- if ((booleanList.size() % Integer.SIZE) != 0) {\r
- bitmask = new int[booleanList.size() / Integer.SIZE + 1];\r
- } else {\r
- bitmask = new int[booleanList.size() / Integer.SIZE];\r
- }\r
- for (Boolean currElement : booleanList) {\r
- if (currElement != null && currElement.booleanValue()) {\r
- bitmask[arrayIndex] |= 1 << index;\r
- }\r
- index++;\r
- arrayIndex = index / Integer.SIZE;\r
- }\r
- return bitmask;\r
- }\r
-\r
- /**\r
- * Converts byte array into String\r
- * @param array input byte array\r
- * @return String\r
- */\r
- public static String bytesToHexString(byte[] array) {\r
- StringBuffer sb = new StringBuffer();\r
- for (int i = 0; i < array.length; i++) {\r
- short b = array[i];\r
- sb.append(String.format("%02x ", b));\r
- }\r
- return sb.toString();\r
- }\r
- \r
- /**\r
- * Converts macAddress to byte array\r
- * @param macAddress\r
- * @return byte representation of mac address\r
- * @see {@link MacAddress}\r
- */\r
- public static byte[] macAddressToBytes(String macAddress) {\r
- String[] sequences = macAddress.split(":");\r
- byte[] result = new byte[EncodeConstants.MAC_ADDRESS_LENGTH];\r
- for (int i = 0; i < sequences.length; i++) {\r
- result[i] = (byte) Short.parseShort(sequences[i], 16);\r
- }\r
- return result;\r
- }\r
- \r
- /**\r
- * Converts mac address represented in bytes to String\r
- * @param address\r
- * @return String representation of mac address\r
- * @see {@link MacAddress}\r
- */\r
- public static String macAddressToString(byte[] address) {\r
- List<String> groups = new ArrayList<>();\r
- for(int i=0; i < EncodeConstants.MAC_ADDRESS_LENGTH; i++){\r
- groups.add(String.format("%02X", address[i]));\r
- }\r
- Joiner joiner = Joiner.on(":");\r
- return joiner.join(groups); \r
- }\r
- \r
- /**\r
- * Reads and parses port name from ByteBuf\r
- * @param rawMessage\r
- * @param length maximal length of String\r
- * @return String with name of port\r
- */\r
- public static String decodeNullTerminatedString(ByteBuf rawMessage, int length) {\r
- byte[] name = new byte[EncodeConstants.MAX_PORT_NAME_LENGTH];\r
- rawMessage.readBytes(name);\r
- int index = 0;\r
- for (int i = 0; i < name.length; i++) {\r
- if (name[i] != 0) {\r
- index++;\r
- } else {\r
- break;\r
- }\r
- }\r
- byte[] correctName = Arrays.copyOf(name, index);\r
- return new String(correctName);\r
- }\r
-}\r
+/*
+ * Copyright (c) 2013 Pantheon Technologies s.r.o. 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.openflowjava.protocol.impl.util;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.UnpooledByteBufAllocator;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import org.opendaylight.openflowjava.protocol.impl.serialization.OFSerializer;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
+
+import com.google.common.base.Joiner;
+
+/** Class for common operations on ByteBuf
+ * @author michal.polkorab
+ * @author timotej.kubas
+ */
+public abstract class ByteBufUtils {
+
+ /**
+ * Converts ByteBuf into String
+ * @param bb input ByteBuf
+ * @return String
+ */
+ public static String byteBufToHexString(ByteBuf bb) {
+ StringBuffer sb = new StringBuffer();
+ for (int i = 0; i < bb.readableBytes(); i++) {
+ short b = bb.getUnsignedByte(i);
+ sb.append(String.format("%02x ", b));
+ }
+ return sb.toString();
+ }
+
+ /**
+ * Converts String into byte[]
+ * @param hexSrc input String
+ * @return byte[] filled with input data
+ */
+ public static byte[] hexStringToBytes(String hexSrc) {
+ return hexStringToBytes(hexSrc, true);
+ }
+
+ /**
+ * Converts String into byte[]
+ * @param hexSrc input String
+ * @param withSpaces if there are spaces in string
+ * @return byte[] filled with input data
+ */
+ public static byte[] hexStringToBytes(String hexSrc, boolean withSpaces ) {
+ String splitPattern = "\\s+";
+ if (!withSpaces) {
+ splitPattern = "(?<=\\G.{2})";
+ }
+
+ String[] byteChips = hexSrc.split(splitPattern);
+ byte[] result = new byte[byteChips.length];
+ for (int i = 0; i < byteChips.length; i++) {
+ result[i] = (byte) Short.parseShort(byteChips[i], 16);
+ }
+ return result;
+ }
+
+ /**
+ * Creates ByteBuf filled with specified data
+ * @param hexSrc input String of bytes in hex format
+ * @return ByteBuf with specified hexString converted
+ */
+ public static ByteBuf hexStringToByteBuf(String hexSrc) {
+ ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
+ hexStringToByteBuf(hexSrc, out);
+ return out;
+ }
+
+ /**
+ * Creates ByteBuf filled with specified data
+ * @param hexSrc input String of bytes in hex format
+ * @param out ByteBuf with specified hexString converted
+ */
+ public static void hexStringToByteBuf(String hexSrc, ByteBuf out) {
+ out.writeBytes(hexStringToBytes(hexSrc));
+ }
+
+ /**
+ * Fills specified ByteBuf with 0 (zeros) of desired length, used for padding
+ * @param length
+ * @param out ByteBuf to be padded
+ */
+ public static void padBuffer(int length, ByteBuf out) {
+ for (int i = 0; i < length; i++) {
+ out.writeByte(0);
+ }
+ }
+
+ /**
+ * Create standard OF header
+ * @param factory serialization factory
+ * @param message POJO
+ * @param out writing buffer
+ */
+ public static <E extends OfHeader> void writeOFHeader(OFSerializer<E> factory, E message, ByteBuf out) {
+ out.writeByte(message.getVersion());
+ out.writeByte(factory.getMessageType());
+ out.writeShort(factory.computeLength(message));
+ out.writeInt(message.getXid().intValue());
+
+ }
+
+ /**
+ * Fills the bitmask from boolean map where key is bit position
+ * @param booleanMap bit to boolean mapping
+ * @return bit mask
+ */
+ public static int fillBitMaskFromMap(Map<Integer, Boolean> booleanMap) {
+ int bitmask = 0;
+
+ for (Entry<Integer, Boolean> iterator : booleanMap.entrySet()) {
+ if (iterator.getValue() != null && iterator.getValue().booleanValue()) {
+ bitmask |= 1 << iterator.getKey();
+ }
+ }
+ return bitmask;
+ }
+
+ /**
+ * Fills the bitmask from boolean list where key is bit position
+ * @param booleanList bit to boolean mapping
+ * @return bit mask
+ */
+ public static int[] fillBitMaskFromList(List<Boolean> booleanList) {
+ int[] bitmask;
+ int index = 0;
+ int arrayIndex = 0;
+ if ((booleanList.size() % Integer.SIZE) != 0) {
+ bitmask = new int[booleanList.size() / Integer.SIZE + 1];
+ } else {
+ bitmask = new int[booleanList.size() / Integer.SIZE];
+ }
+ for (Boolean currElement : booleanList) {
+ if (currElement != null && currElement.booleanValue()) {
+ bitmask[arrayIndex] |= 1 << index;
+ }
+ index++;
+ arrayIndex = index / Integer.SIZE;
+ }
+ return bitmask;
+ }
+
+ /**
+ * Converts byte array into String
+ * @param array input byte array
+ * @return String
+ */
+ public static String bytesToHexString(byte[] array) {
+ StringBuffer sb = new StringBuffer();
+ for (int i = 0; i < array.length; i++) {
+ short b = array[i];
+ sb.append(String.format("%02x ", b));
+ }
+ return sb.toString();
+ }
+
+ /**
+ * Converts macAddress to byte array
+ * @param macAddress
+ * @return byte representation of mac address
+ * @see {@link MacAddress}
+ */
+ public static byte[] macAddressToBytes(String macAddress) {
+ String[] sequences = macAddress.split(":");
+ byte[] result = new byte[EncodeConstants.MAC_ADDRESS_LENGTH];
+ for (int i = 0; i < sequences.length; i++) {
+ result[i] = (byte) Short.parseShort(sequences[i], 16);
+ }
+ return result;
+ }
+
+ /**
+ * Converts mac address represented in bytes to String
+ * @param address
+ * @return String representation of mac address
+ * @see {@link MacAddress}
+ */
+ public static String macAddressToString(byte[] address) {
+ List<String> groups = new ArrayList<>();
+ for(int i=0; i < EncodeConstants.MAC_ADDRESS_LENGTH; i++){
+ groups.add(String.format("%02X", address[i]));
+ }
+ Joiner joiner = Joiner.on(":");
+ return joiner.join(groups);
+ }
+
+ /**
+ * Reads and parses port name from ByteBuf
+ * @param rawMessage
+ * @param length maximal length of String
+ * @return String with name of port
+ */
+ public static String decodeNullTerminatedString(ByteBuf rawMessage, int length) {
+ byte[] name = new byte[EncodeConstants.MAX_PORT_NAME_LENGTH];
+ rawMessage.readBytes(name);
+ int index = 0;
+ for (int i = 0; i < name.length; i++) {
+ if (name[i] != 0) {
+ index++;
+ } else {
+ break;
+ }
+ }
+ byte[] correctName = Arrays.copyOf(name, index);
+ return new String(correctName);
+ }
+}
Code Review / openflowjava.git / blobdiff