[Emu][ONOS-2593, ONOS-2594] BGP SBI controller and session handler
Change-Id: Ia95717ff173b2e3e1198bdd0fafef7cb0aa8f734
diff --git a/utils/misc/src/main/java/org/onlab/util/HexDump.java b/utils/misc/src/main/java/org/onlab/util/HexDump.java
new file mode 100755
index 0000000..cfb7939
--- /dev/null
+++ b/utils/misc/src/main/java/org/onlab/util/HexDump.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onlab.util;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * HexDump class an utility to dump buffer in hex format.
+ */
+public final class HexDump {
+ protected static final Logger log = LoggerFactory.getLogger(HexDump.class);
+
+ private HexDump() {
+ }
+
+ /**
+ * Dump the buffer content in hex format.
+ *
+ * @param buff buffer content to dump in hex format
+ */
+ public static void dump(ChannelBuffer buff) {
+ try {
+ byte[] yTemp;
+ yTemp = buff.array();
+
+ int iStartIndex = buff.readerIndex();
+ int iEndIndex = buff.writerIndex();
+ do {
+ StringBuilder sb = new StringBuilder();
+ for (int k = 0; (k < 16) && (iStartIndex < iEndIndex); ++k) {
+ if (0 == k % 4) {
+ sb.append(String.format(" ")); // blank after 4 bytes
+ }
+ sb.append(String.format("%02X ", yTemp[iStartIndex++]));
+ }
+ log.debug(sb.toString());
+ } while (iStartIndex < iEndIndex);
+ } catch (Exception e) {
+ log.error("[HexDump] Invalid buffer: " + e.toString());
+ }
+ }
+}