Updated master to commit id 6ee8aa3e67ce89908a8c93aa9445c6f71a18f986

Change-Id: I94b055ee2f298daf71e2ec794fd0f2495bd8081f

1 files changed, 126 insertions, 0 deletions

diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AutonomousSystemTlv.java b/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AutonomousSystemTlv.java
new file mode 100644
index 00000000..5d8a9193
--- /dev/null
+++ b/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AutonomousSystemTlv.java
@@ -0,0 +1,126 @@
+/*
+ * 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.onosproject.bgpio.types;
+
+import java.util.Objects;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * Provides Autonomous System Tlv which contains opaque value (32 Bit AS Number).
+ */
+public class AutonomousSystemTlv implements BGPValueType {
+
+    /* Reference :draft-ietf-idr-ls-distribution-11
+     *  0                   1                   2                   3
+      0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+     +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+     |           Type= 512            |             Length=4         |
+     +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+     |                    opaque value (32 Bit AS Number)            |
+     +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+     */
+
+    protected static final Logger log = LoggerFactory.getLogger(AutonomousSystemTlv.class);
+
+    public static final short TYPE = 512;
+    public static final short LENGTH = 4;
+
+    private final int asNum;
+
+    /**
+     * Constructor to initialize asNum.
+     *
+     * @param asNum 32 Bit AS Number
+     */
+    public AutonomousSystemTlv(int asNum) {
+        this.asNum = asNum;
+    }
+
+    /**
+     * Returns object of this class with specified asNum.
+     *
+     * @param asNum 32 Bit AS Number
+     * @return object of AutonomousSystemTlv
+     */
+    public static AutonomousSystemTlv of(final int asNum) {
+        return new AutonomousSystemTlv(asNum);
+    }
+
+    /**
+     * Returns opaque value of AS Number.
+     *
+     * @return opaque value of AS Number
+     */
+    public int getAsNum() {
+        return asNum;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(asNum);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof AutonomousSystemTlv) {
+            AutonomousSystemTlv other = (AutonomousSystemTlv) obj;
+            return Objects.equals(asNum, other.asNum);
+        }
+        return false;
+    }
+
+    @Override
+    public int write(ChannelBuffer c) {
+        int iLenStartIndex = c.writerIndex();
+        c.writeShort(TYPE);
+        c.writeShort(LENGTH);
+        c.writeInt(asNum);
+        return c.writerIndex() - iLenStartIndex;
+    }
+
+    /**
+     * Reads the channel buffer and returns object of AutonomousSystemTlv.
+     *
+     * @param c ChannelBuffer
+     * @return object of AutonomousSystemTlv
+     */
+    public static AutonomousSystemTlv read(ChannelBuffer c) {
+        return AutonomousSystemTlv.of(c.readInt());
+    }
+
+    @Override
+    public short getType() {
+        return TYPE;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("Type", TYPE)
+                .add("Length", LENGTH)
+                .add("asNum", asNum)
+                .toString();
+    }
+}
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