Rework parser infrastructure to support partial message processing

[bgpcep.git] / pcep / impl / src / main / java / org / opendaylight / protocol / pcep / impl / message / PCEPCloseMessageParser.java

diff --git a/pcep/impl/src/main/java/org/opendaylight/protocol/pcep/impl/message/PCEPCloseMessageParser.java b/pcep/impl/src/main/java/org/opendaylight/protocol/pcep/impl/message/PCEPCloseMessageParser.java
index 9f280e5bf04c9566e6f2a29dd4826702f0cb1afa..1a166cd4e70a49ee6193b479d9d9a4771a641c8c 100644 (file)
--- a/pcep/impl/src/main/java/org/opendaylight/protocol/pcep/impl/message/PCEPCloseMessageParser.java
+++ b/pcep/impl/src/main/java/org/opendaylight/protocol/pcep/impl/message/PCEPCloseMessageParser.java
@@ -7,23 +7,65 @@
  */
 package org.opendaylight.protocol.pcep.impl.message;
 
-import org.opendaylight.protocol.pcep.PCEPMessage;
-import org.opendaylight.protocol.pcep.impl.PCEPMessageParser;
-import org.opendaylight.protocol.pcep.impl.PCEPObjectFactory;
-import org.opendaylight.protocol.pcep.message.PCEPCloseMessage;
+import io.netty.buffer.ByteBuf;
+
+import java.util.List;
+
+import org.opendaylight.protocol.pcep.PCEPDeserializerException;
+import org.opendaylight.protocol.pcep.spi.ObjectHandlerRegistry;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.message.rev131007.Close;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.message.rev131007.CloseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.CloseMessage;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Object;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.close.message.CCloseMessage;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.close.message.CCloseMessageBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.close.object.CClose;
 
 /**
- * Parser for {@link org.opendaylight.protocol.pcep.message.PCEPCloseMessage
- * PCEPCloseMessage}
+ * Parser for {@link CloseMessage}
  */
-public class PCEPCloseMessageParser implements PCEPMessageParser {
+public class PCEPCloseMessageParser extends AbstractMessageParser {
+
+       public static final int TYPE = 7;
+
+       public PCEPCloseMessageParser(final ObjectHandlerRegistry registry) {
+               super(registry);
+       }
+
+       @Override
+       public void serializeMessage(final Message message, final ByteBuf buffer) {
+               if (!(message instanceof CloseMessage)) {
+                       throw new IllegalArgumentException("Wrong instance of Message. Passed instance of " + message.getClass()
+                                       + ". Nedded CloseMessage.");
+               }
+               final CCloseMessage close = ((CloseMessage) message).getCCloseMessage();
 
-    @Override
-    public byte[] put(PCEPMessage msg) {
-       if (!(msg instanceof PCEPCloseMessage))
-           throw new IllegalArgumentException("Wrong instance of PCEPMessage. Passed instance of " + msg.getClass() + ". Nedded PCEPCloseMessage.");
+               if (close.getCClose() == null) {
+                       throw new IllegalArgumentException("Close Object must be present in Close Message.");
+               }
+               buffer.writeBytes(serializeObject(close.getCClose()));
+       }
 
-       return PCEPObjectFactory.put(((PCEPCloseMessage) msg).getAllObjects());
-    }
+       @Override
+       protected Close validate(final List<Object> objects, final List<Message> errors) throws PCEPDeserializerException {
+               if (objects == null) {
+                       throw new IllegalArgumentException("Passed list can't be null.");
+               }
+               if (objects.isEmpty() || !(objects.get(0) instanceof CClose)) {
+                       throw new PCEPDeserializerException("Close message doesn't contain CLOSE object.");
+               }
+               final Object o = objects.get(0);
+               final CCloseMessage msg = new CCloseMessageBuilder().setCClose((CClose) o).build();
+               objects.remove(0);
+               if (!objects.isEmpty()) {
+                       throw new PCEPDeserializerException("Unprocessed Objects: " + objects);
+               }
+               return new CloseBuilder().setCCloseMessage(msg).build();
+       }
 
+       @Override
+       public int getMessageType() {
+               return TYPE;
+       }
 }