Bug-479: Implementation of Vendor-Information Object

[bgpcep.git] / pcep / spi / src / main / java / org / opendaylight / protocol / pcep / spi / pojo / SimpleVendorInformationObjectRegistry.java

diff --git a/pcep/spi/src/main/java/org/opendaylight/protocol/pcep/spi/pojo/SimpleVendorInformationObjectRegistry.java b/pcep/spi/src/main/java/org/opendaylight/protocol/pcep/spi/pojo/SimpleVendorInformationObjectRegistry.java
new file mode 100644 (file)
index 0000000..f663325
--- /dev/null
+++ b/pcep/spi/src/main/java/org/opendaylight/protocol/pcep/spi/pojo/SimpleVendorInformationObjectRegistry.java
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. 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.protocol.pcep.spi.pojo;
+
+import com.google.common.base.Optional;
+import com.google.common.primitives.Ints;
+
+import io.netty.buffer.ByteBuf;
+
+import org.opendaylight.protocol.concepts.HandlerRegistry;
+import org.opendaylight.protocol.pcep.spi.ObjectParser;
+import org.opendaylight.protocol.pcep.spi.ObjectSerializer;
+import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
+import org.opendaylight.protocol.pcep.spi.PCEPErrors;
+import org.opendaylight.protocol.pcep.spi.UnknownObject;
+import org.opendaylight.protocol.pcep.spi.VendorInformationObjectRegistry;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.iana.rev130816.EnterpriseNumber;
+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.ObjectHeader;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.vendor.information.EnterpriseSpecificInformation;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.vendor.information.objects.VendorInformationObject;
+import org.opendaylight.yangtools.yang.binding.DataContainer;
+
+public class SimpleVendorInformationObjectRegistry implements VendorInformationObjectRegistry {
+
+    private final HandlerRegistry<DataContainer, ObjectParser, ObjectSerializer> handlers = new HandlerRegistry<>();
+
+    public AutoCloseable registerVendorInformationObjectParser(final EnterpriseNumber enterpriseNumber, final ObjectParser parser) {
+        return this.handlers.registerParser(Ints.checkedCast(enterpriseNumber.getValue()), parser);
+    }
+
+    public AutoCloseable registerVendorInformationObjectSerializer(final Class<? extends EnterpriseSpecificInformation> esInformationClass, final ObjectSerializer serializer) {
+        return this.handlers.registerSerializer(esInformationClass, serializer);
+    }
+
+    @Override
+    public Optional<? extends Object> parseVendorInformationObject(final EnterpriseNumber enterpriseNumber, final ObjectHeader header, final ByteBuf buffer)
+            throws PCEPDeserializerException {
+        final ObjectParser parser = this.handlers.getParser(Ints.checkedCast(enterpriseNumber.getValue()));
+        if (parser == null) {
+            if (!header.isProcessingRule()) {
+                return Optional.absent();
+            }
+            return Optional.of(new UnknownObject(PCEPErrors.UNRECOGNIZED_OBJ_CLASS));
+        }
+        return Optional.of(parser.parseObject(header, buffer));
+    }
+
+    @Override
+    public void serializeVendorInformationObject(final VendorInformationObject viObject, final ByteBuf buffer) {
+        final ObjectSerializer serializer = this.handlers.getSerializer(viObject.getEnterpriseSpecificInformation().getImplementedInterface());
+        if (serializer == null) {
+            return;
+        }
+        serializer.serializeObject(viObject, buffer);
+    }
+
+}