[ONOS-2600] Implementation of basic BGP protocol message parsing factories
Change-Id: Ie8ff454a36c9bff2a785ea198ed47ce5f60666cd
diff --git a/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BGPFactory.java b/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BGPFactory.java
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+++ b/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BGPFactory.java
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+/*
+ * 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.protocol;
+
+/**
+ * Abstraction of an message factory providing builder functions to BGP messages
+ * and objects.
+ *
+ */
+public interface BGPFactory {
+
+ /**
+ * Gets the builder object for a open message.
+ *
+ * @return builder object for open message
+ */
+ BGPOpenMsg.Builder openMessageBuilder();
+
+ /**
+ * Gets the builder object for a keepalive message.
+ *
+ * @return builder object for keepalive message
+ */
+ BGPKeepaliveMsg.Builder keepaliveMessageBuilder();
+
+ /**
+ * Gets the builder object for a notification message.
+ *
+ * @return builder object for notification message.
+ */
+ BGPNotificationMsg.Builder notificationMessageBuilder();
+
+ /**
+ * Gets the BGP message reader.
+ *
+ * @return BGP message reader
+ */
+ BGPMessageReader<BGPMessage> getReader();
+
+ /**
+ * Returns BGP version.
+ *
+ * @return BGP version
+ */
+ BGPVersion getVersion();
+}