1 files changed, 60 insertions, 0 deletions
diff --git a/qpid/java/common/src/main/java/org/apache/qpid/framing/ContentHeaderProperties.java b/qpid/java/common/src/main/java/org/apache/qpid/framing/ContentHeaderProperties.java
new file mode 100644
index 0000000000..7ef538cfdc
--- /dev/null
+++ b/qpid/java/common/src/main/java/org/apache/qpid/framing/ContentHeaderProperties.java
@@ -0,0 +1,60 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.qpid.framing;
+
+import org.apache.mina.common.ByteBuffer;
+
+/**
+ * There will be an implementation of this interface for each content type. All content types have associated
+ * header properties and this provides a way to encode and decode them.
+ */
+public interface ContentHeaderProperties
+{
+    /**
+     * Writes the property list to the buffer, in a suitably encoded form.
+     * @param buffer The buffer to write to
+     */
+    void writePropertyListPayload(ByteBuffer buffer);
+
+    /**
+     * Populates the properties from buffer.
+     * @param buffer The buffer to read from.
+     * @param propertyFlags he property flags.
+     * @throws AMQFrameDecodingException when the buffer does not contain valid data
+     */
+    void populatePropertiesFromBuffer(ByteBuffer buffer, int propertyFlags, int size)
+        throws AMQFrameDecodingException;
+
+    /**
+     * @return the size of the encoded property list in bytes.
+     */
+    int getPropertyListSize();
+
+    /**
+     * Gets the property flags. Property flags indicate which properties are set in the list. The
+     * position and meaning of each flag is defined in the protocol specification for the particular
+     * content type with which these properties are associated.
+     * @return flags
+     */
+    int getPropertyFlags();
+
+    void updated();
+}