package org.openamq.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();
}