Class TagValMenuCommandProtocol
- java.lang.Object
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- com.thecoderscorner.menu.remote.protocol.TagValMenuCommandProtocol
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- All Implemented Interfaces:
MenuCommandProtocol
public class TagValMenuCommandProtocol extends java.lang.Object implements MenuCommandProtocol
A protocol implementation that uses tag value pair notation with a few special text items in order to create messages that can be transmitted. It is currently the default protocol. Example of this format: "0=123|1=234~" where key 0 is 123 and key 1 is 234, tilde indicates the end of the message.
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Constructor Summary
Constructors Constructor Description TagValMenuCommandProtocol()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description MenuCommandfromChannel(java.nio.ByteBuffer buffer)Retrieves a message from the channel, or throws an exception if the message is not fully formed.bytegetKeyIdentifier()returns the identifier for this protocol, when used in messagesvoidtoChannel(java.nio.ByteBuffer buffer, MenuCommand cmd)Puts the command specified into the byte buffer, it is assumed that the callee will flip the channel once complete.
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Method Detail
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fromChannel
public MenuCommand fromChannel(java.nio.ByteBuffer buffer) throws java.io.IOException
Description copied from interface:MenuCommandProtocolRetrieves a message from the channel, or throws an exception if the message is not fully formed. It is assumed that the buffer has been suitably flipped ready for reading- Specified by:
fromChannelin interfaceMenuCommandProtocol- Throws:
java.io.IOException
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toChannel
public void toChannel(java.nio.ByteBuffer buffer, MenuCommand cmd)Description copied from interface:MenuCommandProtocolPuts the command specified into the byte buffer, it is assumed that the callee will flip the channel once complete.- Specified by:
toChannelin interfaceMenuCommandProtocol- Parameters:
buffer- to write the data tocmd- the command to write
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getKeyIdentifier
public byte getKeyIdentifier()
Description copied from interface:MenuCommandProtocolreturns the identifier for this protocol, when used in messages- Specified by:
getKeyIdentifierin interfaceMenuCommandProtocol- Returns:
- the ID for this protocol
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