Module com.thecoderscorner.tcmenu.javaapi

Package com.thecoderscorner.menu.remote.protocol

Class TagValTextParser

java.lang.Object

com.thecoderscorner.menu.remote.protocol.TagValTextParser

public class TagValTextParser
extends Object

This is the parser implementation that understands tag value format and can convert the tags back into a series of tags and values suitable for the protocol to decode messages.

Constructor Summary

Constructors

Constructor	Description
TagValTextParser(ByteBuffer buffer)	Creates an instance that contains all the tags and values in a map, that can then be used to extract the message.

Method Summary

Modifier and Type	Method	Description
String	getValue(String keyMsgType)	Gets the value associated with the key from the message.
int	getValueAsInt(String keyIdField)	Calls the getValue method first and the converts to an integer.
int	getValueAsIntWithDefault(String keyIdField, int defaultVal)	Calls the getValue method first and the converts to an integer.
String	getValueWithDefault(String keyMsgType, String defaultVal)	Gets the value associated with the key from the message if it exists in the underlying map.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

TagValTextParser

public TagValTextParser(ByteBuffer buffer)
                 throws IOException

Creates an instance that contains all the tags and values in a map, that can then be used to extract the message.

Parameters:

buffer - a buffer containing a message.

Throws:

IOException - if the buffer is invalid

Method Details

getValue

public String getValue(String keyMsgType)
                throws IOException

Gets the value associated with the key from the message. This version throws an exception if the key is not available and should be used for mandatory fields

Parameters:

keyMsgType - the key to obtain

Returns:

the associated value

Throws:

IOException

getValueWithDefault

public String getValueWithDefault(String keyMsgType,
 String defaultVal)

Gets the value associated with the key from the message if it exists in the underlying map. This version returns the default value if it does not exist.

Parameters:

keyMsgType - the key to obtain

Returns:

the associated value or the default

getValueAsInt

public int getValueAsInt(String keyIdField)
                  throws IOException

Calls the getValue method first and the converts to an integer.

Parameters:

keyIdField - the key to obtain

Returns:

the integer value associated

Throws:

IOException

getValueAsIntWithDefault

public int getValueAsIntWithDefault(String keyIdField,
 int defaultVal)
                             throws IOException

Calls the getValue method first and the converts to an integer.

Parameters:

keyIdField - the key to obtain

Returns:

the integer value associated

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object