com.yworks.yfiles.server.graphml.flexio
Class LabelOutputHandler

java.lang.Object
  y.io.graphml.output.AbstractOutputHandler
      com.yworks.yfiles.server.graphml.flexio.LabelOutputHandler

All Implemented Interfaces:

java.util.EventListener, OutputHandler, OutputHandlerProvider

public class LabelOutputHandler

extends AbstractOutputHandler

This class manages the serialization of label instances.

To serialize a custom style or custom model parameters, corresponding serializer instances have to be registered as their serialization is delegated to the write context.

Constructor Summary

LabelOutputHandler(java.lang.Object labelsDpKey, KeyScope scope)
Creates a new instance of this output handler.

Method Summary

WritePrecedence	getPrecedence() The handler shall be called before its children.
protected java.lang.Object	getValue(GraphMLWriteContext context, java.lang.Object key)
protected void	writeValueCore(GraphMLWriteContext context, java.lang.Object data)

Methods inherited from class y.io.graphml.output.AbstractOutputHandler

addNameToKeyDefinition, addScopeToKeyDefinition, addTypeToKeyDefinition, addUriToKeyDefinition, getDataTagAttributes, getDefaultValue, getKeyDefinitionAttributes, getScope, getValidScopes, hasDefaultValueAssigned, isDefaultValue, isValidScope, isWriteKeyDefault, onQueryOutputHandler, setDefaultValue, setDefaultValueAssigned, setPrecedence, setScope, setValidScopes, setWriteKeyDefault, writeKeyDefinitionContent, writeValue

Methods inherited from class java.lang.Object

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

Constructor Detail

LabelOutputHandler

public LabelOutputHandler(java.lang.Object labelsDpKey,
                          KeyScope scope)

Creates a new instance of this output handler.

Parameters:

labelsDpKey - The data provider key that is used to retrieve the data provider that stores the list of labels.

Method Detail

getValue

protected java.lang.Object getValue(GraphMLWriteContext context,
                                    java.lang.Object key)
                             throws GraphMLWriteException

Throws:

GraphMLWriteException

writeValueCore

protected void writeValueCore(GraphMLWriteContext context,
                              java.lang.Object data)
                       throws GraphMLWriteException

Throws:

GraphMLWriteException

getPrecedence

public WritePrecedence getPrecedence()

The handler shall be called before its children.

Returns:

WritePrecedence.BEFORE_CHILDREN