com.google.gwt.dev.jjs.impl.gflow.cfg

Class CfgReadWriteNode

java.lang.Object

com.google.gwt.dev.jjs.impl.gflow.cfg.CfgNode<JNodeType>

com.google.gwt.dev.jjs.impl.gflow.cfg.CfgSimpleNode<JNode>

com.google.gwt.dev.jjs.impl.gflow.cfg.CfgReadWriteNode

public class CfgReadWriteNode
extends CfgSimpleNode<JNode>

A node corresponding to simultaneous read and write operation (e.g. ++).

Constructor Summary

Constructors

Constructor and Description
CfgReadWriteNode(CfgNode<?> parent, JNode node, JExpression target, JExpression value)

Method Summary

Modifier and Type	Method and Description
void	accept(CfgVisitor visitor)
protected CfgNode<?>	cloneImpl()
JExpression	getTarget() Get operation target.
JVariable	getTargetVariable() Get target variable if target is variable reference.
JExpression	getValue() Get expression which is assigned to value.
String	toDebugString()

Methods inherited from class com.google.gwt.dev.jjs.impl.gflow.cfg.CfgNode

clone, getJNode, getParent, toString

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode

Constructor Detail

CfgReadWriteNode

public CfgReadWriteNode(CfgNode<?> parent,
                        JNode node,
                        JExpression target,
                        JExpression value)

Method Detail

accept

public void accept(CfgVisitor visitor)

Specified by:

accept in class CfgNode<JNode>

getTarget

public JExpression getTarget()

Get operation target. I.e. expression, describing what's changed.

getTargetVariable

public JVariable getTargetVariable()

Get target variable if target is variable reference. Returns null otherwise (e.g. target is array reference).

getValue

public JExpression getValue()

Get expression which is assigned to value. null when new value expression can't be statically determined.

toDebugString

public String toDebugString()

Overrides:

toDebugString in class CfgSimpleNode<JNode>

Returns:

debug string representation of the node.

cloneImpl

protected CfgNode<?> cloneImpl()

Specified by:

cloneImpl in class CfgNode<JNode>

Returns:

node clone.