org.eclipse.xtend.backend.common
Class ExpressionBase

java.lang.Object
  org.eclipse.xtend.backend.common.ExpressionBase

Direct Known Subclasses:

AndExpression, ConcatExpression, CreateCachedExpression, CreateUncachedExpression, CurryingExpression, DeferredEvalExpression, HidingLocalVarDefExpression, IfExpression, InitClosureExpression, InvocationOnCollectionExpression, InvocationOnObjectExpression, InvocationOnWhateverExpression, ListLiteralExpression, LiteralExpression, LocalVarEvalExpression, MethodInvocationExpression, NewLocalVarDefExpression, OrExpression, PropertyOnCollectionExpression, PropertyOnObjectExpression, PropertyOnWhateverExpression, RegisterAdviceExpression, SequenceExpression, SetPropertyExpression, SwitchExpression

public abstract class ExpressionBase
extends java.lang.Object

Author:

Arno Haase (http://www.haase-consulting.com)

Field Summary

protected org.apache.commons.logging.Log

_log

Constructor Summary

ExpressionBase(SourcePos sourcePos)

Method Summary

java.lang.Object	evaluate(ExecutionContext ctx)
protected abstract java.lang.Object	evaluateInternal(ExecutionContext ctx)
java.util.List<ExecutionListener>	getListeners()
SourcePos	getPos()
void	registerExecutionListener(ExecutionListener l)

Methods inherited from class java.lang.Object

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

Field Detail

_log

protected final org.apache.commons.logging.Log _log

Constructor Detail

ExpressionBase

public ExpressionBase(SourcePos sourcePos)

Method Detail

getPos

public SourcePos getPos()

registerExecutionListener

public void registerExecutionListener(ExecutionListener l)

getListeners

public java.util.List<ExecutionListener> getListeners()

evaluate

public final java.lang.Object evaluate(ExecutionContext ctx)

evaluateInternal

protected abstract java.lang.Object evaluateInternal(ExecutionContext ctx)