org.eclipse.mat.parser.internal.oql.compiler
Class Expression

java.lang.Object
  extended by org.eclipse.mat.parser.internal.oql.compiler.Expression
Direct Known Subclasses:
QueryExpression

public abstract class Expression
extends java.lang.Object


Constructor Summary
Expression()
           
 
Method Summary
abstract  java.lang.Object compute(EvaluationContext ctx)
           
abstract  boolean isContextDependent(EvaluationContext ctx)
           
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Expression

public Expression()
Method Detail

compute

public abstract java.lang.Object compute(EvaluationContext ctx)
                                  throws SnapshotException,
                                         IProgressListener.OperationCanceledException
Throws:
SnapshotException
IProgressListener.OperationCanceledException

isContextDependent

public abstract boolean isContextDependent(EvaluationContext ctx)