org.apache.openjpa.kernel.exps
Class AndExpression

java.lang.Object
  extended by org.apache.openjpa.kernel.exps.Exp
      extended by org.apache.openjpa.kernel.exps.AndExpression
All Implemented Interfaces:
Serializable, Expression
Direct Known Subclasses:
BindVariableAndExpression

 class AndExpression
extends Exp

An expression that AND's two others together.

Author:
Abe White

Constructor Summary
AndExpression(Exp exp1, Exp exp2)
          Constructor.
 
Method Summary
 void acceptVisit(ExpressionVisitor visitor)
          Accept a visit from a tree visitor.
protected  boolean eval(Collection candidates, StoreContext ctx, Object[] params)
          Evaluate the expression for the given group.
protected  boolean eval(Object candidate, Object orig, StoreContext ctx, Object[] params)
          Evaluate the expression for the given context candidate and original candidate.
 Exp getExpression1()
           
 Exp getExpression2()
           
 
Methods inherited from class org.apache.openjpa.kernel.exps.Exp
evaluate, evaluate
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

AndExpression

public AndExpression(Exp exp1,
                     Exp exp2)
Constructor. Supply expressions to combine.

Method Detail

getExpression1

public Exp getExpression1()

getExpression2

public Exp getExpression2()

eval

protected boolean eval(Object candidate,
                       Object orig,
                       StoreContext ctx,
                       Object[] params)
Description copied from class: Exp
Evaluate the expression for the given context candidate and original candidate.

Overrides:
eval in class Exp

eval

protected boolean eval(Collection candidates,
                       StoreContext ctx,
                       Object[] params)
Description copied from class: Exp
Evaluate the expression for the given group.

Overrides:
eval in class Exp

acceptVisit

public void acceptVisit(ExpressionVisitor visitor)
Description copied from interface: Expression
Accept a visit from a tree visitor.

Specified by:
acceptVisit in interface Expression
Overrides:
acceptVisit in class Exp


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