ognl
Class ComparisonExpression

java.lang.Object
  extended by ognl.SimpleNode
      extended by ognl.ExpressionNode
          extended by ognl.BooleanExpression
              extended by ognl.ComparisonExpression
All Implemented Interfaces:
Serializable, JavaSource, Node, NodeType

public abstract class ComparisonExpression
extends BooleanExpression

Base class for types that compare values.

See Also:
Serialized Form

Field Summary
 
Fields inherited from class ognl.BooleanExpression
_getterClass
 
Fields inherited from class ognl.SimpleNode
_children, _id, _parent, _parser
 
Constructor Summary
ComparisonExpression(int id)
           
ComparisonExpression(OgnlParser p, int id)
           
 
Method Summary
abstract  String getComparisonFunction()
           
 String toGetSourceString(OgnlContext context, Object target)
          Expected to return a java source representation of itself such that it could be turned into a literal java expression to be compiled and executed for ExpressionAccessor.get(OgnlContext, Object) calls.
 
Methods inherited from class ognl.BooleanExpression
getGetterClass, getSetterClass
 
Methods inherited from class ognl.ExpressionNode
getExpressionOperator, isConstant, isNodeConstant, toSetSourceString, toString
 
Methods inherited from class ognl.SimpleNode
dump, evaluateGetValueBody, evaluateSetValueBody, flattenTree, getAccessor, getIndexInParent, getNextSibling, getValue, getValueBody, isNodeSimpleProperty, isSimpleNavigationChain, isSimpleProperty, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, lastChild, setAccessor, setValue, setValueBody, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

ComparisonExpression

public ComparisonExpression(int id)

ComparisonExpression

public ComparisonExpression(OgnlParser p,
                            int id)
Method Detail

getComparisonFunction

public abstract String getComparisonFunction()

toGetSourceString

public String toGetSourceString(OgnlContext context,
                                Object target)
Description copied from interface: JavaSource
Expected to return a java source representation of itself such that it could be turned into a literal java expression to be compiled and executed for ExpressionAccessor.get(OgnlContext, Object) calls.

Specified by:
toGetSourceString in interface JavaSource
Overrides:
toGetSourceString in class BooleanExpression
Returns:
Literal java string representation of an object get.

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