Package org.apache.commons.ognl
Class ComparisonExpression
- java.lang.Object
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- org.apache.commons.ognl.SimpleNode
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- org.apache.commons.ognl.ExpressionNode
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- org.apache.commons.ognl.BooleanExpression
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- org.apache.commons.ognl.ComparisonExpression
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- All Implemented Interfaces:
java.io.Serializable
,JavaSource
,Node
,NodeType
- Direct Known Subclasses:
ASTEq
,ASTGreater
,ASTGreaterEq
,ASTLess
,ASTLessEq
,ASTNotEq
public abstract class ComparisonExpression extends BooleanExpression
Base class for types that compare values.- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description private static long
serialVersionUID
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Fields inherited from class org.apache.commons.ognl.BooleanExpression
getterClass
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Fields inherited from class org.apache.commons.ognl.SimpleNode
children, id, parent, parser
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Constructor Summary
Constructors Constructor Description ComparisonExpression(int id)
ComparisonExpression(OgnlParser p, int id)
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description abstract java.lang.String
getComparisonFunction()
java.lang.String
toGetSourceString(OgnlContext context, java.lang.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 forExpressionAccessor.get(OgnlContext, Object)
calls.-
Methods inherited from class org.apache.commons.ognl.BooleanExpression
getGetterClass, getSetterClass
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Methods inherited from class org.apache.commons.ognl.ExpressionNode
getExpressionOperator, isConstant, isNodeConstant, toSetSourceString
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Methods inherited from class org.apache.commons.ognl.SimpleNode
dump, evaluateGetValueBody, evaluateSetValueBody, flattenTree, getAccessor, getIndexInParent, getNextSibling, getValue, getValueBody, isEvalChain, isNodeSimpleProperty, isSimpleNavigationChain, isSimpleProperty, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, lastChild, setAccessor, setValue, setValueBody, toString, toString
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Field Detail
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serialVersionUID
private static final long serialVersionUID
- See Also:
- Constant Field Values
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Constructor Detail
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ComparisonExpression
public ComparisonExpression(int id)
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ComparisonExpression
public ComparisonExpression(OgnlParser p, int id)
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Method Detail
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getComparisonFunction
public abstract java.lang.String getComparisonFunction()
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toGetSourceString
public java.lang.String toGetSourceString(OgnlContext context, java.lang.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 forExpressionAccessor.get(OgnlContext, Object)
calls.- Specified by:
toGetSourceString
in interfaceJavaSource
- Overrides:
toGetSourceString
in classBooleanExpression
- Returns:
- Literal java string representation of an object get.
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