Package org.apache.cayenne.exp.parser
Class ASTLength
- java.lang.Object
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- org.apache.cayenne.exp.Expression
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- org.apache.cayenne.exp.parser.SimpleNode
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- org.apache.cayenne.exp.parser.EvaluatedNode
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- org.apache.cayenne.exp.parser.ASTFunctionCall
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- org.apache.cayenne.exp.parser.ASTLength
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- All Implemented Interfaces:
Serializable,Node,XMLSerializable
public class ASTLength extends ASTFunctionCall
- Since:
- 4.0
- See Also:
- Serialized Form
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Field Summary
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Fields inherited from class org.apache.cayenne.exp.parser.SimpleNode
children, id, parent
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Fields inherited from class org.apache.cayenne.exp.Expression
ADD, AND, ASTERISK, BETWEEN, BITWISE_AND, BITWISE_LEFT_SHIFT, BITWISE_NOT, BITWISE_OR, BITWISE_RIGHT_SHIFT, BITWISE_XOR, DB_PATH, DIVIDE, EQUAL_TO, FALSE, FULL_OBJECT, FUNCTION_CALL, GREATER_THAN, GREATER_THAN_EQUAL_TO, IN, LESS_THAN, LESS_THAN_EQUAL_TO, LIKE, LIKE_IGNORE_CASE, LIST, MULTIPLY, NEGATIVE, NOT, NOT_BETWEEN, NOT_EQUAL_TO, NOT_IN, NOT_LIKE, NOT_LIKE_IGNORE_CASE, OBJ_PATH, OR, PRUNED_NODE, SUBTRACT, TRUE, type
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Constructor Summary
Constructors Constructor Description ASTLength(Expression expression)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected ObjectevaluateSubNode(Object o, Object[] evaluatedChildren)protected intgetRequiredChildrenCount()ExpressionshallowCopy()Creates a copy of this expression node, without copying children.-
Methods inherited from class org.apache.cayenne.exp.parser.ASTFunctionCall
appendAsEJBQL, appendAsString, appendFunctionNameAsString, equals, getExpressionOperator, getFunctionName, getType, hashCode, nameToCamelCase, needParenthesis
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Methods inherited from class org.apache.cayenne.exp.parser.EvaluatedNode
evaluateNode
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Methods inherited from class org.apache.cayenne.exp.parser.SimpleNode
appendAsEJBQL, appendAsEscapedString, appendChildrenAsEJBQL, appendScalarAsString, connectChildren, encodeScalarAsEJBQL, evaluate, evaluateChild, expName, flattenTree, getEJBQLExpressionOperator, getOperand, getOperandCount, getPathAliases, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, notExp, pruneNodeForPrunedChild, setOperand, unwrapChild, wrapChild
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Methods inherited from class org.apache.cayenne.exp.Expression
andExp, andExp, deepCopy, encodeAsXML, filter, filterObjects, first, joinExp, joinExp, match, orExp, orExp, params, params, paramsArray, setType, toEJBQL, toEJBQL, toString, transform, transformExpression, traverse, traverse
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Constructor Detail
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ASTLength
public ASTLength(Expression expression)
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Method Detail
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evaluateSubNode
protected Object evaluateSubNode(Object o, Object[] evaluatedChildren) throws Exception
- Specified by:
evaluateSubNodein classEvaluatedNode- Throws:
Exception
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getRequiredChildrenCount
protected int getRequiredChildrenCount()
- Specified by:
getRequiredChildrenCountin classEvaluatedNode
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shallowCopy
public Expression shallowCopy()
Description copied from class:ExpressionCreates a copy of this expression node, without copying children.- Specified by:
shallowCopyin classExpression
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