Class SubstringExp

java.lang.Object

org.apache.cayenne.exp.Expression

org.apache.cayenne.exp.ValueExp

org.apache.cayenne.exp.FunctionCallExp

org.apache.cayenne.exp.SubstringExp

All Implemented Interfaces:

XMLSerializable

public final class SubstringExp
extends FunctionCallExp

Since:

5.0

Field Summary

Fields inherited from class Expression

operands, PRUNED_NODE

Constructor Summary

Constructors

Constructor	Description
SubstringExp(Object... operands)

Method Summary

Modifier and Type	Method	Description
protected Object	evaluateSubNode(Object o, Object[] evaluatedChildren)
String	getFunctionName()
protected int	getRequiredChildrenCount()
Expression	shallowCopy()	Creates a copy of this expression node, without copying children.

Methods inherited from class FunctionCallExp

appendAsString, appendFunctionNameAsString, equals, getExpressionOperator, hashCode, nameToCamelCase, needParenthesis, parenthesizeAsOperand

Methods inherited from class ValueExp

evaluateNode

Methods inherited from class Expression

andExp, andExp, appendOperandAsString, deepCopy, encodeAsXML, evaluate, evaluateOperand, exists, expName, filter, filterObjects, first, flattenTree, getOperand, getOperandCount, getPathAliases, isValidParent, match, notExists, notExp, orExp, orExp, params, params, paramsArray, pruneNodeForPrunedChild, setOperand, setOperands, toString, transform, transformExpression, traverse, traverse

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

SubstringExp

public SubstringExp(Object... operands)

Method Details

getFunctionName

public String getFunctionName()

Specified by:

getFunctionName in class FunctionCallExp

evaluateSubNode

protected Object evaluateSubNode(Object o,
 Object[] evaluatedChildren)
                          throws Exception

Specified by:

evaluateSubNode in class ValueExp

Throws:

Exception

getRequiredChildrenCount

protected int getRequiredChildrenCount()

Specified by:

getRequiredChildrenCount in class ValueExp

shallowCopy

public Expression shallowCopy()

Description copied from class: Expression

Creates a copy of this expression node, without copying children.

Specified by:

shallowCopy in class Expression