Class CustomAggregateExp

java.lang.Object

org.apache.cayenne.exp.Expression

org.apache.cayenne.exp.ValueExp

org.apache.cayenne.exp.FunctionCallExp

org.apache.cayenne.exp.AggregateFunctionCallExp

org.apache.cayenne.exp.CustomAggregateExp

All Implemented Interfaces:

XMLSerializable

public non-sealed class CustomAggregateExp
extends AggregateFunctionCallExp

Class for custom aggregation functions expressions.

Since:

5.0

Field Summary

Fields inherited from class Expression

operands, PRUNED_NODE

Constructor Summary

Constructors

Constructor	Description
CustomAggregateExp(Object... operands)

Method Summary

Modifier and Type	Method	Description
void	appendAsString(Appendable out)	Appends own content as a String to the provided Appendable: the operands separated by the operator.
String	getFunctionName()
void	setFunctionName(String functionName)
Expression	shallowCopy()	Creates a copy of this expression node, without copying children.

Methods inherited from class AggregateFunctionCallExp

evaluateCollection, evaluateNode, evaluateSubNode, getRequiredChildrenCount

Methods inherited from class FunctionCallExp

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

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

CustomAggregateExp

public CustomAggregateExp(Object... operands)

Method Details

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

getFunctionName

public String getFunctionName()

Specified by:

getFunctionName in class FunctionCallExp

setFunctionName

public void setFunctionName(String functionName)

appendAsString

public void appendAsString(Appendable out)
                    throws IOException

Description copied from class: Expression

Appends own content as a String to the provided Appendable: the operands separated by the operator.

Overrides:

appendAsString in class FunctionCallExp

Throws:

IOException