Package com.yahoo.searchlib.expression

Class SortFunctionNode

java.lang.Object

com.yahoo.vespa.objects.Selectable

com.yahoo.vespa.objects.Identifiable

com.yahoo.searchlib.expression.ExpressionNode

com.yahoo.searchlib.expression.FunctionNode

com.yahoo.searchlib.expression.MultiArgFunctionNode

com.yahoo.searchlib.expression.UnaryFunctionNode

com.yahoo.searchlib.expression.SortFunctionNode

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

public class SortFunctionNode
extends UnaryFunctionNode

Author:

baldersheim

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static int	classId

Constructor Summary

Constructors

Constructor	Description
SortFunctionNode()	Constructs an empty result node.
SortFunctionNode(ExpressionNode arg)	Constructs an instance of this class with given argument.

Method Summary

Modifier and Type	Method	Description
protected boolean	equalsUnaryFunction(UnaryFunctionNode obj)
protected int	onGetClassId()

Methods inherited from class com.yahoo.searchlib.expression.UnaryFunctionNode

equalsMultiArgFunction, getArg, onPrepare, onPrepareResult

Methods inherited from class com.yahoo.searchlib.expression.MultiArgFunctionNode

addArg, clone, equalsFunction, getArg, getNumArgs, hashCode, onCalculate, onDeserialize, onExecute, onSerialize, selectMembers, visitMembers

Methods inherited from class com.yahoo.searchlib.expression.FunctionNode

equalsExpression, getResult, setResult

Methods inherited from class com.yahoo.searchlib.expression.ExpressionNode

equals, execute, executeIterative, onArgument, prepare

Methods inherited from class com.yahoo.vespa.objects.Identifiable

create, createFromId, deserialize, deserializeOptional, deserializeWithId, equals, getClassId, getUtf8, putUtf8, registerClass, serialize, serializeOptional, serializeWithId, toString

Methods inherited from class com.yahoo.vespa.objects.Selectable

select, select

Methods inherited from class java.lang.Object

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

Field Detail

classId

public static final int classId

Constructor Detail

SortFunctionNode

public SortFunctionNode()

Constructs an empty result node. NOTE: This instance is broken until non-optional member data is set.

SortFunctionNode

public SortFunctionNode(ExpressionNode arg)

Constructs an instance of this class with given argument.

Parameters:

arg - The argument for this function.

Method Detail

onGetClassId

protected int onGetClassId()

Overrides:

onGetClassId in class UnaryFunctionNode

equalsUnaryFunction

protected boolean equalsUnaryFunction(UnaryFunctionNode obj)

Specified by:

equalsUnaryFunction in class UnaryFunctionNode