Package com.yahoo.searchlib.expression

Class BitFunctionNode

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.NumericFunctionNode

com.yahoo.searchlib.expression.BitFunctionNode

All Implemented Interfaces:

Serializable, Cloneable

Direct Known Subclasses:

AndFunctionNode, OrFunctionNode, XorFunctionNode

public abstract class BitFunctionNode
extends NumericFunctionNode

This is an abstract super-class for all non-unary functions that operator on bit values.

Author:

baldersheim, Simon Thoresen Hult

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final int	classId

Constructor Summary

Constructors

Constructor	Description
BitFunctionNode()

Method Summary

Modifier and Type	Method	Description
protected abstract void	onArgument(ResultNode arg, IntegerResultNode result)	Method for performing onArgument on integers, the only type supported for bit operations.
protected void	onArgument(ResultNode arg, ResultNode result)
protected int	onGetClassId()
protected void	onPrepareResult()

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

equalsMultiArgFunction, onPrepare

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, prepare

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

create, createFromId, deserialize, deserializeOptional, deserializeWithId, equals, getClassId, getRawUtf8Bytes, 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 Details

classId

public static final int classId

Constructor Details

BitFunctionNode

public BitFunctionNode()

Method Details

onGetClassId

protected int onGetClassId()

Overrides:

onGetClassId in class MultiArgFunctionNode

onArgument

protected void onArgument(ResultNode arg,
 ResultNode result)

Overrides:

onArgument in class ExpressionNode

onPrepareResult

protected void onPrepareResult()

Overrides:

onPrepareResult in class MultiArgFunctionNode

onArgument

protected abstract void onArgument(ResultNode arg,
 IntegerResultNode result)

Method for performing onArgument on integers, the only type supported for bit operations.

Parameters:

arg - Argument given to the bit function.

result - Place to store the result.