gnu.expr

Class ConsumerTarget

java.lang.Object

gnu.expr.Target

gnu.expr.ConsumerTarget

public class ConsumerTarget
extends Target

A Target which is some variable that implements gnu.lists.Consumer.

Field Summary

Fields

Modifier and Type	Field and Description
static ConsumerTarget	contextInstance
static ClassType	typeSequences

Fields inherited from class gnu.expr.Target

Ignore, pushObject

Constructor Summary

Constructors

Constructor and Description
ConsumerTarget(Variable consumer)
ConsumerTarget(Variable consumer, Type type)

Method Summary

Modifier and Type	Method and Description
void	compileFromStack(Compilation comp, Type stackType)
static void	compileUsingConsumer(Expression exp, Compilation comp, Target target) Compile an expression using a temporary Consumer, if needed.
static void	compileUsingConsumer(Expression exp, Compilation comp, Target target, Method makeMethod, Method resultMethod)
static void	compileUsingValues(Expression exp, Compilation comp, Target target)
boolean	compileWrite(Expression exp, Compilation comp)
Variable	getConsumerVariable()
ConsumerTarget	getSingleTarget() Get equivalent target but which only accepts a single item.
Type	getType()
boolean	isContextTarget() True iff this target is the current CallContext's current Consumer.
static Target	makeContextTarget(Compilation comp, Type type) Make a Target that uses the current CallContext's current Consumer.

Methods inherited from class gnu.expr.Target

pushValue

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

contextInstance

public static final ConsumerTarget contextInstance

typeSequences

public static final ClassType typeSequences

Constructor Detail

ConsumerTarget

public ConsumerTarget(Variable consumer)

ConsumerTarget

public ConsumerTarget(Variable consumer,
                      Type type)

Method Detail

getSingleTarget

public ConsumerTarget getSingleTarget()

Get equivalent target but which only accepts a single item.

getConsumerVariable

public Variable getConsumerVariable()

isContextTarget

public final boolean isContextTarget()

True iff this target is the current CallContext's current Consumer.

makeContextTarget

public static Target makeContextTarget(Compilation comp,
                                       Type type)

Make a Target that uses the current CallContext's current Consumer.

compileUsingValues

public static void compileUsingValues(Expression exp,
                                      Compilation comp,
                                      Target target)

compileUsingConsumer

public static void compileUsingConsumer(Expression exp,
                                        Compilation comp,
                                        Target target)

Compile an expression using a temporary Consumer, if needed.

compileUsingConsumer

public static void compileUsingConsumer(Expression exp,
                                        Compilation comp,
                                        Target target,
                                        Method makeMethod,
                                        Method resultMethod)

compileFromStack

public void compileFromStack(Compilation comp,
                             Type stackType)

Specified by:

compileFromStack in class Target

compileWrite

public boolean compileWrite(Expression exp,
                            Compilation comp)

getType

public Type getType()

Specified by:

getType in class Target