pruefskript.parser.nodes

Class CastNode

java.lang.Object

pruefskript.parser.nodes.AbstractNode

pruefskript.parser.nodes.AbstractBinaryOperationNode

pruefskript.parser.nodes.CastNode

public class CastNode
extends AbstractBinaryOperationNode

Author:

Pruefskript-Gruppe III

Field Summary

Fields

Modifier and Type	Field and Description
private IDNode	type

Constructor Summary

Constructors

Constructor and Description
CastNode(AbstractNode operand, IDNode type)

Method Summary

Modifier and Type	Method and Description
private AbstractReturnValue	castStringToBoolean(AbstractReturnValue value, CommunicationManager mgr, java.lang.String errString)
private AbstractReturnValue	castStringToNumeric(AbstractReturnValue value, CommunicationManager mgr, java.lang.String errString)
AbstractReturnValue	interpret(CommunicationManager mgr) This method is responsible for casting the operand1 into type.

Methods inherited from class pruefskript.parser.nodes.AbstractBinaryOperationNode

equals, getOperand1, getOperand2, hashCode, toString

Methods inherited from class pruefskript.parser.nodes.AbstractNode

isIDNode, isIdSetArrayNode, isIDSetNode, toIDNode, toIdSetArrayNode, toIDSetNode

Methods inherited from class java.lang.Object

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

Field Detail

type

private final IDNode type

Constructor Detail

CastNode

public CastNode(AbstractNode operand,
                IDNode type)

Method Detail

interpret

public AbstractReturnValue interpret(CommunicationManager mgr)
                              throws CheckScriptException

This method is responsible for casting the operand1 into type. If the type is not found by the TypeManager or the operand is not castable into the type, an Error is returned.

Specified by:

interpret in class AbstractNode

Parameters:

mgr - The CommunicationManager to use.

Returns:

AbstractReturnValue

Throws:

CheckScriptException - PruefscriptException

castStringToBoolean

private AbstractReturnValue castStringToBoolean(AbstractReturnValue value,
                                                CommunicationManager mgr,
                                                java.lang.String errString)
                                         throws CheckScriptException

Throws:

CheckScriptException

castStringToNumeric

private AbstractReturnValue castStringToNumeric(AbstractReturnValue value,
                                                CommunicationManager mgr,
                                                java.lang.String errString)
                                         throws CheckScriptException

Throws:

CheckScriptException