org.eclipse.vtp.framework.interactions.core.commands
Class ConversationCommand

java.lang.Object
  org.eclipse.vtp.framework.interactions.core.commands.ConversationCommand

All Implemented Interfaces:

ICommand

Direct Known Subclasses:

BridgeMessageCommand, DataRequestCommand, EndMessageCommand, ExternalReferenceCommand, FinalCommand, InitialCommand, InputRequestCommand, MetaDataMessageCommand, MetaDataRequestCommand, OutputMessageCommand, SelectionRequestCommand, TransferMessageCommand

public abstract class ConversationCommand
extends java.lang.Object
implements ICommand

Base class for the conversational commands.

Author:

Lonnie Pryor

Field Summary

static int	INPUT_TYPE_CUSTOM Any custom type of input.
static int	INPUT_TYPE_FILE The type of input that contains a resource path.
static int	OUTPUT_TYPE_FILE The type of output that contains a resource path.
static int	OUTPUT_TYPE_TEXT The type of output that contains raw text.

Constructor Summary

ConversationCommand()

Method Summary

java.lang.Object

accept(ICommandVisitor visitor) Attempts to invoke an implementation-dependent visit method on the supplied visitor, calling ICommandVisitor.visitUnknown(ICommand) if such a method is not available.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.vtp.framework.spi.ICommand

exportContents, importContents

Field Detail

OUTPUT_TYPE_FILE

public static final int OUTPUT_TYPE_FILE

The type of output that contains a resource path.

See Also:

Constant Field Values

OUTPUT_TYPE_TEXT

public static final int OUTPUT_TYPE_TEXT

The type of output that contains raw text.

See Also:

Constant Field Values

INPUT_TYPE_FILE

public static final int INPUT_TYPE_FILE

The type of input that contains a resource path.

See Also:

Constant Field Values

INPUT_TYPE_CUSTOM

public static final int INPUT_TYPE_CUSTOM

Any custom type of input.

See Also:

Constant Field Values

Constructor Detail

ConversationCommand

public ConversationCommand()

Method Detail

accept

public final java.lang.Object accept(ICommandVisitor visitor)
                              throws java.lang.NullPointerException

Description copied from interface: ICommand

Attempts to invoke an implementation-dependent visit method on the supplied visitor, calling ICommandVisitor.visitUnknown(ICommand) if such a method is not available.

Specified by:

accept in interface ICommand

Parameters:

visitor - The visitor to accept.

Returns:

The value returned by the visitor's visit method.

Throws:

java.lang.NullPointerException - If the supplied visitor is null.