| /******************************************************************************* |
| * Copyright (c) 2010 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.jsdt.debug.internal.chrome.transport; |
| |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.wst.jsdt.debug.transport.packet.Request; |
| |
| /** |
| * Request packet |
| * |
| * @since 1.0 |
| */ |
| public class RequestPacketImpl extends PacketImpl implements Request { |
| |
| /** |
| * The type of this packet |
| */ |
| public static final String REQUEST = "request"; //$NON-NLS-1$ |
| private final String command; |
| private final Number destination; |
| private Map args = Collections.synchronizedMap(new HashMap(4)); |
| |
| /** |
| * Constructor |
| * |
| * @param command |
| * @param tool the name of the tools service expected to handle the request |
| * @param dest the tab id destination |
| */ |
| public RequestPacketImpl(String command, String tool, Number dest) { |
| super(REQUEST, tool); |
| if(command == null) { |
| throw new IllegalArgumentException(Messages.cannot_create_request_null_command); |
| } |
| this.command = command; |
| this.destination = dest; |
| } |
| |
| /** |
| * Constructor |
| * @param json |
| */ |
| public RequestPacketImpl(Map json) { |
| super(json); |
| this.command = (String) json.get(Attributes.COMMAND); |
| if(command == null) { |
| throw new IllegalArgumentException(Messages.no_command_in_request_json); |
| } |
| this.destination = (Number) json.get(Attributes.DESTINATION); |
| } |
| |
| /** |
| * Sets the given argument in the JSON map. |
| * |
| * @param key the key for the attribute, <code>null</code> is not accepted |
| * @param argument the value for the argument, <code>null</code> is not accepted |
| */ |
| public void setArgument(String key, Object argument) { |
| if(key == null) { |
| throw new IllegalArgumentException("The argument key cannot be null"); //$NON-NLS-1$ |
| } |
| if(argument == null) { |
| throw new IllegalArgumentException("A null argument is not allowed"); //$NON-NLS-1$ |
| } |
| args.put(key, argument); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.transport.packet.Request#getCommand() |
| */ |
| public String getCommand() { |
| return command; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.transport.packet.Request#getSequence() |
| */ |
| public int getSequence() { |
| return -1; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.internal.chrome.transport.PacketImpl#destination() |
| */ |
| public Number destination() { |
| return this.destination; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.transport.packet.Request#getArguments() |
| */ |
| public Map getArguments() { |
| return args; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.internal.crossfire.transport.CFPacket#toJSON() |
| */ |
| public Map toJSON() { |
| Map json = super.toJSON(); |
| json.put(Attributes.COMMAND, command); |
| return json; |
| } |
| |
| /* (non-Javadoc) |
| * @see java.lang.Object#toString() |
| */ |
| public String toString() { |
| StringBuffer buffer = new StringBuffer(); |
| Object json = toJSON(); |
| buffer.append("RequestPacketImpl: "); //$NON-NLS-1$ |
| JSON.writeValue(json, buffer); |
| return buffer.toString(); |
| } |
| } |