01 /*
02 * Licensed to the Apache Software Foundation (ASF) under one
03 * or more contributor license agreements. See the NOTICE file
04 * distributed with this work for additional information
05 * regarding copyright ownership. The ASF licenses this file
06 * to you under the Apache License, Version 2.0 (the
07 * "License"); you may not use this file except in compliance
08 * with the License. You may obtain a copy of the License at
09 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 *
19 *
20 */
21 package org.apache.qpid.tools.messagestore.commands;
22
23 import org.apache.qpid.tools.messagestore.MessageStoreTool;
24 import org.apache.qpid.tools.utils.Console;
25
26 public abstract class AbstractCommand implements Command
27 {
28 protected Console _console;
29 protected MessageStoreTool _tool;
30
31 public AbstractCommand(MessageStoreTool tool)
32 {
33 _console = tool.getConsole();
34 _tool = tool;
35 }
36
37 public void setOutput(Console out)
38 {
39 _console = out;
40 }
41
42 protected void commandError(String message, String[] args)
43 {
44 _console.print(getCommand() + " : " + message);
45
46 if (args != null)
47 {
48 for (int i = 1; i < args.length; i++)
49 {
50 _console.print(args[i]);
51 }
52 }
53 _console.println("");
54 _console.println(help());
55 }
56
57
58 public abstract String help();
59
60 public abstract String usage();
61
62 public abstract String getCommand();
63
64
65 public abstract void execute(String... args);
66 }
|