01: /*
02: * IzPack - Copyright 2001-2008 Julien Ponge, All Rights Reserved.
03: *
04: * http://izpack.org/
05: * http://izpack.codehaus.org/
06: *
07: * Copyright 2002 Olexij Tkatchenko
08: *
09: * Licensed under the Apache License, Version 2.0 (the "License");
10: * you may not use this file except in compliance with the License.
11: * You may obtain a copy of the License at
12: *
13: * http://www.apache.org/licenses/LICENSE-2.0
14: *
15: * Unless required by applicable law or agreed to in writing, software
16: * distributed under the License is distributed on an "AS IS" BASIS,
17: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18: * See the License for the specific language governing permissions and
19: * limitations under the License.
20: */
21:
22: package com.izforge.izpack.util;
23:
24: /**
25: * Interface for UIs which need to interface to external processes.
26: *
27: * @author tisc
28: */
29: public interface AbstractUIProcessHandler extends AbstractUIHandler {
30:
31: /**
32: * Log the given message.
33: *
34: * @param message
35: * @param stderr true if this is a message received from a program via stderr
36: */
37: public void logOutput(String message, boolean stderr);
38:
39: public void startProcessing(int no_of_processes);
40:
41: /**
42: * Notify the user that a process has started.
43: *
44: * @param name
45: */
46: public void startProcess(String name);
47:
48: public void finishProcess();
49:
50: public void finishProcessing();
51: }
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