01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: *
15: * See the License for the specific language governing permissions and
16: * limitations under the License.
17: */
18:
19: /**
20: * @author Vitaly A. Provodin
21: * @version $Revision: 1.3 $
22: */
23:
24: /**
25: * Created on 29.01.2005
26: */package org.apache.harmony.jpda.tests.framework;
27:
28: /**
29: * This class defines minimal set of methods logging test execution.
30: */
31: public abstract class LogWriter {
32:
33: protected String prefix;
34:
35: /**
36: * Creates instance of the class with given prefix for log messages.
37: *
38: * @param prefix - specifies a prefix string
39: */
40: public LogWriter(String prefix) {
41: super ();
42: setPrefix(prefix);
43: }
44:
45: /**
46: * Returns prefix for messages.
47: *
48: * @return prefix for messages
49: */
50: public synchronized String getPrefix() {
51: return prefix;
52: }
53:
54: /**
55: * Sets prefix for messages.
56: *
57: * @param prefix to be set
58: */
59: public synchronized void setPrefix(String prefix) {
60: this .prefix = prefix;
61: }
62:
63: /**
64: * Prints message to this log.
65: *
66: * @param message message to be printed
67: */
68: public abstract void printError(String message);
69:
70: /**
71: * Prints exception info to this log with explaining message.
72: *
73: * @param message message to be printed
74: * @param throwable exception to be printed
75: */
76: public abstract void printError(String message, Throwable throwable);
77:
78: /**
79: * Prints exception info to this log with explaining message.
80: *
81: * @param throwable exception to be printed
82: */
83: public abstract void printError(Throwable throwable);
84:
85: /**
86: * Prints string to this log w/o line feed.
87: *
88: * @param message message to be printed
89: */
90: public abstract void print(String message);
91:
92: /**
93: * Prints a string to this log with line feed.
94: *
95: * @param message message to be printed
96: */
97: public abstract void println(String message);
98: }
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