1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
|
/*******************************************************************************
* Copyright (c) 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Matthew Webster - initial implementation
*******************************************************************************/
package org.aspectj.testing.server;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.StringTokenizer;
public class TestServer implements Runnable {
private static final boolean debug = true;
private boolean exitOnError = true;
private File workingDirectory;
private ClassLoader rootLoader;
private Map loaders = new HashMap();
private String mainClass = "UnknownClass";
private String mainLoader = "UnknownLoader";
public void initialize () throws IOException {
createRootLoader();
loadConfiguration();
}
private void loadConfiguration () throws IOException {
File file = new File(workingDirectory,"server.properties");
Properties props = new Properties();
FileInputStream in = new FileInputStream(file);
props.load(in);
in.close();
Enumeration enu = props.propertyNames();
while (enu.hasMoreElements()) {
String key = (String)enu.nextElement();
if (key.startsWith("loader.")) {
createLoader(props.getProperty(key));
}
else if (key.equals("main")) {
StringTokenizer st = new StringTokenizer(props.getProperty(key),",");
mainClass = st.nextToken();
mainLoader = st.nextToken();
}
}
}
private void createLoader (String property) throws IOException {
ClassLoader parent = rootLoader;
StringTokenizer st = new StringTokenizer(property,",");
String name = st.nextToken();
String classpath = st.nextToken();
if (st.hasMoreTokens()) {
String parentName = st.nextToken();
parent = (ClassLoader)loaders.get(parentName);
if (parent == null) error("No such loader: " + parentName);
}
List urlList = new ArrayList();
st = new StringTokenizer(classpath,";");
while (st.hasMoreTokens()) {
String fileName = st.nextToken();
File file = new File(workingDirectory,fileName).getCanonicalFile();
if (!file.exists()) error("Missing or invalid file: " + file.getPath());
URL url = file.toURL();
urlList.add(url);
}
URL[] urls = new URL[urlList.size()];
urlList.toArray(urls);
ClassLoader loader = new URLClassLoader(urls, parent);
if (debug) System.err.println("? TestServer.createLoader() loader=" + loader + ", name='" + name + "', urls=" + urlList + ", parent=" + parent);
loaders.put(name,loader);
}
private void createRootLoader () throws IOException {
List urlList = new ArrayList();
/* Sandbox */
URL url = workingDirectory.getCanonicalFile().toURL();
urlList.add(url);
/* AspectJ runtime */
URL[] urls = ((URLClassLoader)getClass().getClassLoader()).getURLs();
for (int i = 0; i < urls.length; i++) {
url = urls[i];
String file = url.getFile();
if (debug) System.err.println("? TestServer.createRootLoader() " + file);
if (file.indexOf("runtime") != -1 || file.indexOf("aspectjrt") != -1 || file.indexOf("aspectj5rt") != -1) {
urlList.add(url);
}
}
urls = new URL[urlList.size()];
urlList.toArray(urls);
ClassLoader parent = getClass().getClassLoader().getParent();
rootLoader = new URLClassLoader(urls,parent);
if (debug) System.err.println("? TestServer.createRootLoader() loader=" + rootLoader + ", urlList=" + urlList + ", parent=" + parent);
}
public void setExitOntError (boolean b) {
exitOnError = b;
}
public void setWorkingDirectory (String name) {
workingDirectory = new File(name);
if (!workingDirectory.exists()) error("Missing or invalid working directory: " + workingDirectory.getPath());
}
public static void main(String[] args) throws Exception {
System.out.println("Starting ...");
TestServer server = new TestServer();
server.setWorkingDirectory(args[0]);
server.initialize();
Thread thread = new Thread(server,"application");
thread.start();
thread.join();
System.out.println("Stopping ...");
}
public void run() {
System.out.println("Running " + mainClass);
runClass(mainClass,(ClassLoader)loaders.get(mainLoader));
}
private void runClass (String className, ClassLoader classLoader) {
try {
Class clazz = Class.forName(className,false,classLoader);
invokeMain(clazz,new String[] {});
}
catch (ClassNotFoundException ex) {
ex.printStackTrace();
error(ex.toString());
}
}
public void invokeMain (Class clazz, String[] args)
{
Class[] paramTypes = new Class[1];
paramTypes[0] = args.getClass();
try {
Method method = clazz.getDeclaredMethod("main",paramTypes);
Object[] params = new Object[1];
params[0] = args;
method.invoke(null,params);
}
catch (InvocationTargetException ex) {
Throwable th = ex.getTargetException();
th.printStackTrace();
error(th.toString());
}
catch (Throwable th) {
th.printStackTrace();
error(th.toString());
}
}
private void error (String message) {
System.out.println(message);
if (exitOnError) System.exit(0);
}
}
|
