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
186
187
188
189
190
191
192
193
194
195
196
197
198
|
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
package oooapplet;
import java.lang.reflect.Method;
import java.lang.reflect.Array;
import java.net.*;
import java.io.*;
import java.awt.*;
import java.applet.Applet;
import java.awt.Graphics;
import java.util.*;
public class OOoViewer extends Applet {
private static CustomURLClassLoader m_loader;
Object m_objBean;
@Override
public void init() {
try {
if (m_loader == null) {
String s = getParameter("office");
System.out.println("sun.awt.noxembed: " + System.getProperty("sun.awt.noxembed"));
System.setProperty("sun.awt.xembedserver", "true");
File f = new File(s);
URL url = f.toURI().toURL();
String officeURL = url.toString();
URL[] arURL = new URL[] {
new URL(officeURL + "/program/classes/officebean.jar"),
new URL(officeURL + "/program/classes/jurt.jar"),
new URL(officeURL + "/program/classes/ridl.jar"),
new URL(officeURL + "/program/classes/unoil.jar"),
new URL(officeURL + "/program/classes/java_uno.jar"),
new URL(officeURL + "/program/classes/juh.jar")
};
m_loader = new CustomURLClassLoader(arURL);
File fileProg = new File(s + "/program");
m_loader.addResourcePath(fileProg.toURI().toURL());
}
} catch (MalformedURLException e) {
e.printStackTrace();
}
}
@Override
public void start() {
try {
Class<?> beanClass = m_loader.loadClass("com.sun.star.comp.beans.OOoBean");
m_objBean = beanClass.newInstance();
setLayout(new BorderLayout());
add((java.awt.Container)m_objBean, BorderLayout.CENTER);
setVisible(true);
//this does not work here. Why?
// Class arPropValClass = m_loader.loadClass("[Lcom.sun.star.beans.PropertyValue;");
Object arProp = Array.newInstance(
m_loader.loadClass("com.sun.star.beans.PropertyValue"), 1);
Method methLoad = beanClass.getMethod(
"loadFromURL", new Class[] {
String.class, arProp.getClass() });
methLoad.invoke(m_objBean, new Object[] {"private:factory/swriter", null});
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (InstantiationException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (ClassCastException e) {
e.printStackTrace();
} catch (java.lang.reflect.InvocationTargetException e) {
e.printStackTrace();
} catch (java.lang.NoSuchMethodException e) {
e.printStackTrace(); }
validate();
}
@Override
public void stop() {
try {
Method methStop = m_objBean.getClass().getMethod(
"stopOOoConnection", new Class[0]);
methStop.invoke(m_objBean, (Object[]) null);
} catch (java.lang.NoSuchMethodException e) {
e.printStackTrace();
} catch (java.lang.IllegalAccessException e) {
e.printStackTrace();
}
catch (java.lang.reflect.InvocationTargetException e) {
e.printStackTrace();
}
}
@Override
public void destroy() {
}
@Override
public void paint(Graphics g) {
}
}
final class CustomURLClassLoader extends URLClassLoader {
private ArrayList<URL> resourcePaths;
public CustomURLClassLoader( URL[] urls ) {
super( urls );
}
@Override
protected Class<?> findClass( String name ) throws ClassNotFoundException {
// This is only called via this.loadClass -> super.loadClass ->
// this.findClass, after this.loadClass has already called
// super.findClass, so no need to call super.findClass again:
throw new ClassNotFoundException( name );
}
@Override
protected synchronized Class<?> loadClass( String name, boolean resolve )
throws ClassNotFoundException
{
Class c = findLoadedClass( name );
if ( c == null ) {
try {
c = super.findClass( name );
} catch ( ClassNotFoundException e ) {
return super.loadClass( name, resolve );
} catch ( SecurityException e ) {
// A SecurityException "Prohibited package name: java.lang"
// may occur when the user added the JVM's rt.jar to the
// java.class.path:
return super.loadClass( name, resolve );
}
}
if ( resolve ) {
resolveClass( c );
}
return c;
}
public void addResourcePath(URL rurl) {
if (resourcePaths == null) resourcePaths = new ArrayList<URL>();
resourcePaths.add(rurl);
}
@Override
public URL getResource(String name) {
if (resourcePaths == null) return null;
URL result = super.getResource(name);
if (result != null) {
return result;
}
for (URL u : resourcePaths) {
if (u.getProtocol().startsWith("file")){
try {
File f1 = new File(u.getPath());
File f2 = new File(f1, name);
if (f2.exists()) {
return new URL(f2.toURI().toASCIIString());
}
} catch (MalformedURLException e1) {
System.err.println("malformed url: "+e1.getMessage());
continue;
}
}
}
return null;
}
}
|
