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Force.com Web Service Connector
/*
* Copyright (c) 2013, salesforce.com, inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided
* that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this list of conditions and the
* following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
* the following disclaimer in the documentation and/or other materials provided with the distribution.
*
* Neither the name of salesforce.com, inc. nor the names of its contributors may be used to endorse or
* promote products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.sforce.ws.codegen;
import java.io.*;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;
/**
* @author hhildebrand
* @since 184
*/
class ToolsJarClassLoader extends ClassLoader {
private JarFile toolsJar;
ToolsJarClassLoader(ClassLoader parent) throws IOException {
super(parent);
String javaHome = System.getProperty("java.home");
if (javaHome.endsWith("jre")) {
javaHome = javaHome.substring(0, javaHome.length() - 3);
}
if (!javaHome.endsWith("/")) {
javaHome = javaHome + "/";
}
String tj = javaHome + "lib/tools.jar";
File tjf = new File(tj);
toolsJar = new JarFile(tjf);
}
@Override
public Class findClass(String name) throws ClassNotFoundException {
byte[] b;
try {
b = getBytes(name);
} catch (IOException e) {
throw new ClassNotFoundException(name);
}
return defineClass(null, b, 0, b.length);
}
private byte[] getBytes(String name) throws IOException, ClassNotFoundException {
name = name.replace(".", "/");
name += ".class";
JarEntry entry = toolsJar.getJarEntry(name);
if (entry == null) { throw new ClassNotFoundException(name); }
InputStream io = toolsJar.getInputStream(entry);
ByteArrayOutputStream bout = new ByteArrayOutputStream();
int ch;
while ((ch = io.read()) != -1) {
bout.write((char)ch);
}
io.close();
return bout.toByteArray();
}
}