/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.harmony.luni.tests.java.lang;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
class PublicClassLoader extends ClassLoader {
public PublicClassLoader() {
super();
}
public PublicClassLoader(ClassLoader cl) {
super(cl);
}
private byte[] getBytes( String filename ) throws IOException {
File file = new File( filename );
long len = file.length();
byte raw[] = new byte[(int)len];
FileInputStream fin = new FileInputStream( file );
int r = fin.read( raw );
if (r != len)
throw new IOException( "Can't read all, "+r+" != "+len );
fin.close();
return raw;
}
public Class<?> loadClass(String name, boolean resolve)
throws ClassNotFoundException {
Class clazz = findLoadedClass(name);
String classFileName = name.replace( '.', '/' ) + ".class";
File classFile = new File(classFileName);
if (classFile.exists()) {
try {
byte raw[] = getBytes(classFileName);
clazz = defineClass( name, raw, 0, raw.length );
} catch(Exception ioe) {}
}
if (clazz == null) {
Package p = getClass().getPackage();
InputStream is = getResourceAsStream("/" + classFileName);
byte[] buf = new byte[512];
int len;
try {
len = is.read(buf);
clazz = defineClass(name, buf, 0, len);
} catch (IOException e) {
}
}
if (clazz == null) {
clazz = findSystemClass(name);
}
if(clazz == null)
throw new ClassNotFoundException(name);
return clazz;
}
public Class<?> defineClassTest(byte[] b, int off, int len) {
return defineClass(b, off, len);
}
public Package getPackage(String name) {
return super.getPackage(name);
}
public Package [] getPackages() {
return super.getPackages();
}
public InputStream getResourceAsStream(String name) {
return getClass().getResourceAsStream("/" + getClass().getPackage().
getName().replace(".", "/") + "/" + name);
}
}