91edd042ff
* Makefile.in: Rebuilt. * Makefile.am (ordinary_java_source_files): Added new files. * java/lang/Class.h (_Jv_sharedlib_register_hook): Declare as friend. * java/net/URLClassLoader.java (findClass): Don't use findURLResource. Use loader's getClass method. (URLLoader.getClass): New method. (addURL): Handle `gcjlib' URLs. (SoURLLoader): New class. (SoResource): Likewise. * gnu/gcj/protocol/gcjlib/Connection.java: New file. * gnu/gcj/protocol/gcjlib/Handler.java: New file. * include/jvm.h (struct _Jv_core_chain): Moved from natCore.cc. (_Jv_RegisterCoreHook): Declare. (_Jv_FindCore): Declare. * gnu/gcj/runtime/SharedLibHelper.java: New file. * gnu/gcj/runtime/natSharedLibLoader.cc (CoreHookFunc): New typedef. (core_hook): New function. (struct SharedLibDummy) [saved_core]: New field. (init): Set _Jv_RegisterCoreHook. Throw exception on failure. (register_hook): Set protection domain and class loader on new class. (finalize): Free core chain. * gnu/gcj/Core.java (Core): New constructor. * gnu/gcj/runtime/SharedLibLoader.java: Rewrote to use SharedLibHelper. * gnu/gcj/natCore.cc (_Jv_RegisterResource): Indentation fixlet. (_Jv_create_core): New function. (create): Use it. (default_register_resource): New function. (_Jv_RegisterCoreHook): New global. (_Jv_RegisterResource): Use it. (core_chain_struct): Removed. (_Jv_FindCore): New function. (_Jv_FreeCoreChain): New function. From-SVN: r70892
80 lines
1.9 KiB
Java
80 lines
1.9 KiB
Java
/* Copyright (C) 2001, 2003 Free Software Foundation
|
|
|
|
This file is part of libgcj.
|
|
|
|
This software is copyrighted work licensed under the terms of the
|
|
Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
|
|
details. */
|
|
|
|
package gnu.gcj.runtime;
|
|
import java.io.IOException;
|
|
import java.net.MalformedURLException;
|
|
import java.net.URL;
|
|
import java.security.CodeSource;
|
|
import java.util.Enumeration;
|
|
import java.util.Vector;
|
|
|
|
/**
|
|
* A ClassLoader backed by a gcj-compiled shared library.
|
|
* @author Per Bothner <per@bothner.com>, Brainfood Inc.
|
|
*/
|
|
|
|
public class SharedLibLoader extends ClassLoader
|
|
{
|
|
/** Load a shared library, and associate a ClassLoader with it.
|
|
* @param libname named of shared library (passed to dlopen)
|
|
* @param parent the parent ClassLoader
|
|
* @parem flags passed to dlopen
|
|
*/
|
|
public SharedLibLoader(String libname, ClassLoader parent, int flags)
|
|
{
|
|
super(parent);
|
|
URL url;
|
|
try
|
|
{
|
|
url = new URL("file", "", libname);
|
|
}
|
|
catch (MalformedURLException _)
|
|
{
|
|
url = null;
|
|
}
|
|
helper = SharedLibHelper.findHelper(this, libname,
|
|
new CodeSource(url, null));
|
|
}
|
|
|
|
/** Load a shared library, and asociate a ClassLoader with it.
|
|
* @param libname named of shared library (passed to dlopen)
|
|
*/
|
|
public SharedLibLoader(String libname)
|
|
{
|
|
this(libname, getSystemClassLoader(), 0);
|
|
}
|
|
|
|
public Class findClass(String name)
|
|
throws ClassNotFoundException
|
|
{
|
|
Class cls = helper.findClass(name);
|
|
if (cls == null)
|
|
throw new ClassNotFoundException(name);
|
|
return cls;
|
|
}
|
|
|
|
public URL findResource (String name)
|
|
{
|
|
return helper.findResource(name);
|
|
}
|
|
|
|
public Enumeration findResources (String name) throws IOException
|
|
{
|
|
URL url = findResource(name);
|
|
if (url == null)
|
|
return null;
|
|
Vector v = new Vector(1);
|
|
v.add(url);
|
|
return v.elements();
|
|
}
|
|
|
|
/** The helper that does the work for us. */
|
|
SharedLibHelper helper;
|
|
}
|