Makefile.in: Rebuilt.
* 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
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14 changed files with 561 additions and 107 deletions
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@ -7,7 +7,12 @@ Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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package gnu.gcj.runtime;
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import java.util.Hashtable;
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import java.io.IOException;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.security.CodeSource;
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import java.util.Enumeration;
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import java.util.Vector;
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/**
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* A ClassLoader backed by a gcj-compiled shared library.
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@ -16,55 +21,59 @@ import java.util.Hashtable;
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public class SharedLibLoader extends ClassLoader
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{
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public native void finalize ();
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/** Called during dlopen's processing of the init section. */
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void registerClass(String name, Class cls)
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{
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classMap.put(name, cls);
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}
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/** Load a shared library, and associate a ClassLoader with it.
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* @param libname named of shared library (passed to dlopen)
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* @param parent the parent ClassLoader
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* @param flags passed to dlopen
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* @parem flags passed to dlopen
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*/
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public SharedLibLoader(String libname, ClassLoader parent, int flags)
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{
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super(parent);
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init(libname, flags);
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URL url;
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try
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{
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url = new URL("file", "", libname);
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}
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catch (MalformedURLException _)
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{
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url = null;
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}
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helper = SharedLibHelper.findHelper(this, libname,
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new CodeSource(url, null));
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}
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/** Load a shared library, and asociate a ClassLoader with it.
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* @param libname named of shared library (passed to dlopen)
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*/
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public SharedLibLoader(String libname)
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{
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super(getSystemClassLoader());
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init(libname, 0);
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}
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native void init(String libname, int flags);
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public Class loadClass(String name)
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throws ClassNotFoundException
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{
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return super.loadClass(name);
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this(libname, getSystemClassLoader(), 0);
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}
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public Class findClass(String name)
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throws ClassNotFoundException
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{
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Object cls = classMap.get(name);
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Class cls = helper.findClass(name);
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if (cls == null)
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throw new ClassNotFoundException(name);
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return (Class) cls;
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return cls;
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}
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/** The handle returned by dlopen. */
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gnu.gcj.RawData handler;
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public URL findResource (String name)
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{
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return helper.findResource(name);
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}
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/** Map classnames to Classes. */
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Hashtable classMap = new Hashtable(20);
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public Enumeration findResources (String name) throws IOException
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{
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URL url = findResource(name);
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if (url == null)
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return null;
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Vector v = new Vector(1);
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v.add(url);
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return v.elements();
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}
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/** The helper that does the work for us. */
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SharedLibHelper helper;
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}
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