mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-22 23:09:54 +08:00
108 lines
3.5 KiB
Java
108 lines
3.5 KiB
Java
/*
|
|
* java.lang.ClassLoader: part of the Java Class Libraries project.
|
|
* Copyright (C) 1998, 2001, 2002 Free Software Foundation
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
package java.lang;
|
|
|
|
import java.util.*;
|
|
|
|
/**
|
|
* java.lang.VMClassLoader is a package-private helper for VMs to implement
|
|
* on behalf of java.lang.ClassLoader.
|
|
*
|
|
* @author John Keiser
|
|
* @version 1.1.0, Sep 22 1998
|
|
* @since CP1.1
|
|
*/
|
|
|
|
class VMClassLoader {
|
|
|
|
/**
|
|
* Helper to define a class using a string of bytes.
|
|
*
|
|
* @param name the name to give the class. null if unknown.
|
|
* @param data the data representing the classfile, in classfile format.
|
|
* @param offset the offset into the data where the classfile starts.
|
|
* @param len the length of the classfile data in the array.
|
|
* @return the class that was defined.
|
|
* @exception ClassFormatError if the byte array is not in proper classfile format.
|
|
*/
|
|
final static native Class defineClass(ClassLoader cl, String name,
|
|
byte[] data, int offset, int len)
|
|
throws ClassFormatError;
|
|
|
|
/**
|
|
* Helper to resolve all references to other classes from this class.
|
|
* @param c the class to resolve.
|
|
*/
|
|
// Not yet needed for libgcj.
|
|
// final static native void resolveClass(Class c);
|
|
|
|
/**
|
|
* Helper for java.lang.Integer, Byte, etc. to get the TYPE class
|
|
* at initialization time.
|
|
*
|
|
* @param type code for the primitive type.
|
|
*/
|
|
static native Class getPrimitiveClass(char type);
|
|
|
|
/**
|
|
* The system default for assertion status. This is used for all system
|
|
* classes (those with a null ClassLoader), as well as the initial value for
|
|
* every ClassLoader's default assertion status.
|
|
*
|
|
* XXX - Not implemented yet; this requires native help.
|
|
*
|
|
* @return the system-wide default assertion status
|
|
*/
|
|
static final boolean defaultAssertionStatus()
|
|
{
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* The system default for package assertion status. This is used for all
|
|
* ClassLoader's packageAssertionStatus defaults. It must be a map of
|
|
* package names to Boolean.TRUE or Boolean.FALSE, with the unnamed package
|
|
* represented as a null key.
|
|
*
|
|
* XXX - Not implemented yet; this requires native help.
|
|
*
|
|
* @return a (read-only) map for the default packageAssertionStatus
|
|
*/
|
|
static final Map packageAssertionStatus()
|
|
{
|
|
return new HashMap();
|
|
}
|
|
|
|
/**
|
|
* The system default for class assertion status. This is used for all
|
|
* ClassLoader's classAssertionStatus defaults. It must be a map of
|
|
* class names to Boolean.TRUE or Boolean.FALSE
|
|
*
|
|
* XXX - Not implemented yet; this requires native help.
|
|
*
|
|
* @return a (read-only) map for the default classAssertionStatus
|
|
*/
|
|
static final Map classAssertionStatus()
|
|
{
|
|
return new HashMap();
|
|
}
|
|
}
|