/*
* Copyright 1990-2007 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program 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
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*/
package javax.microedition.khronos.egl;
import java.util.Hashtable;
import java.lang.ref.WeakReference;
/**
* A class encapsulating an EGL configuration.
*/
final class EGLConfigImpl extends EGLConfig {
private static final Hashtable byId = new Hashtable();
int nativeId;
public EGLConfigImpl(int nativeId) {
synchronized (byId) {
this.nativeId = nativeId;
byId.put(new Integer(nativeId), new WeakReference(this));
}
}
public int nativeId() {
return nativeId;
}
// Need revisit - require a token for security
public static EGLConfigImpl getInstance(int nativeId) {
synchronized (byId) {
WeakReference ref = (WeakReference)byId.get(new Integer(nativeId));
EGLConfigImpl config = ref != null ?
(EGLConfigImpl)ref.get() : null;
if (config == null) {
return new EGLConfigImpl(nativeId);
} else {
return config;
}
}
}
public String toString() {
return "EGLConfigImpl[" + nativeId + "]";
}
void dispose() {
synchronized (byId) {
byId.remove(new Integer(nativeId));
this.nativeId = 0;
}
}
}
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