org.eclipse.persistence.asm.Opcodes Maven / Gradle / Ivy
/*
* Copyright (c) 2023 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0,
* or the Eclipse Distribution License v. 1.0 which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
*/
// Contributors:
// Oracle - initial API and implementation
package org.eclipse.persistence.asm;
import org.eclipse.persistence.asm.internal.Util;
import org.eclipse.persistence.exceptions.ValidationException;
import java.util.HashMap;
import java.util.Map;
public class Opcodes {
private final static String ASM_OPCCODES_ECLIPSELINK = "org.eclipse.persistence.internal.libraries.asm.Opcodes";
private final static String ASM_OPCCODES_OW2 = "org.objectweb.asm.Opcodes";
private final static Map ASM_OPCCODES_MAP = new HashMap<>();
static {
ASM_OPCCODES_MAP.put(ASMFactory.ASM_SERVICE_OW2, ASM_OPCCODES_OW2);
ASM_OPCCODES_MAP.put(ASMFactory.ASM_SERVICE_ECLIPSELINK, ASM_OPCCODES_ECLIPSELINK);
}
public static int valueInt(String fieldName) {
return ((int) Util.getFieldValue(ASM_OPCCODES_MAP, fieldName, Integer.TYPE));
}
public static Integer valueInteger(String fieldName) {
return ((Integer) Util.getFieldValue(ASM_OPCCODES_MAP, fieldName, Integer.class));
}
public static Class getOpcodesClass() {
String asmService = ASMFactory.getAsmService();
Class clazz;
try {
String className = ASM_OPCCODES_MAP.get(asmService);
if (className == null) {
throw ValidationException.incorrectASMServiceProvided();
}
clazz = Class.forName(className);
} catch (ClassNotFoundException e) {
throw ValidationException.notAvailableASMService();
}
return clazz;
}
}