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An implementation of OSGi Remote Service Admin, enhanced to provide support for OSGi Promises and streaming using OSGi PushStreams.

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/*
 Copyright 2008-2011 the original author or authors

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */

package org.freshvanilla.lang.misc;

import java.lang.reflect.Field;

public class AccessUtils {
    static final Accessor delegate;

    private AccessUtils() {
        // not used
    }

    static {
    	Accessor toUse;
        try {
            toUse = new Unsafe();
        }
        catch (Throwable t) {
        	if (t instanceof OutOfMemoryError) {
        		throw t;
        	}
        	toUse = new SafeAccessor();
        }
        delegate = toUse;
    }

    public static  T newInstance(Class clazz) throws InstantiationException {
        return (T)delegate.newInstance(clazz);
    }

    @SuppressWarnings("rawtypes")
	public static FieldAccessor getFieldAccessor(Field field) {
        return delegate.getFieldAccessor(field);
    }

	public static boolean isSafe() {
		return delegate instanceof SafeAccessor;
	}
}