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/**
 *
 * Copyright 2006 The Apache Software Foundation
 *
 *  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.apache.tuscany.core.injection;

import javax.naming.Context;
import javax.naming.NamingException;

import org.apache.tuscany.core.builder.ObjectFactory;

/**
 * An implementation of ObjectFactory that creates instances
 * by looking them up in a JNDI context.
 *
 * @version $Rev$ $Date$
 */
public class JNDIObjectFactory<T> implements ObjectFactory<T> {
    private final Context context;
    private final String name;

    public JNDIObjectFactory(Context context, String name) {
        this.context = context;
        this.name = name;
    }

    public T getInstance() throws ObjectCreationException {
        try {
            return (T) context.lookup(name);
        } catch (NamingException e) {
            throw new ObjectCreationException(e);
        }
    }
}