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/**
 * **** BEGIN LICENSE BLOCK *****
 * Version: CPL 1.0/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Common Public
 * License Version 1.0 (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.eclipse.org/legal/cpl-v10.html
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * Copyright (C) 2009-2011 Yoko Harada 
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the CPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the CPL, the GPL or the LGPL.
 * **** END LICENSE BLOCK *****
 */
package org.jruby.embed.internal;

import java.util.Map;
import org.jruby.Ruby;
import org.jruby.embed.LocalVariableBehavior;

/**
 *
 * @author Yoko Harada 
 */
public class ThreadSafeLocalContextProvider extends AbstractLocalContextProvider {
    private ThreadLocal contextHolder =
            new ThreadLocal() {
                @Override
                public LocalContext initialValue() {
                    return getInstance();
                }
                
                @Override
                public void remove() {
                    LocalContext localContext = get();
                    localContext.remove();
                }
            };

    public ThreadSafeLocalContextProvider(LocalVariableBehavior behavior, boolean lazy) {
        this.behavior = behavior;
        this.lazy = lazy;
    }

    public Ruby getRuntime() {
        return contextHolder.get().getThreadSafeRuntime();
    }

    public BiVariableMap getVarMap() {
        return contextHolder.get().getVarMap(this);
    }

    public Map getAttributeMap() {
        return contextHolder.get().getAttributeMap();
    }

    public boolean isRuntimeInitialized() {
        return contextHolder.get().initialized;
    }
    
    public void terminate() {
        contextHolder.remove();
        contextHolder.set(null);
    }
}