
/*
 * Janino - An embedded Java[TM] compiler
 *
 * Copyright (c) 2001-2010 Arno Unkrig. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
 * following conditions are met:
 *
 *    1. Redistributions of source code must retain the above copyright notice, this list of conditions and the
 *       following disclaimer.
 *    2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
 *       following disclaimer in the documentation and/or other materials provided with the distribution.
 *    3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote
 *       products derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.codehaus.janino;

import java.security.AccessController;
import java.security.PrivilegedAction;

import org.codehaus.commons.compiler.AbstractCompilerFactory;
import org.codehaus.commons.compiler.AbstractJavaSourceClassLoader;
import org.codehaus.commons.compiler.IClassBodyEvaluator;
import org.codehaus.commons.compiler.ICompiler;
import org.codehaus.commons.compiler.ICompilerFactory;
import org.codehaus.commons.compiler.IExpressionEvaluator;
import org.codehaus.commons.compiler.IScriptEvaluator;
import org.codehaus.commons.compiler.ISimpleCompiler;

/**
 * The JANINO implementation of {@link ICompilerFactory}.
 */
public
class CompilerFactory extends AbstractCompilerFactory {

    @Override public String
    getId() { return "org.codehaus.janino"; }

    @Override public String
    toString() { return "janino"; }

    @Override public String
    getImplementationVersion() { return CompilerFactory.class.getPackage().getImplementationVersion(); }

    @Override public IExpressionEvaluator
    newExpressionEvaluator() { return new ExpressionEvaluator(); }

    @Override public IScriptEvaluator
    newScriptEvaluator() { return new ScriptEvaluator(); }

    @Override public IClassBodyEvaluator
    newClassBodyEvaluator() { return new ClassBodyEvaluator(); }

    @Override public ISimpleCompiler
    newSimpleCompiler() { return new SimpleCompiler(); }

    @Override public ICompiler
    newCompiler() { return new Compiler(); }

    @Override public AbstractJavaSourceClassLoader
    newJavaSourceClassLoader() {

        return (AbstractJavaSourceClassLoader) AccessController.doPrivileged(
            new PrivilegedAction<AbstractJavaSourceClassLoader>() {
                @Override public AbstractJavaSourceClassLoader run() { return new JavaSourceClassLoader(); }
            }
        );
    }

    @Override public AbstractJavaSourceClassLoader
    newJavaSourceClassLoader(final ClassLoader parentClassLoader) {

        return (AbstractJavaSourceClassLoader) AccessController.doPrivileged(
            new PrivilegedAction<AbstractJavaSourceClassLoader>() {

                @Override public AbstractJavaSourceClassLoader
                run() { return new JavaSourceClassLoader(parentClassLoader); }
            }
        );
    }
}
