/***** 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) 2006 Ola Bini <ola@ologix.com>
 * 
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 * 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"),
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package org.jruby.runtime;

import org.jruby.Ruby;
import org.jruby.RubyModule;
import org.jruby.internal.runtime.methods.DynamicMethod;
import org.jruby.internal.runtime.methods.ReflectionMethodFactory;
import org.jruby.internal.runtime.methods.InvocationMethodFactory;
import org.jruby.internal.runtime.methods.DumpingInvocationMethodFactory;
import org.jruby.parser.StaticScope;
import org.jruby.util.JRubyClassLoader;
import org.jruby.util.collections.SinglyLinkedList;

public abstract class MethodFactory {
    public abstract DynamicMethod getCompiledMethod(RubyModule implementationClass, Class type, String method, Arity arity, Visibility visibility, SinglyLinkedList cref, StaticScope scope);

    private static boolean reflection = false;
    private static boolean dumping = false;
    private static String dumpingPath = null;

    static {
       if (Ruby.isSecurityRestricted())
           reflection = true;
       else {
           if (System.getProperty("jruby.reflection") != null && Boolean.getBoolean("jruby.reflection")) {
               reflection = true;
           }
           if (System.getProperty("jruby.dump_invocations") != null) {
               dumping = true;
               dumpingPath = System.getProperty("jruby.dump_invocations").toString();
           }
       }
    }

    // Called from compiled code
    public static MethodFactory createFactory() {
        if (reflection) return new ReflectionMethodFactory();
        if (dumping) return new DumpingInvocationMethodFactory(dumpingPath);

        return new InvocationMethodFactory();
    }

    // Called from compiled code
    public static MethodFactory createFactory(ClassLoader classLoader) {
        if (reflection) return new ReflectionMethodFactory();
        if (dumping) return new DumpingInvocationMethodFactory(dumpingPath);

        return new InvocationMethodFactory((JRubyClassLoader)classLoader);
    }
}