Main.java Source code

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Here is the source code for Main.java

Source

/*
 * Copyright  2003-2008 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.
 *
 */
import java.lang.reflect.InvocationTargetException;
import java.security.AccessController;
import java.security.PrivilegedAction;

public class Main {

    /**
     * If running under JDK 1.2 load the specified class using the
     * <code>Thread</code> <code>contextClassLoader</code> if that
     * fails try Class.forname.
     * <p/>
     *
     * @param clazz
     * @return TODO
     * @throws ClassNotFoundException
     */
    public static Class loadClass(String clazz) throws ClassNotFoundException {
        return loadClass(clazz, true);
    }

    public static Class loadClass(String clazz, boolean warn) throws ClassNotFoundException {
        try {
            ClassLoader tcl = getTCL();

            if (tcl != null) {
                Class c = tcl.loadClass(clazz);
                if (c != null) {
                    return c;
                }
            }
        } catch (Throwable e) {
        }
        // we reached here because tcl was null or because of a
        // security exception, or because clazz could not be loaded...
        // In any case we now try one more time
        return Class.forName(clazz);
    }

    /**
     * Get the Thread context class loader.
     * <p/>
     *
     * @return the Thread context class loader
     * @throws IllegalAccessException
     * @throws InvocationTargetException
     */
    public static ClassLoader getTCL() throws IllegalAccessException, InvocationTargetException {
        return (ClassLoader) AccessController.doPrivileged(new PrivilegedAction() {
            public Object run() {
                return Thread.currentThread().getContextClassLoader();
            }
        });
    }
}