Java Class Load loadClass(String name, ClassLoader cl)

Description

First checks if name is a primitive type.

License

Open Source License

Parameter

Parameter	Description
name	The class that has to be loaded
cl	The ClassLoader to use, if <code>name</code> is *not* a primitive

Exception

Parameter	Description
ClassNotFoundException	If the class for <code>name</code> could not be found

Return

Returns the corresponding to name

Declaration

public static Class<?> loadClass(String name, ClassLoader cl) throws ClassNotFoundException 

Method Source Code

//package com.java2s;
/*/*w  ww  .j av  a  2  s.  co  m*/
 * JBoss, Home of Professional Open Source.
 * Copyright 2011, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

public class Main {
    /**
     * First checks if <code>name</code> is a primitive type. If yes, then returns
     * the corresponding {@link Class} for that primitive. If it's not a primitive
     * then the {@link Class#forName(String, boolean, ClassLoader)} method is invoked, passing
     * it the <code>name</code>, false and the <code>cl</code> classloader
     *
     * @param name The class that has to be loaded
     * @param cl   The {@link ClassLoader} to use, if <code>name</code> is *not* a primitive
     * @return Returns the {@link Class} corresponding to <code>name</code>
     * @throws ClassNotFoundException If the class for <code>name</code> could not be found
     * @see ClassLoader#loadClass(String)
     */
    public static Class<?> loadClass(String name, ClassLoader cl) throws ClassNotFoundException {
        /*
        * Handle Primitives
        */
        if (name.equals(void.class.getName())) {
            return void.class;
        }
        if (name.equals(byte.class.getName())) {
            return byte.class;
        }
        if (name.equals(short.class.getName())) {
            return short.class;
        }
        if (name.equals(int.class.getName())) {
            return int.class;
        }
        if (name.equals(long.class.getName())) {
            return long.class;
        }
        if (name.equals(char.class.getName())) {
            return char.class;
        }
        if (name.equals(boolean.class.getName())) {
            return boolean.class;
        }
        if (name.equals(float.class.getName())) {
            return float.class;
        }
        if (name.equals(double.class.getName())) {
            return double.class;
        }
        // Now that we know its not a primitive, lets just allow
        // the passed classloader to handle the request.
        // Note that we are intentionally using Class.forName(name,boolean,cl)
        // to handle issues with loading array types in Java 6 http://bugs.sun.com/view_bug.do?bug_id=6434149
        return Class.forName(name, false, cl);

    }
}

Related

1. loadClass(String name)
2. loadClass(String name)
3. loadClass(String name)
4. loadClass(String name)
5. loadClass(String name)
6. loadClass(String name, ClassLoader ldr)
7. loadClass(String name, ClassLoader loader)
8. loadClass(String theClassName, Class theReferrer)
9. loadClass(T instance)