Here you can find the source of loadClass(String className)
public static Class loadClass(String className)
//package com.java2s; /*//w ww. j a va 2 s.c o m * 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. */ public class Main { public static Class loadClass(String className) { return loadClass(Thread.currentThread().getContextClassLoader(), className); } public static Class loadClass(ClassLoader cl, String className) { if (cl == null) { return null; } try { return cl.loadClass(className); } catch (ClassNotFoundException e1) { return null; } catch (NoClassDefFoundError e1) { return null; } catch (Exception e) { e.printStackTrace(); // this is unexpected return null; } } }