Here you can find the source of getInputStream(Class clazz)
public static InputStream getInputStream(Class clazz) throws IOException
//package com.java2s; /*/*w ww . j av a 2s . c o m*/ * Copyright 2008 biaoping.yin * * 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.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; public class Main { /** * Name of the class path resource (relative to the DispatcherServlet class) * that defines DispatcherServlet's default strategy names. */ private static final String DEFAULT_STRATEGIES_PATH = "DispatcherServlet.properties"; public static InputStream getInputStream(Class clazz) throws IOException { InputStream is = null; is = clazz.getResourceAsStream(DEFAULT_STRATEGIES_PATH); if (is == null) { throw new FileNotFoundException( DEFAULT_STRATEGIES_PATH + " cannot be opened because it does not exist"); } return is; } }