Here you can find the source of fileExistsAndReadable(String sourcePath)
public static boolean fileExistsAndReadable(String sourcePath)
//package com.java2s; /*/*from w w w . j a v a 2s.co m*/ * Copyright 1999-2008 University of Chicago * * 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.File; public class Main { public static boolean fileExistsAndReadable(File f) { return f.exists() && f.isFile() && f.canRead(); } public static boolean fileExistsAndReadable(String sourcePath) { if (sourcePath == null) { return false; } final File f = new File(sourcePath); return fileExistsAndReadable(f); } }