Here you can find the source of toFileURI(File file)
public static String toFileURI(File file)
//package com.java2s; /*************************GO-LICENSE-START********************************* * Copyright 2014 ThoughtWorks, Inc./*from w w w . ja v a 2 s . co 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. *************************GO-LICENSE-END***********************************/ import java.io.File; import java.net.URI; public class Main { public static String toFileURI(File file) { URI uri = file.toURI(); String uriString = uri.toASCIIString(); return uriString.replaceAll("^file:/", "file:///"); } }