Here you can find the source of substituteInvalidChars(String str)
public static String substituteInvalidChars(String str)
//package com.java2s; /*/*from w w w. j a v a 2 s. c om*/ * * Copyright 2016 Netflix, Inc. * * 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 String substituteInvalidChars(String str) { str = str.replace(' ', '_'); str = str.replace('.', '_'); return str; } }