| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| package helper; |
| |
| public class StringHelper |
| { |
| |
| public static String doubleQuote(String _sStr) |
| { |
| return "\"" + _sStr + "\""; |
| } |
| |
| public static String singleQuote(String _sStr) |
| { |
| return "'" + _sStr + "'"; |
| } |
| |
| /** |
| * removes quotes if both exists at start and at end |
| */ |
| public static String removeSurroundQuoteIfExists(String _sPath) |
| { |
| String sNewPath = _sPath; |
| boolean bRemoveQuotes = false; |
| if ( |
| (_sPath.startsWith("\"") && _sPath.endsWith("\"")) || |
| (_sPath.startsWith("'") && _sPath.endsWith("'")) |
| ) |
| { |
| // remove trailing quotes, if exists |
| sNewPath = sNewPath.substring(1); |
| |
| // remove trailing quotes, if exists |
| sNewPath = sNewPath.substring(0, sNewPath.length() - 1); |
| } |
| return sNewPath; |
| } |
| |
| public static String removeQuoteIfExists(String _sPath) |
| { |
| String sNewPath = _sPath; |
| |
| if (_sPath.startsWith("\"") || |
| _sPath.startsWith("'")) |
| { |
| // remove trailing quotes, if exists |
| sNewPath = sNewPath.substring(1); |
| } |
| |
| if (_sPath.endsWith("\"") || |
| _sPath.endsWith("'")) |
| { |
| // remove trailing quotes, if exists |
| sNewPath = sNewPath.substring(0, sNewPath.length() - 1); |
| } |
| return sNewPath; |
| } |
| |
| public static String doubleQuoteIfNeed(String _sStr) |
| { |
| if (_sStr.startsWith("\"") && _sStr.endsWith("\"")) |
| { |
| // don't quote twice |
| return _sStr; |
| } |
| if (_sStr.indexOf(" ") == -1) |
| { |
| // don't quote, if there is no space in name |
| return _sStr; |
| } |
| if (_sStr.indexOf("%") != -1) |
| { |
| return singleQuote(_sStr); |
| } |
| |
| return doubleQuote(_sStr); |
| } |
| |
| /** |
| * Convert a value to a string with a given length, if the len is greater the len of the value string representation |
| * fill it's front with '0' |
| * So ("5", 4) will result in a string "0005" |
| * @param _nValue |
| * @param _nLen |
| * @return |
| */ |
| public static String createValueString(int _nValue, int _nLen) |
| { |
| String sValue = String.valueOf(_nValue); |
| StringBuffer a = new StringBuffer(); |
| while (_nLen > sValue.length()) |
| { |
| a.append('0'); |
| _nLen --; |
| } |
| a.append(sValue); |
| return a.toString(); |
| } |
| |
| } |