| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| package com.android.tradefed.util; |
| |
| |
| /** |
| * Utility class for escaping strings for specific formats. |
| * Include methods to escape strings that are being passed to the Android Shell. |
| */ |
| public class StringEscapeUtils { |
| |
| /** |
| * Escapes a {@link String} for use in an Android shell command. |
| * |
| * @param str the {@link String} to escape |
| * @return the Android shell escaped {@link String} |
| */ |
| public static String escapeShell(String str) { |
| if (str == null) { |
| return null; |
| } |
| StringBuilder out = new StringBuilder(); |
| for (int i = 0; i < str.length(); ++i) { |
| char ch = str.charAt(i); |
| // TODO: add other characters as needed. |
| switch (ch) { |
| case '$': |
| out.append("\\$"); |
| break; |
| case '\\': |
| out.append("\\\\"); |
| break; |
| default: |
| out.append(ch); |
| break; |
| } |
| } |
| return out.toString(); |
| } |
| } |