1 /* 2 * Copyright (C) 2007 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 18 import java.io.*; 19 20 /** 21 * File utility methods. 22 */ 23 class Files { 24 25 /** 26 * Reads file into a string using default encoding. 27 */ toString(File file)28 static String toString(File file) throws IOException { 29 char[] buffer = new char[0x1000]; // 4k 30 int read; 31 Reader in = new FileReader(file); 32 StringBuilder builder = new StringBuilder(); 33 while ((read = in.read(buffer)) > -1) { 34 builder.append(buffer, 0, read); 35 } 36 in.close(); 37 return builder.toString(); 38 } 39 40 /** 41 * Writes a string to a file using default encoding. 42 */ toFile(String contents, File file)43 static void toFile(String contents, File file) throws IOException { 44 FileWriter out = new FileWriter(file); 45 out.write(contents); 46 out.close(); 47 } 48 }