| /* |
| * Copyright (C) 2018 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 util.build; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| |
| public class FileUtil { |
| |
| public static String readFile(File f) { |
| if (f.length() > Integer.MAX_VALUE) { |
| throw new IllegalArgumentException(f.toString()); |
| } |
| byte tmp[] = new byte[(int)f.length()]; |
| try (FileInputStream fis = new FileInputStream(f)) { |
| int pos = 0; |
| while (pos != tmp.length) { |
| int read = fis.read(tmp, pos, tmp.length - pos); |
| if (read == -1) { |
| throw new IOException("Unexpected EOF"); |
| } |
| pos += read; |
| } |
| return new String(tmp); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| } |