Stefan Bodewig | b7095f3 | 2011-09-04 03:42:27 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one |
| 3 | * or more contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. The ASF licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | |
| 20 | package org.apache.commons.compress.compressors.pack200; |
| 21 | |
| 22 | import java.io.File; |
| 23 | import java.io.FileInputStream; |
| 24 | import java.io.FileOutputStream; |
| 25 | import java.io.IOException; |
| 26 | import java.io.InputStream; |
| 27 | |
| 28 | /** |
| 29 | * StreamSwitcher that caches all data written to the output side in |
| 30 | * a temporary file. |
Gary D. Gregory | 2bd0dd4 | 2012-04-01 13:02:39 +0000 | [diff] [blame] | 31 | * @since 1.3 |
Stefan Bodewig | b7095f3 | 2011-09-04 03:42:27 +0000 | [diff] [blame] | 32 | */ |
Stefan Bodewig | 8aeba82 | 2011-09-14 10:33:04 +0000 | [diff] [blame] | 33 | class TempFileCachingStreamBridge extends StreamBridge { |
Stefan Bodewig | b7095f3 | 2011-09-04 03:42:27 +0000 | [diff] [blame] | 34 | private final File f; |
| 35 | |
Stefan Bodewig | 8aeba82 | 2011-09-14 10:33:04 +0000 | [diff] [blame] | 36 | TempFileCachingStreamBridge() throws IOException { |
Stefan Bodewig | b7095f3 | 2011-09-04 03:42:27 +0000 | [diff] [blame] | 37 | f = File.createTempFile("commons-compress", "packtemp"); |
| 38 | f.deleteOnExit(); |
| 39 | out = new FileOutputStream(f); |
| 40 | } |
| 41 | |
Stefan Bodewig | b7095f3 | 2011-09-04 03:42:27 +0000 | [diff] [blame] | 42 | @Override |
| 43 | InputStream getInputView() throws IOException { |
| 44 | out.close(); |
| 45 | return new FileInputStream(f) { |
| 46 | @Override |
| 47 | public void close() throws IOException { |
| 48 | super.close(); |
| 49 | f.delete(); |
| 50 | } |
| 51 | }; |
| 52 | } |
| 53 | } |