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f67539c2 TL |
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.thrift; | |
21 | ||
22 | import java.io.ByteArrayOutputStream; | |
23 | import java.nio.charset.Charset; | |
24 | ||
25 | /** | |
26 | * Class that allows access to the underlying buf without doing deep | |
27 | * copies on it. | |
28 | * | |
29 | */ | |
30 | public class TByteArrayOutputStream extends ByteArrayOutputStream { | |
31 | ||
32 | private final int initialSize; | |
33 | ||
34 | public TByteArrayOutputStream(int size) { | |
35 | super(size); | |
36 | this.initialSize = size; | |
37 | } | |
38 | ||
39 | public TByteArrayOutputStream() { | |
40 | this(32); | |
41 | } | |
42 | ||
43 | public byte[] get() { | |
44 | return buf; | |
45 | } | |
46 | ||
47 | public void reset() { | |
48 | super.reset(); | |
49 | if (buf.length > initialSize) { | |
50 | buf = new byte[initialSize]; | |
51 | } | |
52 | } | |
53 | ||
54 | public int len() { | |
55 | return count; | |
56 | } | |
57 | ||
58 | public String toString(Charset charset) { | |
59 | return new String(buf, 0, count, charset); | |
60 | } | |
61 | } |