1/*
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package com.sun.xml.internal.bind.v2.util;
27
28import java.io.ByteArrayOutputStream;
29import java.io.InputStream;
30import java.io.IOException;
31
32import com.sun.xml.internal.bind.v2.runtime.unmarshaller.Base64Data;
33
34/**
35 * {@link ByteArrayOutputStream} with access to its raw buffer.
36 */
37public final class ByteArrayOutputStreamEx extends ByteArrayOutputStream {
38    public ByteArrayOutputStreamEx() {
39    }
40
41    public ByteArrayOutputStreamEx(int size) {
42        super(size);
43    }
44
45    public void set(Base64Data dt,String mimeType) {
46        dt.set(buf,count,mimeType);
47    }
48
49    public byte[] getBuffer() {
50        return buf;
51    }
52
53    /**
54     * Reads the given {@link InputStream} completely into the buffer.
55     */
56    public void readFrom(InputStream is) throws IOException {
57        while(true) {
58            if(count==buf.length) {
59                // realllocate
60                byte[] data = new byte[buf.length*2];
61                System.arraycopy(buf,0,data,0,buf.length);
62                buf = data;
63            }
64
65            int sz = is.read(buf,count,buf.length-count);
66            if(sz<0)     return;
67            count += sz;
68        }
69    }
70}
71