Michael Jurka
49 lines
1.2 KiB
Java
49 lines
1.2 KiB
Java
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.gallery3d.exif;
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import java.io.InputStream;
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import java.nio.ByteBuffer;
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class ByteBufferInputStream extends InputStream {
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private ByteBuffer mBuf;
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public ByteBufferInputStream(ByteBuffer buf) {
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mBuf = buf;
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}
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@Override
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public int read() {
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if (!mBuf.hasRemaining()) {
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return -1;
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}
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return mBuf.get() & 0xFF;
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}
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@Override
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public int read(byte[] bytes, int off, int len) {
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if (!mBuf.hasRemaining()) {
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return -1;
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}
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len = Math.min(len, mBuf.remaining());
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mBuf.get(bytes, off, len);
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return len;
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}
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}
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