48 lines
1.2 KiB
Java
48 lines
1.2 KiB
Java
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file NativeIStream.java
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* @author rdb
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* @date 2013-01-22
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*/
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package org.panda3d.android;
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import java.io.InputStream;
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/**
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* An implementation of InputStream that gets its data from a C++ istream
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* pointer, passed as long.
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*/
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public class NativeIStream extends InputStream {
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private long streamPtr = 0;
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public NativeIStream(long ptr) {
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streamPtr = ptr;
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}
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@Override
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public int read() {
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return nativeGet(streamPtr);
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}
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@Override
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public int read(byte[] buffer, int offset, int length) {
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return nativeRead(streamPtr, buffer, offset, length);
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}
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@Override
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public long skip(long n) {
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return nativeIgnore(streamPtr, n);
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}
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private static native int nativeGet(long ptr);
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private static native int nativeRead(long ptr, byte[] buffer, int offset, int length);
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private static native long nativeIgnore(long ptr, long offset);
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}
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