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org.apache.hadoop.io.compress.zlib.ZlibCompressor.reset()方法的使用及代码示例

转载 作者:知者 更新时间:2024-03-14 15:02:49 28 4
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本文整理了Java中org.apache.hadoop.io.compress.zlib.ZlibCompressor.reset()方法的一些代码示例,展示了ZlibCompressor.reset()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。ZlibCompressor.reset()方法的具体详情如下:
包路径:org.apache.hadoop.io.compress.zlib.ZlibCompressor
类名称:ZlibCompressor
方法名:reset

ZlibCompressor.reset介绍

暂无

代码示例

代码示例来源:origin: org.apache.hadoop/hadoop-common

@Override
public void reset() {
 checkStream();
 reset(stream);
 finish = false;
 finished = false;
 uncompressedDirectBuf.rewind();
 uncompressedDirectBufOff = uncompressedDirectBufLen = 0;
 keepUncompressedBuf = false;
 compressedDirectBuf.limit(directBufferSize);
 compressedDirectBuf.position(directBufferSize);
 userBufOff = userBufLen = 0;
}

代码示例来源:origin: org.apache.hadoop/hadoop-common

/**
 * Prepare the compressor to be used in a new stream with settings defined in
 * the given Configuration. It will reset the compressor's compression level
 * and compression strategy.
 * 
 * @param conf Configuration storing new settings
 */
@Override
public void reinit(Configuration conf) {
 reset();
 if (conf == null) {
  return;
 }
 end(stream);
 level = ZlibFactory.getCompressionLevel(conf);
 strategy = ZlibFactory.getCompressionStrategy(conf);
 stream = init(level.compressionLevel(), 
        strategy.compressionStrategy(), 
        windowBits.windowBits());
 if(LOG.isDebugEnabled()) {
  LOG.debug("Reinit compressor with new compression configuration");
 }
}

代码示例来源:origin: com.facebook.hadoop/hadoop-core

public synchronized void reset() {
 checkStream();
 reset(stream);
 finish = false;
 finished = false;
 uncompressedDirectBuf.rewind();
 uncompressedDirectBufOff = uncompressedDirectBufLen = 0;
 keepUncompressedBuf = false;
 compressedDirectBuf.limit(directBufferSize);
 compressedDirectBuf.position(directBufferSize);
 userBufOff = userBufLen = 0;
}

代码示例来源:origin: com.github.jiayuhan-it/hadoop-common

@Override
public void reset() {
 checkStream();
 reset(stream);
 finish = false;
 finished = false;
 uncompressedDirectBuf.rewind();
 uncompressedDirectBufOff = uncompressedDirectBufLen = 0;
 keepUncompressedBuf = false;
 compressedDirectBuf.limit(directBufferSize);
 compressedDirectBuf.position(directBufferSize);
 userBufOff = userBufLen = 0;
}

代码示例来源:origin: org.jvnet.hudson.hadoop/hadoop-core

public synchronized void reset() {
 checkStream();
 reset(stream);
 finish = false;
 finished = false;
 uncompressedDirectBuf.rewind();
 uncompressedDirectBufOff = uncompressedDirectBufLen = 0;
 compressedDirectBuf.limit(directBufferSize);
 compressedDirectBuf.position(directBufferSize);
 userBufOff = userBufLen = 0;
}

代码示例来源:origin: ch.cern.hadoop/hadoop-common

@Override
public void reset() {
 checkStream();
 reset(stream);
 finish = false;
 finished = false;
 uncompressedDirectBuf.rewind();
 uncompressedDirectBufOff = uncompressedDirectBufLen = 0;
 keepUncompressedBuf = false;
 compressedDirectBuf.limit(directBufferSize);
 compressedDirectBuf.position(directBufferSize);
 userBufOff = userBufLen = 0;
}

代码示例来源:origin: io.prestosql.hadoop/hadoop-apache

@Override
public void reset() {
 checkStream();
 reset(stream);
 finish = false;
 finished = false;
 uncompressedDirectBuf.rewind();
 uncompressedDirectBufOff = uncompressedDirectBufLen = 0;
 keepUncompressedBuf = false;
 compressedDirectBuf.limit(directBufferSize);
 compressedDirectBuf.position(directBufferSize);
 userBufOff = userBufLen = 0;
}

代码示例来源:origin: io.hops/hadoop-common

@Override
public void reset() {
 checkStream();
 reset(stream);
 finish = false;
 finished = false;
 uncompressedDirectBuf.rewind();
 uncompressedDirectBufOff = uncompressedDirectBufLen = 0;
 keepUncompressedBuf = false;
 compressedDirectBuf.limit(directBufferSize);
 compressedDirectBuf.position(directBufferSize);
 userBufOff = userBufLen = 0;
}

代码示例来源:origin: ch.cern.hadoop/hadoop-common

/**
 * Prepare the compressor to be used in a new stream with settings defined in
 * the given Configuration. It will reset the compressor's compression level
 * and compression strategy.
 * 
 * @param conf Configuration storing new settings
 */
@Override
public void reinit(Configuration conf) {
 reset();
 if (conf == null) {
  return;
 }
 end(stream);
 level = ZlibFactory.getCompressionLevel(conf);
 strategy = ZlibFactory.getCompressionStrategy(conf);
 stream = init(level.compressionLevel(), 
        strategy.compressionStrategy(), 
        windowBits.windowBits());
 if(LOG.isDebugEnabled()) {
  LOG.debug("Reinit compressor with new compression configuration");
 }
}

代码示例来源:origin: io.hops/hadoop-common

/**
 * Prepare the compressor to be used in a new stream with settings defined in
 * the given Configuration. It will reset the compressor's compression level
 * and compression strategy.
 * 
 * @param conf Configuration storing new settings
 */
@Override
public void reinit(Configuration conf) {
 reset();
 if (conf == null) {
  return;
 }
 end(stream);
 level = ZlibFactory.getCompressionLevel(conf);
 strategy = ZlibFactory.getCompressionStrategy(conf);
 stream = init(level.compressionLevel(), 
        strategy.compressionStrategy(), 
        windowBits.windowBits());
 if(LOG.isDebugEnabled()) {
  LOG.debug("Reinit compressor with new compression configuration");
 }
}

代码示例来源:origin: com.github.jiayuhan-it/hadoop-common

/**
 * Prepare the compressor to be used in a new stream with settings defined in
 * the given Configuration. It will reset the compressor's compression level
 * and compression strategy.
 * 
 * @param conf Configuration storing new settings
 */
@Override
public void reinit(Configuration conf) {
 reset();
 if (conf == null) {
  return;
 }
 end(stream);
 level = ZlibFactory.getCompressionLevel(conf);
 strategy = ZlibFactory.getCompressionStrategy(conf);
 stream = init(level.compressionLevel(), 
        strategy.compressionStrategy(), 
        windowBits.windowBits());
 if(LOG.isDebugEnabled()) {
  LOG.debug("Reinit compressor with new compression configuration");
 }
}

代码示例来源:origin: io.prestosql.hadoop/hadoop-apache

/**
 * Prepare the compressor to be used in a new stream with settings defined in
 * the given Configuration. It will reset the compressor's compression level
 * and compression strategy.
 * 
 * @param conf Configuration storing new settings
 */
@Override
public void reinit(Configuration conf) {
 reset();
 if (conf == null) {
  return;
 }
 end(stream);
 level = ZlibFactory.getCompressionLevel(conf);
 strategy = ZlibFactory.getCompressionStrategy(conf);
 stream = init(level.compressionLevel(), 
        strategy.compressionStrategy(), 
        windowBits.windowBits());
 if(LOG.isDebugEnabled()) {
  LOG.debug("Reinit compressor with new compression configuration");
 }
}

代码示例来源:origin: ch.cern.hadoop/hadoop-common

assertArrayEquals("testZlibCompressDecompress arrays not equals ",
   rawData, decompressedBytes);
 compressor.reset();
 decompressor.reset();
} catch (IOException ex) {

代码示例来源:origin: com.github.jiayuhan-it/hadoop-common

assertArrayEquals("testZlibCompressDecompress arrays not equals ",
   rawData, decompressedBytes);
 compressor.reset();
 decompressor.reset();
} catch (IOException ex) {

代码示例来源:origin: ch.cern.hadoop/hadoop-common

private byte[] compressDecompressZlib(byte[] rawData,
  ZlibCompressor zlibCompressor, ZlibDecompressor zlibDecompressor)
  throws IOException {
 int cSize = 0;
 byte[] compressedByte = new byte[rawData.length];
 byte[] decompressedRawData = new byte[rawData.length];
 zlibCompressor.setInput(rawData, 0, rawData.length);
 zlibCompressor.finish();
 while (!zlibCompressor.finished()) {
  cSize = zlibCompressor.compress(compressedByte, 0, compressedByte.length);
 }
 zlibCompressor.reset();
 assertTrue(zlibDecompressor.getBytesWritten() == 0);
 assertTrue(zlibDecompressor.getBytesRead() == 0);
 assertTrue(zlibDecompressor.needsInput());
 zlibDecompressor.setInput(compressedByte, 0, cSize);
 assertFalse(zlibDecompressor.needsInput());
 while (!zlibDecompressor.finished()) {
  zlibDecompressor.decompress(decompressedRawData, 0,
    decompressedRawData.length);
 }
 assertTrue(zlibDecompressor.getBytesWritten() == rawData.length);
 assertTrue(zlibDecompressor.getBytesRead() == cSize);
 zlibDecompressor.reset();
 assertTrue(zlibDecompressor.getRemaining() == 0);
 assertArrayEquals(
   "testZlibCompressorDecompressorWithConfiguration array equals error",
   rawData, decompressedRawData);
 return decompressedRawData;
}

代码示例来源:origin: com.github.jiayuhan-it/hadoop-common

private byte[] compressDecompressZlib(byte[] rawData,
  ZlibCompressor zlibCompressor, ZlibDecompressor zlibDecompressor)
  throws IOException {
 int cSize = 0;
 byte[] compressedByte = new byte[rawData.length];
 byte[] decompressedRawData = new byte[rawData.length];
 zlibCompressor.setInput(rawData, 0, rawData.length);
 zlibCompressor.finish();
 while (!zlibCompressor.finished()) {
  cSize = zlibCompressor.compress(compressedByte, 0, compressedByte.length);
 }
 zlibCompressor.reset();
 assertTrue(zlibDecompressor.getBytesWritten() == 0);
 assertTrue(zlibDecompressor.getBytesRead() == 0);
 assertTrue(zlibDecompressor.needsInput());
 zlibDecompressor.setInput(compressedByte, 0, cSize);
 assertFalse(zlibDecompressor.needsInput());
 while (!zlibDecompressor.finished()) {
  zlibDecompressor.decompress(decompressedRawData, 0,
    decompressedRawData.length);
 }
 assertTrue(zlibDecompressor.getBytesWritten() == rawData.length);
 assertTrue(zlibDecompressor.getBytesRead() == cSize);
 zlibDecompressor.reset();
 assertTrue(zlibDecompressor.getRemaining() == 0);
 assertArrayEquals(
   "testZlibCompressorDecompressorWithConfiguration array equals error",
   rawData, decompressedRawData);
 return decompressedRawData;
}

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