本文整理汇总了Java中org.apache.hadoop.io.compress.lz4.Lz4Decompressor类的典型用法代码示例。如果您正苦于以下问题：Java Lz4Decompressor类的具体用法？Java Lz4Decompressor怎么用？Java Lz4Decompressor使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
Lz4Decompressor类属于org.apache.hadoop.io.compress.lz4包，在下文中一共展示了Lz4Decompressor类的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testCompressorDecompressor
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
@Test
public void testCompressorDecompressor() {
// no more for this data
int SIZE = 44 * 1024;
byte[] rawData = generate(SIZE);
try {
CompressDecompressTester.of(rawData)
.withCompressDecompressPair(new SnappyCompressor(), new SnappyDecompressor())
.withCompressDecompressPair(new Lz4Compressor(), new Lz4Decompressor())
.withCompressDecompressPair(new BuiltInZlibDeflater(), new BuiltInZlibInflater())
.withTestCases(ImmutableSet.of(CompressionTestStrategy.COMPRESS_DECOMPRESS_SINGLE_BLOCK,
CompressionTestStrategy.COMPRESS_DECOMPRESS_BLOCK,
CompressionTestStrategy.COMPRESS_DECOMPRESS_ERRORS,
CompressionTestStrategy.COMPRESS_DECOMPRESS_WITH_EMPTY_STREAM))
.test();
} catch (Exception ex) {
GenericTestUtils.assertExceptionContains(
"testCompressorDecompressor error !!!", ex);
}
}
示例2: testCompressorDecompressorWithExeedBufferLimit
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
@Test
public void testCompressorDecompressorWithExeedBufferLimit() {
int BYTE_SIZE = 100 * 1024;
byte[] rawData = generate(BYTE_SIZE);
try {
CompressDecompressTester.of(rawData)
.withCompressDecompressPair(
new SnappyCompressor(BYTE_SIZE + BYTE_SIZE / 2),
new SnappyDecompressor(BYTE_SIZE + BYTE_SIZE / 2))
.withCompressDecompressPair(new Lz4Compressor(BYTE_SIZE),
new Lz4Decompressor(BYTE_SIZE))
.withTestCases(ImmutableSet.of(CompressionTestStrategy.COMPRESS_DECOMPRESS_SINGLE_BLOCK,
CompressionTestStrategy.COMPRESS_DECOMPRESS_BLOCK,
CompressionTestStrategy.COMPRESS_DECOMPRESS_ERRORS,
CompressionTestStrategy.COMPRESS_DECOMPRESS_WITH_EMPTY_STREAM))
.test();
} catch (Exception ex) {
GenericTestUtils.assertExceptionContains(
"testCompressorDecompressorWithExeedBufferLimit error !!!", ex);
}
}
示例3: testCompressorDecompressor
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
@Test
public void testCompressorDecompressor() {
// no more for this data
int SIZE = 44 * 1024;
byte[] rawData = generate(SIZE);
try {
CompressDecompressTester.of(rawData)
.withCompressDecompressPair(new SnappyCompressor(), new SnappyDecompressor())
.withCompressDecompressPair(new Lz4Compressor(), new Lz4Decompressor())
.withCompressDecompressPair(new BuiltInZlibDeflater(), new BuiltInZlibInflater())
.withTestCases(ImmutableSet.of(CompressionTestStrategy.COMPRESS_DECOMPRESS_SINGLE_BLOCK,
CompressionTestStrategy.COMPRESS_DECOMPRESS_BLOCK,
CompressionTestStrategy.COMPRESS_DECOMPRESS_ERRORS,
CompressionTestStrategy.COMPRESS_DECOMPRESS_WITH_EMPTY_STREAM))
.test();
} catch (Exception ex) {
fail("testCompressorDecompressor error !!!" + ex);
}
}
示例4: testCompressorDecompressorWithExeedBufferLimit
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
@Test
public void testCompressorDecompressorWithExeedBufferLimit() {
int BYTE_SIZE = 100 * 1024;
byte[] rawData = generate(BYTE_SIZE);
try {
CompressDecompressTester.of(rawData)
.withCompressDecompressPair(
new SnappyCompressor(BYTE_SIZE + BYTE_SIZE / 2),
new SnappyDecompressor(BYTE_SIZE + BYTE_SIZE / 2))
.withCompressDecompressPair(new Lz4Compressor(BYTE_SIZE),
new Lz4Decompressor(BYTE_SIZE))
.withTestCases(ImmutableSet.of(CompressionTestStrategy.COMPRESS_DECOMPRESS_SINGLE_BLOCK,
CompressionTestStrategy.COMPRESS_DECOMPRESS_BLOCK,
CompressionTestStrategy.COMPRESS_DECOMPRESS_ERRORS,
CompressionTestStrategy.COMPRESS_DECOMPRESS_WITH_EMPTY_STREAM))
.test();
} catch (Exception ex) {
fail("testCompressorDecompressorWithExeedBufferLimit error !!!" + ex);
}
}
示例5: getDecompressorType
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
/**
* Get the type of {@link Decompressor} needed by this {@link CompressionCodec}.
*
* @return the type of decompressor needed by this codec.
*/
@Override
public Class<? extends Decompressor> getDecompressorType() {
if (!isNativeCodeLoaded()) {
throw new RuntimeException("native lz4 library not available");
}
return Lz4Decompressor.class;
}
示例6: createDecompressor
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
/**
* Create a new {@link Decompressor} for use by this {@link CompressionCodec}.
*
* @return a new decompressor for use by this codec
*/
@Override
public Decompressor createDecompressor() {
if (!isNativeCodeLoaded()) {
throw new RuntimeException("native lz4 library not available");
}
int bufferSize = conf.getInt(
CommonConfigurationKeys.IO_COMPRESSION_CODEC_LZ4_BUFFERSIZE_KEY,
CommonConfigurationKeys.IO_COMPRESSION_CODEC_LZ4_BUFFERSIZE_DEFAULT);
return new Lz4Decompressor(bufferSize);
}
示例7: testDecompressorSetInputNullPointerException
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
@Test
public void testDecompressorSetInputNullPointerException() {
try {
Lz4Decompressor decompressor = new Lz4Decompressor();
decompressor.setInput(null, 0, 10);
fail("testDecompressorSetInputNullPointerException error !!!");
} catch (NullPointerException ex) {
// expected
} catch (Exception e) {
fail("testDecompressorSetInputNullPointerException ex error !!!");
}
}
示例8: testDecompressorSetInputAIOUBException
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
@Test
public void testDecompressorSetInputAIOUBException() {
try {
Lz4Decompressor decompressor = new Lz4Decompressor();
decompressor.setInput(new byte[] {}, -5, 10);
fail("testDecompressorSetInputAIOBException error !!!");
} catch (ArrayIndexOutOfBoundsException ex) {
// expected
} catch (Exception e) {
fail("testDecompressorSetInputAIOBException ex error !!!");
}
}
示例9: testDecompressorCompressNullPointerException
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
@Test
public void testDecompressorCompressNullPointerException() {
try {
Lz4Decompressor decompressor = new Lz4Decompressor();
byte[] bytes = generate(1024 * 6);
decompressor.setInput(bytes, 0, bytes.length);
decompressor.decompress(null, 0, 0);
fail("testDecompressorCompressNullPointerException error !!!");
} catch (NullPointerException ex) {
// expected
} catch (Exception e) {
fail("testDecompressorCompressNullPointerException ex error !!!");
}
}
示例10: testDecompressorCompressAIOBException
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
@Test
public void testDecompressorCompressAIOBException() {
try {
Lz4Decompressor decompressor = new Lz4Decompressor();
byte[] bytes = generate(1024 * 6);
decompressor.setInput(bytes, 0, bytes.length);
decompressor.decompress(new byte[] {}, 0, -1);
fail("testDecompressorCompressAIOBException error !!!");
} catch (ArrayIndexOutOfBoundsException ex) {
// expected
} catch (Exception e) {
fail("testDecompressorCompressAIOBException ex error !!!");
}
}
示例11: testCompressDecompress
import org.apache.hadoop.io.compress.lz4.Lz4Decompressor; //导入依赖的package包/类
@Test
public void testCompressDecompress() {
int BYTE_SIZE = 1024 * 54;
byte[] bytes = generate(BYTE_SIZE);
Lz4Compressor compressor = new Lz4Compressor();
try {
compressor.setInput(bytes, 0, bytes.length);
assertTrue("Lz4CompressDecompress getBytesRead error !!!",
compressor.getBytesRead() > 0);
assertTrue(
"Lz4CompressDecompress getBytesWritten before compress error !!!",
compressor.getBytesWritten() == 0);
byte[] compressed = new byte[BYTE_SIZE];
int cSize = compressor.compress(compressed, 0, compressed.length);
assertTrue(
"Lz4CompressDecompress getBytesWritten after compress error !!!",
compressor.getBytesWritten() > 0);
Lz4Decompressor decompressor = new Lz4Decompressor();
// set as input for decompressor only compressed data indicated with cSize
decompressor.setInput(compressed, 0, cSize);
byte[] decompressed = new byte[BYTE_SIZE];
decompressor.decompress(decompressed, 0, decompressed.length);
assertTrue("testLz4CompressDecompress finished error !!!", decompressor.finished());
assertArrayEquals(bytes, decompressed);
compressor.reset();
decompressor.reset();
assertTrue("decompressor getRemaining error !!!",decompressor.getRemaining() == 0);
} catch (Exception e) {
fail("testLz4CompressDecompress ex error!!!");
}
}