本文整理汇总了Java中org.apache.hadoop.io.file.tfile.Utils.Version类的典型用法代码示例。如果您正苦于以下问题：Java Version类的具体用法？Java Version怎么用？Java Version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。
Version类属于org.apache.hadoop.io.file.tfile.Utils包，在下文中一共展示了Version类的5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: TFileMeta
import org.apache.hadoop.io.file.tfile.Utils.Version; //导入依赖的package包/类
public TFileMeta(DataInput in) throws IOException {
version = new Version(in);
if (!version.compatibleWith(TFile.API_VERSION)) {
throw new RuntimeException("Incompatible TFile fileVersion.");
}
recordCount = Utils.readVLong(in);
strComparator = Utils.readString(in);
comparator = makeComparator(strComparator);
}
示例2: Reader
import org.apache.hadoop.io.file.tfile.Utils.Version; //导入依赖的package包/类
/**
* Constructor
*
* @param fin
* FS input stream.
* @param fileLength
* Length of the corresponding file
* @throws IOException
*/
public Reader(FSDataInputStream fin, long fileLength, Configuration conf)
throws IOException {
this.in = fin;
this.conf = conf;
// move the cursor to the beginning of the tail, containing: offset to the
// meta block index, version and magic
fin.seek(fileLength - Magic.size() - Version.size() - Long.SIZE
/ Byte.SIZE);
long offsetIndexMeta = fin.readLong();
version = new Version(fin);
Magic.readAndVerify(fin);
if (!version.compatibleWith(BCFile.API_VERSION)) {
throw new RuntimeException("Incompatible BCFile fileBCFileVersion.");
}
// read meta index
fin.seek(offsetIndexMeta);
metaIndex = new MetaIndex(fin);
// read data:BCFile.index, the data block index
BlockReader blockR = getMetaBlock(DataIndex.BLOCK_NAME);
try {
dataIndex = new DataIndex(blockR);
} finally {
blockR.close();
}
}
示例3: Reader
import org.apache.hadoop.io.file.tfile.Utils.Version; //导入依赖的package包/类
/**
* Constructor
*
* @param fin
* FS input stream.
* @param fileLength
* Length of the corresponding file
* @throws IOException
*/
public Reader(FSDataInputStream fin, long fileLength, Configuration conf)
throws IOException {
this.in = fin;
this.conf = conf;
// A reader buffer to read the block
baos = new ByteArrayOutputStream(DTFile.getFSInputBufferSize(conf) * 2);
this.cacheKeys = new ArrayList<String>();
// move the cursor to the beginning of the tail, containing: offset to the
// meta block index, version and magic
fin.seek(fileLength - Magic.size() - Version.size() - Long.SIZE
/ Byte.SIZE);
long offsetIndexMeta = fin.readLong();
version = new Version(fin);
Magic.readAndVerify(fin);
if (!version.compatibleWith(DTBCFile.API_VERSION)) {
throw new RuntimeException("Incompatible BCFile fileBCFileVersion.");
}
// read meta index
fin.seek(offsetIndexMeta);
metaIndex = new MetaIndex(fin);
// read data:BCFile.index, the data block index
BlockReader blockR = getMetaBlock(DataIndex.BLOCK_NAME);
try {
dataIndex = new DataIndex(blockR);
} finally {
blockR.close();
}
}
示例4: TFileMeta
import org.apache.hadoop.io.file.tfile.Utils.Version; //导入依赖的package包/类
public TFileMeta(DataInput in) throws IOException {
version = new Version(in);
if (!version.compatibleWith(DTFile.API_VERSION)) {
throw new RuntimeException("Incompatible TFile fileVersion.");
}
recordCount = Utils.readVLong(in);
strComparator = Utils.readString(in);
comparator = makeComparator(strComparator);
}
示例5: getVersion
import org.apache.hadoop.io.file.tfile.Utils.Version; //导入依赖的package包/类
public Version getVersion() {
return version;
}