本文整理汇总了Java中org.apache.hadoop.hdfs.server.datanode.DataBlockScanner类的典型用法代码示例。如果您正苦于以下问题：Java DataBlockScanner类的具体用法？Java DataBlockScanner怎么用？Java DataBlockScanner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。
DataBlockScanner类属于org.apache.hadoop.hdfs.server.datanode包，在下文中一共展示了DataBlockScanner类的6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: setUp
import org.apache.hadoop.hdfs.server.datanode.DataBlockScanner; //导入依赖的package包/类
@Before
public void setUp() throws IOException {
final DataNode datanode = Mockito.mock(DataNode.class);
storage = Mockito.mock(DataStorage.class);
scanner = Mockito.mock(DataBlockScanner.class);
this.conf = new Configuration();
final DNConf dnConf = new DNConf(conf);
when(datanode.getConf()).thenReturn(conf);
when(datanode.getDnConf()).thenReturn(dnConf);
when(datanode.getBlockScanner()).thenReturn(scanner);
createStorageDirs(storage, conf, NUM_INIT_VOLUMES);
dataset = new FsDatasetImpl(datanode, storage, conf);
for (String bpid : BLOCK_POOL_IDS) {
dataset.addBlockPool(bpid, conf);
}
assertEquals(NUM_INIT_VOLUMES, dataset.getVolumes().size());
assertEquals(0, dataset.getNumFailedVolumes());
}
示例2: next
import org.apache.hadoop.hdfs.server.datanode.DataBlockScanner; //导入依赖的package包/类
@Override
public String next() {
String curLine = line;
try {
readNext();
} catch (IOException e) {
DataBlockScanner.LOG.warn("Failed to read next line.", e);
}
return curLine;
}
示例3: disableLogs
import org.apache.hadoop.hdfs.server.datanode.DataBlockScanner; //导入依赖的package包/类
/** Disable the logs that are not very useful for snapshot related tests. */
public static void disableLogs() {
final String[] lognames = {
"org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceScanner",
"org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl",
"org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetAsyncDiskService",
};
for(String n : lognames) {
setLevel2OFF(LogFactory.getLog(n));
}
setLevel2OFF(LogFactory.getLog(UserGroupInformation.class));
setLevel2OFF(LogFactory.getLog(BlockManager.class));
setLevel2OFF(LogFactory.getLog(FSNamesystem.class));
setLevel2OFF(LogFactory.getLog(DirectoryScanner.class));
setLevel2OFF(LogFactory.getLog(MetricsSystemImpl.class));
setLevel2OFF(DataBlockScanner.LOG);
setLevel2OFF(HttpServer.LOG);
setLevel2OFF(DataNode.LOG);
setLevel2OFF(BlockPoolSliceStorage.LOG);
setLevel2OFF(LeaseManager.LOG);
setLevel2OFF(NameNode.stateChangeLog);
setLevel2OFF(NameNode.blockStateChangeLog);
setLevel2OFF(DFSClient.LOG);
setLevel2OFF(Server.LOG);
}
示例4: next
import org.apache.hadoop.hdfs.server.datanode.DataBlockScanner; //导入依赖的package包/类
@Override
public String next() {
String curLine = line;
try {
lastReadFile = file;
readNext();
} catch (IOException e) {
DataBlockScanner.LOG.warn("Failed to read next line.", e);
}
return curLine;
}
示例5: disableLogs
import org.apache.hadoop.hdfs.server.datanode.DataBlockScanner; //导入依赖的package包/类
/** Disable the logs that are not very useful for snapshot related tests. */
public static void disableLogs() {
final String[] lognames = {
"org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceScanner",
"org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl",
"org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetAsyncDiskService",
};
for(String n : lognames) {
setLevel2OFF(LogFactory.getLog(n));
}
setLevel2OFF(LogFactory.getLog(UserGroupInformation.class));
setLevel2OFF(LogFactory.getLog(BlockManager.class));
setLevel2OFF(LogFactory.getLog(FSNamesystem.class));
setLevel2OFF(LogFactory.getLog(DirectoryScanner.class));
setLevel2OFF(LogFactory.getLog(MetricsSystemImpl.class));
setLevel2OFF(DataBlockScanner.LOG);
setLevel2OFF(HttpServer2.LOG);
setLevel2OFF(DataNode.LOG);
setLevel2OFF(BlockPoolSliceStorage.LOG);
setLevel2OFF(LeaseManager.LOG);
setLevel2OFF(NameNode.stateChangeLog);
setLevel2OFF(NameNode.blockStateChangeLog);
setLevel2OFF(DFSClient.LOG);
setLevel2OFF(Server.LOG);
}
示例6: checkMetaInfo
import org.apache.hadoop.hdfs.server.datanode.DataBlockScanner; //导入依赖的package包/类
public static void checkMetaInfo(Block b, InterDatanodeProtocol idp,
DataBlockScanner scanner) throws IOException {
BlockMetaDataInfo metainfo = idp.getBlockMetaDataInfo(b);
assertEquals(b.getBlockId(), metainfo.getBlockId());
assertEquals(b.getNumBytes(), metainfo.getNumBytes());
if (scanner != null) {
assertEquals(scanner.getLastScanTime(b),
metainfo.getLastScanTime());
}
}