当前位置: 首页>>代码示例>>Java>>正文


Java SimulatedFSDataset.injectBlocks方法代码示例

本文整理汇总了Java中org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset.injectBlocks方法的典型用法代码示例。如果您正苦于以下问题:Java SimulatedFSDataset.injectBlocks方法的具体用法?Java SimulatedFSDataset.injectBlocks怎么用?Java SimulatedFSDataset.injectBlocks使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset的用法示例。


在下文中一共展示了SimulatedFSDataset.injectBlocks方法的4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: injectBlocks

import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset; //导入方法依赖的package包/类
/**
 * This method is valid only if the data nodes have simulated data
 * @param dataNodeIndex - data node i which to inject - the index is same as for getDataNodes()
 * @param blocksToInject - the blocks
 * @param bpid - (optional) the block pool id to use for injecting blocks.
 *             If not supplied then it is queried from the in-process NameNode.
 * @throws IOException
 *              if not simulatedFSDataset
 *             if any of blocks already exist in the data node
 *   
 */
public void injectBlocks(int dataNodeIndex,
    Iterable<Block> blocksToInject, String bpid) throws IOException {
  if (dataNodeIndex < 0 || dataNodeIndex > dataNodes.size()) {
    throw new IndexOutOfBoundsException();
  }
  final DataNode dn = dataNodes.get(dataNodeIndex).datanode;
  final FsDatasetSpi<?> dataSet = DataNodeTestUtils.getFSDataset(dn);
  if (!(dataSet instanceof SimulatedFSDataset)) {
    throw new IOException("injectBlocks is valid only for SimilatedFSDataset");
  }
  if (bpid == null) {
    bpid = getNamesystem().getBlockPoolId();
  }
  SimulatedFSDataset sdataset = (SimulatedFSDataset) dataSet;
  sdataset.injectBlocks(bpid, blocksToInject);
  dataNodes.get(dataNodeIndex).datanode.scheduleAllBlockReport(0);
}
 
开发者ID:naver,项目名称:hadoop,代码行数:29,代码来源:MiniDFSCluster.java

示例2: injectBlocks

import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset; //导入方法依赖的package包/类
/**
 * Multiple-NameNode version of {@link #injectBlocks(Iterable[])}.
 */
public void injectBlocks(int nameNodeIndex, int dataNodeIndex,
    Iterable<Block> blocksToInject) throws IOException {
  if (dataNodeIndex < 0 || dataNodeIndex > dataNodes.size()) {
    throw new IndexOutOfBoundsException();
  }
  final DataNode dn = dataNodes.get(dataNodeIndex).datanode;
  final FsDatasetSpi<?> dataSet = DataNodeTestUtils.getFSDataset(dn);
  if (!(dataSet instanceof SimulatedFSDataset)) {
    throw new IOException("injectBlocks is valid only for SimilatedFSDataset");
  }
  String bpid = getNamesystem(nameNodeIndex).getBlockPoolId();
  SimulatedFSDataset sdataset = (SimulatedFSDataset) dataSet;
  sdataset.injectBlocks(bpid, blocksToInject);
  dataNodes.get(dataNodeIndex).datanode.scheduleAllBlockReport(0);
}
 
开发者ID:ict-carch,项目名称:hadoop-plus,代码行数:19,代码来源:MiniDFSCluster.java

示例3: injectBlocks

import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset; //导入方法依赖的package包/类
/**
 * This method is valid only if the data nodes have simulated data
 *
 * @param dataNodeIndex
 *     - data node i which to inject - the index is same as for
 *     getDataNodes()
 * @param blocksToInject
 *     - the blocks
 * @throws IOException
 *     if not simulatedFSDataset
 *     if any of blocks already exist in the data node
 */
public void injectBlocks(int dataNodeIndex, Iterable<Block> blocksToInject)
    throws IOException {
  if (dataNodeIndex < 0 || dataNodeIndex > dataNodes.size()) {
    throw new IndexOutOfBoundsException();
  }
  final DataNode dn = dataNodes.get(dataNodeIndex).datanode;
  final FsDatasetSpi<?> dataSet = DataNodeTestUtils.getFSDataset(dn);
  if (!(dataSet instanceof SimulatedFSDataset)) {
    throw new IOException(
        "injectBlocks is valid only for SimilatedFSDataset");
  }
  String bpid = getNamesystem().getBlockPoolId();
  SimulatedFSDataset sdataset = (SimulatedFSDataset) dataSet;
  sdataset.injectBlocks(bpid, blocksToInject);
  dataNodes.get(dataNodeIndex).datanode.scheduleAllBlockReport(0);
}
 
开发者ID:hopshadoop,项目名称:hops,代码行数:29,代码来源:MiniDFSCluster.java

示例4: injectBlocks

import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset; //导入方法依赖的package包/类
/**
 * This method is valid only if the data nodes have simulated data
 * @param dataNodeIndex - data node i which to inject - the index is same as for getDataNodes()
 * @param blocksToInject - the blocks
 * @throws IOException
 *              if not simulatedFSDataset
 *             if any of blocks already exist in the data node
 *   
 */
public void injectBlocks(int dataNodeIndex, Block[] blocksToInject) throws IOException {
  if (dataNodeIndex < 0 || dataNodeIndex > dataNodes.size()) {
    throw new IndexOutOfBoundsException();
  }
  FSDatasetInterface dataSet = dataNodes.get(dataNodeIndex).datanode.getFSDataset();
  if (!(dataSet instanceof SimulatedFSDataset)) {
    throw new IOException("injectBlocks is valid only for SimilatedFSDataset");
  }
  SimulatedFSDataset sdataset = (SimulatedFSDataset) dataSet;
  sdataset.injectBlocks(getNameNode().getNamespaceID(), blocksToInject);
  dataNodes.get(dataNodeIndex).datanode.scheduleNSBlockReport(0);
}
 
开发者ID:rhli,项目名称:hadoop-EAR,代码行数:22,代码来源:MiniDFSCluster.java


注:本文中的org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset.injectBlocks方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。