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Java QuotaExceededException.setPathName方法代码示例

本文整理汇总了Java中org.apache.hadoop.hdfs.protocol.QuotaExceededException.setPathName方法的典型用法代码示例。如果您正苦于以下问题:Java QuotaExceededException.setPathName方法的具体用法?Java QuotaExceededException.setPathName怎么用?Java QuotaExceededException.setPathName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.protocol.QuotaExceededException的用法示例。


在下文中一共展示了QuotaExceededException.setPathName方法的1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: verifyQuota

import org.apache.hadoop.hdfs.protocol.QuotaExceededException; //导入方法依赖的package包/类
/**
 * Verify quota for adding or moving a new INode with required 
 * namespace and storagespace to a given position.
 *  
 * @param iip INodes corresponding to a path
 * @param pos position where a new INode will be added
 * @param deltas needed namespace, storagespace and storage types
 * @param commonAncestor Last node in inodes array that is a common ancestor
 *          for a INode that is being moved from one location to the other.
 *          Pass null if a node is not being moved.
 * @throws QuotaExceededException if quota limit is exceeded.
 */
static void verifyQuota(INodesInPath iip, int pos, QuotaCounts deltas,
                        INode commonAncestor) throws QuotaExceededException {
  if (deltas.getNameSpace() <= 0 && deltas.getStorageSpace() <= 0
      && deltas.getTypeSpaces().allLessOrEqual(0L)) {
    // if quota is being freed or not being consumed
    return;
  }

  // check existing components in the path
  for(int i = (pos > iip.length() ? iip.length(): pos) - 1; i >= 0; i--) {
    if (commonAncestor == iip.getINode(i)) {
      // Stop checking for quota when common ancestor is reached
      return;
    }
    final DirectoryWithQuotaFeature q
        = iip.getINode(i).asDirectory().getDirectoryWithQuotaFeature();
    if (q != null) { // a directory with quota
      try {
        q.verifyQuota(deltas);
      } catch (QuotaExceededException e) {
        List<INode> inodes = iip.getReadOnlyINodes();
        final String path = getFullPathName(inodes.toArray(new INode[inodes.size()]), i);
        e.setPathName(path);
        throw e;
      }
    }
  }
}
 
开发者ID:naver,项目名称:hadoop,代码行数:41,代码来源:FSDirectory.java


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