Package org.apache.hadoop.fs

Examples of org.apache.hadoop.fs.LocatedFileStatus

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      }

      @Override
      public boolean hasNext() throws IOException {
        while (curStat == null && hasNextNoFilter()) {
          LocatedFileStatus next =
              ((HdfsLocatedFileStatus)thisListing.getPartialListing()[i++])
              .makeQualifiedLocated(getUri(), absF);
          if (filter.accept(next.getPath())) {
            curStat = next;
          }
        }
        return curStat != null;
      }
     
      /** Check if there is a next item before applying the given filter */
      private boolean hasNextNoFilter() throws IOException {
        if (thisListing == null) {
          return false;
        }
        if (i>=thisListing.getPartialListing().length
            && thisListing.hasMore()) {
          // current listing is exhausted & fetch a new listing
          thisListing = dfs.listPaths(src, thisListing.getLastName(), true);
          statistics.incrementReadOps(1);
          if (thisListing == null) {
            return false;
          }
          i = 0;
        }
        return (i<thisListing.getPartialListing().length);
      }

      @Override
      public LocatedFileStatus next() throws IOException {
        if (hasNext()) {
          LocatedFileStatus tmp = curStat;
          curStat = null;
          return tmp;
        }
        throw new java.util.NoSuchElementException("No more entry in " + p);
      }
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            getUri(), getWorkingDirectory())); // fully-qualify path
  }

  private LocatedFileStatus makeQualifiedLocated(
      HdfsLocatedFileStatus f, Path parent) {
    return new LocatedFileStatus(f.getLen(), f.isDir(), f.getReplication(),
        f.getBlockSize(), f.getModificationTime(),
        f.getAccessTime(),
        f.getPermission(), f.getOwner(), f.getGroup(),
        null,
        (f.getFullPath(parent)).makeQualified(
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      }

      @Override
      public boolean hasNext() throws IOException {
        while (curStat == null && hasNextNoFilter()) {
          LocatedFileStatus next = makeQualifiedLocated(
              (HdfsLocatedFileStatus)thisListing.getPartialListing()[i++], p);
          if (filter.accept(next.getPath())) {
            curStat = next;
          }
        }
        return curStat != null;
      }
     
      /** Check if there is a next item before applying the given filter */
      private boolean hasNextNoFilter() throws IOException {
        if (thisListing == null) {
          return false;
        }
        if (i>=thisListing.getPartialListing().length
            && thisListing.hasMore()) {
          // current listing is exhausted & fetch a new listing
          thisListing = dfs.listPaths(src, thisListing.getLastName(), true);
          statistics.incrementReadOps(1);
          if (thisListing == null) {
            return false;
          }
          i = 0;
        }
        return (i<thisListing.getPartialListing().length);
      }

      @Override
      public LocatedFileStatus next() throws IOException {
        if (hasNext()) {
          LocatedFileStatus tmp = curStat;
          curStat = null;
          return tmp;
        }
        throw new java.util.NoSuchElementException("No more entry in " + p);
      }
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      outputPath = (String) cl.getValue("--outputpath");
    }
    FileSystem hdfs = FileSystem.get(new Configuration());
    RemoteIterator<LocatedFileStatus> itr = hdfs.listFiles(new Path(filePath), true);
    while (itr.hasNext()) {
      LocatedFileStatus status = itr.next();
      String fileName = status.getPath().getName();
      if (status.getLen() > 0) {
        String outputFileName = outputPath + File.separator + fileName + ".json";
        createJSONFromSequenceFileFrom(status.getPath(), hdfs.create(new Path(outputFileName)));
      }
    }
  }
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      outputPath = (String) cl.getValue("--outputpath");
    }
    FileSystem hdfs = FileSystem.get(new Configuration());
    RemoteIterator<LocatedFileStatus> itr = hdfs.listFiles(new Path(filePath), true);
    while (itr.hasNext()) {
      LocatedFileStatus status = itr.next();
      String fileName = status.getPath().getName();
      if (fileName.substring(fileName.lastIndexOf(".") + 1).contains("json")) {
        createSequenceFileFromJSON(hdfs.open(status.getPath()), fileName);
      }
    }
  }
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      outputPath = (String) cl.getValue("--outputpath");
    }
    FileSystem hdfs = FileSystem.get(new Configuration());
    RemoteIterator<LocatedFileStatus> itr = hdfs.listFiles(new Path(filePath), true);
    while (itr.hasNext()) {
      LocatedFileStatus status = itr.next();
      String fileName = status.getPath().getName();
      Path filePath = status.getPath();
      if (status.getLen() > 0) {
        String outputFileName = outputPath + File.separator + fileName + ".json";
        createSequenceFileFromJSON(hdfs.open(status.getPath()), hdfs.create(new Path(outputFileName)));
        hdfs.delete(status.getPath(), false);
        hdfs.rename(new Path(outputFileName), filePath);
      }
    }
  }
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      FileSystem pathfs = p.getFileSystem(conf);
      p = pathfs.makeQualified(p);
      tezJarPaths.add(p);
      RemoteIterator<LocatedFileStatus> iter = pathfs.listFiles(p, false);
      while (iter.hasNext()) {
        LocatedFileStatus fStatus = iter.next();
        String rsrcName = fStatus.getPath().getName();
        // FIXME currently not checking for duplicates due to quirks
        // in assembly generation
        if (tezJarResources.containsKey(rsrcName)) {
          String message = "Duplicate resource found"
              + ", resourceName=" + rsrcName
              + ", existingPath=" +
              tezJarResources.get(rsrcName).getResource().toString()
              + ", newPath=" + fStatus.getPath();
          LOG.warn(message);
          // throw new TezUncheckedException(message);
        }
        tezJarResources.put(rsrcName,
            LocalResource.newInstance(
                ConverterUtils.getYarnUrlFromPath(fStatus.getPath()),
                LocalResourceType.FILE,
                LocalResourceVisibility.PUBLIC,
                fStatus.getLen(),
                fStatus.getModificationTime()));
      }
    }

    if (tezJarResources.isEmpty()) {
      LOG.warn("No tez jars found in configured locations"
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    boolean foundSplitsFile = false;
    boolean foundMetaFile = false;
    int totalFilesFound = 0;

    while (files.hasNext()) {
      LocatedFileStatus status = files.next();
      String fName = status.getPath().getName();
      totalFilesFound++;
      if (fName.equals(MRHelpers.JOB_SPLIT_RESOURCE_NAME)) {
        foundSplitsFile = true;
      } else if (fName.equals(MRHelpers.JOB_SPLIT_METAINFO_RESOURCE_NAME)) {
        foundMetaFile = true;
      } else {
        Assert.fail("Found invalid file in splits dir, filename=" + fName);
      }
      Assert.assertTrue(status.getLen() > 0);
    }

    Assert.assertEquals(2, totalFilesFound);
    Assert.assertTrue(foundSplitsFile);
    Assert.assertTrue(foundMetaFile);
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    boolean foundSplitsFile = false;
    boolean foundMetaFile = false;
    int totalFilesFound = 0;

    while (files.hasNext()) {
      LocatedFileStatus status = files.next();
      String fName = status.getPath().getName();
      totalFilesFound++;
      if (fName.equals(MRHelpers.JOB_SPLIT_RESOURCE_NAME)) {
        foundSplitsFile = true;
      } else if (fName.equals(MRHelpers.JOB_SPLIT_METAINFO_RESOURCE_NAME)) {
        foundMetaFile = true;
      } else {
        Assert.fail("Found invalid file in splits dir, filename=" + fName);
      }
      Assert.assertTrue(status.getLen() > 0);
    }

    Assert.assertEquals(2, totalFilesFound);
    Assert.assertTrue(foundSplitsFile);
    Assert.assertTrue(foundMetaFile);
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          return stats.hasNext();
        }

        @Override
        public LocatedFileStatus next() throws IOException {
          LocatedFileStatus result = stats.next();
          return new LocatedFileStatus(
              ProxyFileSystem23.super.swizzleFileStatus(result, false),
              result.getBlockLocations());
        }
      };
    }
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