Package org.apache.hadoop.ipc.RetryCache

Examples of org.apache.hadoop.ipc.RetryCache.CacheEntry

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      EnumSet<CacheFlag> flags) throws IOException {
    checkOperation(OperationCategory.WRITE);
    final FSPermissionChecker pc = isPermissionEnabled ?
        getPermissionChecker() : null;
    boolean success = false;
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return;
    }
    if (!flags.contains(CacheFlag.FORCE)) {
      cacheManager.waitForRescanIfNeeded();
    }
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  void removeCacheDirective(Long id) throws IOException {
    checkOperation(OperationCategory.WRITE);
    final FSPermissionChecker pc = isPermissionEnabled ?
        getPermissionChecker() : null;
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return;
    }
    boolean success = false;
    writeLock();
    try {
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  public void addCachePool(CachePoolInfo req) throws IOException {
    checkOperation(OperationCategory.WRITE);
    final FSPermissionChecker pc = isPermissionEnabled ?
        getPermissionChecker() : null;
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return; // Return previous response
    }
    writeLock();
    boolean success = false;
    String poolInfoStr = null;
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  public void modifyCachePool(CachePoolInfo req) throws IOException {
    checkOperation(OperationCategory.WRITE);
    final FSPermissionChecker pc =
        isPermissionEnabled ? getPermissionChecker() : null;
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return; // Return previous response
    }
    writeLock();
    boolean success = false;
    try {
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  public void removeCachePool(String cachePoolName) throws IOException {
    checkOperation(OperationCategory.WRITE);
    final FSPermissionChecker pc =
        isPermissionEnabled ? getPermissionChecker() : null;
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return; // Return previous response
    }
    writeLock();
    boolean success = false;
    try {
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   * @throws IOException
   */
  void setXAttr(String src, XAttr xAttr, EnumSet<XAttrSetFlag> flag)
      throws AccessControlException, SafeModeException,
      UnresolvedLinkException, IOException {
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return; // Return previous response
    }
    boolean success = false;
    try {
      setXAttrInt(src, xAttr, flag, cacheEntry != null);
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   * @throws SafeModeException
   * @throws UnresolvedLinkException
   * @throws IOException
   */
  void removeXAttr(String src, XAttr xAttr) throws IOException {
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return; // Return previous response
    }
    boolean success = false;
    try {
      removeXAttrInt(src, xAttr, cacheEntry != null);
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   * @param srcs file that will be concatenated
   * @throws IOException on error
   */
  void concat(String target, String [] srcs)
      throws IOException, UnresolvedLinkException {
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return; // Return previous response
    }
   
    // Either there is no previous request in progress or it has failed
    if(FSNamesystem.LOG.isDebugEnabled()) {
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  /** Rename src to dst */
  void renameTo(String src, String dst, Options.Rename... options)
      throws IOException, UnresolvedLinkException {
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return; // Return previous response
    }
    if (NameNode.stateChangeLog.isDebugEnabled()) {
      NameNode.stateChangeLog.debug("DIR* NameSystem.renameTo: with options - "
          + src + " to " + dst);
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   * description of exceptions
   */
  boolean delete(String src, boolean recursive)
      throws AccessControlException, SafeModeException,
      UnresolvedLinkException, IOException {
    CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
    if (cacheEntry != null && cacheEntry.isSuccess()) {
      return true; // Return previous response
    }
    boolean ret = false;
    try {
      ret = deleteInt(src, recursive, cacheEntry != null);
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Related Classes of org.apache.hadoop.ipc.RetryCache.CacheEntry

  • org.apache.hadoop.hdfs.server.namenode.FSNamesystem
  • org.apache.hadoop.hdfs.server.namenode.ha.TestRetryCacheWithHA
  • org.apache.hadoop.hdfs.server.namenode.TestNamenodeRetryCache
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