Examples of org.apache.slider.core.persist.ConfPersister.load()

Class org.apache.slider.core.persist.ConfPersister

Examples of org.apache.slider.core.persist.ConfPersister.load()

org.apache.slider.core.persist.ConfPersister.load()
Load the configuration. If a lock failure is raised, the contents of the configuration MAY have changed -lock race conditions are looked for on exit @param conf configuration to fill in @throws IOException IO problems @throws LockAcquireFailedException the lock could not be acquired

      SliderException,
                                                                           LockAcquireFailedException {
    Path clusterDirectory = sliderFileSystem.buildClusterDirPath(clustername);
    ConfPersister persister = new ConfPersister(sliderFileSystem, clusterDirectory);
    AggregateConf instanceDescription = new AggregateConf();
    persister.load(instanceDescription);
    return instanceDescription;
  }


    /**
     * Connect to a live cluster and get its current state

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      SliderException,
                                                                           LockAcquireFailedException {
    Path clusterDirectory = sliderFileSystem.buildClusterDirPath(clustername);
    ConfPersister persister = new ConfPersister(sliderFileSystem, clusterDirectory);
    AggregateConf instanceDescription = new AggregateConf();
    persister.load(instanceDescription);
    return instanceDescription;
  }


    /**
     * Connect to a live cluster and get its current state

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      SliderException {
    AggregateConf instanceDefinition = new AggregateConf();
    ConfPersister persister =
      new ConfPersister(sliderFileSystem, clusterDirectory);
    try {
      persister.load(instanceDefinition);
    } catch (LockAcquireFailedException e) {
      log.debug("Lock acquisition failure of {}", clusterDirectory, e);


      throw new BadClusterStateException(
        "Application at %s is locked for reading",

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