Example usage for org.apache.hadoop.hdfs.util LightWeightLinkedSet LightWeightLinkedSet

Introduction

In this page you can find the example usage for org.apache.hadoop.hdfs.util LightWeightLinkedSet LightWeightLinkedSet.

Prototype

public LightWeightLinkedSet() 

Source Link

Usage

From source file:io.hops.metadata.blockmanagement.ExcessReplicasMap.java

License:Apache License

public LightWeightLinkedSet<Block> get(String dn) throws IOException {
    Collection<ExcessReplica> excessReplicas = getExcessReplicas(datanodeManager.getDatanode(dn).getSId());
    if (excessReplicas == null) {
        return null;
    }/*from  w w w. j av a2s  .  c  o  m*/
    LightWeightLinkedSet<Block> excessBlocks = new LightWeightLinkedSet<Block>();
    for (ExcessReplica er : excessReplicas) {
        //FIXME: [M] might need to get the blockinfo from the db, but for now we don't need it
        excessBlocks.add(new Block(er.getBlockId()));
    }
    return excessBlocks;
}

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