Example usage for org.apache.cassandra.dht IPartitioner getToken

Introduction

In this page you can find the example usage for org.apache.cassandra.dht IPartitioner getToken.

Prototype

public Token getToken(ByteBuffer key);

Source Link

Usage

From source file:org.elassandra.cluster.InternalCassandraClusterService.java

License:Apache License

@Override
public Token getToken(ByteBuffer rowKey, ColumnFamily cf) {
    IPartitioner partitioner = StorageService.getPartitioner();
    CType ctype = cf.metadata().getKeyValidatorAsCType();
    if (ctype.isCompound()) {
        Composite composite = ctype.fromByteBuffer(rowKey);
        ByteBuffer[] bb = new ByteBuffer[cf.metadata().partitionKeyColumns().size()];
        for (int i = 0; i < cf.metadata().partitionKeyColumns().size(); i++) {
            bb[i] = composite.get(i);/*from   w w w  .j  ava 2 s .c o m*/
        }
        return partitioner.getToken(CompositeType.build(bb));
    }
    return partitioner.getToken(rowKey);
}

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From source file:org.elassandra.cluster.InternalCassandraClusterService.java

License:Apache License

public Token getToken(String index, String type, String routing)
        throws JsonParseException, JsonMappingException, IOException {
    DocPrimaryKey pk = parseElasticRouting(index, type, routing);
    IPartitioner partitioner = StorageService.getPartitioner();
    IndexService indexService = indexServiceSafe(index);
    String ksName = indexService.settingsService().getSettings().get(IndexMetaData.SETTING_KEYSPACE, index);
    String cfName = typeToCfName(type);
    CFMetaData metadata = getCFMetaData(ksName, cfName);
    CBuilder builder = metadata.getKeyValidatorAsCType().builder();
    for (int i = 0; i < pk.values.length; i++) {
        builder.add(pk.values[i]);/*  w ww  .  j ava  2s . c o  m*/
    }
    return partitioner.getToken(builder.build().toByteBuffer());
}

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From source file:org.elasticsearch.cassandra.cluster.InternalCassandraClusterService.java

License:Apache License

@Override
public Token getToken(ByteBuffer rowKey, ColumnFamily cf) {
    IPartitioner partitioner = StorageService.instance.getPartitioner();
    CType ctype = cf.metadata().getKeyValidatorAsCType();
    if (ctype.isCompound()) {
        Composite composite = ctype.fromByteBuffer(rowKey);
        ByteBuffer[] bb = new ByteBuffer[cf.metadata().partitionKeyColumns().size()];
        for (int i = 0; i < cf.metadata().partitionKeyColumns().size(); i++) {
            bb[i] = composite.get(i);/* www.ja va 2s  . c o  m*/
        }
        return partitioner.getToken(CompositeType.build(bb));
    }
    return partitioner.getToken(rowKey);
}

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