org.wso2.carbon.analytics.datasource.cassandra

Class CassandraAnalyticsRecordStore.CassandraTokenRangeDataIterator

java.lang.Object

org.wso2.carbon.analytics.datasource.cassandra.CassandraAnalyticsRecordStore.CassandraTokenRangeDataIterator

All Implemented Interfaces:

Closeable, AutoCloseable, Iterator<org.wso2.carbon.analytics.datasource.commons.Record>, org.wso2.carbon.analytics.datasource.commons.AnalyticsIterator<org.wso2.carbon.analytics.datasource.commons.Record>

Enclosing class:

CassandraAnalyticsRecordStore

public class CassandraAnalyticsRecordStore.CassandraTokenRangeDataIterator
extends Object
implements org.wso2.carbon.analytics.datasource.commons.AnalyticsIterator<org.wso2.carbon.analytics.datasource.commons.Record>

Cassandra data AnalyticsIterator implementation for streaming, which reads data using the given token ranges.

Constructor Summary

Constructors

Constructor and Description
CassandraTokenRangeDataIterator(int tenantId, String tableName, List<String> columns, List<CassandraTokenRange> tokenRanges, int count)

Method Summary

Modifier and Type	Method and Description
void	close()
boolean	hasNext()
org.wso2.carbon.analytics.datasource.commons.Record	next()
void	remove()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

CassandraTokenRangeDataIterator

public CassandraTokenRangeDataIterator(int tenantId,
                                       String tableName,
                                       List<String> columns,
                                       List<CassandraTokenRange> tokenRanges,
                                       int count)

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<org.wso2.carbon.analytics.datasource.commons.Record>

next

public org.wso2.carbon.analytics.datasource.commons.Record next()

Specified by:

next in interface Iterator<org.wso2.carbon.analytics.datasource.commons.Record>

remove

public void remove()

Specified by:

remove in interface Iterator<org.wso2.carbon.analytics.datasource.commons.Record>

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException