org.wso2.carbon.analytics.datasource.cassandra

Class CassandraAnalyticsRecordStore.CassandraDirectDataIterator

java.lang.Object

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

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>

Direct Known Subclasses:

CassandraAnalyticsRecordStore.CassandraTSValidatingDirectDataIterator

Enclosing class:

CassandraAnalyticsRecordStore

public class CassandraAnalyticsRecordStore.CassandraDirectDataIterator
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 directly from the data table.

Field Summary

Fields

Modifier and Type	Field and Description
protected String	tableName
protected int	tenantId

Constructor Summary

Constructors

Constructor and Description
CassandraDirectDataIterator(int tenantId, String tableName, Iterator<com.datastax.driver.core.Row> resultSetItr, List<String> columns)

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

Field Detail

tenantId

protected int tenantId

tableName

protected String tableName

Constructor Detail

CassandraDirectDataIterator

public CassandraDirectDataIterator(int tenantId,
                                   String tableName,
                                   Iterator<com.datastax.driver.core.Row> resultSetItr,
                                   List<String> columns)

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