org.refcodes.logger.alt.simpledb

Class SimpleDbQueryLoggerImpl.SimpleDbRecordsImpl

java.lang.Object

org.refcodes.logger.alt.simpledb.SimpleDbQueryLoggerImpl.SimpleDbRecordsImpl

All Implemented Interfaces:

Iterator<org.refcodes.tabular.Record<? extends T>>, org.refcodes.tabular.Records<T>

Enclosing class:

SimpleDbQueryLoggerImpl<T>

protected class SimpleDbQueryLoggerImpl.SimpleDbRecordsImpl
extends Object
implements org.refcodes.tabular.Records<T>

This iterator encapsulates an Amazon select request for the business logic to simply iterate through the results. ------------------------------------------------------------------------- TODO Make this unit testable and create unit test: -------------------------------------------------------------------------

Constructor Summary

Constructors

Constructor and Description
SimpleDbRecordsImpl(String aSelectQuery) Constructs a Records iterator from a SimpleDB query and the required Header.
SimpleDbRecordsImpl(String aSelectQuery, org.refcodes.tabular.Header<T> aHeader) Constructs a Records iterator from a SimpleDB query and the required Header.

Method Summary

Modifier and Type	Method and Description
boolean	hasNext()
org.refcodes.tabular.Record<T>	next()
protected com.amazonaws.services.simpledb.model.Item	nextItem() "Raw" method to retrieve the next item from Simple DB.
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

SimpleDbRecordsImpl

public SimpleDbRecordsImpl(String aSelectQuery)

Constructs a Records iterator from a SimpleDB query and the required Header.

Parameters:

aSelectQuery - The query for retrieval.

SimpleDbRecordsImpl

public SimpleDbRecordsImpl(String aSelectQuery,
                           org.refcodes.tabular.Header<T> aHeader)

Constructs a Records iterator from a SimpleDB query and the required Header.

Parameters:

aSelectQuery - The query for retrieval.

aHeader - The expected Header in the result.

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<org.refcodes.tabular.Record<? extends T>>

nextItem

protected com.amazonaws.services.simpledb.model.Item nextItem()

"Raw" method to retrieve the next item from Simple DB. Needed for the SimpleDbTrimLoggerImpl.deleteLogs(Criteria) operation.

Returns:

the item

next

public org.refcodes.tabular.Record<T> next()

Specified by:

next in interface Iterator<org.refcodes.tabular.Record<? extends T>>

remove

public void remove()

Specified by:

remove in interface Iterator<org.refcodes.tabular.Record<? extends T>>