Module org.refcodes.logger.alt.simpledb

Package org.refcodes.logger.alt.simpledb

Class SimpleDbQueryLogger.SimpleDbRecords

java.lang.Object

org.refcodes.logger.alt.simpledb.SimpleDbQueryLogger.SimpleDbRecords

All Implemented Interfaces:

Iterable<org.refcodes.tabular.Record<T>>, Iterator<org.refcodes.tabular.Record<T>>, org.refcodes.tabular.Records<T>

Enclosing class:

SimpleDbQueryLogger<T>

protected class SimpleDbQueryLogger.SimpleDbRecords
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.

Constructor Summary

Constructors

Constructor	Description
SimpleDbRecords(String aSelectQuery)	Constructs a Records iterator from a SimpleDB query and the required Header.
SimpleDbRecords(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	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.lang.Iterable

forEach, spliterator

Methods inherited from interface java.util.Iterator

forEachRemaining

Methods inherited from interface org.refcodes.tabular.Records

iterator

Constructor Details

SimpleDbRecords

public SimpleDbRecords(String aSelectQuery)

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

Parameters:

aSelectQuery - The query for retrieval.

SimpleDbRecords

public SimpleDbRecords(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 Details

hasNext

public boolean hasNext()

Specified by:

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

nextItem

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

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

Returns:

the item

next

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

Specified by:

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

remove

public void remove()

Specified by:

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