ambit2.db

Class DbReaderStructure

java.lang.Object

net.idea.modbcum.p.DefaultAmbitProcessor<Target,Result>

net.idea.modbcum.p.AbstractDBProcessor<Target,net.idea.modbcum.i.batch.IBatchStatistics>

net.idea.modbcum.p.batch.AbstractBatchProcessor<net.idea.modbcum.i.IQueryRetrieval<ResultType>,ResultType>

ambit2.db.DbReader<IStructureRecord>

ambit2.db.DbReaderStructure

All Implemented Interfaces:

Serializable, net.idea.modbcum.i.IDBProcessor<net.idea.modbcum.i.IQueryRetrieval<IStructureRecord>,net.idea.modbcum.i.batch.IBatchStatistics>, net.idea.modbcum.i.processors.IBatchProcessor<net.idea.modbcum.i.IQueryRetrieval<IStructureRecord>,IStructureRecord,net.idea.modbcum.i.batch.IBatchStatistics>, net.idea.modbcum.i.processors.IProcessor<net.idea.modbcum.i.IQueryRetrieval<IStructureRecord>,net.idea.modbcum.i.batch.IBatchStatistics>

public class DbReaderStructure
extends DbReader<IStructureRecord>

Reads structures given a query.

Author:

nina

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class ambit2.db.DbReader

DbReader.cached_results

Field Summary

Fields

Modifier and Type	Field and Description
protected CreateStoredQuery	cache
protected UpdateExecutor<net.idea.modbcum.i.query.IQueryUpdate>	cacheUpdater
protected QueryCachedResultsBoolean	hits
protected QueryExecutor<net.idea.modbcum.i.IQueryObject>	lookup
protected ProcessorStructureRetrieval	retriever
protected ambit2.db.MyQuery	strucQuery

Fields inherited from class ambit2.db.DbReader

executor, handlePrescreen, resultSet

Fields inherited from class net.idea.modbcum.p.batch.AbstractBatchProcessor

batchStatistics, cancelled, now, processor, PROPERTY_BATCHSTATS, timeout

Fields inherited from class net.idea.modbcum.p.AbstractDBProcessor

closeConnection, connection

Fields inherited from class net.idea.modbcum.p.DefaultAmbitProcessor

enabled, logger, propertyChangeSupport

Constructor Summary

Constructors

Constructor and Description
DbReaderStructure()
DbReaderStructure(boolean preffered)

Method Summary

Modifier and Type	Method and Description
protected void	cache(String category, String key, IStructureRecord object, boolean ok) Does nothing, otherwise should cache the query result
void	close()
protected DbReader.cached_results	getCached(String category, String key, IStructureRecord object) Returns cached query results or NOTCACHED if not in the cache.
protected boolean	prescreen(net.idea.modbcum.i.IQueryRetrieval<IStructureRecord> query, IStructureRecord object)
void	setConnection(Connection connection)

Methods inherited from class ambit2.db.DbReader

afterProcessing, beforeProcessing, getIterator, getResultSet, isHandlePrescreen, setHandlePrescreen, setResultSet

Methods inherited from class net.idea.modbcum.p.batch.AbstractBatchProcessor

cancel, getProcessorChain, getResult, getSilentInterval, getTimeout, onError, onItemProcessed, onItemProcessing, onItemRead, onItemSkipped, open, process, setProcessorChain, setTimeout, skip

Methods inherited from class net.idea.modbcum.p.AbstractDBProcessor

getConnection, isCloseConnection, isEnabled, setCloseConnection

Methods inherited from class net.idea.modbcum.p.DefaultAmbitProcessor

addPropertyChangeListener, addPropertyChangeListener, getID, removePropertyChangeListener, removePropertyChangeListener, setEnabled, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.idea.modbcum.i.IDBProcessor

getConnection

Methods inherited from interface net.idea.modbcum.i.processors.IProcessor

getID, isEnabled, open, process, setEnabled

Field Detail

cache

protected CreateStoredQuery cache

cacheUpdater

protected UpdateExecutor<net.idea.modbcum.i.query.IQueryUpdate> cacheUpdater

strucQuery

protected ambit2.db.MyQuery strucQuery

hits

protected QueryCachedResultsBoolean hits

lookup

protected QueryExecutor<net.idea.modbcum.i.IQueryObject> lookup

retriever

protected ProcessorStructureRetrieval retriever

Constructor Detail

DbReaderStructure

public DbReaderStructure()

DbReaderStructure

public DbReaderStructure(boolean preffered)

Method Detail

setConnection

public void setConnection(Connection connection)
                   throws net.idea.modbcum.i.exceptions.DbAmbitException

Specified by:

setConnection in interface net.idea.modbcum.i.IDBProcessor<net.idea.modbcum.i.IQueryRetrieval<IStructureRecord>,net.idea.modbcum.i.batch.IBatchStatistics>

Overrides:

setConnection in class net.idea.modbcum.p.batch.AbstractBatchProcessor<net.idea.modbcum.i.IQueryRetrieval<IStructureRecord>,IStructureRecord>

Throws:

net.idea.modbcum.i.exceptions.DbAmbitException

close

public void close()
           throws Exception

Specified by:

close in interface net.idea.modbcum.i.processors.IProcessor<net.idea.modbcum.i.IQueryRetrieval<IStructureRecord>,net.idea.modbcum.i.batch.IBatchStatistics>

Overrides:

close in class DbReader<IStructureRecord>

Throws:

Exception

prescreen

protected boolean prescreen(net.idea.modbcum.i.IQueryRetrieval<IStructureRecord> query,
                            IStructureRecord object)
                     throws net.idea.modbcum.i.exceptions.AmbitException

Overrides:

prescreen in class DbReader<IStructureRecord>

Returns:

Throws:

net.idea.modbcum.i.exceptions.AmbitException

getCached

protected DbReader.cached_results getCached(String category,
                                            String key,
                                            IStructureRecord object)

Description copied from class: DbReader

Returns cached query results or NOTCACHED if not in the cache. Default implementation returns NOTCACHED.

Overrides:

getCached in class DbReader<IStructureRecord>

Returns:

cache

protected void cache(String category,
                     String key,
                     IStructureRecord object,
                     boolean ok)

Description copied from class: DbReader

Does nothing, otherwise should cache the query result

Overrides:

cache in class DbReader<IStructureRecord>