de.julielab.jcore.reader.db

Class DBMultiplierReader

java.lang.Object

org.apache.uima.resource.Resource_ImplBase

org.apache.uima.resource.ConfigurableResource_ImplBase

org.apache.uima.collection.CollectionReader_ImplBase

org.apache.uima.fit.component.JCasCollectionReader_ImplBase

de.julielab.jcore.reader.db.DBReaderBase

de.julielab.jcore.reader.db.DBSubsetReader

de.julielab.jcore.reader.db.DBMultiplierReader

All Implemented Interfaces:

org.apache.uima.collection.base_cpm.BaseCollectionReader, org.apache.uima.collection.CollectionReader, org.apache.uima.resource.ConfigurableResource, org.apache.uima.resource.Resource

public class DBMultiplierReader
extends DBSubsetReader

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	DBMultiplierReader.RetrievingThread This class is charged to retrieve batches of document IDs which will be returned for processing afterwards.

Field Summary

Fields

Modifier and Type	Field and Description
static String	PARAM_ADDITIONAL_TABLE_SCHEMAS
static String	PARAM_ADDITIONAL_TABLES
static String	PARAM_COSTOSYS_CONFIG_NAME
static String	PARAM_DATA_TIMESTAMP
static String	PARAM_FETCH_IDS_PROACTIVELY
static String	PARAM_RESET_TABLE
static String	PARAM_TABLE

Fields inherited from class de.julielab.jcore.reader.db.DBSubsetReader

additionalTableNames, additionalTableSchemas, dataTable, fetchIdsProactively, hostName, PARAM_ADDITONAL_TABLES_STORAGE_PG_SCHEMA, pid, readDataTable, resetTable, schemas, tables

Fields inherited from class de.julielab.jcore.reader.db.DBReaderBase

batchSize, costosysConfig, dbc, driver, hasNext, joinTables, limitParameter, numberFetchedDocIDs, PARAM_BATCH_SIZE, processedDocuments, selectionOrder, tableName, totalDocumentCount, whereCondition

Fields inherited from interface org.apache.uima.resource.Resource

PARAM_AGGREGATE_SOFA_MAPPINGS, PARAM_CONFIG_MANAGER, PARAM_CONFIG_PARAM_SETTINGS, PARAM_EXTERNAL_OVERRIDE_SETTINGS, PARAM_PERFORMANCE_TUNING_SETTINGS, PARAM_RESOURCE_MANAGER, PARAM_UIMA_CONTEXT

Constructor Summary

Constructors

Constructor and Description
DBMultiplierReader()

Method Summary

Modifier and Type	Method and Description
void	close()
void	getNext(org.apache.uima.jcas.JCas jCas)
List<Object[]>	getNextDocumentIdBatch() Returns the next batch of document IDs from the database table given by the 'Table' parameter.
org.apache.uima.util.Progress[]	getProgress()
boolean	hasNext()
void	initialize(org.apache.uima.UimaContext context)

Methods inherited from class de.julielab.jcore.reader.db.DBSubsetReader

checkAdditionalTableParameters, checkAndAdjustAdditionalTables, getAllRetrievedColumns

Methods inherited from class org.apache.uima.fit.component.JCasCollectionReader_ImplBase

getLogger, getNext, initialize

Methods inherited from class org.apache.uima.collection.CollectionReader_ImplBase

destroy, getCasInitializer, getProcessingResourceMetaData, initialize, isConsuming, reconfigure, setCasInitializer, typeSystemInit

Methods inherited from class org.apache.uima.resource.ConfigurableResource_ImplBase

getConfigParameterValue, getConfigParameterValue, setConfigParameterValue, setConfigParameterValue

Methods inherited from class org.apache.uima.resource.Resource_ImplBase

getCasManager, getMetaData, getRelativePathResolver, getResourceManager, getUimaContext, getUimaContextAdmin, setLogger, setMetaData

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.uima.resource.ConfigurableResource

getConfigParameterValue, getConfigParameterValue, setConfigParameterValue, setConfigParameterValue

Methods inherited from interface org.apache.uima.resource.Resource

getMetaData, getResourceManager, getUimaContext, getUimaContextAdmin, setLogger

Field Detail

PARAM_RESET_TABLE

public static final String PARAM_RESET_TABLE

See Also:

Constant Field Values

PARAM_TABLE

public static final String PARAM_TABLE

See Also:

Constant Field Values

PARAM_COSTOSYS_CONFIG_NAME

public static final String PARAM_COSTOSYS_CONFIG_NAME

See Also:

Constant Field Values

PARAM_DATA_TIMESTAMP

public static final String PARAM_DATA_TIMESTAMP

See Also:

Constant Field Values

PARAM_ADDITIONAL_TABLES

public static final String PARAM_ADDITIONAL_TABLES

See Also:

Constant Field Values

PARAM_ADDITIONAL_TABLE_SCHEMAS

public static final String PARAM_ADDITIONAL_TABLE_SCHEMAS

See Also:

Constant Field Values

PARAM_FETCH_IDS_PROACTIVELY

public static final String PARAM_FETCH_IDS_PROACTIVELY

See Also:

Constant Field Values

Constructor Detail

DBMultiplierReader

public DBMultiplierReader()

Method Detail

initialize

public void initialize(org.apache.uima.UimaContext context)
                throws org.apache.uima.resource.ResourceInitializationException

Overrides:

initialize in class DBSubsetReader

Throws:

org.apache.uima.resource.ResourceInitializationException

getNext

public void getNext(org.apache.uima.jcas.JCas jCas)
             throws org.apache.uima.collection.CollectionException

Specified by:

getNext in class org.apache.uima.fit.component.JCasCollectionReader_ImplBase

Throws:

org.apache.uima.collection.CollectionException

hasNext

public boolean hasNext()
                throws IOException,
                       org.apache.uima.collection.CollectionException

Throws:

IOException

org.apache.uima.collection.CollectionException

getNextDocumentIdBatch

public List<Object[]> getNextDocumentIdBatch()

Returns the next batch of document IDs from the database table given by the 'Table' parameter.

Returns:

A list of document IDs from the read table.

getProgress

public org.apache.uima.util.Progress[] getProgress()

close

public void close()

Specified by:

close in interface org.apache.uima.collection.base_cpm.BaseCollectionReader

Overrides:

close in class org.apache.uima.fit.component.JCasCollectionReader_ImplBase