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/*
* _____________________________________________________________________________
*
* INAF - OATS National Institute for Astrophysics - Astronomical Observatory of
* Trieste INAF - IA2 Italian Center for Astronomical Archives
* _____________________________________________________________________________
*
* Copyright (C) 2017 Istituto Nazionale di Astrofisica
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License Version 3 as published by the
* Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package it.inaf.ia2.tsm;
import it.inaf.ia2.tsm.datalayer.DBBroker;
import it.inaf.ia2.tsm.model.ColumnModel;
import it.inaf.ia2.tsm.model.SchemaModel;
import it.inaf.ia2.tsm.model.TableModel;
import java.sql.SQLException;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
/**
* This fixes TAP_SCHEMA inconsistencies.
*
* @author Sonia Zorba {@literal <zorba at oats.inaf.it>}
*/
public class TapSchemaMender {
private final TapSchema tapSchema;
private final ConsistencyChecks consistencyChecks;
public TapSchemaMender(TapSchema tapSchema) {
this.tapSchema = tapSchema;
consistencyChecks = tapSchema.getConsistencyChecks();
}
public static void amendTapSchema(TapSchema tapSchema) throws SQLException {
new TapSchemaMender(tapSchema).amendTapSchema();
}
private void amendTapSchema() throws SQLException {
fixObscore();
createMissingTables();
createMissingColumns();
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deleteUnexistingEntities();
addUnaddedTables();
addUnaddedColumns();
fixInconsistentValues();
}
private void fixObscore() throws SQLException {
SchemaModel ivoaSchemaModel = tapSchema.getIvoaSchemaModel();
if (tapSchema.isHasObscore()) {
if (consistencyChecks.isMissingObscore()) {
tapSchema.createAndAddIvoaSchema();
}
if (consistencyChecks.isMissingObscore()
|| consistencyChecks.isObscoreToAdd()) {
tapSchema.addEntireSchema(ivoaSchemaModel.getName());
tapSchema.fillColumnsProperties(ivoaSchemaModel);
}
}
}
private void createMissingTables() throws SQLException {
for (Map.Entry<String, Set<String>> entry : consistencyChecks.getMissingTables().entrySet()) {
String schemaName = entry.getKey();
DBBroker broker = tapSchema.getDBBroker(schemaName);
for (String tableName : entry.getValue()) {
SchemaModel schemaModel = schemaName.equals(tapSchema.getName())
? tapSchema.getTapSchemaModel() : tapSchema.getIvoaSchemaModel();
TableModel tableModel = schemaModel.getTable(tableName);
broker.createTable(schemaName, tableModel);
}
}
}
private void createMissingColumns() throws SQLException {
for (Map.Entry<ColumnHolder, ColumnModel> entry : consistencyChecks.getMissingColumns().entrySet()) {
ColumnHolder columnHolder = entry.getKey();
ColumnModel columnModel = entry.getValue();
DBBroker broker = tapSchema.getDBBroker(columnHolder.getSchemaName());
broker.addColumn(columnHolder, columnModel);
}
}
private void fixDataTypes() throws SQLException {
for (WrongDataType wrongDataType : consistencyChecks.getWrongDataTypes()) {
ColumnHolder columnHolder = wrongDataType.getColumnHolder();
DBBroker broker = tapSchema.getDBBroker(columnHolder.getSchemaName());
broker.alterDataType(columnHolder.getSchemaName(),
columnHolder.getTableName(), columnHolder.getColumnName(),
wrongDataType.getAdqlCorrectDataType(), wrongDataType.getSize());
}
}
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private void deleteUnexistingEntities() throws SQLException {
String tapSchemaName = tapSchema.getName();
DBBroker tapSchemaDBBroker = tapSchema.getTapSchemaDBBroker();
Set<String> keysToRemoveIds = new HashSet<>();
for (String schema : consistencyChecks.getUnexisingSchemas()) {
keysToRemoveIds.addAll(tapSchemaDBBroker.getKeysToRemove(tapSchemaName, schema));
}
for (String table : consistencyChecks.getUnexisingTables()) {
keysToRemoveIds.addAll(tapSchemaDBBroker.getKeysToRemove(tapSchemaName, table));
}
for (ColumnHolder unexistingColumn : consistencyChecks.getUnexisingColumns()) {
keysToRemoveIds.addAll(tapSchemaDBBroker.getKeysToRemoveFromUnexistingColumn(tapSchemaName, unexistingColumn));
}
for (KeyHolder unexistingKey : consistencyChecks.getUnexistingKeys()) {
keysToRemoveIds.add(unexistingKey.getKeyId());
}
tapSchemaDBBroker.deleteUnexistingEntities(tapSchemaName, consistencyChecks, keysToRemoveIds);
}
private void addUnaddedTables() throws SQLException {
for (Map.Entry<String, Set<String>> entry : consistencyChecks.getTablesToAdd().entrySet()) {
String schemaName = entry.getKey();
Schema schema = tapSchema.getChild(schemaName);
for (String tableName : entry.getValue()) {
schema.addChild(tableName);
}
}
}
private void addUnaddedColumns() throws SQLException {
for (ColumnHolder columnHolder : consistencyChecks.getColumnsToAdd()) {
Schema schema = tapSchema.getChild(columnHolder.getSchemaName());
Table table = schema.getChild(columnHolder.getTableName());
table.addChild(columnHolder.getColumnName());
}
}
private void fixInconsistentValues() throws SQLException {
for (InconsistentColumnProperty inconsistency : consistencyChecks.getInconsistencies()) {
tapSchema.getTapSchemaDBBroker().updateTapSchemaColumnValue(tapSchema.getRealName(),
inconsistency.getTableCompleteName(), inconsistency.getColumnName(),
inconsistency.getKey(), inconsistency.getCorrectValue());
}
}
}