/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.translator.google;
import org.teiid.language.Command;
import org.teiid.language.Delete;
import org.teiid.language.Insert;
import org.teiid.language.Update;
import org.teiid.logging.LogConstants;
import org.teiid.logging.LogManager;
import org.teiid.metadata.RuntimeMetadata;
import org.teiid.translator.ExecutionContext;
import org.teiid.translator.TranslatorException;
import org.teiid.translator.google.api.GoogleSpreadsheetConnection;
import org.teiid.translator.google.api.metadata.SpreadsheetInfo;
import org.teiid.translator.google.api.result.UpdateResult;
import org.teiid.translator.google.visitor.SpreadsheetDeleteVisitor;
import org.teiid.translator.google.visitor.SpreadsheetInsertVisitor;
import org.teiid.translator.google.visitor.SpreadsheetUpdateVisitor;
/**
* Execution of INSERT, DELETE and UPDATE commands
*
* @author felias
*
*/
public class SpreadsheetUpdateExecution extends AbstractSpreadsheetExecution {
public SpreadsheetUpdateExecution(Command command, GoogleSpreadsheetConnection connection, ExecutionContext context, RuntimeMetadata metadata) {
super(command, connection, context, metadata);
this.command = command;
this.connection = connection;
}
@Override
public void cancel() throws TranslatorException {
LogManager.logDetail(LogConstants.CTX_CONNECTOR, SpreadsheetExecutionFactory.UTIL.getString("cancel_query")); //$NON-NLS-1$
}
@Override
public void execute() throws TranslatorException {
if (command instanceof org.teiid.language.Delete) {
result = executeDelete();
} else if (command instanceof org.teiid.language.Insert) {
result = executeInsert();
} else if (command instanceof org.teiid.language.Update) {
result = executeUpdate();
}
}
private UpdateResult executeUpdate() throws TranslatorException {
SpreadsheetInfo info = connection.getSpreadsheetInfo();
SpreadsheetUpdateVisitor updateVisitor = new SpreadsheetUpdateVisitor(info);
updateVisitor.visit((Update) command);
checkHeaders(updateVisitor.getWorksheetTitle());
result = connection.executeListFeedUpdate(updateVisitor.getWorksheetKey(), updateVisitor.getCriteriaQuery(), updateVisitor.getChanges());
return result;
}
private UpdateResult executeInsert() throws TranslatorException {
SpreadsheetInfo info = connection.getSpreadsheetInfo();
SpreadsheetInsertVisitor visitor = new SpreadsheetInsertVisitor(info);
visitor.visit((Insert) command);
checkHeaders(visitor.getWorksheetTitle());
result = connection.executeRowInsert(visitor.getWorksheetKey(), visitor.getColumnNameValuePair());
return result;
}
private UpdateResult executeDelete() throws TranslatorException {
SpreadsheetInfo info = connection.getSpreadsheetInfo();
SpreadsheetDeleteVisitor visitor = new SpreadsheetDeleteVisitor(info);
visitor.visit((Delete) command);
checkHeaders(visitor.getWorksheetTitle());
result = connection.deleteRows(visitor.getWorksheetKey(), visitor.getCriteriaQuery());
return result;
}
}