/*******************************************************************************
* Copyright 2012 University of Southern California
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This code was developed by the Information Integration Group as part
* of the Karma project at the Information Sciences Institute of the
* University of Southern California. For more information, publications,
* and related projects, please see: http://www.isi.edu/integration
******************************************************************************/
package edu.isi.karma.controller.command.worksheet;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import edu.isi.karma.controller.command.CommandException;
import edu.isi.karma.controller.command.CommandType;
import edu.isi.karma.controller.command.WorksheetCommand;
import edu.isi.karma.controller.command.selection.SuperSelectionManager;
import edu.isi.karma.controller.update.ErrorUpdate;
import edu.isi.karma.controller.update.UpdateContainer;
import edu.isi.karma.controller.update.WorksheetUpdateFactory;
import edu.isi.karma.rep.Worksheet;
import edu.isi.karma.rep.Workspace;
import edu.isi.karma.util.Util;
/**
* Adds a new column to the table with hTableId.
* hTableId may be empty if a hNodeId is provided.
* If hNodeId is provided, adds the new column after hNodeId.
* If no hNodeId is provided adds the new column as the first column in the table hTableId.
* Returns the hNodeId of the newly created column.
*/
public class AddRowCommand extends WorksheetCommand {
//if null add column at beginning of table
@SuppressWarnings("unused")
private final String hNodeId;
private static Logger logger = LoggerFactory
.getLogger(AddRowCommand.class);
public enum JsonKeys {
updateType, hNodeId, worksheetId
}
protected AddRowCommand(String id,String worksheetId, String hNodeId) {
super(id, worksheetId);
this.hNodeId = hNodeId;
addTag(CommandTag.Transformation);
}
@Override
public String getCommandName() {
return AddRowCommand.class.getSimpleName();
}
@Override
public String getTitle() {
return "Add Row";
}
@Override
public String getDescription() {
return "New Row";
}
@Override
public CommandType getCommandType() {
return CommandType.notUndoable;
}
@Override
public UpdateContainer doIt(Workspace workspace) throws CommandException {
Worksheet worksheet = workspace.getWorksheet(
worksheetId);
try{
worksheet.addRow(workspace.getFactory());
UpdateContainer c = new UpdateContainer();
c.append(WorksheetUpdateFactory.createRegenerateWorksheetUpdates(worksheetId, SuperSelectionManager.DEFAULT_SELECTION));
c.append(computeAlignmentAndSemanticTypesAndCreateUpdates(workspace));
return c;
} catch (Exception e) {
logger.error("Error in AddRowCommand" + e.toString());
Util.logException(logger, e);
return new UpdateContainer(new ErrorUpdate(e.getMessage()));
}
}
@Override
public UpdateContainer undoIt(Workspace workspace) {
return null;
}
}