/*
* RapidMiner
*
* Copyright (C) 2001-2014 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.operator.repository;
import java.util.List;
import com.rapidminer.operator.OperatorDescription;
import com.rapidminer.operator.OperatorException;
import com.rapidminer.operator.UserError;
import com.rapidminer.parameter.ParameterType;
import com.rapidminer.parameter.ParameterTypeRepositoryLocation;
import com.rapidminer.repository.Entry;
import com.rapidminer.repository.RepositoryException;
import com.rapidminer.repository.RepositoryLocation;
/**
* An operator to delete repository entries within a process. If the entry does not exists it won't throw an error but continue silently.
*
*
* @author Nils Woehler
*
*/
public class RepositoryEntryDeleteOperator extends AbstractRepositoryManagerOperator {
public static final String ELEMENT_TO_DELETE = "entry_to_delete";
public RepositoryEntryDeleteOperator(OperatorDescription description) {
super(description);
}
@Override
public void doWork() throws OperatorException {
super.doWork();
RepositoryLocation repoLoc = getParameterAsRepositoryLocation(ELEMENT_TO_DELETE);
Entry locateEntry;
try {
locateEntry = repoLoc.locateEntry();
} catch (RepositoryException e1) {
throw new UserError(this, e1, "302", repoLoc, e1.getMessage());
}
if(locateEntry == null) {
return;
}
try {
locateEntry.delete();
} catch (RepositoryException e) {
throw new UserError(this, e, "io.delete_file", repoLoc);
}
super.doWork();
}
@Override
public List<ParameterType> getParameterTypes() {
List<ParameterType> types = super.getParameterTypes();
types.add(new ParameterTypeRepositoryLocation(ELEMENT_TO_DELETE, "Element that should be deleted", true, true, false));
return types;
}
}