package org.activityinfo.model.expr.functions;
/*
* #%L
* ActivityInfo Server
* %%
* Copyright (C) 2009 - 2013 UNICEF
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program. If not, see
* <http://www.gnu.org/licenses/gpl-3.0.html>.
* #L%
*/
import com.google.common.collect.Sets;
import org.activityinfo.model.resource.ResourceId;
import org.activityinfo.model.type.FieldType;
import org.activityinfo.model.type.FieldValue;
import org.activityinfo.model.type.NullFieldValue;
import org.activityinfo.model.type.primitive.BooleanFieldValue;
import org.activityinfo.model.type.primitive.BooleanType;
import java.util.List;
import java.util.Set;
/**
* @author yuriyz on 9/3/14.
*/
public class ContainsAllFunction extends ExprFunction {
public static final ContainsAllFunction INSTANCE = new ContainsAllFunction();
private ContainsAllFunction() {
}
@Override
public String getId() {
return "containsAll";
}
@Override
public String getLabel() {
return "Includes All";
}
@Override
public BooleanFieldValue apply(List<FieldValue> arguments) {
if (arguments.get(0).equals(NullFieldValue.INSTANCE)) {
return BooleanFieldValue.FALSE;
}
Set<ResourceId> arg1 = Sets.newHashSet(Casting.toSet(arguments.get(0)));
for (int i = 1; i < arguments.size(); i++) {
arg1.removeAll(Casting.toSet(arguments.get(i)));
}
return BooleanFieldValue.valueOf(arg1.isEmpty());
}
@Override
public FieldType resolveResultType(List<FieldType> argumentTypes) {
return BooleanType.INSTANCE;
}
}