org.streampipes.manager.matching.v2.utils.MatchingUtils Maven / Gradle / Ivy
/*
* Copyright 2018 FZI Forschungszentrum Informatik
*
* 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.
*
*/
package org.streampipes.manager.matching.v2.utils;
public class MatchingUtils {
public static boolean nullCheck(Object offer, Object requirement) {
return ((offer == null) && (requirement == null)) || (requirement == null);
}
public static boolean nullCheckRightNullDisallowed(Object offer, Object requirement) {
return offer == null && requirement != null;
}
public static boolean nullCheckBothNullDisallowed(Object offer, Object requirement) {
return offer != null && requirement != null;
}
public static boolean nullCheckReqAllowed(Object offer, Object requirement) {
return requirement == null;
}
}