MethodFilter.java

/*
 * Copyright 2020 Global Crop Diversity Trust
 *
 * 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.gringlobal.service.filter;

import java.util.HashSet;
import java.util.List;
import java.util.Set;

import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.Setter;
import lombok.experimental.Accessors;
import org.apache.commons.collections4.CollectionUtils;
import org.genesys.blocks.model.filters.StringFilter;
import org.gringlobal.model.Method;
import org.gringlobal.model.QMethod;

import com.querydsl.core.types.Predicate;

/**
 * Filters for {@link Method}
 */
@Getter
@Setter
@EqualsAndHashCode(callSuper = true)
@Accessors(fluent = true)
public class MethodFilter extends CooperatorOwnedModelFilter<MethodFilter, Method> {

	private static final long serialVersionUID = -5344389882714571475L;

	/** The name. */
	public StringFilter name;

	/** The study reason code. */
	public Set<String> studyReasonCode;

	/**
	 * Builds the query.
	 *
	 * @return the predicate
	 */
	@Override
	public List<Predicate> collectPredicates() {
		return collectPredicates(QMethod.method);
	}

	/**
	 * Builds the query.
	 *
	 * @param method the method
	 * @return the predicate
	 */
	public List<Predicate> collectPredicates(QMethod method) {
		final List<Predicate> predicates = super.collectPredicates(method, method._super);

		if (name != null) {
			predicates.add(name.buildQuery(method.name));
		}
		if (CollectionUtils.isNotEmpty(studyReasonCode)) {
			predicates.add(method.studyReasonCode.in(studyReasonCode));
		}

		return predicates;
	}

	/**
	 * The name filter.
	 *
	 * @return the name filter
	 */
	public synchronized StringFilter name() {
		return name == null ? name = new StringFilter() : this.name;
	}

	/**
	 * StudyReasonCode filter.
	 *
	 * @return the set filter
	 */
	public synchronized Set<String> studyReasonCode() {
		return studyReasonCode == null ? studyReasonCode = new HashSet<>() : this.studyReasonCode;
	}
}