SourceDescriptorCodeFilter.java

/*
 * Copyright 2021 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.List;
import java.util.Set;

import com.querydsl.core.types.Predicate;
import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.Setter;
import lombok.experimental.Accessors;
import org.apache.commons.collections4.CollectionUtils;
import org.gringlobal.model.QSourceDescriptorCode;
import org.gringlobal.model.SourceDescriptorCode;


/**
 * The Class SourceDescriptorCodeFilter.
 */
@Getter
@Setter
@EqualsAndHashCode(callSuper = true)
@Accessors(fluent = true)
public class SourceDescriptorCodeFilter extends TranslatedEntityFilter<SourceDescriptorCodeFilter, SourceDescriptorCode> {

	private static final long serialVersionUID = 6965631505477960095L;

	/** The code. */
	public Set<String> code;

	/** The SourceDescriptorFilter. */
	public SourceDescriptorFilter sourceDescriptorFilter;

	@Override
	public List<Predicate> collectPredicates() {
		return collectPredicates(QSourceDescriptorCode.sourceDescriptorCode);
	}

	/**
	 * Collect predicates.
	 *
	 * @param sourceDescriptorCode the source descriptor code
	 * @return the list
	 */
	public List<Predicate> collectPredicates(QSourceDescriptorCode sourceDescriptorCode) {
		final List<Predicate> predicates = super.collectPredicates(sourceDescriptorCode);

		if (CollectionUtils.isNotEmpty(code)) {
			predicates.add(sourceDescriptorCode.code.in(code));
		}
		if (sourceDescriptorFilter != null) {
			predicates.addAll(sourceDescriptorFilter.collectPredicates(sourceDescriptorCode.sourceDescriptor()));
		}

		return predicates;
	}

	/**
	 * Source descriptor.
	 *
	 * @return the source descriptor filter
	 */
	public synchronized SourceDescriptorFilter sourceDescriptor() {
		return this.sourceDescriptorFilter == null ? this.sourceDescriptorFilter = new SourceDescriptorFilter() : this.sourceDescriptorFilter;
	}
}