MaterialRequestFilter.java

/*
 * Copyright 2018 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.genesys.server.service.filter;

import static org.genesys.server.model.genesys.QMaterialRequest.materialRequest;

import java.util.List;
import java.util.Set;
import java.util.UUID;
import java.util.stream.Collectors;

import org.genesys.blocks.model.filters.AuditedVersionedModelFilter;
import org.genesys.blocks.model.filters.StringFilter;
import org.genesys.server.model.genesys.MaterialRequest;
import org.genesys.server.model.genesys.QMaterialRequest;

import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.fasterxml.jackson.databind.deser.std.UUIDDeserializer;
import com.querydsl.core.types.Predicate;

import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.Setter;
import lombok.experimental.Accessors;

/**
 * Filter for {@link MaterialRequest}.
 */
@Getter
@Setter
@EqualsAndHashCode(callSuper = true)
@Accessors(fluent = true)
public class MaterialRequestFilter extends AuditedVersionedModelFilter<MaterialRequestFilter, MaterialRequest> {

	private static final long serialVersionUID = 6134952253212911002L;

	/** The identifiers. */
	
	@JsonDeserialize(contentUsing = UUIDDeserializer.class)
	public Set<UUID> uuid;
	
	/** The PID. */
	public Set<String> pid;

	/** The state. */
	public Set<Integer> state;

	/** The email. */
	public StringFilter email;
	
	/**
	 * Builds the query.
	 *
	 * @return the predicate
	 */
	public List<Predicate> collectPredicates() {
		return collectPredicates(materialRequest);
	}

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

		if (uuid != null && !uuid.isEmpty()) {
			predicates.add(materialRequest.uuid.in(uuid.stream().map(u -> u== null ? null : u.toString()).collect(Collectors.toSet())));
		}
		if (pid != null && !pid.isEmpty()) {
			predicates.add(materialRequest.pid.isNotNull().and(materialRequest.pid.in(pid)));
		}
		if (state != null && !state.isEmpty()) {
			predicates.add(materialRequest.state.in(state));
		}
		if (email != null) {
			predicates.add(email.buildQuery(materialRequest.email));
		}

		return predicates;
	}
	
}