/**
* Licensed to The Apereo Foundation under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*
*
* The Apereo Foundation licenses this file to you under the Educational
* Community 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://opensource.org/licenses/ecl2.txt
*
* 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.opencastproject.oaipmh.persistence;
import static org.opencastproject.util.data.Option.none;
import static org.opencastproject.util.data.Option.some;
import org.opencastproject.mediapackage.MediaPackage;
import org.opencastproject.util.data.Option;
import java.util.Date;
/** Query builder. */
public class QueryBuilder {
private Option<String> mediaPackageId = none();
private Option<String> repositoryId = none();
private Option<String> seriesId = none();
private Option<Date> modifiedAfter = none();
private Option<Date> modifiedBefore = none();
private Option<Integer> limit = none();
private Option<Integer> offset = none();
private boolean subsequentRequest = false;
public static QueryBuilder query() {
return new QueryBuilder();
}
/** Create a query for a certain repository. */
public static QueryBuilder queryRepo(String repositoryId) {
return new QueryBuilder().repositoryId(repositoryId);
}
public QueryBuilder mediaPackageId(Option<String> mediaPackageId) {
this.mediaPackageId = mediaPackageId;
return this;
}
public QueryBuilder mediaPackageId(String mediaPackageId) {
this.mediaPackageId = some(mediaPackageId);
return this;
}
public QueryBuilder mediaPackageId(MediaPackage mediaPackage) {
this.mediaPackageId = some(mediaPackage.getIdentifier().toString());
return this;
}
public QueryBuilder repositoryId(Option<String> repositoryId) {
this.repositoryId = repositoryId;
return this;
}
public QueryBuilder repositoryId(String repositoryId) {
this.repositoryId = some(repositoryId);
return this;
}
public QueryBuilder seriesId(Option<String> seriesId) {
this.seriesId = seriesId;
return this;
}
public QueryBuilder seriesId(String seriesId) {
this.seriesId = some(seriesId);
return this;
}
/** The date is inclusive. */
public QueryBuilder modifiedAfter(Option<Date> modifiedAfter) {
this.modifiedAfter = modifiedAfter;
return this;
}
/** The date is inclusive. */
public QueryBuilder modifiedAfter(Date modifiedAfter) {
this.modifiedAfter = some(modifiedAfter);
return this;
}
/** The date is inclusive. */
public QueryBuilder modifiedBefore(Option<Date> modifiedBefore) {
this.modifiedBefore = modifiedBefore;
return this;
}
/** The date is inclusive. */
public QueryBuilder modifiedBefore(Date modifiedBefore) {
this.modifiedBefore = some(modifiedBefore);
return this;
}
public QueryBuilder limit(Option<Integer> limit) {
this.limit = limit;
return this;
}
public QueryBuilder limit(Integer limit) {
this.limit = some(limit);
return this;
}
public QueryBuilder offset(Integer offset) {
this.offset = some(offset);
return this;
}
/** Defaults to false. */
public QueryBuilder subsequentRequest(boolean subsequentRequest) {
this.subsequentRequest = subsequentRequest;
return this;
}
/** Create the query. */
public Query build() {
final Option<String> mediaPackageId = this.mediaPackageId;
final Option<String> repositoryId = this.repositoryId;
final Option<String> seriesId = this.seriesId;
final Option<Date> modifiedAfter = this.modifiedAfter;
final Option<Date> modifiedBefore = this.modifiedBefore;
final Option<Integer> limit = this.limit;
final Option<Integer> offset = this.offset;
final boolean subsequentRequest = this.subsequentRequest;
return new Query() {
@Override public Option<String> getMediaPackageId() {
return mediaPackageId;
}
@Override public Option<String> getRepositoryId() {
return repositoryId;
}
@Override public Option<String> getSeriesId() {
return seriesId;
}
@Override public Option<Date> getModifiedAfter() {
return modifiedAfter;
}
@Override public Option<Date> getModifiedBefore() {
return modifiedBefore;
}
@Override public Option<Integer> getLimit() {
return limit;
}
@Override public Option<Integer> getOffset() {
return offset;
}
@Override public boolean isSubsequentRequest() {
return subsequentRequest;
}
};
}
}