org.camunda.bpm.engine.query.Report Maven / Gradle / Ivy
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* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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.camunda.bpm.engine.query;
import java.util.List;
import org.camunda.bpm.engine.AuthorizationException;
import org.camunda.bpm.engine.authorization.Permissions;
import org.camunda.bpm.engine.authorization.Resources;
import org.camunda.bpm.engine.exception.NotValidException;
import org.camunda.bpm.engine.history.DurationReportResult;
/**
* Describes basic methods for creating a report.
*
* @author Roman Smirnov
*
* @since 7.5
*/
public interface Report {
/**
* Executes the duration report query and returns a list of
* {@link DurationReportResult}s.
*
* Be aware that the resulting report must be interpreted by the
* caller itself.
*
* @param periodUnit A {@link PeriodUnit period unit} to define
* the granularity of the report.
*
* @return a list of {@link DurationReportResult}s
*
* @throws AuthorizationException
* If the user has no {@link Permissions#READ_HISTORY} permission
* on any {@link Resources#PROCESS_DEFINITION}.
* @throws NotValidException
* When the given period unit is null.
*/
List duration(PeriodUnit periodUnit);
}
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