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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.ce.monitoring;
import java.util.Optional;
import org.sonar.api.ce.ComputeEngineSide;
@ComputeEngineSide
public interface CEQueueStatus {
/**
* Adds 1 to the count of batch reports under processing and removes 1 from the count of batch reports waiting for
* processing.
*
* @return the new count of batch reports under processing
*
* @see #getInProgressCount()
*/
long addInProgress();
/**
* Adds 1 to the count of batch reports which processing ended successfully and removes 1 from the count of batch
* reports under processing. Adds the specified time to the processing time counter.
*
* @param processingTime duration of processing in ms
*
* @return the new count of batch reports which processing ended successfully
*
* @see #getSuccessCount()
* @see #getInProgressCount()
*
* @throws IllegalArgumentException if processingTime is < 0
*/
long addSuccess(long processingTime);
/**
* Adds 1 to the count of tasks which processing ended with an error and removes 1 from the count of tasks
* under processing. Adds the specified time to the processing time counter.
*
* @param processingTime duration of processing in ms
*
* @return the new count of tasks which processing ended with an error
*
* @see #getErrorCount()
* @see #getInProgressCount()
*
* @throws IllegalArgumentException if processingTime is < 0
*/
long addError(long processingTime);
/**
* Number of pending tasks, including tasks received before instance startup.
*/
long getPendingCount();
/**
* The age, in ms, of the oldest pending task.
*/
Optional<Long> getLongestTimePending();
/**
* Count of tasks under processing.
*/
long getInProgressCount();
/**
* Count of tasks which processing ended with an error since instance startup.
*/
long getErrorCount();
/**
* Count of tasks which processing ended successfully since instance startup.
*/
long getSuccessCount();
/**
* Time spent processing tasks since startup, in milliseconds.
*/
long getProcessingTime();
boolean areWorkersPaused();
}
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