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/* 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.flowable.engine.impl.test;
import java.util.Timer;
import java.util.TimerTask;
import org.flowable.common.engine.api.FlowableException;
import org.flowable.common.engine.impl.history.HistoryLevel;
import org.flowable.engine.ManagementService;
import org.flowable.engine.ProcessEngineConfiguration;
import org.flowable.engine.impl.cfg.ProcessEngineConfigurationImpl;
import org.flowable.engine.test.FlowableRule;
import org.flowable.job.service.impl.asyncexecutor.AsyncExecutor;
/**
* @author Tijs Rademakers
*/
public class HistoryTestHelper {
public static boolean isHistoryLevelAtLeast(HistoryLevel historyLevel, ProcessEngineConfigurationImpl processEngineConfiguration) {
return isHistoryLevelAtLeast(historyLevel, processEngineConfiguration, 20000);
}
public static boolean isHistoryLevelAtLeast(HistoryLevel historyLevel, ProcessEngineConfigurationImpl processEngineConfiguration, long time) {
if (processEngineConfiguration.getHistoryLevel().isAtLeast(historyLevel)) {
// When using async history, we need to process all the historic jobs first before the history can be checked
if (processEngineConfiguration.isAsyncHistoryEnabled()) {
waitForJobExecutorToProcessAllHistoryJobs(processEngineConfiguration, processEngineConfiguration.getManagementService(), time, 200);
}
return true;
}
return false;
}
public static void waitForJobExecutorToProcessAllHistoryJobs(FlowableRule activitiRule, long maxMillisToWait, long intervalMillis) {
waitForJobExecutorToProcessAllHistoryJobs(activitiRule.getProcessEngine().getProcessEngineConfiguration(), activitiRule.getManagementService(), maxMillisToWait, intervalMillis);
}
public static void waitForJobExecutorToProcessAllHistoryJobs(ProcessEngineConfiguration processEngineConfiguration, ManagementService managementService,
long maxMillisToWait, long intervalMillis) {
waitForJobExecutorToProcessAllHistoryJobs(processEngineConfiguration, managementService, maxMillisToWait, intervalMillis, true);
}
public static void waitForJobExecutorToProcessAllHistoryJobs(ProcessEngineConfiguration processEngineConfiguration, ManagementService managementService,
long maxMillisToWait, long intervalMillis, boolean shutdownExecutorWhenFinished) {
ProcessEngineConfigurationImpl processEngineConfigurationImpl = (ProcessEngineConfigurationImpl) processEngineConfiguration;
if (processEngineConfigurationImpl.isAsyncHistoryEnabled()) {
AsyncExecutor asyncHistoryExecutor = processEngineConfiguration.getAsyncHistoryExecutor();
if (!asyncHistoryExecutor.isActive()) {
asyncHistoryExecutor.start();
}
try {
Timer timer = new Timer();
InterruptTask task = new InterruptTask(Thread.currentThread());
timer.schedule(task, maxMillisToWait);
boolean areJobsAvailable = true;
try {
while (areJobsAvailable && !task.isTimeLimitExceeded()) {
Thread.sleep(intervalMillis);
try {
areJobsAvailable = areHistoryJobsAvailable(managementService);
} catch (Throwable t) {
// Ignore, possible that exception occurs due to locking/updating of table on MSSQL when
// isolation level doesn't allow READ of the table
}
}
} catch (InterruptedException e) {
// ignore
} finally {
timer.cancel();
}
if (areJobsAvailable) {
throw new FlowableException("time limit of " + maxMillisToWait + " was exceeded");
}
} finally {
if (shutdownExecutorWhenFinished) {
asyncHistoryExecutor.shutdown();
}
}
}
}
public static boolean areHistoryJobsAvailable(FlowableRule activitiRule) {
return areHistoryJobsAvailable(activitiRule.getManagementService());
}
public static boolean areHistoryJobsAvailable(ManagementService managementService) {
return !managementService.createHistoryJobQuery().list().isEmpty();
}
public static boolean isHistoricTaskLoggingEnabled(ProcessEngineConfiguration configuration) {
ProcessEngineConfigurationImpl processEngineConfiguration = (ProcessEngineConfigurationImpl) configuration;
if (processEngineConfiguration.isEnableHistoricTaskLogging()) {
// When using async history, we need to process all the historic jobs first before the task log history can be checked
if (processEngineConfiguration.isAsyncHistoryEnabled()) {
waitForJobExecutorToProcessAllHistoryJobs(processEngineConfiguration, processEngineConfiguration.getManagementService(), 10000, 200);
}
return true;
}
return false;
}
private static class InterruptTask extends TimerTask {
protected boolean timeLimitExceeded;
protected Thread thread;
public InterruptTask(Thread thread) {
this.thread = thread;
}
public boolean isTimeLimitExceeded() {
return timeLimitExceeded;
}
@Override
public void run() {
timeLimitExceeded = true;
thread.interrupt();
}
}
}
