序
在使用jodconverter进行pdf转换的时候,按默认的配置,请求量一上来就报错"org.jodconverter.office.OfficeException: No office manager available."
异常
2017-06-27 17:39:03.136 INFO 8 --- [ProcessThread-0] o.j.office.ManagedOfficeProcess : process forcibly terminated with code 81
2017-06-27 17:52:55.067 INFO 8 --- [ustom-tomcat-27] o.j.office.ManagedOfficeProcess : Executing task 'Restart After Timeout'...
2017-06-27 17:52:55.067 INFO 8 --- [ProcessThread-0] org.jodconverter.office.OfficeProcess : Trying to forcibly terminate process: 'host=127.0.0.1,port=2002,tcpNoDelay=1' (pid -2)
2017-06-27 17:52:55.069 ERROR 8 --- [ustom-tomcat-27] o.a.c.c.C.[.[.[/].[dispatcherServlet] : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is org.jodconverter.office.OfficeException: task did not complete within timeout] with root cause
java.util.concurrent.TimeoutException: null
at java.util.concurrent.FutureTask.get(FutureTask.java:205) ~[na:1.8.0_131]
at org.jodconverter.office.PooledOfficeManager.execute(PooledOfficeManager.java:161) ~[jodconverter-core-4.0.0-RELEASE.jar!/:4.0.0-RELEASE]
at org.jodconverter.office.ProcessPoolOfficeManager.execute(ProcessPoolOfficeManager.java:117) ~[jodconverter-core-4.0.0-RELEASE.jar!/:4.0.0-RELEASE]
at org.jodconverter.OfficeDocumentConverter.convert(OfficeDocumentConverter.java:130) ~[jodconverter-core-4.0.0-RELEASE.jar!/:4.0.0-RELEASE]
at org.jodconverter.OfficeDocumentConverter.convert(OfficeDocumentConverter.java:103) ~[jodconverter-core-4.0.0-RELEASE.jar!/:4.0.0-RELEASE]
at org.jodconverter.OfficeDocumentConverter.convert(OfficeDocumentConverter.java:84) ~[jodconverter-core-4.0.0-RELEASE.jar!/:4.0.0-RELEASE]
2017-06-27 17:52:55.072 INFO 8 --- [ProcessThread-0] o.j.office.ManagedOfficeProcess : process forcibly terminated with code 81
2017-06-27 18:05:53.759 ERROR 8 --- [ustom-tomcat-25] c.g.b.pdf.controller.ConvertController : failed conversion: [15563b] to pdf; org.jodconverter.office.OfficeException: No office manager available.; input file: file4579207008092030803.
2017-06-27 18:05:53.762 ERROR 8 --- [ustom-tomcat-25] o.a.c.c.C.[.[.[/].[dispatcherServlet] : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [conversion failed] with root cause
org.jodconverter.office.OfficeException: No office manager available.
at org.jodconverter.office.ProcessPoolOfficeManager.execute(ProcessPoolOfficeManager.java:115) ~[jodconverter-core-4.0.0-RELEASE.jar!/:4.0.0-RELEASE]
at org.jodconverter.OfficeDocumentConverter.convert(OfficeDocumentConverter.java:130) ~[jodconverter-core-4.0.0-RELEASE.jar!/:4.0.0-RELEASE]
at org.jodconverter.OfficeDocumentConverter.convert(OfficeDocumentConverter.java:103) ~[jodconverter-core-4.0.0-RELEASE.jar!/:4.0.0-RELEASE]
at org.jodconverter.OfficeDocumentConverter.convert(OfficeDocumentConverter.java:84) ~[jodconverter-core-4.0.0-RELEASE.jar!/:4.0.0-RELEASE]
源码
参数
jodconverter-core-4.0.0-RELEASE-sources.jar!/org/jodconverter/office/DefaultOfficeManagerBuilder.java
final int numInstances =
connectionProtocol == OfficeConnectionProtocol.PIPE ? pipeNames.length : portNumbers.length;
final UnoUrl[] unoUrls = new UnoUrl[numInstances];
for (int i = 0; i < numInstances; i++) {
unoUrls[i] =
(connectionProtocol == OfficeConnectionProtocol.PIPE)
? UnoUrlUtils.pipe(pipeNames[i])
: UnoUrlUtils.socket(portNumbers[i]);
}
构造器
/** Constructs a new instance of the class with the specified settings. */
public ProcessPoolOfficeManager(
final UnoUrl[] unoUrls,
final File officeHome,
final File workingDir,
final ProcessManager processManager,
final String[] runAsArgs,
final File templateProfileDir,
final long retryTimeout,
final long retryInterval,
final boolean killExistingProcess,
final long taskQueueTimeout,
final long taskExecutionTimeout,
final int maxTasksPerProcess) {
this.taskQueueTimeout = taskQueueTimeout;
pool = new ArrayBlockingQueue<>(unoUrls.length);
pooledManagers = new PooledOfficeManager[unoUrls.length];
for (int i = 0; i < unoUrls.length; i++) {
final PooledOfficeManagerSettings settings =
new PooledOfficeManagerSettings(unoUrls[i], officeHome, workingDir, processManager);
settings.setRunAsArgs(runAsArgs);
settings.setTemplateProfileDir(templateProfileDir);
settings.setRetryTimeout(retryTimeout);
settings.setRetryInterval(retryInterval);
settings.setKillExistingProcess(killExistingProcess);
settings.setTaskExecutionTimeout(taskExecutionTimeout);
settings.setMaxTasksPerProcess(maxTasksPerProcess);
pooledManagers[i] = new PooledOfficeManager(settings);
}
logger.debug(
"ProcessManager implementation is '{}'", processManager.getClass().getSimpleName());
}
解决
jodconverter:
enabled: true
portNumbers: 2002,2003,2004,2005,2006
maxTasksPerProcess: 1000
taskQueueTimeout: 30
通过设置多个port,可以启动多个office
通过设置maxTasksPerProcess,可以增加队列容量
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