Package org.apache.solr.cli

Class SolrProcessManager

java.lang.Object

org.apache.solr.cli.SolrProcessManager

public class SolrProcessManager
extends Object

Class to interact with Solr OS processes

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SolrProcessManager.SolrProcess	Represents a running Solr process
static class	SolrProcessManager.WindowsProcessInfo

Field Summary

Fields

Modifier and Type	Field	Description
static boolean	enableTestingMode

Constructor Summary

Constructors

Constructor	Description
SolrProcessManager()

Method Summary

Modifier and Type	Method	Description
Collection<SolrProcessManager.SolrProcess>	getAllRunning()
Optional<SolrProcessManager.SolrProcess>	getProcessForPid(Long pid)	Return the SolrProcess for a given PID, if it is running
boolean	isRunningWithPid(Long pid)
boolean	isRunningWithPort(Integer port)
Optional<SolrProcessManager.SolrProcess>	processForPort(Integer port)
Collection<SolrProcessManager.SolrProcess>	scanSolrPidFiles()	Scans the PID directory for Solr PID files and returns a list of SolrProcesses for each running Solr instance.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

enableTestingMode

public static boolean enableTestingMode

Constructor Details

SolrProcessManager

public SolrProcessManager()

Method Details

isRunningWithPort

public boolean isRunningWithPort(Integer port)

isRunningWithPid

public boolean isRunningWithPid(Long pid)

processForPort

public Optional<SolrProcessManager.SolrProcess> processForPort(Integer port)

getProcessForPid

public Optional<SolrProcessManager.SolrProcess> getProcessForPid(Long pid)

Return the SolrProcess for a given PID, if it is running

scanSolrPidFiles

public Collection<SolrProcessManager.SolrProcess> scanSolrPidFiles()
                                                            throws IOException

Scans the PID directory for Solr PID files and returns a list of SolrProcesses for each running Solr instance. If a PID file is found but no process is running, the PID file is deleted. On Windows, the file is a 'PORT' file containing the port number.

Returns:

a list of SolrProcesses for each running Solr instance

Throws:

IOException

getAllRunning

public Collection<SolrProcessManager.SolrProcess> getAllRunning()