org.eclipse.rse.services.clientserver.processes.handlers
Class UniversalLinuxProcessHandler

java.lang.Object
  org.eclipse.rse.services.clientserver.processes.handlers.UniversalLinuxProcessHandler

All Implemented Interfaces:

IServiceConstants, ISystemProcessRemoteConstants, ProcessHandler

public class UniversalLinuxProcessHandler

extends Object

implements ProcessHandler, IServiceConstants, ISystemProcessRemoteConstants

Field Summary

protected HashMap	_uidsByUserName
protected HashMap	_usernamesByUid

Fields inherited from interface org.eclipse.rse.services.clientserver.IServiceConstants

FAILED, FAILED_TO_DELETE_DIR, FAILED_WITH_DOES_NOT_EXIST, FAILED_WITH_EXCEPTION, FAILED_WITH_EXIST, FAILED_WITH_SECURITY, SUCCESS, TOKEN_SEPARATOR, UNEXPECTED_ERROR, VERSION_1

Fields inherited from interface org.eclipse.rse.services.clientserver.processes.ISystemProcessRemoteConstants

ALL_STATES, ALL_STATES_STR, PROCESS_ATTRIBUTES_COUNT, PROCESS_ATTRIBUTES_INDEX_EXENAME, PROCESS_ATTRIBUTES_INDEX_GID, PROCESS_ATTRIBUTES_INDEX_PID, PROCESS_ATTRIBUTES_INDEX_PPID, PROCESS_ATTRIBUTES_INDEX_STATUS, PROCESS_ATTRIBUTES_INDEX_TGID, PROCESS_ATTRIBUTES_INDEX_TRACERPID, PROCESS_ATTRIBUTES_INDEX_UID, PROCESS_ATTRIBUTES_INDEX_USERNAME, PROCESS_ATTRIBUTES_INDEX_VMRSS, PROCESS_ATTRIBUTES_INDEX_VMSIZE, PROCESS_MINER_ERROR_NO_HANDLER, PROCESS_MINER_SUCCESS, PROCESS_SIGNAL_TYPE_DEFAULT, STATE_ACTIVE, STATE_ACTIVE_INDEX, STATE_ENDING_INDEX, STATE_IDLE, STATE_IDLE_INDEX, STATE_NONEXISTENT, STATE_NONEXISTENT_INDEX, STATE_PAGING, STATE_PAGING_INDEX, STATE_RUNNING, STATE_RUNNING_INDEX, STATE_SLEEPING, STATE_SLEEPING_INDEX, STATE_STARTING_INDEX, STATE_TRACED, STATE_TRACED_INDEX, STATE_WAITING, STATE_WAITING_INDEX, STATE_ZOMBIE, STATE_ZOMBIE_INDEX, STATE_ZOS_ASYNCHRONOUSTHREAD, STATE_ZOS_ASYNCHRONOUSTHREAD_INDEX, STATE_ZOS_CANCELLED, STATE_ZOS_CANCELLED_INDEX, STATE_ZOS_COMSYSKERNELWAIT, STATE_ZOS_COMSYSKERNELWAIT_INDEX, STATE_ZOS_DETACHED, STATE_ZOS_DETACHED_INDEX, STATE_ZOS_ENDING_INDEX, STATE_ZOS_FILESYSKERNELWAIT, STATE_ZOS_FILESYSKERNELWAIT_INDEX, STATE_ZOS_FORKING, STATE_ZOS_FORKING_INDEX, STATE_ZOS_INITIALPROCESSTHREAD, STATE_ZOS_INITIALPROCESSTHREAD_INDEX, STATE_ZOS_MEDIUMWEIGHTTHREAD, STATE_ZOS_MEDIUMWEIGHTTHREAD_INDEX, STATE_ZOS_MSGQRECEIVEWAIT, STATE_ZOS_MSGQRECEIVEWAIT_INDEX, STATE_ZOS_MSGQSENDWAIT, STATE_ZOS_MSGQSENDWAIT_INDEX, STATE_ZOS_MULTITHREAD, STATE_ZOS_MULTITHREAD_INDEX, STATE_ZOS_MVSPAUSEWAIT, STATE_ZOS_MVSPAUSEWAIT_INDEX, STATE_ZOS_MVSWAIT, STATE_ZOS_MVSWAIT_INDEX, STATE_ZOS_OTHERKERNELWAIT, STATE_ZOS_OTHERKERNELWAIT_INDEX, STATE_ZOS_PTHREADCREATED, STATE_ZOS_PTHREADCREATED_INDEX, STATE_ZOS_PTHREADCREATEDTASKS, STATE_ZOS_PTHREADCREATEDTASKS_INDEX, STATE_ZOS_PTRACEKERNELWAIT, STATE_ZOS_PTRACEKERNELWAIT_INDEX, STATE_ZOS_QUIESCEFROZEN, STATE_ZOS_QUIESCEFROZEN_INDEX, STATE_ZOS_RUNNING, STATE_ZOS_RUNNING_INDEX, STATE_ZOS_SEMAPHOREWAIT, STATE_ZOS_SEMAPHOREWAIT_INDEX, STATE_ZOS_SINGLE, STATE_ZOS_SINGLE_INDEX, STATE_ZOS_SLEEPING, STATE_ZOS_SLEEPING_INDEX, STATE_ZOS_STARTING_INDEX, STATE_ZOS_STOPPED, STATE_ZOS_STOPPED_INDEX, STATE_ZOS_SWAPPEDOUT, STATE_ZOS_SWAPPEDOUT_INDEX, STATE_ZOS_WAITINGFORCHILD, STATE_ZOS_WAITINGFORCHILD_INDEX, STATE_ZOS_ZOMBIE, STATE_ZOS_ZOMBIE_INDEX

Constructor Summary

UniversalLinuxProcessHandler()
Creates a new ProcessHandler for Linux platforms.

Method Summary

protected String	convertToStateCode(String state) Return the unique state code assocated with the state given by the status file on the Linux machine.
String	getUid(String username) Gets the uid associated with the given username on this system
String	getUsername(String uid) Gets the username associated with the given uid on this system
IHostProcess	kill(IHostProcess process, String type) Sends a kill signal to a process.
SortedSet	lookupProcesses(IHostProcessFilter rpfs) Given a filter string, returns the results of querying all processes that match the filter.

Methods inherited from class java.lang.Object

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

Field Detail

_usernamesByUid

protected HashMap _usernamesByUid

_uidsByUserName

protected HashMap _uidsByUserName

Constructor Detail

UniversalLinuxProcessHandler

public UniversalLinuxProcessHandler()

Creates a new ProcessHandler for Linux platforms.

Method Detail

kill

public IHostProcess kill(IHostProcess process,
                         String type)
                  throws Exception

Description copied from interface: ProcessHandler

Sends a kill signal to a process.

Specified by:

kill in interface ProcessHandler

Parameters:

process - The process to which the signal will be sent

type - The type of signal to send to the process, "default" for default

Returns:

the process after the signal is sent, or null if the process no longer exists.

Throws:

Exception

lookupProcesses

public SortedSet lookupProcesses(IHostProcessFilter rpfs)
                          throws Exception

Description copied from interface: ProcessHandler

Given a filter string, returns the results of querying all processes that match the filter. The results MUST BE SORTED NUMERICALLY BY PID.

Specified by:

lookupProcesses in interface ProcessHandler

Parameters:

rpfs - The filter string to which the objects will be matched.

Returns:

a list of the results of the query. Does not ever return null!

Throws:

Exception

getUid

public String getUid(String username)

Gets the uid associated with the given username on this system

getUsername

public String getUsername(String uid)

Gets the username associated with the given uid on this system

convertToStateCode

protected String convertToStateCode(String state)

Return the unique state code assocated with the state given by the status file on the Linux machine.