org.apache.geode.distributed

Class AbstractLauncher.ServiceState<T extends Comparable<T>>

java.lang.Object

org.apache.geode.distributed.AbstractLauncher.ServiceState<T>

Direct Known Subclasses:

LocatorLauncher.LocatorState, ServerLauncher.ServerState

Enclosing class:

AbstractLauncher<T extends Comparable<T>>

public abstract static class AbstractLauncher.ServiceState<T extends Comparable<T>>
extends Object

The ServiceState is an immutable type representing the state of the specified Locator at any given moment in time. The ServiceState associates the Locator with it's state at the exact moment an instance of this class is constructed.

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	JSON_CLASSPATH
protected static String	JSON_GEMFIREVERSION
protected static String	JSON_HOST
protected static String	JSON_JAVAVERSION
protected static String	JSON_JVMARGUMENTS
protected static String	JSON_LOCATION
protected static String	JSON_LOGFILE
protected static String	JSON_MEMBERNAME
protected static String	JSON_PID
protected static String	JSON_PORT
protected static String	JSON_STATUS
protected static String	JSON_STATUSMESSAGE
protected static String	JSON_TIMESTAMP
protected static String	JSON_UPTIME
protected static String	JSON_WORKINGDIRECTORY

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ServiceState(AbstractLauncher.Status status, String statusMessage, long timestamp, String serviceLocation, Integer pid, Long uptime, String workingDirectory, List<String> jvmArguments, String classpath, String gemfireVersion, String javaVersion, String logFile, String host, String port, String memberName)

Method Summary

Modifier and Type	Method and Description
protected static String	format(Date timestamp)
String	getClasspath() Gets the Java classpath used when launching the GemFire service.
String	getGemFireVersion() Gets the version of GemFire used to launch and run the GemFire service.
String	getHost() Gets the host or IP address for the process and its service.
String	getJavaVersion() Gets the version of Java used to launch and run the GemFire service.
List<String>	getJvmArguments() Gets the arguments passed to the JVM process that is running the GemFire service.
String	getLogFile() Gets the path of the log file for the process.
String	getMemberName() Gets GemFire member's name for the process.
Integer	getPid() Gets the process ID of the running GemFire service if known, otherwise returns null.
String	getPort() Gets the port for the process and its service.
String	getServiceLocation() Gets the location of the GemFire service (usually the host in combination with the port).
protected abstract String	getServiceName() Gets the name of the GemFire service.
AbstractLauncher.Status	getStatus() Gets the state of the GemFire service.
String	getStatusMessage() Gets description of the the service's current state.
Timestamp	getTimestamp() The date and time the GemFire service was last in this state.
Long	getUptime() Gets the amount of time in milliseconds that the JVM process with the GemFire service has been running.
String	getWorkingDirectory() Gets the directory in which the GemFire service is running.
protected static Integer	identifyPid()
static boolean	isStartingNotRespondingOrNull(AbstractLauncher.ServiceState serviceState)
boolean	isStartingOrNotResponding()
boolean	isVmWithProcessIdRunning()
protected static String	toDaysHoursMinutesSeconds(Long milliseconds)
String	toJson() Marshals this state object into a JSON String.
String	toString() Gets a String describing the state of the GemFire service.
protected String	toString(Date dateTime)
protected String	toString(Number value)
protected String	toString(Object... values)
protected String	toString(String value)

Methods inherited from class java.lang.Object

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

Field Detail

JSON_CLASSPATH

protected static final String JSON_CLASSPATH

See Also:

Constant Field Values

JSON_GEMFIREVERSION

protected static final String JSON_GEMFIREVERSION

See Also:

Constant Field Values

JSON_HOST

protected static final String JSON_HOST

See Also:

Constant Field Values

JSON_JAVAVERSION

protected static final String JSON_JAVAVERSION

See Also:

Constant Field Values

JSON_JVMARGUMENTS

protected static final String JSON_JVMARGUMENTS

See Also:

Constant Field Values

JSON_LOCATION

protected static final String JSON_LOCATION

See Also:

Constant Field Values

JSON_LOGFILE

protected static final String JSON_LOGFILE

See Also:

Constant Field Values

JSON_MEMBERNAME

protected static final String JSON_MEMBERNAME

See Also:

Constant Field Values

JSON_PID

protected static final String JSON_PID

See Also:

Constant Field Values

JSON_PORT

protected static final String JSON_PORT

See Also:

Constant Field Values

JSON_STATUS

protected static final String JSON_STATUS

See Also:

Constant Field Values

JSON_STATUSMESSAGE

protected static final String JSON_STATUSMESSAGE

See Also:

Constant Field Values

JSON_TIMESTAMP

protected static final String JSON_TIMESTAMP

See Also:

Constant Field Values

JSON_UPTIME

protected static final String JSON_UPTIME

See Also:

Constant Field Values

JSON_WORKINGDIRECTORY

protected static final String JSON_WORKINGDIRECTORY

See Also:

Constant Field Values

Constructor Detail

ServiceState

protected ServiceState(AbstractLauncher.Status status,
                       String statusMessage,
                       long timestamp,
                       String serviceLocation,
                       Integer pid,
                       Long uptime,
                       String workingDirectory,
                       List<String> jvmArguments,
                       String classpath,
                       String gemfireVersion,
                       String javaVersion,
                       String logFile,
                       String host,
                       String port,
                       String memberName)

Method Detail

format

protected static String format(Date timestamp)

identifyPid

protected static Integer identifyPid()

toDaysHoursMinutesSeconds

protected static String toDaysHoursMinutesSeconds(Long milliseconds)

toJson

public String toJson()

Marshals this state object into a JSON String.

Returns:

a String value containing the JSON representation of this state object.

isStartingNotRespondingOrNull

public static boolean isStartingNotRespondingOrNull(AbstractLauncher.ServiceState serviceState)

isStartingOrNotResponding

public boolean isStartingOrNotResponding()

isVmWithProcessIdRunning

public boolean isVmWithProcessIdRunning()

getClasspath

public String getClasspath()

Gets the Java classpath used when launching the GemFire service.

Returns:

a String value indicating the Java classpath used when launching the GemFire service.

See Also:

with 'java.class.path'

getGemFireVersion

public String getGemFireVersion()

Gets the version of GemFire used to launch and run the GemFire service.

Returns:

a String indicating the version of GemFire used in the running GemFire service.

getJavaVersion

public String getJavaVersion()

Gets the version of Java used to launch and run the GemFire service.

Returns:

a String indicating the version of the Java runtime used in the running GemFire service.

See Also:

with 'java.verson'

getJvmArguments

public List<String> getJvmArguments()

Gets the arguments passed to the JVM process that is running the GemFire service.

Returns:

a List of String value each representing an argument passed to the JVM of the GemFire service.

See Also:

RuntimeMXBean.getInputArguments()

getMemberName

public String getMemberName()

Gets GemFire member's name for the process.

Returns:

a String indicating the GemFire member's name for the process.

getPid

public Integer getPid()

Gets the process ID of the running GemFire service if known, otherwise returns null.

Returns:

a integer value indicating the process ID (PID) of the running GemFire service, or null if the PID cannot be determined.

getServiceLocation

public String getServiceLocation()

Gets the location of the GemFire service (usually the host in combination with the port).

Returns:

a String indication the location (such as host/port) of the GemFire service.

getServiceName

protected abstract String getServiceName()

Gets the name of the GemFire service.

Returns:

a String indicating the name of the GemFire service.

getStatus

public AbstractLauncher.Status getStatus()

Gets the state of the GemFire service.

Returns:

a Status enumerated type representing the state of the GemFire service.

See Also:

AbstractLauncher.Status

getStatusMessage

public String getStatusMessage()

Gets description of the the service's current state.

Returns:

a String describing the service's current state.

getTimestamp

public Timestamp getTimestamp()

The date and time the GemFire service was last in this state.

Returns:

a Timestamp signifying the last date and time the GemFire service was in this state.

See Also:

Timestamp

getUptime

public Long getUptime()

Gets the amount of time in milliseconds that the JVM process with the GemFire service has been running.

Returns:

a long value indicating the number of milliseconds that the GemFire service JVM has been running.

See Also:

RuntimeMXBean.getUptime()

getWorkingDirectory

public String getWorkingDirectory()

Gets the directory in which the GemFire service is running. This is also the location where all GemFire service files (log files, the PID file, and so on) are written.

Returns:

a String value indicating the GemFire service's working (running) directory.

getLogFile

public String getLogFile()

Gets the path of the log file for the process.

Returns:

a String value indicating the path of the log file for the process.

getHost

public String getHost()

Gets the host or IP address for the process and its service.

Returns:

a String value representing the host or IP address for the process and its service.

getPort

public String getPort()

Gets the port for the process and its service.

Returns:

an Integer value indicating the port for the process and its service.

toString

public String toString()

Gets a String describing the state of the GemFire service.

Overrides:

toString in class Object

Returns:

a String describing the state of the GemFire service.

toString

protected String toString(Date dateTime)

toString

protected String toString(Number value)

toString

protected String toString(Object... values)

toString

protected String toString(String value)