Package com.oracle.coherence.grpc.proxy

Class TracingDaemonPool

java.lang.Object

com.oracle.coherence.grpc.proxy.TracingDaemonPool

All Implemented Interfaces:

com.tangosol.internal.util.DaemonPool, com.tangosol.io.ClassLoaderAware, com.tangosol.util.Controllable, Executor

public class TracingDaemonPool
extends Object
implements com.tangosol.internal.util.DaemonPool

A DaemonPool implementation that wraps another DaemonPool and adds activation of tracing spans for the Runnables executed by this pool.

Since:

20.06

Author:

Jonathan Knight 2020.01.10

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	TracingDaemonPool.TracingRunnable	A Runnable that executes another runnable after activating a tracing span.

Field Summary

Fields

Modifier and Type	Field	Description
protected Supplier<io.opentracing.Span>	f_activeSpan	The Supplier that will provide active spans.
protected com.tangosol.internal.util.DaemonPool	f_delegate	The DaemonPool to delegate to.

Fields inherited from interface com.tangosol.internal.util.DaemonPool

COMMON_POOL_BUILDER_NAME

Constructor Summary

Constructors

Constructor	Description
TracingDaemonPool(com.tangosol.internal.util.DaemonPool delegate)	Create a TracingDaemonPool.

Method Summary

Modifier and Type	Method	Description
void	add(Runnable task)
void	configure(com.tangosol.run.xml.XmlElement xml)
static TracingDaemonPool	ensureTracingDaemonPool(com.tangosol.internal.util.DaemonPool pool)	Returns a TracingDaemonPool wrapping the specified pool.
protected io.opentracing.Span	findSpan()	Return the current active span, or try to find the span in the current Context.
ClassLoader	getContextClassLoader()
protected com.tangosol.internal.util.DaemonPool	getDelegate()	Returns the DaemonPool to delegate to.
com.tangosol.internal.util.DaemonPoolDependencies	getDependencies()
boolean	isRunning()
boolean	isStuck()
void	schedule(Runnable task, long cMillis)
void	setContextClassLoader(ClassLoader loader)
void	setDependencies(com.tangosol.internal.util.DaemonPoolDependencies deps)
void	shutdown()
void	start()
void	stop()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.tangosol.internal.util.DaemonPool

execute, getGuardian

Field Detail

f_delegate

protected final com.tangosol.internal.util.DaemonPool f_delegate

The DaemonPool to delegate to.

f_activeSpan

protected final Supplier<io.opentracing.Span> f_activeSpan

The Supplier that will provide active spans.

Constructor Detail

TracingDaemonPool

public TracingDaemonPool(com.tangosol.internal.util.DaemonPool delegate)

Create a TracingDaemonPool.

Parameters:

delegate - the DaemonPool to delegate to

Method Detail

add

public void add(Runnable task)

Specified by:

add in interface com.tangosol.internal.util.DaemonPool

getDependencies

public com.tangosol.internal.util.DaemonPoolDependencies getDependencies()

Specified by:

getDependencies in interface com.tangosol.internal.util.DaemonPool

setDependencies

public void setDependencies(com.tangosol.internal.util.DaemonPoolDependencies deps)

Specified by:

setDependencies in interface com.tangosol.internal.util.DaemonPool

isRunning

public boolean isRunning()

Specified by:

isRunning in interface com.tangosol.util.Controllable

isStuck

public boolean isStuck()

Specified by:

isStuck in interface com.tangosol.internal.util.DaemonPool

schedule

public void schedule(Runnable task,
                     long cMillis)

Specified by:

schedule in interface com.tangosol.internal.util.DaemonPool

shutdown

public void shutdown()

Specified by:

shutdown in interface com.tangosol.util.Controllable

start

public void start()

Specified by:

start in interface com.tangosol.util.Controllable

stop

public void stop()

Specified by:

stop in interface com.tangosol.util.Controllable

configure

public void configure(com.tangosol.run.xml.XmlElement xml)

Specified by:

configure in interface com.tangosol.util.Controllable

getContextClassLoader

public ClassLoader getContextClassLoader()

Specified by:

getContextClassLoader in interface com.tangosol.io.ClassLoaderAware

setContextClassLoader

public void setContextClassLoader(ClassLoader loader)

Specified by:

setContextClassLoader in interface com.tangosol.io.ClassLoaderAware

findSpan

protected io.opentracing.Span findSpan()

Return the current active span, or try to find the span in the current Context.

Returns:

the current active span, or try to find the span in the current Context

getDelegate

protected com.tangosol.internal.util.DaemonPool getDelegate()

Returns the DaemonPool to delegate to.

Returns:

the DaemonPool to delegate to

ensureTracingDaemonPool

public static TracingDaemonPool ensureTracingDaemonPool(com.tangosol.internal.util.DaemonPool pool)

Returns a TracingDaemonPool wrapping the specified pool.

Parameters:

pool - the pool to wrap or return

Returns:

a TracingDaemonPool