org.apache.ignite.internal.processors.resource

Class GridResourceProcessor

java.lang.Object

org.apache.ignite.internal.processors.GridProcessorAdapter

org.apache.ignite.internal.processors.resource.GridResourceProcessor

All Implemented Interfaces:

GridComponent, GridProcessor

public class GridResourceProcessor
extends GridProcessorAdapter

Processor for all Ignite and task/job resources.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.ignite.internal.GridComponent

GridComponent.DiscoveryDataExchangeType

Field Summary

Fields inherited from class org.apache.ignite.internal.processors.GridProcessorAdapter

ctx, diagnosticLog, log

Constructor Summary

Constructors

Constructor and Description
GridResourceProcessor(GridKernalContext ctx) Creates resources processor.

Method Summary

Modifier and Type	Method and Description
void	cleanup(IgniteSpi spi) Cleans up resources from given SPI implementation.
void	cleanup(LifecycleBean lifecycleBean) Cleans up resources from given lifecycle beans.
void	cleanup(Service svc) Cleans up resources from given service.
void	cleanupGeneric(Object obj)
void	inject(GridDeployment dep, Class<?> taskCls, ComputeJob job, ComputeTaskSession ses, GridJobContextImpl jobCtx) Injects held resources into given job.
void	inject(GridDeployment dep, Class<?> depCls, Object target) Injects resources into generic class.
void	inject(GridDeployment dep, ComputeTask<?,?> task, GridTaskSessionImpl ses, ComputeLoadBalancer balancer, ComputeTaskContinuousMapper mapper) Injects held resources into given grid task.
void	inject(IgniteSpi spi) Injects held resources into given SPI implementation.
void	inject(LifecycleBean lifecycleBean) Injects held resources into given lifecycle bean.
void	inject(Object obj, GridResourceIoc.AnnotationSet annSet, Object... params)
void	inject(Service svc) Injects resources into service.
void	injectBasicResource(Object target, Class<? extends Annotation> annCls, Object rsrc) This method is declared public as it is used from tests as well.
void	injectCacheName(Object obj, String cacheName) Injects cache name into given object.
void	injectGeneric(Object obj)
boolean	injectStoreSession(Object obj, CacheStoreSession ses) Injects cache store session into given object.
void	invokeAnnotated(GridDeployment dep, Object target, Class<? extends Annotation> annCls)
boolean	isAnnotationPresent(GridDeployment dep, Object target, Class<? extends Annotation> annCls) Checks if annotation presents in specified object.
boolean	isAnnotationsPresent(GridDeployment dep, Object target, GridResourceIoc.AnnotationSet annSet) Checks if annotations presents in specified object.
void	onKernalStart(boolean active) Callback that notifies that kernal has successfully started, including all managers and processors.
void	onUndeployed(GridDeployment dep) Callback to be called when class loader is undeployed.
void	printMemoryStats() Prints memory statistics (sizes of internal structures, etc.).
<T> T	resolve(T instance) Delegates resource resolving to the provided dependency resolver, which wraps passed instance if necessary.
void	setSpringContext(@Nullable GridSpringResourceContext rsrcCtx) Sets Spring resource context.
void	start() Starts grid component.
void	stop(boolean cancel) Stops grid component.

Methods inherited from class org.apache.ignite.internal.processors.GridProcessorAdapter

assertParameter, collectGridNodeData, collectJoiningNodeData, discoveryDataType, onDisconnected, onGridDataReceived, onJoiningNodeDataReceived, onKernalStop, onReconnected, toString, validateNode, validateNode

Methods inherited from class java.lang.Object

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

Constructor Detail

GridResourceProcessor

public GridResourceProcessor(GridKernalContext ctx)

Creates resources processor.

Parameters:

ctx - Kernal context.

Method Detail

start

public void start()
           throws IgniteCheckedException

Starts grid component.

Specified by:

start in interface GridComponent

Overrides:

start in class GridProcessorAdapter

Throws:

IgniteCheckedException - Throws in case of any errors.

onKernalStart

public void onKernalStart(boolean active)
                   throws IgniteCheckedException

Callback that notifies that kernal has successfully started, including all managers and processors.

Specified by:

onKernalStart in interface GridComponent

Overrides:

onKernalStart in class GridProcessorAdapter

Parameters:

active - Cluster active flag (note: should be used carefully since state can change concurrently).

Throws:

IgniteCheckedException - Thrown in case of any errors.

stop

public void stop(boolean cancel)

Stops grid component.

Specified by:

stop in interface GridComponent

Overrides:

stop in class GridProcessorAdapter

Parameters:

cancel - If true, then all ongoing tasks or jobs for relevant components need to be cancelled.

setSpringContext

public void setSpringContext(@Nullable
                             @Nullable GridSpringResourceContext rsrcCtx)

Sets Spring resource context.

Parameters:

rsrcCtx - Spring resource context.

onUndeployed

public void onUndeployed(GridDeployment dep)

Callback to be called when class loader is undeployed.

Parameters:

dep - Deployment to release resources for.

invokeAnnotated

public void invokeAnnotated(GridDeployment dep,
                            Object target,
                            Class<? extends Annotation> annCls)
                     throws IgniteCheckedException

Parameters:

dep - Deployment.

target - Target object.

annCls - Annotation class.

Throws:

IgniteCheckedException - If failed to execute annotated methods.

inject

public void inject(GridDeployment dep,
                   Class<?> depCls,
                   Object target)
            throws IgniteCheckedException

Injects resources into generic class.

Parameters:

dep - Deployment.

depCls - Deployed class.

target - Target instance to inject into.

Throws:

IgniteCheckedException - Thrown in case of any errors.

injectCacheName

public void injectCacheName(Object obj,
                            String cacheName)
                     throws IgniteCheckedException

Injects cache name into given object.

Parameters:

obj - Object.

cacheName - Cache name to inject.

Throws:

IgniteCheckedException - If failed to inject.

injectStoreSession

public boolean injectStoreSession(Object obj,
                                  CacheStoreSession ses)
                           throws IgniteCheckedException

Injects cache store session into given object.

Parameters:

obj - Object.

ses - Session to inject.

Returns:

True if session was injected.

Throws:

IgniteCheckedException - If failed to inject.

injectGeneric

public void injectGeneric(Object obj)
                   throws IgniteCheckedException

Parameters:

obj - Object to inject.

Throws:

IgniteCheckedException - If failed to inject.

inject

public void inject(Object obj,
                   GridResourceIoc.AnnotationSet annSet,
                   Object... params)
            throws IgniteCheckedException

Parameters:

obj - Object to inject.

annSet - Supported annotations.

params - Parameters.

Throws:

IgniteCheckedException - If failed to inject.

cleanupGeneric

public void cleanupGeneric(Object obj)
                    throws IgniteCheckedException

Parameters:

obj - Object.

Throws:

IgniteCheckedException - If failed.

inject

public void inject(GridDeployment dep,
                   Class<?> taskCls,
                   ComputeJob job,
                   ComputeTaskSession ses,
                   GridJobContextImpl jobCtx)
            throws IgniteCheckedException

Injects held resources into given job.

Parameters:

dep - Deployment.

taskCls - Task class.

job - Grid job to inject resources to.

ses - Current task session.

jobCtx - Job context.

Throws:

IgniteCheckedException - Thrown in case of any errors.

inject

public void inject(GridDeployment dep,
                   ComputeTask<?,?> task,
                   GridTaskSessionImpl ses,
                   ComputeLoadBalancer balancer,
                   ComputeTaskContinuousMapper mapper)
            throws IgniteCheckedException

Injects held resources into given grid task.

Parameters:

dep - Deployed class.

task - Grid task.

ses - Grid task session.

balancer - Load balancer.

mapper - Continuous task mapper.

Throws:

IgniteCheckedException - Thrown in case of any errors.

isAnnotationPresent

public boolean isAnnotationPresent(GridDeployment dep,
                                   Object target,
                                   Class<? extends Annotation> annCls)

Checks if annotation presents in specified object.

Parameters:

dep - Class deployment.

target - Object to check.

annCls - Annotation to find.

Returns:

true if annotation is presented, false otherwise.

isAnnotationsPresent

public boolean isAnnotationsPresent(GridDeployment dep,
                                    Object target,
                                    GridResourceIoc.AnnotationSet annSet)

Checks if annotations presents in specified object.

Parameters:

dep - Class deployment.

target - Object to check.

annSet - Annotations to find.

Returns:

true if any annotation is presented, false if it's not.

inject

public void inject(IgniteSpi spi)
            throws IgniteCheckedException

Injects held resources into given SPI implementation.

Parameters:

spi - SPI implementation.

Throws:

IgniteCheckedException - Throw in case of any errors.

cleanup

public void cleanup(IgniteSpi spi)
             throws IgniteCheckedException

Cleans up resources from given SPI implementation. Essentially, this method injects nulls into SPI implementation.

Parameters:

spi - SPI implementation.

Throws:

IgniteCheckedException - Thrown in case of any errors.

inject

public void inject(LifecycleBean lifecycleBean)
            throws IgniteCheckedException

Injects held resources into given lifecycle bean.

Parameters:

lifecycleBean - Lifecycle bean.

Throws:

IgniteCheckedException - Thrown in case of any errors.

cleanup

public void cleanup(LifecycleBean lifecycleBean)
             throws IgniteCheckedException

Cleans up resources from given lifecycle beans. Essentially, this method injects nulls into lifecycle bean.

Parameters:

lifecycleBean - Lifecycle bean.

Throws:

IgniteCheckedException - Thrown in case of any errors.

inject

public void inject(Service svc)
            throws IgniteCheckedException

Injects resources into service.

Parameters:

svc - Service to inject.

Throws:

IgniteCheckedException - If failed.

cleanup

public void cleanup(Service svc)
             throws IgniteCheckedException

Cleans up resources from given service. Essentially, this method injects nulls into service bean.

Parameters:

svc - Service.

Throws:

IgniteCheckedException - Thrown in case of any errors.

injectBasicResource

public void injectBasicResource(Object target,
                                Class<? extends Annotation> annCls,
                                Object rsrc)
                         throws IgniteCheckedException

This method is declared public as it is used from tests as well. Note, that this method can be used only with unwrapped objects (see unwrapTarget(Object)).

Parameters:

target - Target object.

annCls - Setter annotation.

rsrc - Resource to inject.

Throws:

IgniteCheckedException - If injection failed.

printMemoryStats

public void printMemoryStats()

Prints memory statistics (sizes of internal structures, etc.). NOTE: this method is for testing and profiling purposes only.

Specified by:

printMemoryStats in interface GridComponent

Overrides:

printMemoryStats in class GridProcessorAdapter

resolve

public <T> T resolve(T instance)

Delegates resource resolving to the provided dependency resolver, which wraps passed instance if necessary.

Parameters:

instance - Instance of delegated class.

Returns:

Original instance or wrapped if wrapper exists.