org.gcube.vremanagement.resourcemanager.impl.resources

Class ScopedResource

java.lang.Object

org.gcube.vremanagement.resourcemanager.impl.resources.ScopedResource

Direct Known Subclasses:

ScopedAnyResource, ScopedDeployedSoftware, ScopedGHN, ScopedRunningInstance

public abstract class ScopedResource
extends Object

An abstract model for a scoped GCUBEResource

Author:

Manuele Simi (ISTI-CNR)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	ScopedResource.ResourceNotFound Unable to find the resource in the infrastructure
static class	ScopedResource.STATUS resource's legal statuses

Field Summary

Fields

Modifier and Type	Field and Description
protected Operator.ACTION	action the last action performed on the resource
protected String	errorMessage the error message, if any, from the last operation
protected String	hostedOn where the resource is hosted on, it makes sense for RI, GHN
protected String	id the resource identifier
protected Date	jointTime Last modification time stamp
protected Date	lastModificationTime Last modification time stamp
protected org.gcube.common.core.utils.logging.GCUBELog	logger Object getLogger()
protected String	scope
protected ScopedResource.STATUS	status the current status of the resource
protected boolean	success result of the last operation performed on the resource
protected String	type the resource type

Constructor Summary

Constructors

Constructor and Description
ScopedResource(String id, String type, org.gcube.common.core.scope.GCUBEScope scope)

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract void	addToScope() Adds the resource to the scope
protected boolean	checkGhnType(String id, org.gcube.common.core.scope.GCUBEScope scope)
void	doAction(Operator.ACTION action)
boolean	equals(Object obj)
protected abstract void	find() Custom
void	findResource() Looks for the resource in the infrastructure
Operator.ACTION	getAction()
String	getErrorMessage()
String	getHostedOn()
String	getId()
Date	getJointTime()
Date	getLastModificationTime()
protected org.gcube.common.core.utils.logging.GCUBELog	getLogger()
protected int	getMaxFindAttempts() Number of times the resource is searched in the IS before to declare it lost
org.gcube.common.core.scope.GCUBEScope	getScope()
ScopedResource.STATUS	getStatus()
String	getType()
int	hashCode()
boolean	isSuccess()
protected org.gcube.common.vremanagement.whnmanager.client.proxies.WHNManagerProxy	loadWHNManager(String nodename)
protected <E extends Exception> void	noHopeForMe(String message, E e) Gives up the operation on the resource
protected abstract void	removeFromScope() Removes the resource from the scope
void	setErrorMessage(String errorMessage)
void	setHostedON(String hostedOn)
void	setJointTime(Date time) Updates the time the resource joined the scope
void	setScope(org.gcube.common.core.scope.GCUBEScope scope)
void	setStatus(ScopedResource.STATUS status)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

logger

protected org.gcube.common.core.utils.logging.GCUBELog logger

Object getLogger()

id

protected String id

the resource identifier

type

protected String type

the resource type

hostedOn

protected String hostedOn

where the resource is hosted on, it makes sense for RI, GHN

success

protected boolean success

result of the last operation performed on the resource

errorMessage

protected String errorMessage

the error message, if any, from the last operation

scope

protected String scope

action

protected Operator.ACTION action

the last action performed on the resource

lastModificationTime

protected Date lastModificationTime

Last modification time stamp

jointTime

protected Date jointTime

Last modification time stamp

status

protected ScopedResource.STATUS status

the current status of the resource

Constructor Detail

ScopedResource

public ScopedResource(String id,
              String type,
              org.gcube.common.core.scope.GCUBEScope scope)

Method Detail

find

protected abstract void find()
                      throws Exception

Custom

Throws:

ScopedResource.ResourceNotFound - if it is impossible to locate the resource

Exception

findResource

public void findResource()
                  throws ScopedResource.ResourceNotFound

Looks for the resource in the infrastructure

Throws:

ScopedResource.ResourceNotFound - if it is impossible to locate the resource

doAction

public void doAction(Operator.ACTION action)
              throws ScopedResource.ResourceNotFound,
                     Exception

Throws:

ScopedResource.ResourceNotFound

Exception

checkGhnType

protected boolean checkGhnType(String id,
                   org.gcube.common.core.scope.GCUBEScope scope)
                        throws Exception

Throws:

Exception

loadWHNManager

protected org.gcube.common.vremanagement.whnmanager.client.proxies.WHNManagerProxy loadWHNManager(String nodename)
                                                                                           throws MalformedURLException

Throws:

MalformedURLException

addToScope

protected abstract void addToScope()
                            throws ScopedResource.ResourceNotFound,
                                   Exception

Adds the resource to the scope

Throws:

Exception - if the operation fails

ScopedResource.ResourceNotFound - if the resource does not exist in the infrastructure

removeFromScope

protected abstract void removeFromScope()
                                 throws ScopedResource.ResourceNotFound,
                                        Exception

Removes the resource from the scope

Throws:

Exception - if the operation fails

ScopedResource.ResourceNotFound - if the resource does not exist in the infrastructure

getId

public String getId()

Returns:

the resource ID

getType

public String getType()

Returns:

the resource type

getScope

public final org.gcube.common.core.scope.GCUBEScope getScope()

Returns:

the scope

setScope

public final void setScope(org.gcube.common.core.scope.GCUBEScope scope)

getAction

public Operator.ACTION getAction()

Returns:

the action

getErrorMessage

public String getErrorMessage()

Returns:

the errorMessage

setErrorMessage

public void setErrorMessage(String errorMessage)

Parameters:

errorMessage - the errorMessage to set

setJointTime

public void setJointTime(Date time)

Updates the time the resource joined the scope

Parameters:

time - the new joint time

isSuccess

public boolean isSuccess()

Returns:

the success

getHostedOn

public String getHostedOn()

Returns:

the node on which the Scope is hosted

setHostedON

public void setHostedON(String hostedOn)

getJointTime

public Date getJointTime()

getLastModificationTime

public Date getLastModificationTime()

getStatus

public ScopedResource.STATUS getStatus()

Returns:

the status

setStatus

public void setStatus(ScopedResource.STATUS status)

Parameters:

status - the status to set

getMaxFindAttempts

protected int getMaxFindAttempts()

Number of times the resource is searched in the IS before to declare it lost

Returns:

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

noHopeForMe

protected <E extends Exception> void noHopeForMe(String message,
                                     E e)
                    throws E extends Exception

Gives up the operation on the resource

Parameters:

message - the error message to return

e - the exception that generates the hopeless

Throws:

E - the source exception

E extends Exception

toString

public String toString()

Overrides:

toString in class Object

getLogger

protected org.gcube.common.core.utils.logging.GCUBELog getLogger()