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java.lang.Objectorg.eclipse.gmf.runtime.common.core.service.AbstractProvider
org.eclipse.gmf.runtime.common.core.service.Service.ProviderDescriptor
public static class Service.ProviderDescriptor
A descriptor for providers defined by a configuration element.
Field Summary | |
---|---|
protected static java.lang.String |
A_CLASS
The name of the 'class' XML attribute. |
protected static java.lang.String |
A_PLUGIN
The name of the 'plugin' XML attribute. |
protected static java.lang.String |
E_POLICY
The name of the 'Policy' XML element. |
protected IProviderPolicy |
policy
The policy associated with this descriptor's provider (if specified). |
protected boolean |
policyInitialized
|
protected IProvider |
provider
The provider for which this object is a descriptor. |
Constructor Summary | |
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protected |
Service.ProviderDescriptor(IConfigurationElement element)
Constructs a new provider descriptor for the specified configuration element. |
Method Summary | |
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protected IConfigurationElement |
getElement()
Retrieves the configuration element describing this descriptor's provider. |
protected IProviderPolicy |
getPolicy()
Retrieves the policy associated with this descriptor's provider (if specified). |
IProvider |
getProvider()
Retrieves the provider for which this object is a descriptor. |
void |
providerChanged(ProviderChangeEvent event)
Handles an event indicating that a provider has changed. |
boolean |
provides(IOperation operation)
Indicates whether this provider descriptor can provide the functionality described by the specified operation . |
java.lang.String |
toString()
Returns the provider's class name, if it can be found. |
Methods inherited from class org.eclipse.gmf.runtime.common.core.service.AbstractProvider |
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addProviderChangeListener, fireProviderChange, removeProviderChangeListener |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.eclipse.gmf.runtime.common.core.service.IProvider |
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addProviderChangeListener, removeProviderChangeListener |
Field Detail |
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protected boolean policyInitialized
protected static final java.lang.String A_CLASS
protected static final java.lang.String A_PLUGIN
protected static final java.lang.String E_POLICY
protected IProvider provider
protected IProviderPolicy policy
Constructor Detail |
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protected Service.ProviderDescriptor(IConfigurationElement element)
element
- The configuration element describing the provider.Method Detail |
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protected final IConfigurationElement getElement()
public IProvider getProvider()
protected IProviderPolicy getPolicy()
public boolean provides(IOperation operation)
operation
.
provides
in interface IProvider
operation
- The operation in question.
true
if this descriptor's policy or provider
provides the operation; false
otherwise.public void providerChanged(ProviderChangeEvent event)
providerChanged
in interface IProviderChangeListener
event
- The provider change event to be handled.public java.lang.String toString()
toString
in class java.lang.Object
|
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Copyright (c) IBM Corp., Borland Software Corp., and others 2005,2006. All rights reserved.