Package org.eclipse.ui.ide.undo
Class ResourceDescription
java.lang.Object
org.eclipse.ui.ide.undo.ResourceDescription
ResourceDescription is a lightweight description that describes the common
attributes of a resource to be created.
This class is not intended to be extended by clients.
- Since:
- 3.3
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionabstract void
createExistentResourceFromHandle
(IResource resource, IProgressMonitor monitor) Given a resource handle, create an actual resource with the attributes of the receiver resource description.abstract IResource
createResource
(IProgressMonitor monitor) Create an existent resource from this resource description.abstract IResource
Create a resource handle that can be used to create a resource from this resource description.static ResourceDescription
fromResource
(IResource resource) Create a resource description given the specified resource.abstract String
getName()
Get the name of this resource.abstract boolean
isValid()
Return a boolean indicating whether this resource description has enough information to create a resource.abstract void
recordStateFromHistory
(IResource resource, IProgressMonitor monitor) Record the appropriate state of this resource description using any available resource history.abstract boolean
verifyExistence
(boolean checkMembers) Return a boolean indicating whether this description represents an existent resource.
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Constructor Details
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ResourceDescription
public ResourceDescription()
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Method Details
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fromResource
Create a resource description given the specified resource. The resource is assumed to exist.- Parameters:
resource
- the resource from which a description should be created- Returns:
- the resource description
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createResourceHandle
Create a resource handle that can be used to create a resource from this resource description. This handle can be used to create the actual resource, or to describe the creation to a resource delta factory.- Returns:
- the resource handle that can be used to create a resource from this description
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getName
Get the name of this resource.- Returns:
- the name of the Resource
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createResource
Create an existent resource from this resource description.- Parameters:
monitor
- the progress monitor to use- Returns:
- a resource that has the attributes of this resource description
- Throws:
CoreException
- if creation failed
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createExistentResourceFromHandle
public abstract void createExistentResourceFromHandle(IResource resource, IProgressMonitor monitor) throws CoreException Given a resource handle, create an actual resource with the attributes of the receiver resource description.- Parameters:
resource
- the resource handlemonitor
- the progress monitor to be used when creating the resource- Throws:
CoreException
- if creation failed
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isValid
public abstract boolean isValid()Return a boolean indicating whether this resource description has enough information to create a resource.- Returns:
true
if the resource can be created, andfalse
if it does not have enough information
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recordStateFromHistory
public abstract void recordStateFromHistory(IResource resource, IProgressMonitor monitor) throws CoreException Record the appropriate state of this resource description using any available resource history.- Parameters:
resource
- the resource whose state is to be recorded.monitor
- the progress monitor to be used- Throws:
CoreException
- in case of error
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verifyExistence
public abstract boolean verifyExistence(boolean checkMembers) Return a boolean indicating whether this description represents an existent resource.- Parameters:
checkMembers
- Usetrue
if members should also exist in order for this description to be considered existent. A value offalse
indicates that the existence of members does not matter.- Returns:
- a boolean indicating whether this description represents an existent resource.
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