Eclipse JDT Plug-in Developer Guide (Galileo) - IQuickAssistProcessor (Eclipse JDT API Specification)

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Eclipse JDT
Release 3.5

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org.eclipse.jdt.ui.text.java
Interface IQuickAssistProcessor

public interface IQuickAssistProcessor

Interface to be implemented by contributors to the extension point org.eclipse.jdt.ui.quickAssistProcessors.

Since:: 3.0

Method Summary

IJavaCompletionProposal[] getAssists ( IInvocationContext context, IProblemLocation[] locations)
Collects quick assists for the given context.

boolean hasAssists ( IInvocationContext context)
Evaluates if quick assists can be created for the given context.

Method Detail

hasAssists

boolean hasAssists(
IInvocationContext context)
                   throws 
CoreException

Evaluates if quick assists can be created for the given context. This evaluation must be precise.

Parameters:: context - The invocation context
Returns:: Returns true if quick assists can be created
Throws:: CoreException - CoreException can be thrown if the operation fails

getAssists


IJavaCompletionProposal[] getAssists(
IInvocationContext context,
                                     
IProblemLocation[] locations)
                                     throws 
CoreException

Collects quick assists for the given context.

Parameters:: context - Defines current compilation unit, position and a shared AST; locations - The locations of problems at the invocation offset. The processor can decide to only add assists when there are no errors at the selection offset.
Returns:: Returns the assists applicable at the location or null if no proposals can be offered.
Throws:: CoreException - CoreException can be thrown if the operation fails