Class ContextInformationValidator

All Implemented Interfaces:

public final class ContextInformationValidator extends Object implements IContextInformationValidator
A default implementation of the IContextInfomationValidator interface. This implementation determines whether the information is valid by asking the content assist processor for all context information objects for the current position. If the currently displayed information is in the result set, the context information is considered valid.
  • Constructor Details

    • ContextInformationValidator

      public ContextInformationValidator(IContentAssistProcessor processor)
      Creates a new context information validator which is ready to be installed on a particular context information.
      processor - the processor to be used for validation
  • Method Details

    • install

      public void install(IContextInformation contextInformation, ITextViewer viewer, int offset)
      Description copied from interface: IContextInformationValidator
      Installs this validator for the given context information.
      Specified by:
      install in interface IContextInformationValidator
      contextInformation - the context information which this validator should check
      viewer - the text viewer on which the information is presented
      offset - the document offset for which the information has been computed
    • isContextInformationValid

      public boolean isContextInformationValid(int offset)
      Description copied from interface: IContextInformationValidator
      Returns whether the information this validator is installed on is still valid at the given document position.
      Specified by:
      isContextInformationValid in interface IContextInformationValidator
      offset - the current offset within the document
      true if the information also valid at the given document position