Package org.apache.jena.rdf.listeners

Class StatementListener

  • All Implemented Interfaces:
    ModelChangedListener
    public class StatementListener
extends java.lang.Object
implements ModelChangedListener
    A listener that filters all its listening down to the single-statement level. Users of this class override addedStatement(Statement) and removedStatement(Statement).

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void addedStatement​(Statement s)
      Override this to listen to all incoming added statements
      void addedStatements​(java.util.List<Statement> statements)
      Method to call when a list of statements has been added to the attached model.
      void addedStatements​(Model m)
      Method to call when a model has been used to define the statements to be added to our attached model.
      void addedStatements​(Statement[] statements)
      Method to call when an array of statements has been added to the attached model.
      void addedStatements​(StmtIterator statements)
      Method to call when a statement iterator has supplied elements to be added to the attached model.
      void notifyEvent​(Model m, java.lang.Object event)  
      void removedStatement​(Statement s)
      Override this to listen to all incoming removed statements
      void removedStatements​(java.util.List<Statement> statements)
      Method to call when a list of statements has been deleted from the attached model.
      void removedStatements​(Model m)
      Method to call when a model has been used to remove statements from our attached model.
      void removedStatements​(Statement[] statements)
      Method to call when an array of statements has been removed from the attached model.
      void removedStatements​(StmtIterator statements)
      Method to call when a statement iterator has been used to remove statements from the attached model.

      • Methods inherited from class java.lang.Object

        equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • StatementListener

        public StatementListener()

    • Method Detail

      • addedStatement

        public void addedStatement​(Statement s)
        Override this to listen to all incoming added statements
        Specified by:
        addedStatement in interface ModelChangedListener
        Parameters:
        s - the statement that has been presented for addition.

      • removedStatement

        public void removedStatement​(Statement s)
        Override this to listen to all incoming removed statements
        Specified by:
        removedStatement in interface ModelChangedListener
        Parameters:
        s - the statement that has been presented for removal.

      • addedStatements

        public void addedStatements​(Statement[] statements)
        Description copied from interface: ModelChangedListener
        Method to call when an array of statements has been added to the attached model. NOTE. This array need not be == to the array added using Model::add(Statement[]).
        Specified by:
        addedStatements in interface ModelChangedListener
        Parameters:
        statements - the array of added statements

      • addedStatements

        public void addedStatements​(java.util.List<Statement> statements)
        Description copied from interface: ModelChangedListener
        Method to call when a list of statements has been added to the attached model. NOTE. This list need not be == to the list added using Model::add(List).
        Specified by:
        addedStatements in interface ModelChangedListener
        Parameters:
        statements - the list of statements that has been removed.

      • addedStatements

        public void addedStatements​(StmtIterator statements)
        Description copied from interface: ModelChangedListener
        Method to call when a statement iterator has supplied elements to be added to the attached model. statements is a copy of the original iterator.
        Specified by:
        addedStatements in interface ModelChangedListener

      • addedStatements

        public void addedStatements​(Model m)
        Description copied from interface: ModelChangedListener
        Method to call when a model has been used to define the statements to be added to our attached model.
        Specified by:
        addedStatements in interface ModelChangedListener
        Parameters:
        m - a model equivalent to [and sharing with] the added model

      • removedStatements

        public void removedStatements​(Statement[] statements)
        Description copied from interface: ModelChangedListener
        Method to call when an array of statements has been removed from the attached model. NOTE. This array need not be == to the array added using Model::remove(Statement[]).
        Specified by:
        removedStatements in interface ModelChangedListener
        Parameters:
        statements - the array of removed statements

      • removedStatements

        public void removedStatements​(java.util.List<Statement> statements)
        Description copied from interface: ModelChangedListener
        Method to call when a list of statements has been deleted from the attached model. NOTE. This list need not be == to the list added using Model::remove(List).
        Specified by:
        removedStatements in interface ModelChangedListener
        Parameters:
        statements - the list of statements that have been removed.

      • removedStatements

        public void removedStatements​(StmtIterator statements)
        Description copied from interface: ModelChangedListener
        Method to call when a statement iterator has been used to remove statements from the attached model. The iterator will be a copy, in the correct order, of the iterator supplied for the removal.
        Specified by:
        removedStatements in interface ModelChangedListener
        Parameters:
        statements - a statement-type copy of the updating iterator

      • removedStatements

        public void removedStatements​(Model m)
        Description copied from interface: ModelChangedListener
        Method to call when a model has been used to remove statements from our attached model.
        Specified by:
        removedStatements in interface ModelChangedListener
        Parameters:
        m - a model equivalent to [and sharing with] the one removed