Example usage for java.beans PropertyChangeEvent getOldValue

Introduction

In this page you can find the example usage for java.beans PropertyChangeEvent getOldValue.

Prototype

public Object getOldValue() 

Source Link

Document

Gets the old value for the property, expressed as an Object.

Usage

From source file:org.apache.catalina.core.NamingContextListener.java

/**
 * Process property change events.  Currently, only listens to such events
 * on the <code>NamingResources</code> instance for the global naming
 * resources./*from   w w  w.  ja va  2s .co  m*/
 *
 * @param event The property change event that has occurred
 */
public void propertyChange(PropertyChangeEvent event) {

    if (!initialized)
        return;

    Object source = event.getSource();
    if (source == namingResources) {

        // Setting the context in read/write mode
        ContextAccessController.setWritable(getName(), container);

        processGlobalResourcesChange(event.getPropertyName(), event.getOldValue(), event.getNewValue());

        // Setting the context in read only mode
        ContextAccessController.setReadOnly(getName());

    }

}

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From source file:org.opencastproject.ingest.impl.IngestServiceImpl.java

private URI addContentToRepo(MediaPackage mp, String elementId, String filename, InputStream file)
        throws IOException {
    ProgressInputStream progressInputStream = new ProgressInputStream(file);
    progressInputStream.addPropertyChangeListener(new PropertyChangeListener() {
        @Override//  w w w  .  j  av  a2s  . com
        public void propertyChange(PropertyChangeEvent evt) {
            long totalNumBytesRead = (Long) evt.getNewValue();
            long oldTotalNumBytesRead = (Long) evt.getOldValue();
            ingestStatistics.add(totalNumBytesRead - oldTotalNumBytesRead);
        }
    });
    return workingFileRepository.put(mp.getIdentifier().compact(), elementId, filename, progressInputStream);
}

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From source file:edu.ku.brc.specify.tasks.RecordSetTask.java

public void propertyChange(PropertyChangeEvent evt) {
    if (evt.getSource() instanceof RolloverCommand) {
        RolloverCommand roc = (RolloverCommand) evt.getSource();
        renameRecordSet(roc, (RecordSetIFace) roc.getData(), (String) evt.getOldValue(),
                (String) evt.getNewValue());
    }/*from w ww  .j a v  a  2  s . c o m*/
}

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From source file:uk.ac.lkl.cram.ui.chart.FeedbackChartMaker.java

/**
 * Create a dataset from the module//from   w ww.  j a  v a  2 s. co  m
 * @return a category dataset that is used to produce a bar chart
 */
@Override
protected Dataset createDataSet() {
    //Create a dataset to hold the data
    final DefaultCategoryDataset categoryDataset = new DefaultCategoryDataset();
    //populate the dataset with the data
    populateDataset(categoryDataset, module);
    //Create a listener, which repopulates the dataset when anything changes
    final PropertyChangeListener feedbackListener = new PropertyChangeListener() {

        @Override
        public void propertyChange(PropertyChangeEvent pce) {
            //LOGGER.info("event propertyName: " + pce.getPropertyName() + " newValue: " + pce.getNewValue());
            populateDataset(categoryDataset, module);
        }
    };
    //Add the listener to each of the module's tlaLineItems, as well as to each
    //tlaLineItem's activity
    //This means that whenever a tlaLineItem changes, or its activity changes, the listener is triggered
    //Causing the dataset to be repopulated
    for (TLALineItem lineItem : module.getTLALineItems()) {
        //LOGGER.info("adding listeners to : " + lineItem.getName());
        lineItem.getActivity().addPropertyChangeListener(TLActivity.PROP_LEARNER_FEEDBACK, feedbackListener);
        lineItem.addPropertyChangeListener(feedbackListener);
    }
    //Add a listener to the module, listening for changes where a tlaLineItem is added or removed
    module.addPropertyChangeListener(Module.PROP_TLA_LINEITEM, new PropertyChangeListener() {
        @Override
        public void propertyChange(PropertyChangeEvent pce) {
            //A tlaLineItem has been added or removed
            if (pce instanceof IndexedPropertyChangeEvent) {
                //LOGGER.info("indexed change: " + pce);
                if (pce.getOldValue() != null) {
                    //This has been removed
                    TLALineItem lineItem = (TLALineItem) pce.getOldValue();
                    //So remove the listener from it and its activity
                    //LOGGER.info("removing listeners from: " + lineItem.getName());
                    lineItem.getActivity().removePropertyChangeListener(TLActivity.PROP_LEARNER_FEEDBACK,
                            feedbackListener);
                    lineItem.removePropertyChangeListener(feedbackListener);
                }
                if (pce.getNewValue() != null) {
                    //This has been added
                    TLALineItem lineItem = (TLALineItem) pce.getNewValue();
                    //So add a listener to it and its activity
                    //LOGGER.info("adding listeners to: " + lineItem);
                    lineItem.getActivity().addPropertyChangeListener(TLActivity.PROP_LEARNER_FEEDBACK,
                            feedbackListener);
                    lineItem.addPropertyChangeListener(feedbackListener);
                }
            }
            //Assume the dataset is now out of date, so repopulate it
            populateDataset(categoryDataset, module);
        }
    });
    return categoryDataset;
}

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From source file:uk.ac.lkl.cram.ui.chart.LearningTypeChartMaker.java

/**
 * Create a dataset from the module/*from   w  w w  .  j  a v  a2s .  c  om*/
 *
 * @return a pie dataset that is used to produce a pie chart
 */
@Override
protected Dataset createDataSet() {
    //Create the dataset to hold the data
    final DefaultPieDataset pieDataset = new DefaultPieDataset();
    //Populate the dataset with the data
    populateDataset(pieDataset, module);
    //Create a listener, which repopulates the dataset when anything changes
    final PropertyChangeListener learningTypeListener = new PropertyChangeListener() {
        @Override
        public void propertyChange(PropertyChangeEvent pce) {
            //LOGGER.info("property change: " + pce);
            populateDataset(pieDataset, module);
        }
    };

    //Add the listener to each of the module's tlaLineItems, as well as to each
    //tlaLineItem's activity
    //This means that whenever a tlaLineItem changes, or its activity changes, the listener is triggered
    //Causing the dataset to be repopulated
    for (TLALineItem lineItem : module.getTLALineItems()) {
        //LOGGER.info("adding listeners to : " + lineItem.getName());
        lineItem.getActivity().getLearningType().addPropertyChangeListener(learningTypeListener);
        lineItem.addPropertyChangeListener(learningTypeListener);
    }
    //Add a listener to the module, listening for changes where a tlaLineItem is added or removed
    module.addPropertyChangeListener(Module.PROP_TLA_LINEITEM, new PropertyChangeListener() {
        @Override
        public void propertyChange(PropertyChangeEvent pce) {
            //A tlaLineItem has been added or removed
            if (pce instanceof IndexedPropertyChangeEvent) {
                //LOGGER.info("indexed change: " + pce);
                if (pce.getOldValue() != null) {
                    //This has been removed
                    TLALineItem lineItem = (TLALineItem) pce.getOldValue();
                    //So remove the listener from it and its activity
                    //LOGGER.info("removing listeners from: " + lineItem.getName());
                    lineItem.getActivity().getLearningType().removePropertyChangeListener(learningTypeListener);
                    lineItem.removePropertyChangeListener(learningTypeListener);
                }
                if (pce.getNewValue() != null) {
                    //This has been added
                    TLALineItem lineItem = (TLALineItem) pce.getNewValue();
                    //So add a listener to it and its activity
                    //LOGGER.info("adding listeners to: " + lineItem);
                    lineItem.getActivity().getLearningType().addPropertyChangeListener(learningTypeListener);
                    lineItem.addPropertyChangeListener(learningTypeListener);
                }
            }
            //Assume the dataset is now out of date, so repopulate it
            populateDataset(pieDataset, module);
        }
    });

    return pieDataset;
}

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From source file:uk.ac.lkl.cram.ui.chart.LearningExperienceChartMaker.java

/**
 * Create a dataset from the module/*  www.  j  a  v  a  2  s .co  m*/
 * @return a category dataset that is used to produce a stacked bar chart
 */
@Override
protected CategoryDataset createDataSet() {
    //Create the dataset to hold the data
    final DefaultCategoryDataset categoryDataset = new DefaultCategoryDataset();
    //Populate the dataset with the data
    populateDataset(categoryDataset, module);
    //Create a listener, which repopulates the dataset when anything changes
    final PropertyChangeListener learningExperienceListener = new PropertyChangeListener() {

        @Override
        public void propertyChange(PropertyChangeEvent pce) {
            //LOGGER.info("property change: " + pce);
            populateDataset(categoryDataset, module);
        }
    };

    //Add the listener to each of the module's tlaLineItems, as well as to each
    //tlaLineItem's activity
    //This means that whenever a tlaLineItem changes, or its activity changes, the listener is triggered
    //Causing the dataset to be repopulated
    for (TLALineItem lineItem : module.getTLALineItems()) {
        //LOGGER.info("adding listeners to : " + lineItem.getName());
        lineItem.getActivity().addPropertyChangeListener(TLActivity.PROP_LEARNING_EXPERIENCE,
                learningExperienceListener);
        lineItem.addPropertyChangeListener(learningExperienceListener);
    }
    //Add a listener to the module, listening for changes where a tlaLineItem is added or removed
    module.addPropertyChangeListener(Module.PROP_TLA_LINEITEM, new PropertyChangeListener() {
        @Override
        public void propertyChange(PropertyChangeEvent pce) {
            //A tlaLineItem has been added or removed
            if (pce instanceof IndexedPropertyChangeEvent) {
                //LOGGER.info("indexed change: " + pce);
                if (pce.getOldValue() != null) {
                    //This has been removed
                    TLALineItem lineItem = (TLALineItem) pce.getOldValue();
                    //So remove the listener from it and its activity
                    //LOGGER.info("removing listeners from: " + lineItem.getName());
                    lineItem.getActivity().removePropertyChangeListener(TLActivity.PROP_LEARNING_EXPERIENCE,
                            learningExperienceListener);
                    lineItem.removePropertyChangeListener(learningExperienceListener);
                }
                if (pce.getNewValue() != null) {
                    //This has been added
                    TLALineItem lineItem = (TLALineItem) pce.getNewValue();
                    //So add a listener to it and its activity
                    //LOGGER.info("adding listeners to: " + lineItem);
                    lineItem.getActivity().addPropertyChangeListener(TLActivity.PROP_LEARNING_EXPERIENCE,
                            learningExperienceListener);
                    lineItem.addPropertyChangeListener(learningExperienceListener);
                }
            }
            //Assume the dataset is now out of date, so repopulate it
            populateDataset(categoryDataset, module);
        }
    });
    return categoryDataset;
}

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From source file:ca.sqlpower.wabit.dao.session.WorkspacePersisterListener.java

public void propertyChanged(PropertyChangeEvent evt) {

    if (wouldEcho())
        return;/*w  w  w  . j a va 2s .c o  m*/

    this.transactionStarted(TransactionEvent.createStartTransactionEvent(this,
            "Creating start transaction event from propertyChange on object "
                    + evt.getSource().getClass().getSimpleName() + " and property name "
                    + evt.getPropertyName()));

    SPObject source = (SPObject) evt.getSource();
    String uuid = source.getUUID();
    String propertyName = evt.getPropertyName();
    Object oldValue = evt.getOldValue();
    Object newValue = evt.getNewValue();

    PropertyDescriptor propertyDescriptor;
    try {
        propertyDescriptor = PropertyUtils.getPropertyDescriptor(source, propertyName);
    } catch (Exception ex) {
        this.rollback();
        throw new RuntimeException(ex);
    }

    //Not persisting non-settable properties
    if (propertyDescriptor == null || propertyDescriptor.getWriteMethod() == null) {
        this.transactionEnded(TransactionEvent.createEndTransactionEvent(this));
        return;
    }

    for (PropertyToIgnore ignoreProperty : ignoreList) {
        if (ignoreProperty.getPropertyName().equals(propertyName)
                && ignoreProperty.getClassType().isAssignableFrom(source.getClass())) {
            this.transactionEnded(TransactionEvent.createEndTransactionEvent(this));
            return;
        }
    }

    //XXX special case that I want to remove even though I'm implementing it
    List<Object> additionalParams = new ArrayList<Object>();
    if (source instanceof OlapQuery && propertyName.equals("currentCube")) {
        additionalParams.add(((OlapQuery) source).getOlapDataSource());
    }

    DataType typeForClass = PersisterUtils.getDataType(newValue == null ? Void.class : newValue.getClass());
    Object oldBasicType;
    Object newBasicType;
    oldBasicType = converter.convertToBasicType(oldValue, additionalParams.toArray());
    newBasicType = converter.convertToBasicType(newValue, additionalParams.toArray());

    logger.debug("Calling persistProperty on propertyChange");
    this.persistProperty(uuid, propertyName, typeForClass, oldBasicType, newBasicType);

    this.transactionEnded(TransactionEvent.createEndTransactionEvent(this));
}

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From source file:simulador.controle.GeradorGraficos.java

@Override
public void propertyChange(PropertyChangeEvent evt) {

    if (DEBUG) {/*ww w . j  a va  2  s.co  m*/
        System.out.println("GeradorGraficos.propertyChange: " + evt.getPropertyName());
    }

    switch (evt.getPropertyName()) {

    case BarraFerramentas.BT_SELECAO:

        Map<Integer, Point> pontosRadios = new HashMap();

        Map<Integer, Boolean> valoresCheckbox = (Map) evt.getNewValue();
        Map<Integer, Radio2D> radios2D = painelDesign.getRadios2D();

        for (Map.Entry<Integer, Boolean> parCheckbox : valoresCheckbox.entrySet()) {
            System.out.println("parCheckbox[" + parCheckbox.getKey() + ", " + parCheckbox.getValue() + "]");

            if (parCheckbox.getValue()) {

                Radio2D r2D = radios2D.get(parCheckbox.getKey());
                Rectangle forma = (Rectangle) r2D.getForma();
                Point localizacao = new Point((int) forma.getCenterX(), (int) forma.getCenterY());
                System.out
                        .println("radioCheckBox - localizacao: (" + localizacao.x + ", " + localizacao.y + ")");
                pontosRadios.put(parCheckbox.getKey(), localizacao);

            }
        }

        //int[] coordCelPontoClicado = painelDesign.buscarCelula((Point) evt.getOldValue());
        //PainelDesign.Celula cel = painelDesign.getMapaCelulas().get(coordCelPontoClicado[0]).get(coordCelPontoClicado[1]);
        //Point pontoFinal = new Point(cel.x, cel.y);
        Point pontoClicado = (Point) evt.getOldValue();

        criarGraficoRadiais(pontosRadios, pontoClicado);

        break;

    }

}

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From source file:org.apache.catalina.mbeans.ServerLifecycleListener.java

/**
 * Handle a <code>PropertyChangeEvent</code> from one of the Containers
 * we are interested in.//from ww w . ja  v a  2  s  . co m
 *
 * @param event The event that has occurred
 */
public void propertyChange(PropertyChangeEvent event) {

    if (event.getSource() instanceof Container) {
        try {
            processContainerPropertyChange((Container) event.getSource(), event.getPropertyName(),
                    event.getOldValue(), event.getNewValue());
        } catch (Exception e) {
            log.error("Exception handling Container property change", e);
        }
    } else if (event.getSource() instanceof DefaultContext) {
        try {
            processDefaultContextPropertyChange((DefaultContext) event.getSource(), event.getPropertyName(),
                    event.getOldValue(), event.getNewValue());
        } catch (Exception e) {
            log.error("Exception handling DefaultContext property change", e);
        }
    } else if (event.getSource() instanceof NamingResources) {
        try {
            processNamingResourcesPropertyChange((NamingResources) event.getSource(), event.getPropertyName(),
                    event.getOldValue(), event.getNewValue());
        } catch (Exception e) {
            log.error("Exception handling NamingResources property change", e);
        }
    } else if (event.getSource() instanceof Server) {
        try {
            processServerPropertyChange((Server) event.getSource(), event.getPropertyName(),
                    event.getOldValue(), event.getNewValue());
        } catch (Exception e) {
            log.error("Exception handing Server property change", e);
        }
    } else if (event.getSource() instanceof Service) {
        try {
            processServicePropertyChange((Service) event.getSource(), event.getPropertyName(),
                    event.getOldValue(), event.getNewValue());
        } catch (Exception e) {
            log.error("Exception handing Service property change", e);
        }
    }

}

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From source file:fr.ritaly.dungeonmaster.champion.Champion.java

@Override
public void propertyChange(PropertyChangeEvent event) {
    if (event.getSource() != stats) {
        // On ignore cet vnement
        return;/*from www  . ja v  a 2 s .  c om*/
    }

    if (Stats.PROPERTY_HEALTH.equals(event.getPropertyName())) {
        final int oldHealth = ((Integer) event.getOldValue()).intValue();
        final int newHealth = ((Integer) event.getNewValue()).intValue();

        if ((oldHealth > 0) && (newHealth == 0)) {
            // Le hros vient de mourir
            if (log.isDebugEnabled()) {
                log.debug(name + " is dying ...");
            }

            kill();
        } else if ((oldHealth == 0) && (newHealth > 0)) {
            if (log.isInfoEnabled()) {
                // Le hros vient de ressusciter
                log.info(name + " has been resurrected ...");
            }

            // Inutile de le rintgrer au groupe, il y est dj !
        }
    }
}

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