Examples with PersistenceException gate.persist.PersistenceException used on opensource projects

Example 11 with PersistenceException

use of gate.persist.PersistenceException in project gate-core by GateNLP.

the class LuceneDataStoreSearchGUI method setTarget.

/**
 * Called by the GUI when this viewer/editor has to initialise itself
 * for a specific object.
 *
 * @param target the object (be it a {@link gate.Resource},
 *          {@link gate.DataStore}or whatever) this viewer has to
 *          display
 */
@Override
public void setTarget(Object target) {
    if (!(target instanceof LuceneDataStoreImpl) && !(target instanceof Searcher)) {
        throw new IllegalArgumentException("The GATE LuceneDataStoreSearchGUI can only be used with a GATE LuceneDataStores!\n" + target.getClass().toString() + " is not a GATE LuceneDataStore or an object of Searcher!");
    }
    this.target = target;
    // standalone Java application
    if (target instanceof LuceneDataStoreImpl) {
        ((LuceneDataStoreImpl) target).addDatastoreListener(this);
        corpusToSearchIn.setEnabled(true);
        searcher = ((LuceneDataStoreImpl) target).getSearcher();
        updateSetsTypesAndFeatures();
        try {
            // get the corpus names from the datastore
            java.util.List<String> corpusPIds = ((LuceneDataStoreImpl) target).getLrIds(SerialCorpusImpl.class.getName());
            if (corpusIds != null) {
                for (Object corpusPId : corpusPIds) {
                    String name = ((LuceneDataStoreImpl) target).getLrName(corpusPId);
                    this.corpusIds.add(corpusPId);
                    // add the corpus name to combobox
                    ((DefaultComboBoxModel<String>) corpusToSearchIn.getModel()).addElement(name);
                }
            }
            SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    corpusToSearchIn.updateUI();
                    corpusToSearchIn.setSelectedItem(Constants.ENTIRE_DATASTORE);
                }
            });
        } catch (PersistenceException e) {
            System.out.println("Couldn't find any available corpusIds.");
            throw new GateRuntimeException(e);
        }
    } else // Java Web Start application
    {
        searcher = (Searcher) target;
        corpusToSearchIn.setEnabled(false);
        // find out all annotation sets that are indexed
        try {
            annotationSetIDsFromDataStore = searcher.getIndexedAnnotationSetNames();
            allAnnotTypesAndFeaturesFromDatastore = searcher.getAnnotationTypesMap();
            SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    updateAnnotationSetsList();
                }
            });
        } catch (SearchException e) {
            throw new GateRuntimeException(e);
        }
    }
}

Example 12 with PersistenceException

use of gate.persist.PersistenceException in project gate-core by GateNLP.

the class MainFrame method openSerialDataStore.

// createSerialDataStore()
/**
 * Method is used in OpenDSAction
 * @return the opened datastore or null if an error occurs
 */
protected DataStore openSerialDataStore() {
    DataStore ds = null;
    // get the URL (a file in this case)
    fileChooser.setDialogTitle("Select the datastore directory");
    fileChooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
    fileChooser.setFileFilter(fileChooser.getAcceptAllFileFilter());
    fileChooser.setResource("gate.persist.SerialDataStore");
    if (fileChooser.showOpenDialog(MainFrame.this) == JFileChooser.APPROVE_OPTION) {
        try {
            URL dsURL = fileChooser.getSelectedFile().toURI().toURL();
            ds = Factory.openDataStore("gate.persist.SerialDataStore", dsURL.toExternalForm());
        } catch (MalformedURLException mue) {
            JOptionPane.showMessageDialog(MainFrame.this, "Invalid location for the datastore\n " + mue.toString(), "GATE", JOptionPane.ERROR_MESSAGE);
        } catch (PersistenceException pe) {
            JOptionPane.showMessageDialog(MainFrame.this, "Datastore opening error!\n " + pe.toString(), "GATE", JOptionPane.ERROR_MESSAGE);
        }
    // catch
    }
    return ds;
}

Example 13 with PersistenceException

use of gate.persist.PersistenceException in project gate-core by GateNLP.

the class PRPersistence method extractDataFromSource.

/**
 * Populates this Persistence with the data that needs to be stored from the
 * original source object.
 */
@Override
public void extractDataFromSource(Object source) throws PersistenceException {
    if (!(source instanceof ProcessingResource)) {
        throw new UnsupportedOperationException(getClass().getName() + " can only be used for " + ProcessingResource.class.getName() + " objects!\n" + source.getClass().getName() + " is not a " + ProcessingResource.class.getName());
    }
    super.extractDataFromSource(source);
    Resource res = (Resource) source;
    ResourceData rData = Gate.getCreoleRegister().get(res.getClass().getName());
    if (rData == null)
        throw new PersistenceException("Could not find CREOLE data for " + res.getClass().getName());
    // now get the runtime params
    ParameterList params = rData.getParameterList();
    try {
        // get the values for the init time parameters
        runtimeParams = Factory.newFeatureMap();
        // this is a list of lists
        Iterator<List<Parameter>> parDisjIter = params.getRuntimeParameters().iterator();
        while (parDisjIter.hasNext()) {
            Iterator<Parameter> parIter = parDisjIter.next().iterator();
            while (parIter.hasNext()) {
                Parameter parameter = parIter.next();
                String parName = parameter.getName();
                Object parValue = res.getParameterValue(parName);
                if (storeParameterValue(parValue, parameter.getDefaultValue())) {
                    ((FeatureMap) runtimeParams).put(parName, parValue);
                }
            }
        }
        runtimeParams = PersistenceManager.getPersistentRepresentation(runtimeParams);
    } catch (ResourceInstantiationException | ParameterException rie) {
        throw new PersistenceException(rie);
    }
}

Example 14 with PersistenceException

use of gate.persist.PersistenceException in project gate-core by GateNLP.

the class PersistenceManager method loadObjectFromUrl.

public static Object loadObjectFromUrl(URL url) throws PersistenceException, IOException, ResourceInstantiationException {
    if (!Gate.isInitialised())
        throw new ResourceInstantiationException("You must call Gate.init() before you can restore resources");
    ProgressListener pListener = (ProgressListener) Gate.getListeners().get("gate.event.ProgressListener");
    StatusListener sListener = (gate.event.StatusListener) Gate.getListeners().get("gate.event.StatusListener");
    if (pListener != null)
        pListener.progressChanged(0);
    startLoadingFrom(url);
    // the actual stream obtained from the URL. We keep a reference to this
    // so we can ensure it gets closed.
    InputStream rawStream = null;
    try {
        long startTime = System.currentTimeMillis();
        // Determine whether the file contains an application serialized in
        // xml
        // format. Otherwise we will assume that it contains native
        // serializations.
        boolean xmlStream = isXmlApplicationFile(url);
        ObjectInputStream ois = null;
        HierarchicalStreamReader reader = null;
        XStream xstream = null;
        // whether serialization is native or xml.
        if (xmlStream) {
            // we don't want to strip the BOM on XML.
            Reader inputReader = new InputStreamReader(rawStream = url.openStream());
            try {
                XMLInputFactory inputFactory = XMLInputFactory.newInstance();
                inputFactory.setProperty(XMLInputFactory.IS_COALESCING, true);
                XMLStreamReader xsr = inputFactory.createXMLStreamReader(url.toExternalForm(), inputReader);
                reader = new StaxReader(new QNameMap(), xsr);
            } catch (XMLStreamException xse) {
                // make sure the stream is closed, on error
                inputReader.close();
                throw new PersistenceException("Error creating reader", xse);
            }
            xstream = new XStream(new StaxDriver(new XStream11NameCoder())) {

                @Override
                protected boolean useXStream11XmlFriendlyMapper() {
                    return true;
                }
            };
            // make XStream load classes through the GATE ClassLoader
            xstream.setClassLoader(Gate.getClassLoader());
            // make the XML stream appear as a normal ObjectInputStream
            ois = xstream.createObjectInputStream(reader);
        } else {
            // use GateAwareObjectInputStream to load classes through the
            // GATE ClassLoader if they can't be loaded through the one
            // ObjectInputStream would normally use
            ois = new GateAwareObjectInputStream(url.openStream());
        }
        Object res = null;
        try {
            // first read the list of creole URLs.
            @SuppressWarnings("unchecked") Iterator<?> urlIter = ((Collection<?>) getTransientRepresentation(ois.readObject())).iterator();
            // and re-register them
            while (urlIter.hasNext()) {
                Object anUrl = urlIter.next();
                try {
                    if (anUrl instanceof URL)
                        Gate.getCreoleRegister().registerPlugin(new Plugin.Directory((URL) anUrl), false);
                    else if (anUrl instanceof Plugin)
                        Gate.getCreoleRegister().registerPlugin((Plugin) anUrl, false);
                } catch (GateException ge) {
                    System.out.println("We've hit an error!");
                    ge.printStackTrace();
                    ge.printStackTrace(Err.getPrintWriter());
                    Err.prln("Could not reload creole directory " + anUrl);
                }
            }
            // now we can read the saved object in the presence of all
            // the right plugins
            res = ois.readObject();
            // ensure a fresh start
            clearCurrentTransients();
            res = getTransientRepresentation(res);
            long endTime = System.currentTimeMillis();
            if (sListener != null)
                sListener.statusChanged("Loading completed in " + NumberFormat.getInstance().format((double) (endTime - startTime) / 1000) + " seconds");
            return res;
        } catch (ResourceInstantiationException rie) {
            if (sListener != null)
                sListener.statusChanged("Failure during instantiation of resources.");
            throw rie;
        } catch (PersistenceException pe) {
            if (sListener != null)
                sListener.statusChanged("Failure during persistence operations.");
            throw pe;
        } catch (Exception ex) {
            if (sListener != null)
                sListener.statusChanged("Loading failed!");
            throw new PersistenceException(ex);
        } finally {
            // make sure the stream gets closed
            if (ois != null)
                ois.close();
            if (reader != null)
                reader.close();
        }
    } finally {
        if (rawStream != null)
            rawStream.close();
        finishedLoading();
        if (pListener != null)
            pListener.processFinished();
    }
}

Example 15 with PersistenceException

use of gate.persist.PersistenceException in project gate-core by GateNLP.

the class CorpusBenchmarkTool method generateCorpus.

// setStartDirectory
protected void generateCorpus(File fileDir, File outputDir) {
    // 1. check if we have input files
    if (fileDir == null)
        return;
    // 2. create the output directory or clean it up if needed
    File outDir = outputDir;
    if (outputDir == null) {
        outDir = new File(currDir, PROCESSED_DIR_NAME);
    } else {
        // get rid of the directory, coz datastore wants it clean
        if (!Files.rmdir(outDir))
            Out.prln("cannot delete old output directory: " + outDir);
    }
    outDir.mkdir();
    // create the datastore and process each document
    try {
        SerialDataStore sds = new SerialDataStore(outDir.toURI().toURL().toString());
        sds.create();
        sds.open();
        File[] files = fileDir.listFiles();
        for (int i = 0; i < files.length; i++) {
            if (!files[i].isFile())
                continue;
            // create a document
            Out.prln("Processing and storing document: " + files[i].toURI().toURL() + "<P>");
            FeatureMap params = Factory.newFeatureMap();
            params.put(Document.DOCUMENT_URL_PARAMETER_NAME, files[i].toURI().toURL());
            params.put(Document.DOCUMENT_ENCODING_PARAMETER_NAME, documentEncoding);
            FeatureMap features = Factory.newFeatureMap();
            // Gate.setHiddenAttribute(features, true);
            // create the document
            final Document doc = (Document) Factory.createResource("gate.corpora.DocumentImpl", params, features);
            doc.setName(files[i].getName());
            processDocument(doc);
            final LanguageResource lr = sds.adopt(doc);
            sds.sync(lr);
            javax.swing.SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    Factory.deleteResource(doc);
                    Factory.deleteResource(lr);
                }
            });
        }
        // for
        sds.close();
    } catch (java.net.MalformedURLException ex) {
        throw (GateRuntimeException) new GateRuntimeException("CorpusBenchmark: " + ex.getMessage()).initCause(ex);
    } catch (PersistenceException ex1) {
        throw (GateRuntimeException) new GateRuntimeException("CorpusBenchmark: " + ex1.getMessage()).initCause(ex1);
    } catch (ResourceInstantiationException ex2) {
        throw (GateRuntimeException) new GateRuntimeException("CorpusBenchmark: " + ex2.getMessage()).initCause(ex2);
    }
}