Examples of DBBroker

org.exist.storage.DBBroker
This is the base class for all database backends. All the basic database operations like storing, removing or index access are provided by subclasses of this class. @author Wolfgang Meier
rs.frenjoynet.core.core.db.DBBroker
Created by IntelliJ IDEA. User: ppopovic Date: 23.10.2009. Time: 12.51.05 To change this template use File | Settings | File Templates.

Examples of org.exist.storage.DBBroker

            {previous = getLastNode(previous);}
        final NodePath oldPath = oldNode.getPath();
        StreamListener listener = null;
        //May help getReindexRoot() to make some useful things
        Node newNode = null;
        DBBroker broker = null;
        try {
            broker = ownerDocument.getBrokerPool().get(null);
            broker.getIndexController().setDocument(ownerDocument);
            final StoredNode reindexRoot = broker.getIndexController().getReindexRoot(oldNode, oldPath, false);
            broker.getIndexController().setMode(StreamListener.REMOVE_SOME_NODES);
            if (reindexRoot == null) {
                listener = broker.getIndexController().getStreamListener();
            } else {
                broker.getIndexController().reindex(transaction, reindexRoot,
                    StreamListener.REMOVE_SOME_NODES);
            }
            broker.removeAllNodes(transaction, oldNode, oldPath, listener);
            broker.endRemove(transaction);
            broker.flush();
            broker.getIndexController().setMode(StreamListener.STORE);
            listener = broker.getIndexController().getStreamListener();
            newNode = appendChild(transaction, oldNode.nodeId, new NodeImplRef(previous),
                getPath(), newChild, listener);
            //Reindex if required
            final DocumentImpl owner = (DocumentImpl)getOwnerDocument();
            broker.storeXMLResource(transaction, owner);
            broker.updateNode(transaction, this, false);
            broker.getIndexController().reindex(transaction, reindexRoot, StreamListener.STORE);
            broker.flush();
        } catch (final EXistException e) {
            LOG.warn("Exception while inserting node: " + e.getMessage(), e);
        } finally {
          if (broker != null)
            broker.release();
        }
        //return oldChild;  // method is spec'd to return the old child, even though that's probably useless in this case
        return newNode; //returning the newNode is more sensible than returning the oldNode
    }

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Examples of org.exist.storage.DBBroker

        return enabled;
    }


    public final boolean isLogEnabled() {
        try {
            final DBBroker broker = db.getActiveBroker();
            final Boolean globalProp = (Boolean) broker.getConfiguration().getProperty(CONFIG_PROPERTY_TRACELOG);
            return logEnabled || (globalProp != null && globalProp.booleanValue());
        } catch (Throwable t) {
            log.debug("Ignored exception: " + t.getMessage());
            return logEnabled;
        }

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Examples of org.exist.storage.DBBroker

  }


    public void restore(RestoreListener listener, String username, Object credentials, String newCredentials, File f, String uri) throws XMLDBException, FileNotFoundException, IOException, SAXException, ParserConfigurationException, URISyntaxException, AuthenticationException, ConfigurationException, PermissionDeniedException {
        
        //login
        final DBBroker broker = db.authenticate(username, credentials);
        try {
          //set the new password
          setAdminCredentials(broker, newCredentials);
  
          //get the backup descriptors, can be more than one if it was an incremental backup

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Examples of org.exist.storage.DBBroker

  
    public String[] list() {
      
      if (isDirectory()) {
        
          DBBroker broker = null; 
        BrokerPool db = null;


        try {
          try {
            db = BrokerPool.getInstance();

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Examples of org.exist.storage.DBBroker

        {return null;}
      
      if (collection == null)
        {return null;}
      
      DBBroker broker = null; 
    BrokerPool db = null;


    try {
      try {
        db = BrokerPool.getInstance();

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Examples of org.exist.storage.DBBroker

      doc = getDocument();
    } catch (final IOException e) {
      throw new FileNotFoundException(e.getMessage());
    }
    
      DBBroker broker = null; 
    BrokerPool db = null;


    try {
      try {
        db = BrokerPool.getInstance();
        broker = db.get(null);
      } catch (final EXistException e) {
        throw new FileNotFoundException(e.getMessage());
      }
  
      if (doc instanceof BinaryDocument) {
        return broker.getBinaryFile(((BinaryDocument)doc));
        
      } else {
        return serialize(broker, doc);
      }

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Examples of org.exist.storage.DBBroker

    }
    
    private void modifyMetadata(ModifyMetadata method) throws IOException {
//      if (initialized) {return;}
      
    DBBroker broker = null; 
    BrokerPool db = null;


    try {
      try {
        db = BrokerPool.getInstance();
        broker = db.get(null);
      } catch (final EXistException e) {
        throw new IOException(e);
      }
  
      final TransactionManager tm = db.getTransactionManager();
      Txn txn = null;
      
      try {
        //collection
        if (uri.endsWith("/")) {
          collection = broker.getCollection(uri);
          if (collection == null)
            {throw new IOException("Resource not found: "+uri);}
          
        //resource
        } else {
          resource = broker.getXMLResource(uri, Lock.READ_LOCK);
          if (resource == null) {
            //may be, it's collection ... checking ...
            collection = broker.getCollection(uri);
            if (collection == null) {
              throw new IOException("Resource not found: "+uri);
            }
            
            txn = tm.beginTransaction();


            method.modify(collection);
            broker.saveCollection(txn, collection);
            
            tm.commit(txn);


          } else {
            collection = resource.getCollection();


            txn = tm.beginTransaction();
            
            method.modify(resource);
                  broker.storeMetadata(txn, resource);
            
            tm.commit(txn);
          }
        }
      } catch (final IOException e) {

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Examples of org.exist.storage.DBBroker

  public DocumentImpl getDocument(String uuid) throws EXistException, PermissionDeniedException {
    MetasImpl ms = docByUUID.get(uuid);
    if (ms == null) return null;
    
    BrokerPool db = null;
    DBBroker broker = null;
    try {
      db = BrokerPool.getInstance();
      broker = db.get(null);
      
      XmldbURI uri = XmldbURI.create(ms.uri);
      Collection col = broker.getCollection(uri.removeLastSegment());
      if (col != null) {
        return col.getDocument(broker, uri.lastSegment());
      }
      
      return null;

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Examples of org.exist.storage.DBBroker

  public Collection getCollection(String uuid) throws EXistException, PermissionDeniedException {
    MetasImpl ms = docByUUID.get(uuid);
    if (ms == null) return null;
    
    BrokerPool db = null;
    DBBroker broker = null;
    try {
      db = BrokerPool.getInstance();
      broker = db.get(null);
      
      XmldbURI uri = XmldbURI.create(ms.uri);
      return broker.getCollection(uri);
    } finally {
      if (db != null)
        db.release(broker);
    }
  }

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Examples of org.exist.storage.DBBroker

     * The method <code>getNodeValue</code>
     *
     * @return a <code>String</code> value
     */
    public String getNodeValue() {
        DBBroker broker = null;
        try {
            broker = doc.getBrokerPool().get(null);
            if (isDocument()) {
                final Element e = doc.getDocumentElement();
                if (e instanceof NodeProxy) {
                    return broker.getNodeValue(new StoredNode((NodeProxy)e), false);
                } else if (e != null) {
                    return broker.getNodeValue((ElementImpl)e, false);
                } else
                    // probably a binary resource
                    {return "";}
            } else {
                return broker.getNodeValue(new StoredNode(this), false);
            }
        } catch (final EXistException e) {
            //TODO : raise an exception here ! -pb
        } finally {
            doc.getBrokerPool().release(broker);

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