org.eclipse.smila.search.EIFActivator.java Source code

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Here is the source code for org.eclipse.smila.search.EIFActivator.java

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/***********************************************************************************************************************
 * Copyright (c) 2008 empolis GmbH and brox IT Solutions GmbH. All rights reserved. This program and the accompanying
 * materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors: August Georg Schmidt (brox IT Solutions GmbH) - initial API and implementation
 **********************************************************************************************************************/
package org.eclipse.smila.search;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.eclipse.smila.utils.xml.XMLUtils;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;

/**
 * @author August Georg Schmidt (BROX)
 * 
 */
public class EIFActivator implements BundleActivator {

    /**
     * name of bundle. Used in configuration reading.
     */
    public static final String BUNDLE_NAME = "org.eclipse.smila.search";

    /**
     * Whether schemas have been initialized.
     */
    private static boolean schemasInitialized;

    /**
     * Bundle context.
     */
    public static BundleContext s_bundleContext;

    /**
     * {@inheritDoc}
     * 
     * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext)
     */
    public void start(BundleContext context) throws Exception {
        s_bundleContext = context;
    }

    /**
     * {@inheritDoc}
     * 
     * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext)
     */
    public void stop(BundleContext context) throws Exception {
        ; // do nothing
    }

    public synchronized static void registerSchemas() {

        if (schemasInitialized) {
            return;
        }

        final Log log = LogFactory.getLog(EIFActivator.class);

        try {
            final String[] schemas = { "ParameterDescriptions.xsd", "ParameterSet.xsd", "ParameterDefinition.xsd",
                    "ErrorMessage.xsd", "AnyFinderSearchDateFieldParameter.xsd",
                    "AnyFinderSearchNumberFieldParameter.xsd", "AnyFinderSearchTextFieldParameter.xsd",
                    "AnyFinderEngineData.xsd", "SearchParameterObjects.xsd", "DataDictionaryConfiguration.xsd",
                    "DataDictionaryConnection.xsd", "IndexStructure.xsd", "Queue.xsd",
                    "RapidDeployerAdvancedSearchTemplateFields.xsd", "RapidDeployerIndexStructure.xsd",
                    "RecordTransformationDefinition.xsd", "RecordTransformationProcess.xsd",
                    "RecordTransformationSet.xsd", "SimpleTypeDefs.xsd", "AnyFinderAdvancedSearch.xsd",
                    "AnyFinderDataDictionary.xsd", "AnyFinderSearch.xsd", "FieldTemplates.xsd",
                    "SearchTemplates.xsd", "AnyFinderFieldRequest.xsd", "HighlightingTransformerRegistry.xsd",
                    "NodeTransformerRegistry.xsd", "TransformerRegistry.xsd" };

            XMLUtils.clearGrammarCache();
            // read all schemas in defined order
            for (final String schema : schemas) {
                XMLUtils.loadSchema("../xml/" + schema, EIFActivator.s_bundleContext);
            }
            schemasInitialized = true;
        } catch (final Exception exception) {
            if (log.isErrorEnabled()) {
                log.error(exception);
            }
        }
    }

}