/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 *

 * Copyright 2011 Oracle and/or its affiliates. All rights reserved.

 *

 * Oracle and Java are registered trademarks of Oracle and/or its affiliates.

 * Other names may be trademarks of their respective owners.

 *

 * The contents of this file are subject to the terms of either the GNU

 * General Public License Version 2 only ("GPL") or the Common

 * Development and Distribution License("CDDL") (collectively, the

 * "License"). You may not use this file except in compliance with the

 * License. You can obtain a copy of the License at

 * http://www.netbeans.org/cddl-gplv2.html

 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the

 * specific language governing permissions and limitations under the

 * License.  When distributing the software, include this License Header

 * Notice in each file and include the License file at

 * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the GPL Version 2 section of the License file that

 * accompanied this code. If applicable, add the following below the

 * License Header, with the fields enclosed by brackets [] replaced by

 * your own identifying information:

 * "Portions Copyrighted [year] [name of copyright owner]"

 *

 * If you wish your version of this file to be governed by only the CDDL

 * or only the GPL Version 2, indicate your decision by adding

 * "[Contributor] elects to include this software in this distribution

 * under the [CDDL or GPL Version 2] license." If you do not indicate a

 * single choice of license, a recipient has the option to distribute

 * your version of this file under either the CDDL, the GPL Version 2 or

 * to extend the choice of license to its licensees as provided above.

 * However, if you add GPL Version 2 code and therefore, elected the GPL

 * Version 2 license, then the option applies only if the new code is

 * made subject to such option by the copyright holder.

 *

 * Contributor(s):

 *

 * Portions Copyrighted 2011 Sun Microsystems, Inc.

 */

package org.netbeans.modules.parsing.impl;

import java.net.URL;

import java.util.Map;

import org.netbeans.modules.parsing.spi.indexing.BinaryIndexer;

import org.netbeans.modules.parsing.spi.indexing.BinaryIndexerFactory;

import org.netbeans.modules.parsing.spi.indexing.Context;

/**

 *

 * @author Jaroslav Tulach <jtulach@netbeans.org>

 */

public final class GenericBinaryIndexerFactory extends BinaryIndexerFactory {

    private Map<?,?> map;

    private BinaryIndexerFactory delegate;

    private GenericBinaryIndexerFactory(Map<?,?> map) {

        this.map = map;

    }

    public static BinaryIndexerFactory create(Map<?,?> map) {

        return new GenericBinaryIndexerFactory(map);

    }

    @Override

    public BinaryIndexer createIndexer() {

        Object obj = initDelegate(true);

        if (obj instanceof BinaryIndexer) {

            return (BinaryIndexer)obj;

        }

        return delegate.createIndexer();

    }

    @Override

    public void rootsRemoved(Iterable<? extends URL> removedRoots) {

        initDelegate(false);

        if (delegate != null) {

            delegate.rootsRemoved(removedRoots);

            return;

        }

    }

    @Override

    public String getIndexerName() {

        return (String)map.get("indexerName"); // NOI18N

    }

    @Override

    public int getIndexVersion() {

        return (Integer)map.get("indexerVersion"); // NOI18N

    }

    @Override

    public boolean scanStarted(Context context) {

        initDelegate(false);

        if (delegate == null) {

            return true;

        }

        return delegate.scanStarted(context);

    }

    @Override

    public void scanFinished(Context context) {

        initDelegate(false);

        if (delegate != null) {

            delegate.scanFinished(context);

        }

    }

    private Object initDelegate(boolean always) {

        if (delegate == null && (Boolean.TRUE.equals(map.get("factory")) || always)) {

            Object obj = map.get("delegate");

            if (obj instanceof BinaryIndexerFactory) {

                delegate = (BinaryIndexerFactory) obj;

            }

            return obj;

        }

        return delegate;

    }

}

/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 *

 * Copyright 2011 Oracle and/or its affiliates. All rights reserved.

 *

 * Oracle and Java are registered trademarks of Oracle and/or its affiliates.

 * Other names may be trademarks of their respective owners.

 *

 * The contents of this file are subject to the terms of either the GNU

 * General Public License Version 2 only ("GPL") or the Common

 * Development and Distribution License("CDDL") (collectively, the

 * "License"). You may not use this file except in compliance with the

 * License. You can obtain a copy of the License at

 * http://www.netbeans.org/cddl-gplv2.html

 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the

 * specific language governing permissions and limitations under the

 * License.  When distributing the software, include this License Header

 * Notice in each file and include the License file at

 * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the GPL Version 2 section of the License file that

 * accompanied this code. If applicable, add the following below the

 * License Header, with the fields enclosed by brackets [] replaced by

 * your own identifying information:

 * "Portions Copyrighted [year] [name of copyright owner]"

 *

 * If you wish your version of this file to be governed by only the CDDL

 * or only the GPL Version 2, indicate your decision by adding

 * "[Contributor] elects to include this software in this distribution

 * under the [CDDL or GPL Version 2] license." If you do not indicate a

 * single choice of license, a recipient has the option to distribute

 * your version of this file under either the CDDL, the GPL Version 2 or

 * to extend the choice of license to its licensees as provided above.

 * However, if you add GPL Version 2 code and therefore, elected the GPL

 * Version 2 license, then the option applies only if the new code is

 * made subject to such option by the copyright holder.

 *

 * Contributor(s):

 *

 * Portions Copyrighted 2011 Sun Microsystems, Inc.

 */

package org.netbeans.modules.parsing.impl;

import java.util.Collections;

import java.util.Set;

import javax.annotation.processing.Processor;

import javax.annotation.processing.RoundEnvironment;

import javax.annotation.processing.SupportedSourceVersion;

import javax.lang.model.SourceVersion;

import javax.lang.model.element.Element;

import javax.lang.model.element.TypeElement;

import org.netbeans.modules.parsing.spi.indexing.BinaryIndexerFactory;

import org.netbeans.modules.parsing.spi.indexing.IndexerRegistration;

import org.openide.filesystems.annotations.LayerBuilder.File;

import org.openide.filesystems.annotations.LayerGeneratingProcessor;

import org.openide.filesystems.annotations.LayerGenerationException;

import org.openide.util.lookup.ServiceProvider;

/**

 *

 * @author Jaroslav Tulach <jtulach@netbeans.org>

 */

@ServiceProvider(service=Processor.class)

@SupportedSourceVersion(SourceVersion.RELEASE_6)

public class IndexerRegistrationProcessor extends LayerGeneratingProcessor {

    @Override

    public Set<String> getSupportedAnnotationTypes() {

        return Collections.singleton(IndexerRegistration.class.getName());

    }

    @Override

    protected boolean handleProcess(

        Set<? extends TypeElement> annotations, RoundEnvironment roundEnv

    ) throws LayerGenerationException {

        TypeElement bif = processingEnv.getElementUtils().getTypeElement(BinaryIndexerFactory.class.getName());

        for (Element e : roundEnv.getElementsAnnotatedWith(IndexerRegistration.class)) {

            IndexerRegistration ir = e.getAnnotation(IndexerRegistration.class);

            boolean isBif = processingEnv.getTypeUtils().isAssignable(e.asType(), bif.asType());

            File f = layer(e).instanceFile("Editors", null);

            f.methodvalue("instanceCreate", GenericBinaryIndexerFactory.class.getName(), "create");

            f.stringvalue("instanceClass", BinaryIndexerFactory.class.getName());

            f.instanceAttribute("delegate", null);

            f.stringvalue("indexerName", ir.name());

            f.intvalue("indexerVersion", ir.version());

            f.boolvalue("factory", isBif);

            f.write();

        }

        return true;

    }

}

/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 *

 * Copyright 2011 Oracle and/or its affiliates. All rights reserved.

 *

 * Oracle and Java are registered trademarks of Oracle and/or its affiliates.

 * Other names may be trademarks of their respective owners.

 *

 * The contents of this file are subject to the terms of either the GNU

 * General Public License Version 2 only ("GPL") or the Common

 * Development and Distribution License("CDDL") (collectively, the

 * "License"). You may not use this file except in compliance with the

 * License. You can obtain a copy of the License at

 * http://www.netbeans.org/cddl-gplv2.html

 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the

 * specific language governing permissions and limitations under the

 * License.  When distributing the software, include this License Header

 * Notice in each file and include the License file at

 * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the GPL Version 2 section of the License file that

 * accompanied this code. If applicable, add the following below the

 * License Header, with the fields enclosed by brackets [] replaced by

 * your own identifying information:

 * "Portions Copyrighted [year] [name of copyright owner]"

 *

 * If you wish your version of this file to be governed by only the CDDL

 * or only the GPL Version 2, indicate your decision by adding

 * "[Contributor] elects to include this software in this distribution

 * under the [CDDL or GPL Version 2] license." If you do not indicate a

 * single choice of license, a recipient has the option to distribute

 * your version of this file under either the CDDL, the GPL Version 2 or

 * to extend the choice of license to its licensees as provided above.

 * However, if you add GPL Version 2 code and therefore, elected the GPL

 * Version 2 license, then the option applies only if the new code is

 * made subject to such option by the copyright holder.

 *

 * Contributor(s):

 *

 * Portions Copyrighted 2011 Sun Microsystems, Inc.

 */

package org.netbeans.modules.parsing.spi.indexing;

import java.lang.annotation.ElementType;

import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import java.lang.annotation.Target;

/** Annotation to annotate {@link BinaryIndexer}, {@link BinaryIndexerFactory},

 * or TBD...

 *

 * @author Jaroslav Tulach <jtulach@netbeans.org>

 */

@Retention(RetentionPolicy.SOURCE)

@Target(ElementType.TYPE)

public @interface IndexerRegistration {

    String name();

    int version();

}

import org.netbeans.modules.parsing.spi.indexing.IndexerRegistration;