/*

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  */

 package org.apidesign.livedb.impl;

 import java.io.IOException;

 import java.io.Writer;

 import java.util.Set;

 import javax.annotation.processing.AbstractProcessor;

 import javax.annotation.processing.Processor;

 import javax.annotation.processing.RoundEnvironment;

 import javax.annotation.processing.SupportedAnnotationTypes;

 import javax.annotation.processing.SupportedSourceVersion;

 import javax.lang.model.SourceVersion;

 import javax.lang.model.element.Element;

 import javax.lang.model.element.PackageElement;

 import javax.lang.model.element.TypeElement;

 import javax.tools.JavaFileObject;

 import org.apidesign.livedb.LiveDB;

 import org.openide.util.lookup.ServiceProvider;

 /**

  *

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

  */

 @SupportedAnnotationTypes("org.apidesign.livedb.LiveDB")

 @SupportedSourceVersion(SourceVersion.RELEASE_6)

 @ServiceProvider(service=Processor.class)

 public class LiveDBProcessor extends AbstractProcessor {

     @Override

     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {

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

             LiveDB db = e.getAnnotation(LiveDB.class);

             PackageElement pe = (PackageElement)e;

             String clsName = pe.getQualifiedName().toString() + "." + db.classname();

             try {

                 JavaFileObject src = processingEnv.getFiler().createSourceFile(clsName, pe);

                 Writer w = src.openWriter();

                 w.append("package " + pe.getQualifiedName() + ";\n");

                 w.append("class " + db.classname() + " {\n");

                 w.append("  public String " + db.field() + ";\n");

                 w.append("}");

                 w.close();

             } catch (IOException ex) {

                 throw new IllegalStateException(ex);

             }

         }

         return true;

     }

 }