101 lines
4.1 KiB
Java
101 lines
4.1 KiB
Java
/*
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* Copyright (c) 2002-2008 LWJGL Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'LWJGL' nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.lwjgl.util.generator;
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import java.io.File;
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import java.io.FileFilter;
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import java.nio.file.Path;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.Set;
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import java.util.concurrent.Future;
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import javax.annotation.processing.*;
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import javax.lang.model.SourceVersion;
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import javax.lang.model.element.Element;
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import javax.lang.model.element.TypeElement;
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import javax.lang.model.util.ElementFilter;
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import javax.tools.Diagnostic;
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import static org.lwjgl.util.generator.Utils.await;
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import static org.lwjgl.util.generator.Utils.getRequiredOption;
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import static org.lwjgl.util.generator.Utils.getOptionalOption;
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/**
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* Generator tool for creating the java classes and native code from an
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* annotated template java interface.
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*
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* @author elias_naur <elias_naur@users.sourceforge.net>
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* @version $Revision$ $Id$
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*/
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@SupportedAnnotationTypes({ "*" })
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@SupportedSourceVersion(SourceVersion.RELEASE_10)
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@SupportedOptions({ "genJavaPath", "genNativePath", "typemap", "generatechecks", "nogeneratechecks", "contextspecific" })
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public final class GeneratorProcessor extends AbstractProcessor {
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private static boolean first_round = true;
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@Override
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public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
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if ( roundEnv.processingOver() || !first_round ) {
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System.exit(0);
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return true;
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}
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Map<String, String> options = processingEnv.getOptions();
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String typemap_classname = getRequiredOption(options, "typemap", "the name of a TypeMap class.");
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Path gen_java_path = getOptionalOption(options, "genJavaPath", "a path.", Path::of);
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Path gen_native_path = getOptionalOption(options, "genNativePath", "a path.", Path::of);
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boolean generate_error_checks = options.containsKey("generatechecks") && !options.containsKey("nogeneratechecks");
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boolean context_specific = options.containsKey("contextspecific");
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boolean validate = !options.containsKey("novalidate");
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try {
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TypeMap type_map = (TypeMap)(Class.forName(typemap_classname).newInstance());
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GeneratorVisitor visitor = new GeneratorVisitor(processingEnv, gen_java_path, gen_native_path, type_map, generate_error_checks, context_specific, validate);
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for (TypeElement file : ElementFilter.typesIn(roundEnv.getRootElements())) {
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try {
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file.accept(visitor, null);
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} catch (Exception e) {
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throw new RuntimeException("\n-- Failed to process template: " + file.asType().toString() + " --", e);
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}
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}
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Future<Void> future;
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while ((future = visitor.futures.poll()) != null) {
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await(future);
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}
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first_round = false;
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return true;
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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}
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