| /* |
| * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package sampleapi; |
| |
| import com.sun.source.util.JavacTask; |
| import com.sun.tools.javac.api.JavacTaskImpl; |
| import com.sun.tools.javac.api.JavacTool; |
| import com.sun.tools.javac.util.Context; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.UncheckedIOException; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Optional; |
| import static java.util.stream.Collectors.toList; |
| import javax.xml.parsers.DocumentBuilder; |
| import javax.xml.parsers.DocumentBuilderFactory; |
| import javax.xml.parsers.ParserConfigurationException; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NodeList; |
| import org.xml.sax.SAXException; |
| import sampleapi.generator.ModuleGenerator; |
| |
| import sampleapi.generator.PackageGenerator; |
| |
| public class SampleApi { |
| |
| private final Context ctx; |
| private final List<ModuleGenerator> modules = new ArrayList<>(); |
| |
| public SampleApi() { |
| JavacTool jt = JavacTool.create(); |
| JavacTask task = jt.getTask(null, null, null, null, null, null); |
| ctx = ((JavacTaskImpl) task).getContext(); |
| } |
| |
| public static SampleApi load(Path resDir) |
| throws ParserConfigurationException, IOException, SAXException { |
| SampleApi result = new SampleApi(); |
| System.out.println("Loading resources from " + resDir); |
| DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); |
| DocumentBuilder builder = factory.newDocumentBuilder(); |
| Files.list(resDir) |
| .peek(f -> System.out.println(f.getFileName())) |
| .filter(f -> f.getFileName().toString().endsWith(".xml")) |
| .peek(f -> System.out.println(f.getFileName())) |
| .forEach(resFile -> { |
| try (InputStream is = Files.newInputStream(resFile)) { |
| Document document = builder.parse(is); |
| NodeList moduleElements = document.getElementsByTagName("module"); |
| for (int i = 0; i < moduleElements.getLength(); i++) { |
| result.modules.add(ModuleGenerator |
| .load((Element) moduleElements.item(i))); |
| } |
| } catch (IOException ex) { |
| throw new UncheckedIOException(ex); |
| } catch (SAXException ex) { |
| throw new RuntimeException(ex); |
| } |
| }); |
| return result; |
| } |
| |
| public Context getContext() { |
| return ctx; |
| } |
| |
| public List<ModuleGenerator> getModules() { |
| return modules; |
| } |
| |
| |
| public void generate(Path outDir) { |
| //resolveIDs(modules); |
| modules.forEach(m -> { |
| try { |
| m.generate(outDir, this); |
| } catch (IOException ex) { |
| throw new UncheckedIOException(ex); |
| } |
| }); |
| } |
| |
| public void generate(String dir) |
| throws ParserConfigurationException, IOException, SAXException { |
| generate(Paths.get(dir)); |
| } |
| |
| public ModuleGenerator moduleById(String id) { |
| String real_id = getId(id); |
| return modules.stream() |
| .filter(m -> m.id.equals(real_id)) |
| .findAny().orElseThrow(() -> new IllegalStateException("No module with id: " + real_id)); |
| } |
| |
| public PackageGenerator packageById(String id) { |
| String real_id = getId(id); |
| return modules.stream() |
| .flatMap(m -> m.packages.stream()) |
| .filter(p -> p.id.equals(real_id)).findAny() |
| .orElseThrow(() -> new IllegalStateException("No package with id: " + real_id)); |
| } |
| |
| public String classById(String id) { |
| String real_id = getId(id); |
| return modules.stream() |
| .flatMap(m -> m.packages.stream()) |
| .peek(p -> System.out.println(p.packageName + " " + p.idBases.size())) |
| .flatMap(p -> p.idBases.entrySet().stream() |
| .filter(e -> e.getKey().equals(real_id)) |
| .map(e -> p.packageName + "." + e.getValue().name.toString()) |
| .peek(System.out::println)) |
| .findAny().orElseThrow(() -> new IllegalStateException("No class with id: " + id)); |
| } |
| |
| public boolean isId(String name) { |
| return name.startsWith("$"); |
| } |
| |
| public boolean isIdEqual(String name, String id) { |
| return isId(name) && getId(name).equals(id); |
| } |
| |
| public String getId(String name) { |
| if(!isId(name)) { |
| throw new IllegalStateException("Not an id: " + name); |
| } |
| return name.substring(1); |
| } |
| } |