|
Java example source code file (ClassProcessor.java)
The ClassProcessor.java Java example source code/* * Copyright (c) 2010, 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. */ import java.io.*; import java.util.*; import javax.annotation.processing.*; import javax.lang.model.element.*; import javax.lang.model.SourceVersion; import javax.tools.Diagnostic.Kind; /* * @test * @bug 6499119 * @summary Created package-info class file modeled improperly * @library /tools/javac/lib * @build JavacTestingAbstractProcessor * @compile ClassProcessor.java package-info.java * @compile/process -cp . -processor ClassProcessor -Akind=java java.lang.Object * @compile/process -cp . -processor ClassProcessor -Akind=class java.lang.Object */ @SupportedOptions({ "gen", "expect" }) public class ClassProcessor extends JavacTestingAbstractProcessor { int round = 1; public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) { if (round == 1) { System.out.println("-- Round 1 --"); createPackageFile(); } else if (round == 2) { boolean found_foo_A = false; System.out.println("-- Round 2 --"); for(Element e: roundEnv.getRootElements()) { System.out.println("ElementKind: " + e.getKind()); System.out.println("Modifiers: " + e.getModifiers()); System.out.println("Annotations: " + e.getAnnotationMirrors()); if (e.getAnnotationMirrors().toString().equals("@foo.A")) { found_foo_A = true; checkEqual("ElementKind", e.getKind().toString(), "PACKAGE"); checkEqual("Modifiers", e.getModifiers().toString(), "[]"); } } if (!found_foo_A) error("did not find @foo.A"); } round++; return true; } private void createPackageFile() { String kind = processingEnv.getOptions().get("kind"); File pkgInfo; if (kind.equals("java")) pkgInfo = new File(System.getProperty("test.src"), "package-info.java"); else pkgInfo = new File(System.getProperty("test.classes"), "foo/package-info.class"); byte[] bytes = new byte[(int) pkgInfo.length()]; DataInputStream in = null; try { in = new DataInputStream(new FileInputStream(pkgInfo)); in.readFully(bytes); } catch (IOException ioe) { error("Couldn't read package info file: " + ioe); } finally { if(in != null) { try { in.close(); } catch (IOException e) { error("InputStream closing failed: " + e); } } } OutputStream out = null; try { if (kind.equals("java")) out = filer.createSourceFile("foo.package-info").openOutputStream(); else out = filer.createClassFile("foo.package-info").openOutputStream(); out.write(bytes, 0, bytes.length); } catch (IOException ioe) { error("Couldn't create package info file: " + ioe); } finally { if(out != null) { try { out.close(); } catch (IOException e) { error("OutputStream closing failed: " + e); } } } } private void checkEqual(String label, String actual, String expect) { if (!actual.equals(expect)) { error("Unexpected value for " + label + "; actual=" + actual + ", expected=" + expect); } } private void error(String msg) { messager.printMessage(Kind.ERROR, msg); } } Other Java examples (source code examples)Here is a short list of links related to this Java ClassProcessor.java source code file: |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2024 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.