150 lines
5.6 KiB
Java
150 lines
5.6 KiB
Java
/*
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* Copyright (c) 2006, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 6380018 6392177 6993311 8193462
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* @summary Test the ability to create and process package-info.java files
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* @author Joseph D. Darcy
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* @library /tools/javac/lib
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* @modules java.compiler
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* jdk.compiler
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* @build JavacTestingAbstractProcessor
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* @compile TestPackageInfo.java
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* @compile -processor TestPackageInfo -proc:only foo/bar/package-info.java TestPackageInfo.java
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*/
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import java.util.Set;
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import java.util.Map;
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import javax.annotation.processing.*;
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import javax.lang.model.SourceVersion;
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import static javax.lang.model.SourceVersion.*;
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import javax.lang.model.element.*;
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import javax.lang.model.util.*;
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import static javax.lang.model.util.ElementFilter.*;
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import static javax.tools.Diagnostic.Kind.*;
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import static javax.tools.StandardLocation.*;
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import java.io.*;
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/**
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* Test the ability to process annotations on package-info.java files:
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* 1) Visibility of package-info files from the command line
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* 2) Visibility of generated package-info.java source files
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*/
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public class TestPackageInfo extends JavacTestingAbstractProcessor {
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private int round = 0;
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public boolean process(Set<? extends TypeElement> annotations,
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RoundEnvironment roundEnv) {
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round++;
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// Verify annotations are as expected
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Set<TypeElement> expectedAnnotations =
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Set.of(eltUtils.getTypeElement("java.lang.Deprecated"));
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if (!roundEnv.processingOver()) {
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System.out.println("\nRound " + round);
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int rootElementSize = roundEnv.getRootElements().size();
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for(Element elt : roundEnv.getRootElements()) {
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System.out.printf("%nElement %s\tkind: %s%n", elt.getSimpleName(), elt.getKind());
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eltUtils.printElements(new PrintWriter(System.out), elt);
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}
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switch (round) {
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case 1:
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if (rootElementSize != 2)
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throw new RuntimeException("Unexpected root element size " + rootElementSize);
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// Note that foo.bar.FuBar, an element of package
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// foo.bar, contains @Deprecated which should *not* be
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// included in the set of annotations to process
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if (!expectedAnnotations.equals(annotations)) {
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throw new RuntimeException("Unexpected annotations: " + annotations);
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}
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try {
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try {
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filer.createClassFile("package-info");
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throw new RuntimeException("Created class file for \"package-info\".");
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} catch(FilerException fe) {}
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try(PrintWriter pw =
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new PrintWriter(filer.createSourceFile("foo.package-info").openWriter())) {
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pw.println("@Deprecated");
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pw.println("package foo;");
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}
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attemptReopening("foo.package-info");
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attemptReopening("TestPackageInfo"); // Initial input
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attemptReopening("foo.bar.package-info"); // Initial input
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} catch(IOException ioe) {
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throw new RuntimeException(ioe);
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}
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break;
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case 2:
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// Expect foo.package-info
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Set<Element> expectedElement = Set.of(eltUtils.getPackageElement("foo"));
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if (!expectedElement.equals(roundEnv.getRootElements()))
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throw new RuntimeException("Unexpected root element set " + roundEnv.getRootElements());
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if (!expectedAnnotations.equals(annotations)) {
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throw new RuntimeException("Unexpected annotations: " + annotations);
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}
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attemptReopening("foo.package-info");
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break;
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default:
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throw new RuntimeException("Unexpected round number " + round);
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}
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}
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return false;
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}
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private void attemptReopening(String name) {
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final String SHOULD_NOT_REACH = "Should not reach: created ";
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try {
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try {
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filer.createSourceFile(name);
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throw new AssertionError(SHOULD_NOT_REACH + name + ".java");
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} catch (FilerException fe) {
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; // Expected
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}
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try {
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filer.createClassFile(name);
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throw new AssertionError(SHOULD_NOT_REACH + name + ".class");
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} catch (FilerException fe) {
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; // Expected
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}
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} catch (IOException ioe) {
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throw new RuntimeException(ioe);
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}
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}
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}
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