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/*
* Copyright (c) 2006, 2017, 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.
*/
/*
* @test
* @bug 6449798 6399404 8173776
* @summary Test basic workings of PackageElement
* @author Joseph D. Darcy
* @library /tools/javac/lib
* @modules java.compiler
* jdk.compiler
* @build JavacTestingAbstractProcessor TestPackageElement
* @compile -processor TestPackageElement -proc:only TestPackageElement.java
* @compile -processor TestPackageElement -proc:only --release 8 TestPackageElement.java
*/
import java.util.Objects;
import java.util.Set;
import javax.annotation.processing.*;
import javax.lang.model.SourceVersion;
import static javax.lang.model.SourceVersion.*;
import javax.lang.model.element.*;
import javax.lang.model.util.*;
import static javax.lang.model.util.ElementFilter.*;
import static javax.tools.Diagnostic.Kind.*;
import static javax.tools.StandardLocation.*;
/**
* Test basic workings of PackageElement.
*/
public class TestPackageElement extends JavacTestingAbstractProcessor {
public boolean process(Set<? extends TypeElement> annotations,
RoundEnvironment roundEnv) {
if (!roundEnv.processingOver()) {
PackageElement unnamedPkg = eltUtils.getPackageElement("");
if (!unnamedPkg.getQualifiedName().contentEquals(""))
throw new RuntimeException("The unnamed package is named!");
// The next line tests an implementation detail upon which
// some diagnostics depend.
if (!unnamedPkg.toString().equals("unnamed package"))
throw new RuntimeException(
"toString on unnamed package: " + unnamedPkg);
if (!unnamedPkg.isUnnamed())
throw new RuntimeException("The isUnnamed method on the unnamed package returned false!");
PackageElement javaLang = eltUtils.getPackageElement("java.lang");
if (javaLang.isUnnamed())
throw new RuntimeException("Package java.lang is unnamed!");
testEnclosingElement(javaLang);
}
return true;
}
void testEnclosingElement(PackageElement javaLang) {
SourceVersion version = processingEnv.getSourceVersion();
Element enclosing = javaLang.getEnclosingElement();
Element expectedEnclosing =
(version.compareTo(RELEASE_9) < 0) ? // No modules
null :
eltUtils.getModuleElement("java.base");
if (!Objects.equals(enclosing, expectedEnclosing))
throw new RuntimeException("Unexpected enclosing element under source version " +
version);
}
}
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