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/*
* Copyright (c) 2015, 2020, 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 8161906 8161596
* @summary tests for "requires static"
* @library /tools/lib
* @modules
* jdk.compiler/com.sun.tools.javac.api
* jdk.compiler/com.sun.tools.javac.main
* @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
* @run main RequiresStaticTest
*/
import java.io.File;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.List;
import java.util.stream.Collectors;
import toolbox.JavaTask;
import toolbox.JavacTask;
import toolbox.Task;
import toolbox.Task.OutputKind;
public class RequiresStaticTest extends ModuleTestBase {
public static void main(String... args) throws Exception {
RequiresStaticTest t = new RequiresStaticTest();
t.runTests();
}
@Test
public void testJavaSE_OK(Path base) throws Exception {
Path src = base.resolve("src");
tb.writeJavaFiles(src,
// use class in java.se
"""
import java.awt.Frame;
class Test {
Frame f;
}""");
Path classes = base.resolve("classes");
Files.createDirectories(classes);
new JavacTask(tb, Task.Mode.CMDLINE)
.files(findJavaFiles(src))
.outdir(classes)
.run()
.writeAll();
}
@Test
public void testJavaSE_Fail(Path base) throws Exception {
Path src = base.resolve("src");
tb.writeJavaFiles(src,
"module m { requires static java.se; }",
// use class not in java.se (in jdk.compiler)
"""
import com.sun.source.tree.Tree;
class Test {
Tree t;
}""");
Path classes = base.resolve("classes");
Files.createDirectories(classes);
String log = new JavacTask(tb, Task.Mode.CMDLINE)
.options("-XDrawDiagnostics")
.files(findJavaFiles(src))
.outdir(classes)
.run(Task.Expect.FAIL)
.writeAll()
.getOutput(Task.OutputKind.DIRECT);
if (!log.contains("Test.java:1:22: compiler.err.package.not.visible: com.sun.source.tree, (compiler.misc.not.def.access.does.not.read: m, com.sun.source.tree, jdk.compiler)"))
throw new Exception("expected output not found");
}
@Test
public void testComplex_OK(Path base) throws Exception {
Path src = getComplexSrc(base, "", "");
Path classes = base.resolve("classes");
Files.createDirectories(classes);
new JavacTask(tb, Task.Mode.CMDLINE)
.options("--module-source-path", src.toString())
.files(findJavaFiles(src))
.outdir(classes)
.run()
.writeAll();
}
@Test
public void testComplex_Fail(Path base) throws Exception {
Path src = getComplexSrc(base,
"import p5.C5; import p6.C6; import p7.C7; import p8.C8;\n",
"C5 c5; C6 c6; C7 c7; C8 c8;\n");
Path classes = base.resolve("classes");
Files.createDirectories(classes);
String log = new JavacTask(tb, Task.Mode.CMDLINE)
.options("-XDrawDiagnostics",
"--module-source-path", src.toString())
.files(findJavaFiles(src))
.outdir(classes)
.run(Task.Expect.FAIL)
.writeAll()
.getOutput(Task.OutputKind.DIRECT);
String[] expect = {
"C1.java:5:8: compiler.err.package.not.visible: p5, (compiler.misc.not.def.access.does.not.read: m1x, p5, m5x)",
"C1.java:5:22: compiler.err.package.not.visible: p6, (compiler.misc.not.def.access.does.not.read: m1x, p6, m6x)",
"C1.java:5:36: compiler.err.package.not.visible: p7, (compiler.misc.not.def.access.does.not.read: m1x, p7, m7x)",
"C1.java:5:50: compiler.err.package.not.visible: p8, (compiler.misc.not.def.access.does.not.read: m1x, p8, m8x)"
};
for (String e: expect) {
if (!log.contains(e))
throw new Exception("expected output not found: " + e);
}
}
/*
* Set up the following module graph
* m1x -> m2x => m3x -=-> m4x --> m5
* \ /
* \ /
* v v
* m6x => m7x --> m8
* where -> is requires, => is requires transitive, --> is requires static, -=-> is requires transitive static
*/
Path getComplexSrc(Path base, String m1_extraImports, String m1_extraUses) throws Exception {
Path src = base.resolve("src");
Path src_m1 = src.resolve("m1x");
tb.writeJavaFiles(src_m1,
"module m1x { requires m2x; }",
"""
package p1;
import p2.C2;
import p3.C3;
import p4.C4;
"""
+ m1_extraImports
+ """
class C1 {
C2 c2; C3 c3; C4 c4;
"""
+ m1_extraUses
+ "}\n");
Path src_m2 = src.resolve("m2x");
tb.writeJavaFiles(src_m2,
"""
module m2x {
requires transitive m3x;
requires static m6x;
exports p2;
}""",
"""
package p2;
public class C2 {p7.C7 c7; p6.C6 c6; p4.C4 c4;}""");
Path src_m3 = src.resolve("m3x");
tb.writeJavaFiles(src_m3,
"module m3x { requires transitive static m4x; exports p3; }",
"""
package p3;
public class C3 { }""");
Path src_m4 = src.resolve("m4x");
tb.writeJavaFiles(src_m4,
"module m4x { requires m5x; requires static m6x; exports p4; }",
"""
package p4;
public class C4 { p6.C6 c6; p7.C7 c7;}""");
Path src_m5 = src.resolve("m5x");
tb.writeJavaFiles(src_m5,
"module m5x { exports p5; }",
"""
package p5;
public class C5 { }""");
Path src_m6 = src.resolve("m6x");
tb.writeJavaFiles(src_m6,
"module m6x { requires transitive m7x; exports p6; }",
"""
package p6;
public class C6 { p7.C7 c7; }""");
Path src_m7 = src.resolve("m7x");
tb.writeJavaFiles(src_m7,
"module m7x { requires static m8x; exports p7; }",
"""
package p7;
public class C7 { p8.C8 c8; }""");
Path src_m8 = src.resolve("m8x");
tb.writeJavaFiles(src_m8,
"module m8x { exports p8; }",
"""
package p8;
public class C8 { }""");
return src;
}
@Test
public void testRequiresStatic(Path base) throws Exception {
Path src = base.resolve("src");
Path m1 = src.resolve("m1x");
tb.writeJavaFiles(m1,
"module m1x { exports m1x; }",
"package m1x;" +
"public class Api { }\n");
Path classes = base.resolve("classes");
Path m1Classes = classes.resolve("m1x");
Files.createDirectories(m1Classes);
new JavacTask(tb, Task.Mode.CMDLINE)
.files(findJavaFiles(m1))
.outdir(m1Classes)
.run()
.writeAll();
Path m3 = src.resolve("m3x");
tb.writeJavaFiles(m3,
"module m3x { requires static m1x; }",
"""
package m3x;
public class Test {
public static void main(String... args) {
try {
Class.forName("m1x.Api");
} catch (ClassNotFoundException e) {
System.err.println("ok");
}
}
}""",
"""
package m3x;
public class ApiUse{
m1x.Api api;
}""");
Path m3Classes = classes.resolve("m3x");
Files.createDirectories(m3Classes);
new JavacTask(tb, Task.Mode.CMDLINE)
.options("--module-path", m1Classes.toString())
.files(findJavaFiles(m3))
.outdir(m3Classes)
.run()
.writeAll();
List<String> log = new JavaTask(tb)
.vmOptions("--module-path", m3Classes.toString(), "--add-modules", "m3x")
.className("m3x.Test")
.run()
.writeAll()
.getOutputLines(OutputKind.STDERR);
log = log.stream().filter(s->!s.matches("^Picked up .*JAVA.*OPTIONS:.*")).collect(Collectors.toList());
tb.checkEqual(log, List.of("ok"));
}
@Test
public void testRequiresTransitiveStatic(Path base) throws Exception {
Path src = base.resolve("src");
Path m1 = src.resolve("m1x");
tb.writeJavaFiles(m1,
"module m1x { exports m1x; }",
"package m1x;" +
"public class Api { }\n");
Path classes = base.resolve("classes");
Path m1Classes = classes.resolve("m1x");
Files.createDirectories(m1Classes);
new JavacTask(tb, Task.Mode.CMDLINE)
.files(findJavaFiles(m1))
.outdir(m1Classes)
.run()
.writeAll();
Path m2 = src.resolve("m2x");
tb.writeJavaFiles(m2,
"module m2x { requires transitive static m1x; }");
Path m2Classes = classes.resolve("m2x");
Files.createDirectories(m2Classes);
new JavacTask(tb, Task.Mode.CMDLINE)
.options("--module-path", m1Classes.toString())
.files(findJavaFiles(m2))
.outdir(m2Classes)
.run()
.writeAll();
Path m3 = src.resolve("m3x");
tb.writeJavaFiles(m3,
"module m3x { requires m2x; }",
"""
package m3x;
public class Test {
public static void main(String... args) {
try {
Class.forName("m1x.Api");
} catch (ClassNotFoundException e) {
System.err.println("ok");
}
}
}""",
"""
package m3x;
public class ApiUse{
m1x.Api api;
}""");
Path m3Classes = classes.resolve("m3x");
Files.createDirectories(m3Classes);
new JavacTask(tb, Task.Mode.CMDLINE)
.options("--module-path", m1Classes.toString() + File.pathSeparator + m2Classes.toString())
.files(findJavaFiles(m3))
.outdir(m3Classes)
.run()
.writeAll();
List<String> log = new JavaTask(tb)
.vmOptions("--module-path", m2Classes.toString() + File.pathSeparator + m3Classes.toString(),
"--add-modules", "m3x")
.className("m3x.Test")
.run()
.writeAll()
.getOutputLines(OutputKind.STDERR);
log = log.stream().filter(s->!s.matches("^Picked up .*JAVA.*OPTIONS:.*")).collect(Collectors.toList());
tb.checkEqual(log, List.of("ok"));
}
@Test
public void testRequiresStaticTransitive(Path base) throws Exception {
Path src = base.resolve("src");
Path m1 = src.resolve("m1x");
tb.writeJavaFiles(m1,
"module m1x { exports m1x; }",
"package m1x;" +
"public class Api { }\n");
Path classes = base.resolve("classes");
Path m1Classes = classes.resolve("m1x");
Files.createDirectories(m1Classes);
new JavacTask(tb, Task.Mode.CMDLINE)
.files(findJavaFiles(m1))
.outdir(m1Classes)
.run()
.writeAll();
Path m2 = src.resolve("m2x");
tb.writeJavaFiles(m2,
"module m2x { requires transitive static m1x; }");
Path m2Classes = classes.resolve("m2x");
Files.createDirectories(m2Classes);
new JavacTask(tb, Task.Mode.CMDLINE)
.options("--module-path", m1Classes.toString())
.files(findJavaFiles(m2))
.outdir(m2Classes)
.run()
.writeAll();
}
}
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