8234089: (zipfs) Remove classes JarFileSystemProvider and JarFileSystem
Reviewed-by: lancea, alanb
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/*
* @test
* @bug 8164389 8222440
* @summary walk entries in a multi-release jar file via jdk.zipfs
* @library /lib/testlibrary/java/util/jar
* @modules jdk.jartool
* jdk.zipfs
* @build Compiler JarBuilder
* @run testng JFSTester
*/
import org.testng.Assert;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.net.URI;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
public class JFSTester {
private URI jarURI;
final private String root_dir1_leaf1_txt = "This is leaf 1." + System.lineSeparator();
final private String root_dir1_leaf2_txt = "This is leaf 2." + System.lineSeparator();
final private String root_dir2_leaf3_txt = "This is leaf 3." + System.lineSeparator();
final private String root_dir2_leaf4_txt = "This is leaf 4." + System.lineSeparator();
final private String v9_root_dir2_leaf3_txt = "This is version 9 leaf 3." + System.lineSeparator();
final private String v9_root_dir2_leaf4_txt = "This is version 9 leaf 4." + System.lineSeparator();
final private String v9_root_dir3_leaf5_txt = "This is version 9 leaf 5." + System.lineSeparator();
final private String v9_root_dir3_leaf6_txt = "This is version 9 leaf 6." + System.lineSeparator();
final private String v10_root_dir3_leaf5_txt = "This is version 10 leaf 5." + System.lineSeparator();
final private String v10_root_dir3_leaf6_txt = "This is version 10 leaf 6." + System.lineSeparator();
@BeforeClass
public void initialize() throws Exception {
Path jarfile = Paths.get("test.jar");
JarBuilder jb = new JarBuilder(jarfile.toString());
jb.addAttribute("Multi-Release", "true");
jb.addEntry("root/dir1/leaf1.txt", root_dir1_leaf1_txt.getBytes());
jb.addEntry("root/dir1/leaf2.txt", root_dir1_leaf2_txt.getBytes());
jb.addEntry("root/dir2/leaf3.txt", root_dir2_leaf3_txt.getBytes());
jb.addEntry("root/dir2/leaf4.txt", root_dir2_leaf4_txt.getBytes());
jb.addEntry("META-INF/versions/9/root/dir2/leaf3.txt", v9_root_dir2_leaf3_txt.getBytes());
jb.addEntry("META-INF/versions/9/root/dir2/leaf4.txt", v9_root_dir2_leaf4_txt.getBytes());
jb.addEntry("META-INF/versions/9/root/dir3/leaf5.txt", v9_root_dir3_leaf5_txt.getBytes());
jb.addEntry("META-INF/versions/9/root/dir3/leaf6.txt", v9_root_dir3_leaf6_txt.getBytes());
jb.addEntry("META-INF/versions/10/root/dir3/leaf5.txt", v10_root_dir3_leaf5_txt.getBytes());
jb.addEntry("META-INF/versions/10/root/dir3/leaf6.txt", v10_root_dir3_leaf6_txt.getBytes());
jb.build();
System.out.println("Created " + jarfile + ": " + Files.exists(jarfile));
jarURI = new URI("jar", jarfile.toUri().toString(), null);
}
@Test
public void testWalk() throws IOException {
// treat multi-release jar as unversioned
Map<String, String> env = new HashMap<>();
Set<String> contents = doTest(env);
Set<String> expectedContents = Set.of(
root_dir1_leaf1_txt,
root_dir1_leaf2_txt,
root_dir2_leaf3_txt,
root_dir2_leaf4_txt
);
Assert.assertEquals(contents, expectedContents);
// open file as multi-release for version 9
env.put("multi-release", "9");
contents = doTest(env);
expectedContents = Set.of(
root_dir1_leaf1_txt,
root_dir1_leaf2_txt,
v9_root_dir2_leaf3_txt,
v9_root_dir2_leaf4_txt,
v9_root_dir3_leaf5_txt,
v9_root_dir3_leaf6_txt
);
Assert.assertEquals(contents, expectedContents);
// open file as multi-release for version 10
env.put("multi-release", "10");
contents = doTest(env);
expectedContents = Set.of(
root_dir1_leaf1_txt,
root_dir1_leaf2_txt,
v9_root_dir2_leaf3_txt,
v9_root_dir2_leaf4_txt,
v10_root_dir3_leaf5_txt,
v10_root_dir3_leaf6_txt
);
Assert.assertEquals(contents, expectedContents);
}
private Set<String> doTest(Map<String,String> env) throws IOException {
Set<String> contents;
try (FileSystem fs = FileSystems.newFileSystem(jarURI, env)) {
Path root = fs.getPath("root");
contents = Files.walk(root)
.filter(p -> !Files.isDirectory(p))
.map(this::pathToContents)
.sorted()
.collect(Collectors.toSet());
}
return contents;
}
private String pathToContents(Path path) {
try {
return new String(Files.readAllBytes(path));
} catch (IOException x) {
throw new UncheckedIOException(x);
}
}
}