8350102: Decouple jpackage test-lib Executor.Result and Executor classes

Backport-of: 3487f8cbd55b06d332d897a010ae8eb371dd4956

Author: GoeLin

test/jdk/tools/jpackage/helpers/jdk/jpackage/test/Executor.java

@@ -36,6 +36,7 @@
 import java.util.HashSet;
 import java.util.List;
 import java.util.Objects;
+import java.util.Optional;
 import java.util.Set;
 import java.util.function.Supplier;
 import java.util.regex.Pattern;
@@ -77,6 +78,10 @@ public Executor setToolProvider(JavaTool v) {
         return setToolProvider(v.asToolProvider());
     }
 
+    public Optional<Path> getExecutable() {
+        return Optional.ofNullable(executable);
+    }
+
     public Executor setDirectory(Path v) {
         directory = v;
         return this;
@@ -174,10 +179,10 @@ public Executor dumpOutput(boolean v) {
         return this;
     }
 
-    public class Result {
+    public record Result(int exitCode, List<String> output, Supplier<String> cmdline) {
 
-        Result(int exitCode) {
-            this.exitCode = exitCode;
+        public Result {
+            Objects.requireNonNull(cmdline);
         }
 
         public String getFirstLineOfOutput() {
@@ -188,14 +193,10 @@ public List<String> getOutput() {
             return output;
         }
 
-        public String getPrintableCommandLine() {
-            return Executor.this.getPrintableCommandLine();
-        }
-
         public Result assertExitCodeIs(int expectedExitCode) {
             TKit.assertEquals(expectedExitCode, exitCode, String.format(
                     "Check command %s exited with %d code",
-                    getPrintableCommandLine(), expectedExitCode));
+                    cmdline.get(), expectedExitCode));
             return this;
         }
 
@@ -206,9 +207,6 @@ public Result assertExitCodeIsZero() {
         public int getExitCode() {
             return exitCode;
         }
-
-        final int exitCode;
-        private List<String> output;
     }
 
     public Result executeWithoutExitCodeCheck() {
@@ -406,28 +404,34 @@ private Result runExecutable() throws IOException, InterruptedException {
             }
         }
 
-        Result reply = new Result(process.waitFor());
-        trace("Done. Exit code: " + reply.exitCode);
+        final int exitCode = process.waitFor();
+        trace("Done. Exit code: " + exitCode);
 
+        final List<String> output;
         if (outputLines != null) {
-            reply.output = Collections.unmodifiableList(outputLines);
+            output = Collections.unmodifiableList(outputLines);
+        } else {
+            output = null;
         }
-        return reply;
+        return createResult(exitCode, output);
     }
 
-    private Result runToolProvider(PrintStream out, PrintStream err) {
+    private int runToolProvider(PrintStream out, PrintStream err) {
         trace("Execute " + getPrintableCommandLine() + "...");
-        Result reply = new Result(toolProvider.run(out, err, args.toArray(
-                String[]::new)));
-        trace("Done. Exit code: " + reply.exitCode);
-        return reply;
+        final int exitCode = toolProvider.run(out, err, args.toArray(
+                String[]::new));
+        trace("Done. Exit code: " + exitCode);
+        return exitCode;
     }
 
+    private Result createResult(int exitCode, List<String> output) {
+        return new Result(exitCode, output, this::getPrintableCommandLine);
+    }
 
     private Result runToolProvider() throws IOException {
         if (!withSavedOutput()) {
             if (saveOutputType.contains(SaveOutputType.DUMP)) {
-                return runToolProvider(System.out, System.err);
+                return createResult(runToolProvider(System.out, System.err), null);
             }
 
             PrintStream nullPrintStream = new PrintStream(new OutputStream() {
@@ -436,36 +440,40 @@ public void write(int b) {
                     // Nop
                 }
             });
-            return runToolProvider(nullPrintStream, nullPrintStream);
+            return createResult(runToolProvider(nullPrintStream, nullPrintStream), null);
         }
 
         try (ByteArrayOutputStream buf = new ByteArrayOutputStream();
                 PrintStream ps = new PrintStream(buf)) {
-            Result reply = runToolProvider(ps, ps);
+            final var exitCode = runToolProvider(ps, ps);
             ps.flush();
+            final List<String> output;
             try (BufferedReader bufReader = new BufferedReader(new StringReader(
                     buf.toString()))) {
                 if (saveOutputType.contains(SaveOutputType.FIRST_LINE)) {
                     String firstLine = bufReader.lines().findFirst().orElse(null);
                     if (firstLine != null) {
-                        reply.output = List.of(firstLine);
+                        output = List.of(firstLine);
+                    } else {
+                        output = null;
                     }
                 } else if (saveOutputType.contains(SaveOutputType.FULL)) {
-                    reply.output = bufReader.lines().collect(
-                            Collectors.toUnmodifiableList());
+                    output = bufReader.lines().collect(Collectors.toUnmodifiableList());
+                } else {
+                    output = null;
                 }
 
                 if (saveOutputType.contains(SaveOutputType.DUMP)) {
                     Stream<String> lines;
                     if (saveOutputType.contains(SaveOutputType.FULL)) {
-                        lines = reply.output.stream();
+                        lines = output.stream();
                     } else {
                         lines = bufReader.lines();
                     }
                     lines.forEach(System.out::println);
                 }
             }
-            return reply;
+            return createResult(exitCode, output);
         }
     }
 

test/jdk/tools/jpackage/helpers/jdk/jpackage/test/JPackageCommand.java

@@ -57,7 +57,7 @@
  * anything. The simplest is to compile test application and pack in a jar for
  * use on jpackage command line.
  */
-public final class JPackageCommand extends CommandArguments<JPackageCommand> {
+public class JPackageCommand extends CommandArguments<JPackageCommand> {
 
     public JPackageCommand() {
         prerequisiteActions = new Actions();
@@ -733,7 +733,7 @@ public Executor.Result execute(int expectedExitCode) {
                 .createExecutor()
                 .execute(expectedExitCode);
 
-        if (result.exitCode == 0) {
+        if (result.exitCode() == 0) {
             executeVerifyActions();
         }
 

test/jdk/tools/jpackage/helpers/jdk/jpackage/test/WindowsHelper.java

@@ -66,7 +66,7 @@ private static void runMsiexecWithRetries(Executor misexec) {
         for (int attempt = 0; attempt < 8; ++attempt) {
             result = misexec.executeWithoutExitCodeCheck();
 
-            if (result.exitCode == 1605) {
+            if (result.exitCode() == 1605) {
                 // ERROR_UNKNOWN_PRODUCT, attempt to uninstall not installed
                 // package
                 return;
@@ -75,7 +75,7 @@ private static void runMsiexecWithRetries(Executor misexec) {
             // The given Executor may either be of an msiexec command or an
             // unpack.bat script containing the msiexec command. In the later
             // case, when misexec returns 1618, the unpack.bat may return 1603
-            if ((result.exitCode == 1618) || (result.exitCode == 1603)) {
+            if ((result.exitCode() == 1618) || (result.exitCode() == 1603)) {
                 // Another installation is already in progress.
                 // Wait a little and try again.
                 Long timeout = 1000L * (attempt + 3); // from 3 to 10 seconds
@@ -337,7 +337,7 @@ private static String queryRegistryValue(String keyPath, String valueName) {
         var status = Executor.of("reg", "query", keyPath, "/v", valueName)
                 .saveOutput()
                 .executeWithoutExitCodeCheck();
-        if (status.exitCode == 1) {
+        if (status.exitCode() == 1) {
             // Should be the case of no such registry value or key
             String lookupString = "ERROR: The system was unable to find the specified registry key or value.";
             TKit.assertTextStream(lookupString)