Recognise javac.msg.plugin.uncaught.exception error header

"A plugin threw an uncaught exception.
Consult the following stack trace for details."

Author: kriegaex

plexus-compilers/plexus-compiler-javac/src/main/java/org/codehaus/plexus/compiler/javac/JavacCompiler.java

@@ -197,6 +197,17 @@ protected static class Messages {
             "\n\nEin Eingabe-/Ausgabefehler ist aufgetreten.\nDetails finden Sie im folgenden Stacktrace.\n"
         };
 
+        // javac.properties-> javac.msg.plugin.uncaught.exception
+        // (en JDK-8, ja JDK-8, zh_CN JDK-8, en JDK-21, ja JDK-21, zh_CN JDK-21, de JDK-21)
+        protected static final String[] PLUGIN_ERROR_HEADERS = {
+            "\n\nA plugin threw an uncaught exception.\nConsult the following stack trace for details.\n",
+            "\n\nプラグインで捕捉されない例外がスローされました。\n詳細は次のスタック・トレースで調査してください。\n",
+            "\n\n插件抛出未捕获的异常错误。\n有关详细信息, 请参阅以下堆栈跟踪。\n",
+            "\n\nA plugin threw an uncaught exception.\nConsult the following stack trace for details.\n",
+            "\n\nプラグインで捕捉されない例外がスローされました。\n詳細は次のスタック・トレースで調査してください。\n",
+            "\n\n插件抛出未捕获的异常错误。\n有关详细信息, 请参阅以下堆栈跟踪。\n",
+            "\n\nEin Plug-in hat eine nicht abgefangene Ausnahme ausgel\u00F6st.\nDetails finden Sie im folgenden Stacktrace.\n"
+        };
     }
 
     private static final Object LOCK = new Object();
@@ -782,7 +793,8 @@ static List<CompilerMessage> parseModernStream(int exitCode, BufferedReader inpu
                 || (cleanedUpMessage = getFileABugError(bufferContent)) != null
                 || (cleanedUpMessage = getAnnotationProcessingError(bufferContent)) != null
                 || (cleanedUpMessage = getSystemOutOfResourcesError(bufferContent)) != null
-                || (cleanedUpMessage = getIOError(bufferContent)) != null) {
+                || (cleanedUpMessage = getIOError(bufferContent)) != null
+                || (cleanedUpMessage = getPluginError(bufferContent)) != null) {
             errors.add(new CompilerMessage(cleanedUpMessage, ERROR));
         } else if (hasPointer) {
             // A compiler message remains in buffer at end of parse stream
@@ -851,6 +863,10 @@ private static String getIOError(String message) {
         return getTextStartingWithPrefix(message, IO_ERROR_HEADERS);
     }
 
+    private static String getPluginError(String message) {
+        return getTextStartingWithPrefix(message, PLUGIN_ERROR_HEADERS);
+    }
+
     private static boolean startsWithPrefix(String text, String[] prefixes) {
         for (String prefix : prefixes) {
             if (text.startsWith(prefix)) {

plexus-compilers/plexus-compiler-javac/src/test/java/org/codehaus/plexus/compiler/javac/ErrorMessageParserTest.java

@@ -812,7 +812,9 @@ private static Stream<Arguments> testStackTraceWithUnknownHeader_args() {
                 Arguments.of(
                         "modified out of resources error header",
                         SYSTEM_OUT_OF_RESOURCES_ERROR_HEADERS[0].replaceAll("resources", "memory")),
-                Arguments.of("modified I/O error header", IO_ERROR_HEADERS[0].replaceAll("input/output", "I/O")));
+                Arguments.of("modified I/O error header", IO_ERROR_HEADERS[0].replaceAll("input/output", "I/O")),
+                Arguments.of(
+                        "modified plugin error header", PLUGIN_ERROR_HEADERS[0].replaceAll("uncaught", "unhandled")));
     }
 
     @ParameterizedTest(name = "{0}")
@@ -977,6 +979,46 @@ private static Stream<Arguments> testIOError_args() {
                 Arguments.of("JDK 21 German", IO_ERROR_HEADERS[6]));
     }
 
+    @ParameterizedTest(name = "{0}")
+    @MethodSource("testPluginError_args")
+    public void testPluginError(String jdkAndLocale, String stackTraceHeader) throws Exception {
+        String stackTraceWithHeader = UNIDENTIFIED_LOG_LINES + stackTraceHeader + stackTracePluginError;
+
+        List<CompilerMessage> compilerMessages =
+                JavacCompiler.parseModernStream(4, new BufferedReader(new StringReader(stackTraceWithHeader)));
+
+        assertThat(compilerMessages, notNullValue());
+        assertThat(compilerMessages, hasSize(1));
+
+        String message = compilerMessages.get(0).getMessage().replaceAll(EOL, "\n");
+        // Parser retains stack trace header
+        assertThat(message, startsWith(stackTraceHeader));
+        assertThat(message, endsWith(stackTracePluginError));
+    }
+
+    private static final String stackTracePluginError =
+            "A plugin threw an uncaught exception.\n" + "Consult the following stack trace for details.\n"
+                    + "java.lang.NoSuchMethodError: com.sun.tools.javac.util.JavacMessages.add(Lcom/sun/tools/javac/util/JavacMessages$ResourceBundleHelper;)V\n"
+                    + "\tat com.google.errorprone.BaseErrorProneJavaCompiler.setupMessageBundle(BaseErrorProneJavaCompiler.java:202)\n"
+                    + "\tat com.google.errorprone.ErrorProneJavacPlugin.init(ErrorProneJavacPlugin.java:40)\n"
+                    + "\tat com.sun.tools.javac.main.Main.compile(Main.java:470)\n"
+                    + "\tat com.sun.tools.javac.main.Main.compile(Main.java:381)\n"
+                    + "\tat com.sun.tools.javac.main.Main.compile(Main.java:370)\n"
+                    + "\tat com.sun.tools.javac.main.Main.compile(Main.java:361)\n"
+                    + "\tat com.sun.tools.javac.Main.compile(Main.java:56)\n"
+                    + "\tat com.sun.tools.javac.Main.main(Main.java:42)\n";
+
+    private static Stream<Arguments> testPluginError_args() {
+        return Stream.of(
+                Arguments.of("JDK 8 English", PLUGIN_ERROR_HEADERS[0]),
+                Arguments.of("JDK 8 Japanese", PLUGIN_ERROR_HEADERS[1]),
+                Arguments.of("JDK 8 Chinese", PLUGIN_ERROR_HEADERS[2]),
+                Arguments.of("JDK 21 English", PLUGIN_ERROR_HEADERS[3]),
+                Arguments.of("JDK 21 Japanese", PLUGIN_ERROR_HEADERS[4]),
+                Arguments.of("JDK 21 Chinese", PLUGIN_ERROR_HEADERS[5]),
+                Arguments.of("JDK 21 German", PLUGIN_ERROR_HEADERS[6]));
+    }
+
     @Test
     public void testNonAnchoredWarning() throws IOException {
         final String error = "warning: [options] bootstrap class path not set in conjunction with -source 1.6" + EOL