Bugfix - check javac compile() exit status instead of parsing it's

output text

h2/src/main/org/h2/util/SourceCompiler.java

@@ -339,12 +339,13 @@ public class SourceCompiler {
             ArrayList<JavaFileObject> compilationUnits = new ArrayList<>();
             compilationUnits.add(new StringJavaFileObject(fullClassName, source));
             // cannot concurrently compile
+            final boolean ok;
             synchronized (JAVA_COMPILER) {
-                JAVA_COMPILER.getTask(writer, fileManager, null, null,
+                ok = JAVA_COMPILER.getTask(writer, fileManager, null, null,
                         null, compilationUnits).call();
             }
             String output = writer.toString();
-            handleSyntaxError(output);
+            handleSyntaxError(output, (ok? 0: 1));
             return fileManager.getClassLoader(null).loadClass(fullClassName);
         } catch (ClassNotFoundException | IOException e) {
             throw DbException.convert(e);
@@ -375,7 +376,7 @@ public class SourceCompiler {
             copyInThread(p.getErrorStream(), buff);
             p.waitFor();
             String output = new String(buff.toByteArray(), StandardCharsets.UTF_8);
-            handleSyntaxError(output);
+            handleSyntaxError(output, p.exitValue());
             return p.exitValue();
         } catch (Exception e) {
             throw DbException.convert(e);
@@ -400,14 +401,17 @@ public class SourceCompiler {
             Method compile;
             compile = JAVAC_SUN.getMethod("compile", String[].class);
             Object javac = JAVAC_SUN.getDeclaredConstructor().newInstance();
-            compile.invoke(javac, (Object) new String[] {
+            // Bugfix: Here we should check exit status value instead of parsing javac output text.
+            // Because of the output text is different in different locale environment.
+            // @since 2018-07-20 little-pan
+            final Integer status = (Integer)compile.invoke(javac, (Object) new String[] {
                     "-sourcepath", COMPILE_DIR,
                     // "-Xlint:unchecked",
                     "-d", COMPILE_DIR,
                     "-encoding", "UTF-8",
                     javaFile.getAbsolutePath() });
             String output = new String(buff.toByteArray(), StandardCharsets.UTF_8);
-            handleSyntaxError(output);
+            handleSyntaxError(output, status);
         } catch (Exception e) {
             throw DbException.convert(e);
         } finally {
@@ -415,7 +419,10 @@ public class SourceCompiler {
         }
     }
 
-    private static void handleSyntaxError(String output) {
+    private static void handleSyntaxError(String output, int exitStatus) {
+    	if(0 == exitStatus){
+    		return;
+    	}
         boolean syntaxError = false;
         final BufferedReader reader = new BufferedReader(new StringReader(output));
         try {