log all compiler output at debug level

Author: jaredstehler

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

@@ -635,6 +635,11 @@ protected CompilerResult compileOutOfProcess( CompilerConfiguration config, Stri
         {
             returnCode = CommandLineUtils.executeCommandLine( cli, out, out );
 
+            if ( log.isDebugEnabled() )
+            {
+                log.debug( "Compiler output:\n{}", out.getOutput() );
+            }
+
             messages = parseModernStream( returnCode, new BufferedReader( new StringReader( out.getOutput() ) ) );
         }
         catch ( CommandLineException | IOException e )
@@ -684,7 +689,7 @@ protected CompilerResult compileInProcessWithProperClassloader( Class<?> javacCl
     /**
      * Helper method for compileInProcess()
      */
-    private static CompilerResult compileInProcess0( Class<?> javacClass, String[] args )
+    private CompilerResult compileInProcess0( Class<?> javacClass, String[] args )
         throws CompilerException
     {
         StringWriter out = new StringWriter();
@@ -699,6 +704,11 @@ private static CompilerResult compileInProcess0( Class<?> javacClass, String[] a
 
             ok = (Integer) compile.invoke( null, new Object[]{ args, new PrintWriter( out ) } );
 
+            if ( log.isDebugEnabled() )
+            {
+                log.debug( "Compiler output:\n{}", out.toString() );
+            }
+
             messages = parseModernStream( ok, new BufferedReader( new StringReader( out.toString() ) ) );
         }
         catch ( NoSuchMethodException | IOException | InvocationTargetException | IllegalAccessException e )