[MCOMPILER-516] upgrade plexus-compiler to improve compiling message

Author: hboutemy

pom.xml

@@ -68,7 +68,7 @@ under the License.
       ! The following property is used in the integration tests MCOMPILER-157
     -->
     <mavenPluginPluginVersion>3.5</mavenPluginPluginVersion>
-    <plexusCompilerVersion>2.12.1</plexusCompilerVersion>
+    <plexusCompilerVersion>2.13.0</plexusCompilerVersion>
 
     <groovyVersion>2.4.21</groovyVersion>
     <groovyEclipseCompilerVersion>3.7.0</groovyEclipseCompilerVersion>

src/it/MCOMPILER-192/verify.groovy

@@ -23,7 +23,7 @@ assert logFile.exists()
 def content = logFile.getText('UTF-8')
 
 def causedByExpected = content.contains ( 'Caused by: org.apache.maven.plugin.compiler.CompilationFailureException: Compilation failure' )
-def twoFilesBeingCompiled = content.contains ( '[INFO] Compiling 2 source files to ' )
+def twoFilesBeingCompiled = content.contains ( '[INFO] Compiling 2 source files with javac ' )
 def checkResult = content.contains ( '[INFO] BUILD FAILURE' )
 def compilationFailure1 = content.contains( '[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:')
 

src/main/java/org/apache/maven/plugin/compiler/AbstractCompilerMojo.java

@@ -70,10 +70,8 @@
 import org.apache.maven.toolchain.ToolchainManager;
 import org.codehaus.plexus.compiler.Compiler;
 import org.codehaus.plexus.compiler.CompilerConfiguration;
-import org.codehaus.plexus.compiler.CompilerError;
 import org.codehaus.plexus.compiler.CompilerException;
 import org.codehaus.plexus.compiler.CompilerMessage;
-import org.codehaus.plexus.compiler.CompilerNotImplementedException;
 import org.codehaus.plexus.compiler.CompilerOutputStyle;
 import org.codehaus.plexus.compiler.CompilerResult;
 import org.codehaus.plexus.compiler.manager.CompilerManager;
@@ -1255,15 +1253,7 @@ else if ( !values[0].equals( descriptor.name() ) )
 
         try
         {
-            try
-            {
-                compilerResult = compiler.performCompile( compilerConfiguration );
-            }
-            catch ( CompilerNotImplementedException cnie )
-            {
-                List<CompilerError> messages = compiler.compile( compilerConfiguration );
-                compilerResult = convertToCompilerResult( messages );
-            }
+            compilerResult = compiler.performCompile( compilerConfiguration );
         }
         catch ( Exception e )
         {
@@ -1472,29 +1462,6 @@ protected boolean isTestCompile()
         return false;
     }
 
-    protected CompilerResult convertToCompilerResult( List<CompilerError> compilerErrors )
-    {
-        if ( compilerErrors == null )
-        {
-            return new CompilerResult();
-        }
-        List<CompilerMessage> messages = new ArrayList<>( compilerErrors.size() );
-        boolean success = true;
-        for ( CompilerError compilerError : compilerErrors )
-        {
-            messages.add(
-                new CompilerMessage( compilerError.getFile(), compilerError.getKind(), compilerError.getStartLine(),
-                                     compilerError.getStartColumn(), compilerError.getEndLine(),
-                                     compilerError.getEndColumn(), compilerError.getMessage() ) );
-            if ( compilerError.isError() )
-            {
-                success = false;
-            }
-        }
-
-        return new CompilerResult( success, messages );
-    }
-
     /**
      * @return all source files for the compiler
      */

src/test/java/org/apache/maven/plugin/compiler/stubs/CompilerStub.java

@@ -20,7 +20,6 @@
  */
 
 import org.codehaus.plexus.compiler.CompilerConfiguration;
-import org.codehaus.plexus.compiler.CompilerError;
 import org.codehaus.plexus.compiler.CompilerException;
 import org.codehaus.plexus.compiler.CompilerMessage;
 import org.codehaus.plexus.compiler.CompilerOutputStyle;
@@ -29,7 +28,6 @@
 import java.io.File;
 import java.io.IOException;
 import java.util.Collections;
-import java.util.List;
 
 /**
  * @author Edwin Punzalan
@@ -74,29 +72,6 @@ public boolean canUpdateTarget( CompilerConfiguration compilerConfiguration )
         return false;
     }
 
-    public List<CompilerError> compile( CompilerConfiguration compilerConfiguration )
-        throws CompilerException
-    {
-        File outputDir = new File( compilerConfiguration.getOutputLocation() );
-
-        try
-        {
-            outputDir.mkdirs();
-
-            File outputFile = new File( outputDir, "compiled.class" );
-            if ( !outputFile.exists() && !outputFile.createNewFile() )
-            {
-                throw new CompilerException( "could not create output file: " + outputFile.getAbsolutePath() );
-            }
-        }
-        catch ( IOException e )
-        {
-            throw new CompilerException( "An exception occurred while creating output file", e );
-        }
-
-        return Collections.singletonList( new CompilerError( "message 1", shouldFail ) );
-    }
-
     public CompilerResult performCompile( CompilerConfiguration compilerConfiguration )
         throws CompilerException
     {