Split ModuleWriter in ModuleWrite and ModuleGenerator

src/de/inetsoftware/jwebassembly/JWebAssembly.java

@@ -30,6 +30,7 @@ import javax.annotation.Nonnull;
 
 import de.inetsoftware.classparser.ClassFile;
 import de.inetsoftware.jwebassembly.binary.BinaryModuleWriter;
+import de.inetsoftware.jwebassembly.module.ModuleGenerator;
 import de.inetsoftware.jwebassembly.module.ModuleWriter;
 import de.inetsoftware.jwebassembly.text.TextModuleWriter;
 
@@ -157,14 +158,15 @@ public class JWebAssembly {
      *             if any conversion error occurs
      */
     private void compile( ModuleWriter writer ) throws IOException, WasmException {
+        ModuleGenerator generator = new ModuleGenerator( writer );
         for( URL url : classFiles ) {
             ClassFile classFile = new ClassFile( new BufferedInputStream( url.openStream() ) );
-            writer.prepare( classFile );
+            generator.prepare( classFile );
         }
-        writer.prepareFinish();
+        generator.prepareFinish();
         for( URL url : classFiles ) {
             ClassFile classFile = new ClassFile( new BufferedInputStream( url.openStream() ) );
-            writer.write( classFile );
+            generator.write( classFile );
         }
     }
 }

src/de/inetsoftware/jwebassembly/binary/BinaryModuleWriter.java

@@ -277,9 +277,7 @@ public class BinaryModuleWriter extends ModuleWriter implements InstructionOpcod
      * {@inheritDoc}
      */
     @Override
-    protected void writeMethodSignature( MethodInfo method ) throws IOException, WasmException {
+    protected void writeMethodParamFinish() throws IOException {
-        super.writeMethodSignature( method );
-
         int typeId = functionTypes.indexOf( functionType );
         if( typeId < 0 ) {
             typeId = functionTypes.size();

src/de/inetsoftware/jwebassembly/text/TextModuleWriter.java

@@ -106,6 +106,12 @@ public class TextModuleWriter extends ModuleWriter {
         output.append( " (" ).append( kind ).append( ' ' ).append( valueType.toString() ).append( ')' );
     }
 
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    protected void writeMethodParamFinish() throws IOException {}
+
     /**
      * {@inheritDoc}
      */