public File buildOne(String filename, File dir) throws Exception {

    String dist = "dev";
    final MediaType type;
    AssetWriter writer;
    if (scripts.test(filename)) {
      type = MediaType.js;
      writer = new AssetWriter(dist, null, dir, ".js", ";", charset, this.fileset, scripts);
    } else if (styles.test(filename)) {
      type = MediaType.css;
      writer = new AssetWriter(dist, null, dir, ".css", "", charset, this.fileset, styles);
    } else {
      return null;
    }

    List<AssetProcessor> pipeline = pipeline(dist);
    compile(pipeline, ImmutableList.of(filename).iterator(), type, writer, path -> true, 0, 0);

    return new File(dir, filename);
  }
public File buildOne(String filename, File dir) throws Exception {

    String dist = "dev";
    final MediaType type;
    AssetWriter writer;
    if (scripts.test(filename)) {
      type = MediaType.js;
      writer = new AssetWriter(dist, null, dir, ".js", ";", charset, this.fileset, scripts);
    } else if (styles.test(filename)) {
      type = MediaType.css;
      writer = new AssetWriter(dist, null, dir, ".css", "", charset, this.fileset, styles);
    } else {
      return null;
    }

    List<AssetProcessor> pipeline = pipeline(dist);
    compile(pipeline, ImmutableList.of(filename).iterator(), type, writer, path -> true, 0, 0);

    return new File(dir, filename);
  }
public File buildOne ( String filename , File dir ) throws Exception { String dist = "dev" ; final MediaType type ; AssetWriter writer ; if ( scripts . test ( filename ) ) { type = MediaType . js ; writer = new AssetWriter ( dist , null , dir , ".js" , ";" , charset , this . fileset , scripts ) ; } else if ( styles . test ( filename ) ) { type = MediaType . css ; writer = new AssetWriter ( dist , null , dir , ".css" , "" , charset , this . fileset , styles ) ; } else { return null ; } List < AssetProcessor > pipeline = pipeline ( dist ) ; compile ( pipeline , ImmutableList . of ( filename ) . iterator ( ) , type , writer , path -> true , 0 , 0 ) ; return new File ( dir , filename ) ; }
Apply the processor pipeline to the given asset. Like {@link #build(String, File)} but for a
single file or asset.

@param filename Asset to build.
@return Processed asset.
@throws Exception If something goes wrong.
Apply the processor pipeline to the given asset . Like { @link #build ( String File ) } but for a single file or asset .