Demo.java

package jetbrains.mps.samples.SwingBuilder.sandbox;

/*Generated by MPS */

import java.util.List;
import jetbrains.mps.internal.collections.runtime.ListSequence;
import java.util.ArrayList;
import jetbrains.mps.samples.LightweightDSL.plugin.transformRuntime.PipelineElement;
import jetbrains.mps.internal.collections.runtime.IVisitor;
import jetbrains.mps.baseLanguage.closures.runtime.Wrappers;

/**
 * Creates a transforming pipeline and processes the integer data printing out the result.
 */
public class Demo {
  public List<Integer> getData() {
    return ListSequence.fromListAndArray(new ArrayList<Integer>(), 1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
  }
  public List<PipelineElement> getTransformers() {
    List<PipelineElement> transformers = ListSequence.fromList(new ArrayList<PipelineElement>());
    ListSequence.fromList(transformers).addElement(new Square());
    ListSequence.fromList(transformers).addElement(new Duplicate());
    ListSequence.fromList(transformers).addElement(new BigValues());
    return transformers;
  }

  private void run() {
    List<Integer> data = getData();
    System.out.println("Initial data: \t\t" + data);
    final List<Integer> processedData = ListSequence.fromList(new ArrayList<Integer>());
    final List<PipelineElement> transformers = getTransformers();
    ListSequence.fromList(data).visitAll(new IVisitor<Integer>() {
      public void visit(Integer dataPiece) {
        final Wrappers._int piece = new Wrappers._int(dataPiece);
        ListSequence.fromList(transformers).visitAll(new IVisitor<PipelineElement>() {
          public void visit(PipelineElement transformer) {
            piece.value = transformer.transformValue(piece.value);
            if (piece.value == Integer.MIN_VALUE) {
              return;
            }
          }
        });
        if (piece.value != Integer.MIN_VALUE) {
          ListSequence.fromList(processedData).addElement(piece.value);
        }
      }
    });
    System.out.println("Processed data: \t" + processedData);
  }

  public static void main(String[] args) {
    new Demo().run();
  }


}