Clean up phase

Author: danilo-ambrosio

src/main/frontend/package-lock.json

@@ -8,6 +8,7 @@
 import io.vlingo.xoom.common.Tuple2;
 import io.vlingo.xoom.designer.codegen.CodeGenerationParameterValidationStep;
 import io.vlingo.xoom.designer.codegen.StagingFolderCleanUpStep;
+import io.vlingo.xoom.designer.codegen.StagingFolderCleanUpStep.Phase;
 import io.vlingo.xoom.designer.codegen.TemporaryTaskFolderCreationStep;
 import io.vlingo.xoom.designer.codegen.java.applicationsettings.ApplicationSettingsGenerationStep;
 import io.vlingo.xoom.designer.codegen.java.autodispatch.AutoDispatchMappingGenerationStep;
@@ -77,7 +78,7 @@ private static List<CodeGenerationStep> codeGenerationSteps() {
             //Preliminary
             new CodeGenerationParameterValidationStep(),
             new MainClassResolverStep(),
-            new StagingFolderCleanUpStep(),
+            new StagingFolderCleanUpStep(Phase.PRE_GENERATION),
             new TemporaryTaskFolderCreationStep(),
             //Java
             new ReadmeFileGenerationStep(),
@@ -110,7 +111,7 @@ private static List<CodeGenerationStep> codeGenerationSteps() {
             new MavenWrapperInstallationStep(),
             new SchemaPushStep(withType(CommandExecutionProcess.class)),
             new SchemaPullStep(withType(CommandExecutionProcess.class)),
-            new StagingFolderCleanUpStep()
+            new StagingFolderCleanUpStep(Phase.POST_GENERATION)
     );
   }
 

src/main/java/io/vlingo/xoom/designer/Configuration.java

@@ -10,6 +10,7 @@
 import io.vlingo.xoom.codegen.CodeGenerationStep;
 import io.vlingo.xoom.designer.ModelProcessingException;
 import io.vlingo.xoom.designer.infrastructure.StagingFolder;
+import io.vlingo.xoom.turbo.ComponentRegistry;
 import org.apache.commons.io.FileUtils;
 
 import java.io.IOException;
@@ -20,6 +21,12 @@
 
 public class StagingFolderCleanUpStep implements CodeGenerationStep {
 
+  private final Phase phase;
+
+  public StagingFolderCleanUpStep(final Phase phase) {
+    this.phase = phase;
+  }
+
   @Override
   public void process(final CodeGenerationContext context) {
     try {
@@ -39,4 +46,18 @@ private void removeDirectory(final Path directory) {
     }
   }
 
+  @Override
+  public boolean shouldProcess(final CodeGenerationContext context) {
+    final GenerationTarget generationTarget = ComponentRegistry.withType(GenerationTarget.class);
+    if(generationTarget.supportDownload()) {
+      return phase.equals(Phase.PRE_GENERATION);
+    }
+    return true;
+  }
+
+  public enum Phase {
+    PRE_GENERATION,
+    POST_GENERATION
+  }
+
 }