How to use org.jbpm.formModeler.api.client

@Override
public Form getForm( String ctxUID ) {
  FormEditorContext context = formEditorContextManager.getRootEditorContext( ctxUID );
  if ( context != null ) return context.getForm();
  return null;
}

@Override
public Form getForm(String ctxUID) {
  FormRenderContext renderContext = formRenderContextManager.getRootContext(ctxUID);
  if (renderContext != null) {
    return renderContext.getForm();
  }
  return null;
}

public FormRenderContextTO(FormRenderContext context) {
  this.ctxUID = context.getUID();
  this.submit = context.isSubmit();
  this.errors = context.getErrors();
}

@Override
public void completeTaskFromContext(String ctxUID,
                  String serverTemplateId,
                  String containerId,
                  Long taskId) {
  Map<String, Object> params = formRenderContextManager.getFormRenderContext(ctxUID).getOutputData();
  formRenderContextManager.removeContext(ctxUID);
  taskService.completeTask(serverTemplateId,
               containerId,
               taskId,
               params);
}

  protected void initContext() {
    context = new FormRenderContext(CTX_UID,
                    form,
                    inputs,
                    outputs);

    when(formRenderContextManager.getFormRenderContext(anyString())).thenReturn(context);
    when(formRenderContextManager.getRootContext(anyString())).thenReturn(context);
  }
}

public Form getForm() {
  return renderContext.getForm();
}

public String getCtxUID() {
  return ctx.getUID();
}

@Override
public void clear(String ctxUID) {
  clear(formRenderContextManager.getFormRenderContext(ctxUID));
}

  public boolean isSubmited() {
    return ctx.isSubmit();
  }
}

  public boolean isMine(String ctxUID) {
    return context.getCtxUID().equals(ctxUID);
  }
}

  @Override
  public void clearContext(String ctxUID) {
    formRenderContextManager.removeContext(ctxUID);
  }
}

public boolean isReadonly() {
  return ctx.isReadonly();
}

public void setForm(Form form) {
  renderContext.setForm(form);
}

@Override
public void beforeRenderBean() {
  if (ctx != null) ctx.setInUse(true);
}

@Override
public void removeEditingForm( String ctxUID ) {
  formEditorContextManager.removeEditingForm( ctxUID );
}

@Override
public Form getForm( String ctxUID ) {
  FormRenderContext renderContext = formRenderContextManager.getRootContext( ctxUID );
  if ( renderContext != null ) return renderContext.getForm();
  return null;
}

@Override
public Long startProcessFromRenderContext(String ctxUID,
                     String serverTemplateId,
                     String domainId,
                     String processId,
                     String correlationKey,
                     Long parentProcessInstanceId) {
  Map<String, Object> params = formRenderContextManager.getFormRenderContext(ctxUID).getOutputData();
  formRenderContextManager.removeContext(ctxUID);
  return processService.startProcess(serverTemplateId,
                    domainId,
                    processId,
                    correlationKey,
                    params);
}

public Form getForm() {
  return ctx == null ? null : ctx.getForm();
}

public String getUID() {
  return renderContext.getUID();
}

@Override
public Long saveTaskStateFromRenderContext(String ctxUID,
                      String serverTemplateId,
                      String containerId,
                      Long taskId,
                      boolean clearStatus) {
  Map<String, Object> params = formRenderContextManager.getFormRenderContext(ctxUID).getOutputData();
  if (clearStatus) {
    formRenderContextManager.removeContext(ctxUID);
  }
  taskService.saveTaskContent(serverTemplateId,
                containerId,
                taskId,
                params);
  return -1l;
}