How to use

org.camunda.bpm.engine.impl.form.engine.HtmlDocumentBuilder

constructor

public String execute() {
 HtmlDocumentBuilder builder = new HtmlDocumentBuilder(new HtmlElementWriter("html"));
 addHtmlHead(builder);
 addHtmlBody(builder);
 return builder
  .endElement()
  .getHtmlString();
}

protected String renderFormData(FormData formData) {
 if(formData == null
   || (formData.getFormFields() == null || formData.getFormFields().isEmpty())
   && (formData.getFormProperties() == null || formData.getFormProperties().isEmpty())) {
  return null;
 } else {
  HtmlElementWriter formElement = new HtmlElementWriter(FORM_ELEMENT)
    .attribute(NAME_ATTRIBUTE, GENERATED_FORM_NAME)
    .attribute(ROLE_ATTRIBUTE, FORM_ROLE);
  HtmlDocumentBuilder documentBuilder = new HtmlDocumentBuilder(formElement);
  // render fields
  for (FormField formField : formData.getFormFields()) {
   renderFormField(formField, documentBuilder);
  }
  // render deprecated form properties
  for (FormProperty formProperty : formData.getFormProperties()) {
   renderFormField(new FormPropertyAdapter(formProperty), documentBuilder);
  }
  // end document element
  documentBuilder.endElement();
  return documentBuilder.getHtmlString();
 }
}

protected String renderFormData(FormData formData) {
 if(formData == null
   || (formData.getFormFields() == null || formData.getFormFields().isEmpty())
   && (formData.getFormProperties() == null || formData.getFormProperties().isEmpty())) {
  return null;
 } else {
  HtmlElementWriter formElement = new HtmlElementWriter(FORM_ELEMENT)
    .attribute(NAME_ATTRIBUTE, GENERATED_FORM_NAME)
    .attribute(ROLE_ATTRIBUTE, FORM_ROLE);
  HtmlDocumentBuilder documentBuilder = new HtmlDocumentBuilder(formElement);
  // render fields
  for (FormField formField : formData.getFormFields()) {
   renderFormField(formField, documentBuilder);
  }
  // render deprecated form properties
  for (FormProperty formProperty : formData.getFormProperties()) {
   renderFormField(new FormPropertyAdapter(formProperty), documentBuilder);
  }
  // end document element
  documentBuilder.endElement();
  return documentBuilder.getHtmlString();
 }
}

protected String renderFormData(FormData formData) {
 if(formData == null
   || (formData.getFormFields() == null || formData.getFormFields().isEmpty())
   && (formData.getFormProperties() == null || formData.getFormProperties().isEmpty())) {
  return null;
 } else {
  HtmlElementWriter formElement = new HtmlElementWriter(FORM_ELEMENT)
    .attribute(NAME_ATTRIBUTE, GENERATED_FORM_NAME)
    .attribute(ROLE_ATTRIBUTE, FORM_ROLE);
  HtmlDocumentBuilder documentBuilder = new HtmlDocumentBuilder(formElement);
  // render fields
  for (FormField formField : formData.getFormFields()) {
   renderFormField(formField, documentBuilder);
  }
  // render deprecated form properties
  for (FormProperty formProperty : formData.getFormProperties()) {
   renderFormField(new FormPropertyAdapter(formProperty), documentBuilder);
  }
  // end document element
  documentBuilder.endElement();
  return documentBuilder.getHtmlString();
 }
}

protected String renderFormData(FormData formData) {
 if(formData == null
   || (formData.getFormFields() == null || formData.getFormFields().isEmpty())
   && (formData.getFormProperties() == null || formData.getFormProperties().isEmpty())) {
  return null;
 } else {
  HtmlElementWriter formElement = new HtmlElementWriter(FORM_ELEMENT)
    .attribute(NAME_ATTRIBUTE, GENERATED_FORM_NAME)
    .attribute(ROLE_ATTRIBUTE, FORM_ROLE);
  HtmlDocumentBuilder documentBuilder = new HtmlDocumentBuilder(formElement);
  // render fields
  for (FormField formField : formData.getFormFields()) {
   renderFormField(formField, documentBuilder);
  }
  // render deprecated form properties
  for (FormProperty formProperty : formData.getFormProperties()) {
   renderFormField(new FormPropertyAdapter(formProperty), documentBuilder);
  }
  // end document element
  documentBuilder.endElement();
  return documentBuilder.getHtmlString();
 }
}

String htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName"))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName></someTagName>", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName", true))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName />", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName", true).attribute("someAttr", "someAttrValue"))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName someAttr=\"someAttrValue\" />", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName").attribute("someAttr", "someAttrValue"))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName someAttr=\"someAttrValue\"></someTagName>", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName").attribute("someAttr", null))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName someAttr></someTagName>", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName").textContent("someTextContent"))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName>someTextContent</someTagName>", htmlString);

HtmlDocumentBuilder builder = new HtmlDocumentBuilder(writer);
builder.setEmitAsDocument(false);

protected String renderFormData(FormData formData) {
 if(formData == null
   || (formData.getFormFields() == null || formData.getFormFields().isEmpty())
   && (formData.getFormProperties() == null || formData.getFormProperties().isEmpty())) {
  return null;
 } else {
  HtmlElementWriter formElement = new HtmlElementWriter(FORM_ELEMENT)
    .attribute(NAME_ATTRIBUTE, GENERATED_FORM_NAME)
    .attribute(ROLE_ATTRIBUTE, FORM_ROLE);
  HtmlDocumentBuilder documentBuilder = new HtmlDocumentBuilder(formElement);
  // render fields
  for (FormField formField : formData.getFormFields()) {
   renderFormField(formField, documentBuilder);
  }
  // render deprecated form properties
  for (FormProperty formProperty : formData.getFormProperties()) {
   renderFormField(new FormPropertyAdapter(formProperty), documentBuilder);
  }
  // end document element
  documentBuilder.endElement();
  return documentBuilder.getHtmlString();
 }
}

protected String renderFormData(FormData formData) {
 if(formData == null
   || (formData.getFormFields() == null || formData.getFormFields().isEmpty())
   && (formData.getFormProperties() == null || formData.getFormProperties().isEmpty())) {
  return null;
 } else {
  HtmlElementWriter formElement = new HtmlElementWriter(FORM_ELEMENT)
    .attribute(NAME_ATTRIBUTE, GENERATED_FORM_NAME)
    .attribute(ROLE_ATTRIBUTE, FORM_ROLE);
  HtmlDocumentBuilder documentBuilder = new HtmlDocumentBuilder(formElement);
  // render fields
  for (FormField formField : formData.getFormFields()) {
   renderFormField(formField, documentBuilder);
  }
  // render deprecated form properties
  for (FormProperty formProperty : formData.getFormProperties()) {
   renderFormField(new FormPropertyAdapter(formProperty), documentBuilder);
  }
  // end document element
  documentBuilder.endElement();
  return documentBuilder.getHtmlString();
 }
}

public String execute() {
 HtmlDocumentBuilder documentBuilder = new HtmlDocumentBuilder(new HtmlElementWriter("html"));

String htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName"))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName></someTagName>", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName", true))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName />", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName", true).attribute("someAttr", "someAttrValue"))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName someAttr=\"someAttrValue\" />", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName").attribute("someAttr", "someAttrValue"))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName someAttr=\"someAttrValue\"></someTagName>", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName").attribute("someAttr", null))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName someAttr></someTagName>", htmlString);
htmlString = new HtmlDocumentBuilder(new HtmlElementWriter("someTagName").textContent("someTextContent"))
 .endElement()
 .getHtmlString();
assertHtmlEquals("<someTagName>someTextContent</someTagName>", htmlString);