How to use org.springframework.web.servlet.tags.form

/**
 * Closes the current opening tag and marks it as a block tag.
 */
private void closeTagAndMarkAsBlock() throws JspException {
  if (!currentState().isBlockTag()) {
    currentState().markAsBlockTag();
    this.writer.append(">");
  }
}

/**
 * Clean up any attributes and stored resources.
 */
@Override
public void doFinally() {
  super.doFinally();
  removeAttributes();
  this.tagWriter = null;
  this.bodyContent = null;
}

/**
 * Writes the '{@code value}' attribute to the supplied {@link TagWriter}.
 * Subclasses may choose to override this implementation to control exactly
 * when the value is written.
 */
protected void writeValue(TagWriter tagWriter) throws JspException {
  String valueToUse = (getValue() != null ? getValue() : getDefaultValue());
  tagWriter.writeAttribute("value", processFieldValue(getName(), valueToUse, getType()));
}

@Override
protected void writeTagDetails(TagWriter tagWriter) throws JspException {
  tagWriter.writeAttribute("type", getInputType());
  Object resolvedValue = evaluate("value", getValue());
  renderFromValue(resolvedValue, tagWriter);
}

  @Override
  protected TagWriter createTagWriter() {
    return new TagWriter(getWriter());
  }
};

  @Override
  protected TagWriter createTagWriter() {
    return new TagWriter(getWriter());
  }
};

  @Override
  protected TagWriter createTagWriter() {
    return new TagWriter(getWriter());
  }
};

  @Override
  protected TagWriter createTagWriter() {
    return new TagWriter(getWriter());
  }
};

@Override
protected void assertValueAttribute(String output, String expectedValue) {
  if (this.getPasswordTag().isShowPassword()) {
    super.assertValueAttribute(output, expectedValue);
  }
  else {
    super.assertValueAttribute(output, "");
  }
}

  @Override
  public String getAsText() {
    return ((Country) getValue()).getName();
  }
});

@Override
public void setAsText(String text) throws IllegalArgumentException {
  setValue(Country.getCountryWithIsoCode(text));
}
@Override

@Override
public void setAsText(String text) throws IllegalArgumentException {
  setValue(Country.getCountryWithIsoCode(text));
}
@Override

@Override
@SuppressWarnings("serial")
protected void onSetUp() {
  this.tag = new RadioButtonsTag() {
    @Override
    protected TagWriter createTagWriter() {
      return new TagWriter(getWriter());
    }
  };
  this.tag.setPageContext(getPageContext());
}

  @Override
  public String getAsText() {
    return ((ItemPet) getValue()).getName();
  }
}

@Override
@SuppressWarnings("serial")
protected void onSetUp() {
  this.tag = new CheckboxTag() {
    @Override
    protected TagWriter createTagWriter() {
      return new TagWriter(getWriter());
    }
  };
  this.tag.setPageContext(getPageContext());
}

  @Override
  public String getAsText() {
    RulesVariant rulesVariant = (RulesVariant) getValue();
    return rulesVariant.toId();
  }
}

@Override
@SuppressWarnings("serial")
protected void onSetUp() {
  this.tag = new LabelTag() {
    @Override
    protected TagWriter createTagWriter() {
      return new TagWriter(getWriter());
    }
  };
  this.tag.setPageContext(getPageContext());
}

@Override
public void setAsText(String text) throws IllegalArgumentException {
  setValue(Country.getCountryWithIsoCode(text));
}
@Override

@Override
public void setAsText(String text) throws IllegalArgumentException {
  setValue(Country.getCountryWithIsoCode(text));
}
@Override

@Override
@SuppressWarnings("serial")
protected void onSetUp() {
  this.tag = new HiddenInputTag() {
    @Override
    protected TagWriter createTagWriter() {
      return new TagWriter(getWriter());
    }
  };
  this.tag.setPageContext(getPageContext());
}