XmlUtil.java

package jetbrains.mps.util.xml;

/*Generated by MPS */

import org.jdom.Element;
import jetbrains.mps.internal.collections.runtime.Sequence;
import java.util.Collections;
import java.util.List;

public class XmlUtil {
  private XmlUtil() {
  }
  public static void tagWithText(Element container, String tagName, String text) {
    Element child = new Element(tagName);
    child.setText(text);
    container.addContent(child);
  }
  public static void tagWithAttribute(Element container, String tagName, String attrName, String attrValue) {
    Element child = new Element(tagName);
    child.setAttribute(attrName, attrValue);
    container.addContent(child);
  }
  public static void tagWithAttributeAndText(Element container, String tagName, String attrName, String attrValue, String text) {
    Element child = new Element(tagName);
    child.setAttribute(attrName, attrValue);
    child.setText(text);
    container.addContent(child);
  }
  public static void tagWithAttributes(Element container, String tagName, String attrName, String attrValue, String attr2Name, String attr2Value) {
    Element child = new Element(tagName);
    child.setAttribute(attrName, attrValue);
    child.setAttribute(attr2Name, attr2Value);
    container.addContent(child);
  }
  public static Iterable<Element> children(Element container, String tagName) {
    if (container == null) {
      return Sequence.fromIterable(Collections.<Element>emptyList());
    }

    return (Iterable<Element>) ((List<Element>) container.getChildren(tagName));
  }
  public static Element first(Element container, String tagName) {
    if (container == null) {
      return null;
    }
    return Sequence.fromIterable(children(container, tagName)).first();
  }
  public static boolean booleanWithDefault(Element element, String attrName, boolean defaultValue) {
    if (element == null) {
      return defaultValue;
    }
    String attrValue = element.getAttributeValue(attrName);
    return (attrValue == null ? defaultValue : Boolean.parseBoolean(attrValue));
  }
  public static String stringWithDefault(Element element, String attrName, String defaultValue) {
    if (element == null) {
      return defaultValue;
    }
    String attrValue = element.getAttributeValue(attrName);
    return (attrValue == null ? defaultValue : attrValue);
  }
}