How to use

getParentElement

method

in

net.htmlparser.jericho.Element

/**
 * Returns the nesting depth of this element in the document element hierarchy.
 * <p>
 * The {@link Source#fullSequentialParse()} method must be called (either explicitly or implicitly) after construction of the <code>Source</code> object if this method is to be used.
 * An <code>IllegalStateException</code> is thrown if a full sequential parse has not been performed or if it was performed after this element was found.
 * <p>
 * A <a href="Source.html#TopLevelElement">top-level element</a> has a nesting depth of <code>0</code>.
 * <p>
 * An element formed from a {@linkplain TagType#isServerTag() server tag} always have a nesting depth of <code>0</code>,
 * regardless of whether it is nested inside a normal element.
 * <p>
 * See the {@link Source#getChildElements()} method for more details.
 *
 * @return the nesting depth of this element in the document element hierarchy.
 * @throws IllegalStateException if a {@linkplain Source#fullSequentialParse() full sequential parse} has not been performed or if it was performed after this element was found.
 * @see #getParentElement()
 */
public int getDepth() {
  if (depth==-1) {
    getParentElement();
    if (depth==-1) depth=0;
  }
  return depth;
}

public static Element getNamedParent(final Element elem, final String tagName) {
  Element parentElem = elem.getParentElement();
  while (parentElem != null && !parentElem.getName().equals(tagName)) {
    parentElem = parentElem.getParentElement();
  }
  return parentElem;
}

public static Element getNamedParent(final Element elem, final String tagName) {
  Element parentElem = elem.getParentElement();
  while (parentElem != null && !parentElem.getName().equals(tagName)) {
    parentElem = parentElem.getParentElement();
  }
  return parentElem;
}

private String getClosingTagsBehindElement(Element element) {
  StringBuilder closingTags = new StringBuilder();
  Element parent = element.getParentElement();
  
  while (parent != null) {
    closingTags.append( (parent.getEndTag() == null) ? "" : ("</" + parent.getEndTag().getName() + ">") );
    parent = parent.getParentElement();
  }
  return closingTags.toString();
}

/**
 * Returns the previous sibling of a given element
 * 
 * @param element
 *            The Jericho HTML element object
 * @return the previous sibling of the given element.
 */
public static Element getPreviousSibling(final Element element) {
  if (element.getParentElement() != null) {
    final List<Element> parentElements = element.getParentElement().getChildElements();
    final int idx = parentElements.indexOf(element);
    if (idx > 0) {
      return parentElements.get(idx - 1);
    }
  } else if (element.getSource() != null) {
    final List<Element> parentElements = element.getSource().getChildElements();
    final int idx = parentElements.indexOf(element);
    if (idx > 0) {
      return parentElements.get(idx - 1);
    }
  }
  return null;
}

/**
 * Returns the previous sibling of a given element
 * 
 * @param element
 *            The Jericho HTML element object
 * @return the previous sibling of the given element.
 */
public static Element getPreviousSibling(final Element element) {
  if (element.getParentElement() != null) {
    final List<Element> parentElements = element.getParentElement().getChildElements();
    final int idx = parentElements.indexOf(element);
    if (idx > 0) {
      return parentElements.get(idx - 1);
    }
  } else if (element.getSource() != null) {
    final List<Element> parentElements = element.getSource().getChildElements();
    final int idx = parentElements.indexOf(element);
    if (idx > 0) {
      return parentElements.get(idx - 1);
    }
  }
  return null;
}

elem = elem.getParentElement();

elem = elem.getParentElement();

@Override
public void element(final Element element, final Context context, final BugList bugs) {
  if (element.getName().equals(CF.CFARGUMENT)) {
    final String name = element.getAttributeValue(CF.NAME) != null
      ? element.getAttributeValue(CF.NAME) : "";
    ArgInfo argInfo = new ArgInfo();
    argInfo.casedName=name;
    argInfo.argumentLineNo=context.startLine();
    argInfo.argumentOffset=element.getAttributeValue(CF.NAME) != null 
        ? element.getAttributes().get(CF.NAME).getValueSegment().getBegin() : element.getBegin();
    argInfo.type=element.getAttributeValue(CF.TYPE);
    currentArgs.put(name.toLowerCase(), argInfo);
    final String code = element.getParentElement().toString();
    if (isUsed(code, name.toLowerCase())) {
      argInfo.used=true;
    }
  }
}

@Override
public void element(final Element element, final Context context, final BugList bugs) {
  if (element.getName().equals(CF.CFARGUMENT)) {
    final String name = element.getAttributeValue(CF.NAME) != null
      ? element.getAttributeValue(CF.NAME) : "";
    ArgInfo argInfo = new ArgInfo();
    argInfo.casedName=name;
    argInfo.argumentLineNo=context.startLine();
    argInfo.argumentOffset=element.getAttributeValue(CF.NAME) != null 
        ? element.getAttributes().get(CF.NAME).getValueSegment().getBegin() : element.getBegin();
    argInfo.type=element.getAttributeValue(CF.TYPE);
    currentArgs.put(name.toLowerCase(), argInfo);
    final String code = element.getParentElement().toString();
    if (isUsed(code, name.toLowerCase())) {
      argInfo.used=true;
    }
  }
}

while ((element = element.getParentElement()) != null) {
  context.addParentTag(element.getName());

@Override
public void element(final Element element, final Context context, final BugList bugs) {
  if (element.getName().equals(CF.CFARGUMENT)) {
    final String name = element.getAttributeValue(CF.NAME);
    final boolean required = CFTool.toBoolean(element.getAttributeValue(CF.REQUIRED));
    final String defaultExpr = element.getAttributeValue(CF.DEFAULT);
    final String code = element.getParentElement().toString();
    final boolean checked = isCheck(code, name);
    if (!required && defaultExpr == null && !checked) {
      element.getSource().getRow(element.getBegin());
      element.getSource().getColumn(element.getBegin());
      context.addMessage("ARG_DEFAULT_MISSING", name);
    }
  }
}

@Override
public void element(final Element element, final Context context, final BugList bugs) {
  if (element.getName().equals(CF.CFARGUMENT)) {
    final String name = element.getAttributeValue(CF.NAME);
    final boolean required = CFTool.toBoolean(element.getAttributeValue(CF.REQUIRED));
    final String defaultExpr = element.getAttributeValue(CF.DEFAULT);
    final String code = element.getParentElement().toString();
    final boolean checked = isCheck(code, name);
    if (!required && defaultExpr == null && !checked) {
      element.getSource().getRow(element.getBegin());
      element.getSource().getColumn(element.getBegin());
      context.addMessage("ARG_DEFAULT_MISSING", name);
    }
  }
}