de.dbsystems.simplescrape
Class XMLHelper

java.lang.Object
  de.dbsystems.simplescrape.XMLHelper

public class XMLHelper
extends java.lang.Object

Class for holding HTML-comments. These are all texts surrounded by

Since:

30.04.2007

Author:

Ronald Bieber, DB Systems GmbH

Constructor Summary

XMLHelper()

Method Summary

static java.lang.String	getAttribute(org.w3c.dom.Document document, java.lang.String tagname, java.lang.String attributename) Returns the value of an attribute in the first element in a document with a given tag name.
static java.lang.String	getNodeContent(org.w3c.dom.Document document, java.lang.String tagname) Returns the text-content of the first element in a document with a given tag name.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

XMLHelper

public XMLHelper()

Method Detail

getNodeContent

public static java.lang.String getNodeContent(org.w3c.dom.Document document,
                                              java.lang.String tagname)

Returns the text-content of the first element in a document with a given tag name. This is useful for well structured documents when it is known that there is only one such element.

Parameters:

document - The document to search within.

tagname - The name of the element to retrieve.

Returns:

The text content of the element. Text nodes therein are appended for the result, but no further descendants are included. If the element could not be found, the empty string is returned.

getAttribute

public static java.lang.String getAttribute(org.w3c.dom.Document document,
                                            java.lang.String tagname,
                                            java.lang.String attributename)

Returns the value of an attribute in the first element in a document with a given tag name. This is useful for well structured documents when it is known that there is only one such element and that it is has that attribute.

Parameters:

document - The document to search within.

tagname - The name of the element to access.

attributename - The attribute's name.

Returns:

The value of the attribute of the first respective element, or the empty string, if the element of the attribute could not be found.