Package org.apache.commons.modeler.util

Class DomUtil

  • public class DomUtil
extends java.lang.Object
    Few simple utils to read DOM
    Author:
    Costin Manolache

    • Nested Class Summary

      Nested Classes 
      Modifier and Type Class Description
      static class  DomUtil.NullResolver  

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private static org.apache.commons.logging.Log log  

    • Constructor Summary

      Constructors 
      Constructor Description
      DomUtil()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static org.w3c.dom.Node findChildWithAtt​(org.w3c.dom.Node parent, java.lang.String elemName, java.lang.String attName, java.lang.String attVal)
      Find the first direct child with a given attribute.
      static java.lang.String getAttribute​(org.w3c.dom.Node element, java.lang.String attName)  
      static org.w3c.dom.Node getChild​(org.w3c.dom.Node parent, int type)
      Get the first direct child with a given type
      static org.w3c.dom.Node getChild​(org.w3c.dom.Node parent, java.lang.String name)
      Get the first element child.
      static java.lang.String getChildContent​(org.w3c.dom.Node parent, java.lang.String name)
      Get the first child's content ( ie it's included TEXT node ).
      static java.lang.String getContent​(org.w3c.dom.Node n)
      Get the trimed text content of a node or null if there is no text
      static org.w3c.dom.Node getNext​(org.w3c.dom.Node current)
      Get the next sibling with the same name and type
      static org.w3c.dom.Node getNext​(org.w3c.dom.Node current, java.lang.String name, int type)
      Return the next sibling with a given name and type
      static org.w3c.dom.Document readXml​(java.io.InputStream is)
      Read XML as DOM.
      static void removeAttribute​(org.w3c.dom.Node node, java.lang.String attName)  
      static void setAttribute​(org.w3c.dom.Node node, java.lang.String attName, java.lang.String val)  
      static void setAttributes​(java.lang.Object o, org.w3c.dom.Node parent)  
      static void setText​(org.w3c.dom.Node node, java.lang.String val)
      Set or replace the text value
      static void writeXml​(org.w3c.dom.Node n, java.io.OutputStream os)  

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • log

        private static org.apache.commons.logging.Log log

    • Constructor Detail

      • DomUtil

        public DomUtil()

    • Method Detail

      • getContent

        public static java.lang.String getContent​(org.w3c.dom.Node n)
        Get the trimed text content of a node or null if there is no text

      • getChild

        public static org.w3c.dom.Node getChild​(org.w3c.dom.Node parent,
                                        java.lang.String name)
        Get the first element child.
        Parameters:
        parent - lookup direct childs
        name - name of the element. If null return the first element.

      • getAttribute

        public static java.lang.String getAttribute​(org.w3c.dom.Node element,
                                            java.lang.String attName)

      • setAttribute

        public static void setAttribute​(org.w3c.dom.Node node,
                                java.lang.String attName,
                                java.lang.String val)

      • removeAttribute

        public static void removeAttribute​(org.w3c.dom.Node node,
                                   java.lang.String attName)

      • setText

        public static void setText​(org.w3c.dom.Node node,
                           java.lang.String val)
        Set or replace the text value

      • findChildWithAtt

        public static org.w3c.dom.Node findChildWithAtt​(org.w3c.dom.Node parent,
                                                java.lang.String elemName,
                                                java.lang.String attName,
                                                java.lang.String attVal)
        Find the first direct child with a given attribute.
        Parameters:
        parent -
        elemName - name of the element, or null for any
        attName - attribute we're looking for
        attVal - attribute value or null if we just want any

      • getChildContent

        public static java.lang.String getChildContent​(org.w3c.dom.Node parent,
                                               java.lang.String name)
        Get the first child's content ( ie it's included TEXT node ).

      • getChild

        public static org.w3c.dom.Node getChild​(org.w3c.dom.Node parent,
                                        int type)
        Get the first direct child with a given type

      • getNext

        public static org.w3c.dom.Node getNext​(org.w3c.dom.Node current)
        Get the next sibling with the same name and type

      • getNext

        public static org.w3c.dom.Node getNext​(org.w3c.dom.Node current,
                                       java.lang.String name,
                                       int type)
        Return the next sibling with a given name and type

      • setAttributes

        public static void setAttributes​(java.lang.Object o,
                                 org.w3c.dom.Node parent)

      • readXml

        public static org.w3c.dom.Document readXml​(java.io.InputStream is)
                                    throws org.xml.sax.SAXException,
                                           java.io.IOException,
                                           javax.xml.parsers.ParserConfigurationException
        Read XML as DOM.
        Throws:
        org.xml.sax.SAXException
        java.io.IOException
        javax.xml.parsers.ParserConfigurationException

      • writeXml

        public static void writeXml​(org.w3c.dom.Node n,
                            java.io.OutputStream os)
                     throws javax.xml.transform.TransformerException
        Throws:
        javax.xml.transform.TransformerException