Examples of nu.xom.Elements

nu.xom.Elements

A read-only list of elements for traversal purposes. Changes to the document from which this list was generated are not reflected in this list. Changes to the individual Element objects in the list are reflected.
@author Elliotte Rusty Harold @version 1.0

   * 
   * @param source The document to analyse.
   * @param sourceDocPrefix The prefix of the elements to transfer.
   */
  public void incorporateElementsFromRetaggedDocument(Element source, String sourceDocPrefix) {
    Elements elems = source.getChildElements();
    for(int i=0;i<elems.size();i++) {
      recursivelyIncorporateElements(elems.get(i), sourceDocPrefix);
    }    
  }

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        insertElement(source);
      } catch (Exception e) {
        // TODO something useful here.
      }
    }
    Elements elems = source.getChildElements();
    for(int i=0;i<elems.size();i++) {
      recursivelyIncorporateElements(elems.get(i), sourceDocPrefix);
    }
  }

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    int start = Integer.parseInt(insertion.getAttributeValue("xtspanstart"));
    int end = Integer.parseInt(insertion.getAttributeValue("xtspanend"));
    boolean inParent = false;
    while(!inParent) {
      currentParent = newParent;
      Elements children = currentParent.getChildElements();
      for(int i=0;i<children.size();i++) {
        Element child = children.get(i);
        int elemStart = Integer.parseInt(child.getAttributeValue("xtspanstart"));
        int elemEnd = Integer.parseInt(child.getAttributeValue("xtspanend"));
        if(elemEnd < start) continue;
        if(elemStart <= start && elemEnd >= end) {
          newParent = child;
          break;
        }
      }
      if(newParent == currentParent) inParent = true;
    }
    /* OK, we now have our parent element */
    /* Now find the nodes enclosed by the new element */
    Node firstInnerNode = null;
    Node lastInnerNode = null;
    int parentStart = Integer.parseInt(currentParent.getAttributeValue("xtspanstart"));
    int parentEnd = Integer.parseInt(currentParent.getAttributeValue("xtspanend"));
    Elements children = currentParent.getChildElements();
    /* Parent node contains only text, maybe? */
    if(children.size() == 0) {
      int startOffset = start - parentStart;
      int endOffset = end - parentStart;
      if(start == parentStart && end == parentEnd) {
        firstInnerNode = currentParent.getChild(0);
        lastInnerNode = currentParent.getChild(0);
      } else if(start == parentStart) {
        firstInnerNode = currentParent.getChild(0);
        lastInnerNode = firstInnerNode;
        String txt = ((Text)firstInnerNode).getValue();
        ((Text)firstInnerNode).setValue(txt.substring(0, endOffset));
        Text textNode = new Text(txt.substring(endOffset));
        currentParent.appendChild(textNode);
      } else if(end == parentEnd) {
        firstInnerNode = currentParent.getChild(0);
        lastInnerNode = firstInnerNode;
        String txt = ((Text)firstInnerNode).getValue();
        ((Text)firstInnerNode).setValue(txt.substring(startOffset));
        Text textNode = new Text(txt.substring(0, startOffset));
        currentParent.insertChild(textNode, 0);        
      } else {
        firstInnerNode = currentParent.getChild(0);
        lastInnerNode = firstInnerNode;
        String txt = ((Text)firstInnerNode).getValue();
        ((Text)firstInnerNode).setValue(txt.substring(startOffset, endOffset));
        Text textNode = new Text(txt.substring(0, startOffset));
        currentParent.insertChild(textNode, 0);        
        textNode = new Text(txt.substring(endOffset));
        currentParent.appendChild(textNode);        
      }
    } else {
      /* Parent node contains other Elements */
      int charPos = parentStart;
      /* Look through the slots in front of the element */
      for(int i=0;i<children.size();i++) {
        Element child = children.get(i);
        /* elemStart is also where the Text _ends_ */
        int elemStart = Integer.parseInt(child.getAttributeValue("xtspanstart"));
        /* We'll need this later on, for the charPos at the next point of the loop */
        int elemEnd = Integer.parseInt(child.getAttributeValue("xtspanend"));
        if(charPos <= start && start <= elemStart && charPos <= end && end <= elemStart) {
          /* The putative tag starts and ends here. */
          int startOffset = start - charPos;
          int endOffset = end - charPos;
          if(start == charPos && end == elemStart) {
            /* Tag swallows the Text whole */
            firstInnerNode = XOMTools.getPreviousSibling(child);
            lastInnerNode = XOMTools.getPreviousSibling(child);
          } else if(start == charPos) {
            /* Tag starts at the start of the Text */
            firstInnerNode = XOMTools.getPreviousSibling(child);
            lastInnerNode = firstInnerNode;
            String txt = ((Text)firstInnerNode).getValue();
            ((Text)firstInnerNode).setValue(txt.substring(0, endOffset));
            Text textNode = new Text(txt.substring(endOffset));
            XOMTools.insertAfter(firstInnerNode, textNode);
          } else if(end == elemStart) {
            /* Tag starts at the start of the Text */            
            firstInnerNode = XOMTools.getPreviousSibling(child);
            lastInnerNode = firstInnerNode;
            String txt = ((Text)firstInnerNode).getValue();
            ((Text)firstInnerNode).setValue(txt.substring(startOffset));
            Text textNode = new Text(txt.substring(0, startOffset));
            XOMTools.insertBefore(firstInnerNode, textNode);        
          } else {
            /* Tag is within the Text */
            firstInnerNode = XOMTools.getPreviousSibling(child);
            lastInnerNode = firstInnerNode;
            String txt = ((Text)firstInnerNode).getValue();
            ((Text)firstInnerNode).setValue(txt.substring(startOffset, endOffset));
            Text textNode = new Text(txt.substring(0, startOffset));
            XOMTools.insertBefore(firstInnerNode, textNode);        
            textNode = new Text(txt.substring(endOffset));
            XOMTools.insertAfter(firstInnerNode, textNode);
          }
        } else if(charPos <= start && start <= elemStart) {
          /* The start's in there somewhere */
          if(charPos == elemStart) {
            /* A zero-length gap - convenient */
            firstInnerNode = child;
          } else if(start == elemStart) {
            /* the insertion starts at the same place as the inner element. */
            firstInnerNode = child;
          } else if(start == charPos) {
            /* the insertion starts at the same place as the previous element /
             * the parent element. There's a Text node inbetween that needs
             * eating.
             */
            firstInnerNode = XOMTools.getPreviousSibling(child);
            if(!(firstInnerNode instanceof Text)) throw new Exception("Ptc24 is a fool!");
          } else {
            /* Text surgery required */
            Text textNode = (Text)(XOMTools.getPreviousSibling(child));
            int offset = start - charPos;
            String txt = textNode.getValue();
            textNode.setValue(txt.substring(0, offset));
            firstInnerNode = new Text(txt.substring(offset));
            XOMTools.insertAfter(textNode, firstInnerNode);
          }
        } else if(charPos <= end && end <= elemStart) {
          /* The end's in there somewhere */
          if(charPos == elemStart) {
            /* A zero-length gap - convenient */
            lastInnerNode = child;
          } else if(end == charPos) {
            /* the insertion ends at the end of the last inner (previous) element. */
            lastInnerNode = children.get(i-1);
          } else if(end == elemStart) {
            /* the insertion ends at the same place as the start of 
             * this element. There's a Text node inbetween that needs
             * eating.
             */
            lastInnerNode = XOMTools.getPreviousSibling(child);
            if(!(lastInnerNode instanceof Text)) throw new Exception("Ptc24 is a fool!");
          } else {
            /* Text surgery required */
            lastInnerNode = (XOMTools.getPreviousSibling(child));
            int offset = end - charPos;
            String txt = lastInnerNode.getValue();
            ((Text)lastInnerNode).setValue(txt.substring(0, offset));
            Text textNode = new Text(txt.substring(offset));
            XOMTools.insertAfter(lastInnerNode, textNode);
          }
        }
        if(firstInnerNode != null && lastInnerNode != null) break;
        charPos = elemEnd;
      }
      if(firstInnerNode == null) {
        int startOffset = start - charPos;
        int endOffset = end - charPos;
        if(start == charPos && end == parentEnd) {
          firstInnerNode = currentParent.getChild(currentParent.getChildCount()-1);
          lastInnerNode = currentParent.getChild(currentParent.getChildCount()-1);
        } else if(start == charPos) {
          firstInnerNode = currentParent.getChild(currentParent.getChildCount()-1);
          lastInnerNode = firstInnerNode;
          String txt = ((Text)firstInnerNode).getValue();
          ((Text)firstInnerNode).setValue(txt.substring(0, endOffset));
          Text textNode = new Text(txt.substring(endOffset));
          currentParent.appendChild(textNode);
        } else if(end == parentEnd) {
          firstInnerNode = currentParent.getChild(currentParent.getChildCount()-1);
          lastInnerNode = firstInnerNode;
          String txt = ((Text)firstInnerNode).getValue();
          ((Text)firstInnerNode).setValue(txt.substring(startOffset));
          Text textNode = new Text(txt.substring(0, startOffset));
          XOMTools.insertBefore(firstInnerNode, textNode);        
        } else {
          firstInnerNode = currentParent.getChild(currentParent.getChildCount()-1);
          lastInnerNode = firstInnerNode;
          String txt = ((Text)firstInnerNode).getValue();
          ((Text)firstInnerNode).setValue(txt.substring(startOffset, endOffset));
          Text textNode = new Text(txt.substring(0, startOffset));
          XOMTools.insertBefore(firstInnerNode, textNode);        
          textNode = new Text(txt.substring(endOffset));
          currentParent.appendChild(textNode);        
        }        
      }
      if(lastInnerNode == null) {
        Element lastChild = children.get(children.size()-1);
        charPos = Integer.parseInt(lastChild.getAttributeValue("xtspanend"));
        if(charPos == parentEnd) {
          /* A zero-length gap - convenient */
          lastInnerNode = lastChild;
        } else if(end == charPos) {

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        Element e = (Element)n.get(i);
        String from = e.getAttributeValue("from");
        String to = e.getAttributeValue("to");
        String type = e.query("slot[@name='type']").get(0).getValue();
        //System.out.println(e.toXML());
        Elements ee = e.getChildElements("slot");
        for(int j=0;j<ee.size();j++) {
          if(ee.get(j).getAttributeValue("name").equals("tag")) ee.get(j).detach();
        }
        //System.out.println(e.toXML());
        
        //System.out.println(from + " " + to + " " + type);
        Nodes nn = autoSaf.query("/saf/annot[@from='" + from + "'][@to='" + to + "'][slot[@name='type']/.='" + type + "']");
        if(nn.size() == 1) {
          //System.out.println(nn.get(0).toXML());
          ee = ((Element)nn.get(0)).getChildElements("slot");
          for(int j=0;j<ee.size();j++) {
            Element eee = ee.get(j);
            String name = eee.getAttributeValue("name");
            if(!noCopySlots.contains(name)) {
              eee.detach();
              e.appendChild(eee);
            }

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          }
        }
      }
    }
    
    Elements annots = safElem.getChildElements("annot");
    Map<Integer,List<Element>> startsToNEs = new HashMap<Integer,List<Element>>();
    Map<Integer,List<Element>> endsToNEs = new HashMap<Integer,List<Element>>();
    for(int i=0;i<annots.size();i++) {
      Element elem = annots.get(i);
      if(!elem.getAttributeValue("type").equals("oscar")) continue;
      String startXPoint = elem.getAttributeValue("from");
      String endXPoint = elem.getAttributeValue("to");
      int start = procDoc.getStandoffTable().getOffsetAtXPoint(startXPoint);
      int end = procDoc.getStandoffTable().getOffsetAtXPoint(endXPoint);

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   *@param elem The element to move into the namespace.
   *@param nameSpace The namespace URI.
   */
  public static void setNamespaceURIRecursively(Element elem, String nameSpace) {
    elem.setNamespaceURI(nameSpace);
    Elements children =elem.getChildElements();
    for(int i=0, n=children.size();i<n;i++)
      setNamespaceURIRecursively(children.get(i), nameSpace);
  }

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   * @param elem The element to remove the namespaces from.
   */
  public static void clearNamespaces(Element elem) {
    if(elem.getNamespacePrefix() == null || elem.getNamespacePrefix().length() == 0) {
      elem.setNamespaceURI(null);
      Elements children =elem.getChildElements();
      for(int i=0, n=children.size();i<n;i++)
        clearNamespaces(children.get(i));      
    }
  }

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    return new Document(xpcElem);
  }
  
  public void docToXpc(Document doc) throws Exception {
    xpc = new TreeMap<String, String>(new XPointComparator());
    Elements elems = doc.getRootElement().getChildElements();
    for(int i=0;i<elems.size();i++) {
      Element e = elems.get(i);
      xpc.put(e.getAttributeValue("from"), e.getAttributeValue("to"));
    }
  }

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    }
  }
  
  public static void addNodeIds(Element elem, Element root) {
    elem.addAttribute(new Attribute("nodeID", XOMTools.getXPointToNode(elem, root)));
    Elements children = elem.getChildElements();
    for(int i=0;i<children.size();i++) addNodeIds(children.get(i), root);
  }

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    for(int i=0;i<children.size();i++) addNodeIds(children.get(i), root);
  }


  public static void addNewNodeIds(Element elem, Element root) {
    elem.addAttribute(new Attribute("newNodeID", XOMTools.getXPointToNode(elem, root)));
    Elements children = elem.getChildElements();
    for(int i=0;i<children.size();i++) addNewNodeIds(children.get(i), root);
  }

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