List of usage examples for org.jdom2 Content getParentElement
final public Element getParentElement()
From source file:org.esa.s2tbx.dataio.s2.gml.GmlFilter.java
License:Open Source License
public Pair<String, List<EopPolygon>> parse(InputStream stream) { SAXBuilder builder = new SAXBuilder(); Document jdomDoc = null;// ww w . j a v a 2 s . c om try { jdomDoc = builder.build(stream); //get the root element Element web_app = jdomDoc.getRootElement(); String maskEpsg = ""; Namespace gml = Namespace.getNamespace("http://www.opengis.net/gml/3.2"); Namespace eop = Namespace.getNamespace("http://www.opengis.net/eop/2.0"); List<Element> targeted = web_app.getChildren("boundedBy", gml); if (!targeted.isEmpty()) { Element aEnvelope = targeted.get(0).getChild("Envelope", gml); if (aEnvelope != null) { maskEpsg = aEnvelope.getAttribute("srsName").getValue(); } } List<EopPolygon> recoveredGeometries = new ArrayList<>(); IteratorIterable<Content> contents = web_app.getDescendants(); while (contents.hasNext()) { Content web_app_content = contents.next(); if (!web_app_content.getCType().equals(CType.Text) && !web_app_content.getCType().equals(CType.Comment)) { boolean withGml = (web_app_content.getNamespacesInScope().get(0).getPrefix().contains("gml")); if (withGml) { boolean parentNotGml = !(web_app_content.getParentElement().getNamespace().getPrefix() .contains("gml")); if (parentNotGml) { Element capturedElement = (Element) web_app_content; Attribute attr = null; String polygonId = ""; String typeId = ""; if (capturedElement.getName().contains("Polygon")) { attr = capturedElement.getAttribute("id", gml); if (attr != null) { polygonId = attr.getValue(); if (polygonId.indexOf('.') != -1) { typeId = polygonId.substring(0, polygonId.indexOf('.')); } } } Document newDoc = new Document(capturedElement.clone().detach()); ByteArrayOutputStream baos = new ByteArrayOutputStream(); xmlOutput.output(newDoc, baos); String replacedContent = baos.toString().replace("/www.opengis.net/gml/3.2", "/www.opengis.net/gml"); InputStream ois = new ByteArrayInputStream(replacedContent.getBytes()); List<Polygon> pols = streamParseGML3(ois); for (Polygon pol : pols) { recoveredGeometries.add(new EopPolygon(polygonId, typeId, pol)); } } } } } return new Pair<String, List<EopPolygon>>(maskEpsg, recoveredGeometries); } catch (JDOMException e) { // {@report "parse xml problem !"} } catch (IOException e) { // {@report "IO problem !"} } return new Pair<String, List<EopPolygon>>("", new ArrayList<>()); }
From source file:org.xflatdb.xflat.query.XPathUpdate.java
License:Apache License
/** * Applies the update operations to the given DOM Element representing * the data in a selected row.//from w w w . j a v a2 s. c o m * @param rowData The DOM Element representing the data in a selected row. * @return true if any updates were applied. */ public int apply(Element rowData) { int updateCount = 0; for (Update update : this.updates) { //the update's value will be one or the other, don't know which Content asContent = null; String asString = null; if (update.value instanceof String) { asString = (String) update.value; } if (update.value instanceof Content) { asContent = (Content) update.value; } for (Object node : update.path.evaluate(rowData)) { if (node == null) continue; Parent parent; Element parentElement; if (update.getUpdateType() == UpdateType.UNSET) { if (node instanceof Attribute) { parentElement = ((Attribute) node).getParent(); if (parentElement != null) { parentElement.removeAttribute((Attribute) node); updateCount++; } } else if (node instanceof Content) { parent = ((Content) node).getParent(); //remove this node from its parent element if (parent != null) { parent.removeContent((Content) node); updateCount++; } } continue; } //it's a set if (node instanceof Attribute) { //for attributes we set the value to empty string //this way it can still be selected by xpath for future updates if (update.value == null) { ((Attribute) node).setValue(""); updateCount++; } else { if (asString == null) { asString = getStringValue(update.value); } //if we fail conversion then do nothing. if (asString != null) { ((Attribute) node).setValue(asString); updateCount++; } } continue; } else if (!(node instanceof Content)) { //can't do anything continue; } Content contentNode = (Content) node; //need to convert if (update.value != null && asContent == null) { asContent = getContentValue(update.value); if (asContent == null) { //failed conversion, try text asString = getStringValue(update.value); if (asString != null) { //success! asContent = new Text(asString); } } } if (node instanceof Element) { //for elements we also set the value, but the value could be Content if (update.value == null) { ((Element) node).removeContent(); updateCount++; } else if (asContent != null) { if (asContent.getParent() != null) { //we used the content before, need to clone it asContent = asContent.clone(); } ((Element) node).setContent(asContent); updateCount++; } continue; } //at this point the node is Text, CDATA or something else. //The strategy now is to replace the value in its parent. parentElement = contentNode.getParentElement(); if (parentElement == null) { //can't do anything continue; } if (update.value == null || asContent != null) { //replace this content in the parent element int index = parentElement.indexOf(contentNode); parentElement.removeContent(index); if (update.value != null) { //if it was null then act like an unset, otherwise //its a replace if (asContent.getParent() != null) { //we used the content before, need to clone it asContent = asContent.clone(); } parentElement.addContent(index, asContent); } updateCount++; } } } return updateCount; }