public Map<Long, WeiboData> gexfDecoder(Resources res, String Filename) {
SAXReader saxReader = new SAXReader();
Document document = null;
Map<Long, WeiboData> map = new HashMap<Long, WeiboData>();
try {
InputStream inpt_strm = res.getAssets().open(Filename);
document = saxReader.read(inpt_strm);
} catch (DocumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
Element root = document.getRootElement();
Element graph = (Element) root.element("graph");
List<Element> nodes = graph.element("nodes").elements("node");
List<Element> edges = graph.element("edges").elements("edge");
// 读取节点信息
for (int i = 0; i < nodes.size(); i++) {
Element node = nodes.get(i);
// String sss = node.attribute("id").getText();
long id = Long.parseLong(node.attribute("id").getText());
String label = node.attribute("label").getText();
List<Element> viz = node.content();
Element color = viz.get(0);
int color_b = Integer.parseInt(color.attribute("b").getText());
int color_g = Integer.parseInt(color.attribute("g").getText());
int color_r = Integer.parseInt(color.attribute("r").getText());
int color_int = Color.argb(255, color_r, color_g, color_b);
Element position = viz.get(1);
float x = Float.parseFloat(position.attribute("x").getText());
float y = Float.parseFloat(position.attribute("y").getText());
float z = Float.parseFloat(position.attribute("z").getText());
Element size = viz.get(2);
float value = Float.parseFloat(size.attribute("value").getText());
Element image = viz.get(3);
String imageURI = image.attribute("uri").getText();
System.out.println(label);
WeiboData weibodata = new WeiboData(x, y, z, label, id, color_int, value, imageURI);
map.put(id, weibodata);
}
for (int i = 0; i < edges.size(); i++) {
Element edge = edges.get(i);
long source_id = Long.parseLong(edge.attribute("source").getText());
long target_id = Long.parseLong(edge.attribute("target").getText());
WeiboData source = map.get(source_id);
WeiboData target = map.get(target_id);
if (source.parent == null) // 即还没有找到母节点
{
source.parent = target;
target.childs.add(source);
} else {
target.parent = source;
source.childs.add(target);
}
}
return map;
}
@Override
public String exe(Element element, int position, List<RenderItem> items) {
@SuppressWarnings("unchecked")
List<AbstractNode> contentList = element.content();
int i = 0;
for (int cursor = 0; i < contentList.size(); ++i) {
Object unit = contentList.get(i);
if (unit instanceof Element) {
Element subEle = (Element) unit;
Resolver resolver = ResolverFactory.create(subEle.getName());
String resolveResult = resolver.exe(subEle, position + cursor, items);
contentList.set(i, new DefaultText(resolveResult));
}
cursor += ((DefaultText) contentList.get(i)).getText().length();
}
return element.getStringValue();
}
/**
* TODO 针对较小的UL合并行时做的调整
*
* @param element 当前节点
* @throws Exception
*/
@SuppressWarnings("unchecked")
public void modifyUL(Element element, HashSet<String> hashSet, String enginId) throws Exception {
List<Node> nodeList = element.content();
Node nc;
Element ec;
String name;
for (int m = 0; m < nodeList.size(); m++) {
nc = nodeList.get(m);
if (nc.getNodeType() == Node.ELEMENT_NODE) {
name = nc.getName();
ec = (Element) nc;
// 如果该孩子节点标签不是BR,收集该孩子节点
if (BR.equalsIgnoreCase(name)) {
nodeList.remove(m--);
element.setContent(nodeList);
}
modifyUL(ec, hashSet, enginId);
}
}
}
/**
* Outputs the content of the given element. If whitespace trimming is enabled then all adjacent
* text nodes are appended together before the whitespace trimming occurs to avoid problems with
* multiple text nodes being created due to text content that spans parser buffers in a SAX
* parser.
*
* @param element DOCUMENT ME!
* @throws IOException DOCUMENT ME!
*/
protected void writeElementContent(Element element) throws IOException {
boolean trim = format.isTrimText();
boolean oldPreserve = preserve;
if (trim) { // verify we have to before more expensive test
preserve = isElementSpacePreserved(element);
trim = !preserve;
}
if (trim) {
// concatenate adjacent text nodes together
// so that whitespace trimming works properly
Text lastTextNode = null;
StringBuilder buff = null;
boolean textOnly = true;
for (Node node : element.content()) {
if (node instanceof Text) {
if (lastTextNode == null) {
lastTextNode = (Text) node;
} else {
if (buff == null) {
buff = new StringBuilder(lastTextNode.getText());
}
buff.append((node).getText());
}
} else {
if (!textOnly && format.isPadText()) {
// only add the PAD_TEXT if the text itself starts with
// whitespace
char firstChar = 'a';
if (buff != null) {
firstChar = buff.charAt(0);
} else if (lastTextNode != null) {
firstChar = lastTextNode.getText().charAt(0);
}
if (Character.isWhitespace(firstChar)) {
writer.write(PAD_TEXT);
}
}
if (lastTextNode != null) {
if (buff != null) {
writeString(buff.toString());
buff = null;
} else {
writeString(lastTextNode.getText());
}
if (format.isPadText()) {
// only add the PAD_TEXT if the text itself ends
// with whitespace
char lastTextChar = 'a';
if (buff != null) {
lastTextChar = buff.charAt(buff.length() - 1);
} else if (lastTextNode != null) {
String txt = lastTextNode.getText();
lastTextChar = txt.charAt(txt.length() - 1);
}
if (Character.isWhitespace(lastTextChar)) {
writer.write(PAD_TEXT);
}
}
lastTextNode = null;
}
textOnly = false;
writeNode(node);
}
}
if (lastTextNode != null) {
if (!textOnly && format.isPadText()) {
// only add the PAD_TEXT if the text itself starts with
// whitespace
char firstChar = 'a';
if (buff != null) {
firstChar = buff.charAt(0);
} else {
firstChar = lastTextNode.getText().charAt(0);
}
if (Character.isWhitespace(firstChar)) {
writer.write(PAD_TEXT);
}
}
if (buff != null) {
writeString(buff.toString());
buff = null;
} else {
writeString(lastTextNode.getText());
}
lastTextNode = null;
}
} else {
Node lastTextNode = null;
for (Node node : element.content()) {
if (node instanceof Text) {
writeNode(node);
lastTextNode = node;
} else {
if ((lastTextNode != null) && format.isPadText()) {
// only add the PAD_TEXT if the text itself ends with
// whitespace
String txt = lastTextNode.getText();
char lastTextChar = txt.charAt(txt.length() - 1);
if (Character.isWhitespace(lastTextChar)) {
writer.write(PAD_TEXT);
}
}
writeNode(node);
// if ((lastTextNode != null) && format.isPadText()) {
// writer.write(PAD_TEXT);
// }
lastTextNode = null;
}
}
}
preserve = oldPreserve;
}