public static String setGraphXml(String sourceNode, Map<String, String> map, String xml)
throws IOException {
Document doc = Dom4jUtil.loadXml(xml);
Element root = doc.getRootElement();
Element node = (Element) root.selectSingleNode("//bg:Gateway[@id='" + sourceNode + "']");
Element portsEl = node.element("ports");
List portList = portsEl.elements();
for (int i = 0; i < portList.size(); i++) {
Element portEl = (Element) portList.get(i);
if ((portEl.attribute("x") != null) || (portEl.attribute("y") != null)) {
String id = portEl.attributeValue("id");
Element outNode =
(Element) root.selectSingleNode("//bg:SequenceFlow[@startPort='" + id + "']");
if (outNode != null) {
String outPort = outNode.attributeValue("endPort");
Element tmpNode = (Element) root.selectSingleNode("//ciied:Port[@id='" + outPort + "']");
Element taskNode = tmpNode.getParent().getParent();
String taskId = taskNode.attributeValue("id");
Element conditionEl = outNode.element("condition");
if (conditionEl != null) {
outNode.remove(conditionEl);
}
if (map.containsKey(taskId)) {
String condition = (String) map.get(taskId);
Element elAdd = outNode.addElement("condition");
elAdd.addText(condition);
}
}
}
}
return doc.asXML();
}
/**
* 将临时xml(保留工作流设计器信息)文件转化为bpmn xml语言标准工作流xml文件
*
* @param id
* @param name
* @param xml
* @return
* @throws TransformerFactoryConfigurationError
* @throws Exception
*/
public static String transform(String id, String name, String xml)
throws TransformerFactoryConfigurationError, Exception {
Map<String, String> map = new HashMap<String, String>();
map.put("id", id);
map.put("name", name);
String xlstPath =
FileUtil.getClassesPath()
+ "com/kcp/platform/bpm/graph/transform.xsl".replace("/", File.separator);
logger.debug("xlslPath:" + xlstPath);
xml = xml.trim();
String str = Dom4jUtil.transXmlByXslt(xml, xlstPath, map);
str =
str.replace("<", "<")
.replace(">", ">")
.replace("xmlns=\"\"", "")
.replace("&", "&");
Pattern regex = Pattern.compile("name=\".*?\"");
Matcher regexMatcher = regex.matcher(str);
while (regexMatcher.find()) {
String strReplace = regexMatcher.group(0);
String strReplaceWith =
strReplace.replace("&", "&").replace("<", "<").replace(">", ">");
str = str.replace(strReplace, strReplaceWith);
}
return str;
}
public static Map<String, String> getDecisionConditions(
String processXml, String decisionNodeId) {
Map<String, String> map = new HashMap<String, String>();
processXml =
processXml.replace(
"xmlns=\"http://www.omg.org/spec/BPMN/20100524/MODEL\"", "xmlns:bpm='hotent'");
Document doc = Dom4jUtil.loadXml(processXml);
Element root = doc.getRootElement();
List<Element> nodes = root.selectNodes("//sequenceFlow[@sourceRef='" + decisionNodeId + "']");
for (Element el : nodes) {
String id = el.attributeValue("targetRef");
String condition = "";
Element conditionNode = el.element("conditionExpression");
if (conditionNode != null) {
condition = conditionNode.getText().trim();
condition = StringUtils.trimPrefix(condition, "${");
condition = StringUtils.trimSufffix(condition, "}");
}
map.put(id, condition);
}
return map;
}
public static ShapeMeta transGraph(String xml) throws Exception {
xml = xml.replace("xmlns=\"http://www.omg.org/spec/BPMN/20100524/MODEL\"", "");
Document doc = Dom4jUtil.loadXml(xml);
Element root = doc.getRootElement();
List list = root.selectNodes("//bpmndi:BPMNShape");
int minx = 100000;
int miny = 100000;
int maxw = 0;
int maxh = 0;
StringBuffer sb = new StringBuffer();
for (int i = 0; i < list.size(); i++) {
Element el = (Element) list.get(i);
Element tmp = (Element) el.selectSingleNode("omgdc:Bounds");
int x = (int) Float.parseFloat(tmp.attributeValue("x"));
int y = (int) Float.parseFloat(tmp.attributeValue("y"));
int w = x + (int) Float.parseFloat(tmp.attributeValue("width"));
int h = y + (int) Float.parseFloat(tmp.attributeValue("height"));
minx = Math.min(x, minx);
miny = Math.min(y, miny);
maxw = Math.max(w, maxw);
maxh = Math.max(h, maxh);
}
List pointList = root.selectNodes("//omgdi:waypoint");
for (int i = 0; i < pointList.size(); i++) {
Element tmp = (Element) pointList.get(i);
int x = (int) Float.parseFloat(tmp.attributeValue("x"));
int y = (int) Float.parseFloat(tmp.attributeValue("y"));
minx = Math.min(x, minx);
miny = Math.min(y, miny);
}
for (int i = 0; i < list.size(); i++) {
Element el = (Element) list.get(i);
Element tmp = (Element) el.selectSingleNode("omgdc:Bounds");
int x = (int) Float.parseFloat(tmp.attributeValue("x"));
int y = (int) Float.parseFloat(tmp.attributeValue("y"));
int w = (int) Float.parseFloat(tmp.attributeValue("width"));
int h = (int) Float.parseFloat(tmp.attributeValue("height"));
x = x - minx + 5;
y = y - miny + 5;
String id = el.attributeValue("bpmnElement");
Element procEl = (Element) root.selectSingleNode("//process/descendant::*[@id='" + id + "']");
String type = procEl.getName();
if (type.equals("serviceTask")) {
String attribute = procEl.attributeValue("class");
if (attribute != null) {
if (attribute.equals("com.hotent.platform.service.bpm.MessageTask")) {
type = "email";
} else if (attribute.equals("com.hotent.platform.service.bpm.ScriptTask")) {
type = "script";
}
}
}
Element multiObj = procEl.element("multiInstanceLoopCharacteristics");
if (multiObj != null) type = "multiUserTask";
Element parent = procEl.getParent();
String name = procEl.attributeValue("name");
int zIndex = 10;
String parentName = parent.getName();
if (parentName.equals("subProcess")) {
zIndex = 11;
}
DivShape shape = new DivShape(name, x, y, w, h, zIndex, id, type);
sb.append(shape);
}
ShapeMeta shapeMeta = new ShapeMeta(maxw, maxh, sb.toString());
return shapeMeta;
}
