/**
* 获取指定资源的关联资源集合
*
* @param resId 指定资源ID
* @return
*/
public List<ResourceObject> getResourceRelations(int resId) {
List<ResourceObject> list = new ArrayList<ResourceObject>();
IResourceService is = ServiceManager.getResourceService();
List<ResourceRelation> l = this.getRelationsByResourceId(resId);
for (ResourceRelation r : l) {
if (r.getItemId() == resId) {
list.add(is.getResourceById(r.getItemId2()));
} else if (r.getItemId2() == resId) {
list.add(is.getResourceById(r.getItemId()));
}
}
return list;
}
/**
* 生成资源关联关系拓扑图数据
*
* @param list 资源关联关系
* @param def 如果list.size=0, 默认显示的节点
* @return 拓扑图数据
*/
private String getResourceRelationXml(
List<ResourceRelation> list, ResourceRelation def, int resId) {
Document doc = null;
try {
doc = XmlUtil.parseString("<Graph/>");
} catch (DocumentException e) {
// 此处不可能发生
e.printStackTrace();
return "";
}
boolean f = false;
if (list.size() == 0 && def != null) {
f = true;
list.add(def);
}
Map<Integer, ResourceObject> m = new HashMap<Integer, ResourceObject>();
IResourceService is = ServiceManager.getResourceService();
for (ResourceRelation r : list) {
ResourceObject ro = is.getResourceById(r.getItemId());
ResourceObject ro1 = is.getResourceById(r.getItemId2());
if (ro != null) m.put(ro.getId(), ro);
if (ro1 != null) m.put(ro1.getId(), ro1);
}
for (ResourceObject ro : m.values()) {
Element el = doc.getRootElement().addElement("Node");
el.addAttribute("id", String.valueOf(ro.getId()));
el.addAttribute("name", ro.getName());
if (resId > 0 && ro.getId() == resId) el.addAttribute("nodeSize", "50");
else el.addAttribute("nodeSize", "32");
el.addAttribute("nodeIcon", String.valueOf(ro.getModel().getIcon()));
}
for (ResourceRelation r : list) {
if (f) break;
Element el = doc.getRootElement().addElement("Edge");
el.addAttribute("fromID", String.valueOf(r.getItemId()));
el.addAttribute("toID", String.valueOf(r.getItemId2()));
RelationDefine rd = getRelationDefineById(r.getRelationId());
if (rd != null) {
el.addAttribute("edgeLabel", rd.getName());
if (rd.getIcon() != null && rd.getIcon().length() > 0)
el.addAttribute("edgeClass", rd.getIcon());
if (rd.getColor() != null && rd.getColor().length() > 0)
el.addAttribute("color", rd.getColor());
} else {
el.addAttribute("edgeLabel", "关系未定义");
}
}
return XmlUtil.getXmlString(doc);
}
/**
* 获取某个资源有可能会有关联关系的资源集合.(包含本身) 即取出指定资源所属模型的所有关联模型下的所有资源.
*
* @param resId 指定资源ID
* @return
*/
public List<ResourceObject> getRelationsWithModelByResId(int resId, int userId) {
List<ResourceObject> list = new ArrayList<ResourceObject>();
IResourceService is = ServiceManager.getResourceService();
ResourceObject r = is.getResourceById(resId);
Map<String, String> m = new HashMap<String, String>();
for (ModelRelation mr : getModelRelationsByModelId(r.getModelId())) {
if (!mr.getModelId().equals(r.getModelId())) m.put(mr.getModelId(), "1");
if (!mr.getModelId2().equals(r.getModelId())) m.put(mr.getModelId2(), "1");
}
for (String modelId : m.keySet()) {
list.addAll(is.getResourcesByModelId(modelId, userId));
}
list.add(r);
return list;
}
