diff -r b8a783ca6c4a -r 1bcc373adabb common/corpus-common-addon/addon/services/resolver-service.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/common/corpus-common-addon/addon/services/resolver-service.js	Thu Jun 09 17:11:14 2016 +0200
@@ -0,0 +1,104 @@
+import Ember from 'ember';
+import _ from 'lodash';
+import store from 'corpus-common-addon/utils/store';
+
+export default Ember.Service.extend({
+
+    promises: null,
+    queryRegister: null,
+
+    storeKeyBase: null,
+    apiPath: null,
+    resDocRoot: null,
+
+    processId: function(id) { return id; },
+
+    getReturnDictKey: function(id) { return id; },
+
+    init() {
+        this._super(...arguments);
+        this.set('promises', []);
+        this.set('queryRegister',{});
+        this.doQuery = _.debounce(this._doQuery,10);
+    },
+
+    env: function() {
+        return Ember.getOwner(this).resolveRegistration('config:environment');
+    },
+
+
+    _getStoreKey: function(id) {
+        return this.storeKeyBase+':'+id;
+    },
+
+    _doQuery: function() {
+        var queryRegister = this.get('queryRegister');
+        this.set('queryRegister', {});
+        var ids = Object.keys(queryRegister).join(',');
+        if(!ids) {
+            _.each(queryRegister, (resolve_reject) => {
+                resolve_reject[0]({});
+            });
+        }
+        Ember.$.ajax({
+            //TODO Configuration ?
+            url: this.env().baseURL.replace(/\/$/,'') + this.apiPath +ids,
+
+            success: (itemDoc) => {
+                _.each(queryRegister, (resolve_reject) => {
+                    resolve_reject[0](itemDoc[this.resDocRoot]);
+                });
+            },
+            error: (req, status, error) => {
+                _.each(queryRegister, (resolve_reject) => {
+                    resolve_reject[1](status + ':' + error);
+                });
+
+            }
+        });
+    },
+
+    // make the query for the name.
+    // return a Promise
+    queryName: function(id) {
+        var queryRegister = this.get('queryRegister');
+        return new Ember.RSVP.Promise(function(resolve, reject) {
+            queryRegister[id] = [resolve, reject];
+            this.doQuery(this);
+        }.bind(this));
+    },
+
+    getName: function(id) {
+
+        if(!id) {
+            return new Ember.RSVP.Promise(function(resolve/*, reject*/) {
+                resolve('');
+            });
+        }
+
+        var objectId = this.processId(id);
+
+        var namePromise = null;
+
+        var storeKey = this._getStoreKey(id);
+        var name = store.get(storeKey);
+
+        if( name !== null) {
+            namePromise = new Ember.RSVP.Promise(function(resolve/*, reject*/) {
+                resolve(name);
+            });
+        } else if ( storeKey in this.get('promises')) {
+            namePromise = this.get('promises')[storeKey];
+        } else {
+            //TODO: handle error !!!
+            namePromise = this.queryName(objectId)
+                .then(function(names) {
+                    delete this.get('promises')[storeKey];
+                    return store.set(storeKey, names[this.getReturnDictKey(objectId)]);
+                }.bind(this));
+            this.get('promises')[storeKey] = namePromise;
+        }
+        return namePromise;
+    }
+
+});