Changeset 2384

Timestamp:

02/15/06 12:22:40 (3 years ago)

Author:

jmorliaguet

Message:

- implemented storage access sequences (in write mode):

• queue: first-in first-out
  
• stack: last-in first-out
  

Files:

• cpsskins/branches/jmo-perspectives/ui/framework/cpsskins.js (modified) (3 diffs)
• cpsskins/branches/jmo-perspectives/ui/framework/tests/zope3/functional/latency/cpsskins_latency.pt (modified) (3 diffs)

cpsskins/branches/jmo-perspectives/ui/framework/cpsskins.js

@@ -796 +796 @@
-  // high-level I/O
-  getData: function() {
-questData
+adTransaction
-    return this.storage.read();
-  },
-
-  setData: function(data) {
-storeData
+writeTransaction
-  },
-
@@ -872 +872 @@
-    this.model = model;
-    this.setup();
+    this._queue = $A([]);
+    this._queued_data = $H({});
+  },
+
+  readTransaction: function(data) {
+    // TODO: implement a read access sequences
+    this.requestData();
+  },
+
+  writeTransaction: function(data) {
+    var access = this.model.def.storage.access;
+    if (access) {
+      switch (access.type) {
+        case 'queue': {
+          this._queue.push(data[access.signature]);
+          break;
+        }
+        case 'stack': {
+          this._queue.unshift(data[access.signature]);
+          break;
+        }
+      }
+    }
+    this.storeData(data);
-  },
-
@@ -893 +917 @@
-
-  write: function(data) {
+    var access = this.model.def.storage.access;
+
+    if (access && access.type) {
+      var signature = data[access.signature];
+      this._queued_data[signature] = data;
+      while (this._queue) {
+        var next = this._queue[0];
+        if (next in this._queued_data) {
+          data = this._queued_data[next];
+          this._writeFields(data);
+          this._queue.shift();
+        } else {
+          break;
+        }
+      }
+    } else {
+      this._writeFields(data);
+    }
+  },
+
+  _writeFields: function(data) {
-    // filter out fields with the wrong data type
-    var schema = this.model.schema;

cpsskins/branches/jmo-perspectives/ui/framework/tests/zope3/functional/latency/cpsskins_latency.pt

@@ -46 +46 @@
-    function init() {
-      run('no-sequence', 1);
-stack
-queue
+queue
+stack
-    }
-
-    function run(model_id, storage) {
-      var model = CPSSkins.getModelById(model_id);
-2
+1
-        model.setData({'storage': storage, 'position': v, 's': v});
-      });
@@ -167 +167 @@
-           "type": "counter"
-          },
-stack
+queue
-        }
-        </ins>
@@ -177 +177 @@
-           "type": "counter"
-          },
-queue
+stack
-        }
-        </ins>