1 files changed, 131 insertions, 0 deletions
diff --git a/framework/src/onos/web/gui/src/main/java/org/onosproject/ui/impl/GroupViewMessageHandler.java b/framework/src/onos/web/gui/src/main/java/org/onosproject/ui/impl/GroupViewMessageHandler.java
new file mode 100644
index 00000000..c7d539b1
--- /dev/null
+++ b/framework/src/onos/web/gui/src/main/java/org/onosproject/ui/impl/GroupViewMessageHandler.java
@@ -0,0 +1,131 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.ui.impl;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.base.Strings;
+import com.google.common.collect.ImmutableSet;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.group.Group;
+import org.onosproject.net.group.GroupBucket;
+import org.onosproject.net.group.GroupService;
+import org.onosproject.ui.RequestHandler;
+import org.onosproject.ui.UiMessageHandler;
+import org.onosproject.ui.table.CellFormatter;
+import org.onosproject.ui.table.TableModel;
+import org.onosproject.ui.table.TableRequestHandler;
+import org.onosproject.ui.table.cell.EnumFormatter;
+
+import java.util.Collection;
+import java.util.List;
+
+
+/**
+ * Message handler for group view related messages.
+ */
+public class GroupViewMessageHandler extends UiMessageHandler {
+
+    private static final String GROUP_DATA_REQ = "groupDataRequest";
+    private static final String GROUP_DATA_RESP = "groupDataResponse";
+    private static final String GROUPS = "groups";
+
+    private static final String ID = "id";
+    private static final String APP_ID = "app_id";
+    private static final String STATE = "state";
+    private static final String TYPE = "type";
+    private static final String PACKETS = "packets";
+    private static final String BYTES = "bytes";
+    private static final String BUCKETS = "buckets";
+
+    private static final String[] COL_IDS = {
+            ID, APP_ID, STATE, TYPE, PACKETS, BYTES, BUCKETS
+    };
+
+    @Override
+    protected Collection<RequestHandler> createRequestHandlers() {
+        return ImmutableSet.of(new GroupDataRequest());
+    }
+
+    // handler for group table requests
+    private final class GroupDataRequest extends TableRequestHandler {
+
+        private GroupDataRequest() {
+            super(GROUP_DATA_REQ, GROUP_DATA_RESP, GROUPS);
+        }
+
+        @Override
+        protected String[] getColumnIds() {
+            return COL_IDS;
+        }
+
+        @Override
+        protected TableModel createTableModel() {
+            TableModel tm = super.createTableModel();
+            tm.setFormatter(TYPE, EnumFormatter.INSTANCE);
+            tm.setFormatter(BUCKETS, new BucketFormatter());
+            return tm;
+        }
+
+        @Override
+        protected void populateTable(TableModel tm, ObjectNode payload) {
+            String uri = string(payload, "devId");
+            if (!Strings.isNullOrEmpty(uri)) {
+                DeviceId deviceId = DeviceId.deviceId(uri);
+                GroupService gs = get(GroupService.class);
+                for (Group group : gs.getGroups(deviceId)) {
+                    populateRow(tm.addRow(), group);
+                }
+            }
+        }
+
+        private void populateRow(TableModel.Row row, Group g) {
+            row.cell(ID, g.id().id())
+                .cell(APP_ID, g.appId().name())
+                .cell(STATE, g.state())
+                .cell(TYPE, g.type())
+                .cell(PACKETS, g.packets())
+                .cell(BYTES, g.bytes())
+                .cell(BUCKETS, g.buckets().buckets());
+        }
+
+        private final class BucketFormatter implements CellFormatter {
+            private static final String BREAK = "<br>";
+
+            @Override
+            public String format(Object value) {
+                StringBuilder sb = new StringBuilder();
+                List<GroupBucket> buckets = (List<GroupBucket>) value;
+
+                if (buckets.isEmpty()) {
+                    return "(No buckets for this group)";
+                }
+
+                for (GroupBucket b : buckets) {
+                    sb.append("Bytes: ")
+                            .append(b.bytes())
+                            .append(" Packets: ")
+                            .append(b.packets())
+                            .append(" Actions: ")
+                            .append(b.treatment().allInstructions())
+                            .append(BREAK);
+                }
+
+                return sb.toString();
+            }
+        }
+    }
+}