summaryrefslogtreecommitdiff
path: root/qpid/java/broker/src/main/java/org/apache/qpid/server/model/adapter/NoStatistics.java
blob: 03fdbd1e85a2457343e49e776d471339bf294d1d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.qpid.server.model.adapter;

import org.apache.qpid.server.model.Statistics;

import java.util.Collection;
import java.util.Collections;

public class NoStatistics implements Statistics
{
    private static final NoStatistics INSTANCE = new NoStatistics();

    private NoStatistics()
    {
    }

    public Collection<String> getStatisticNames()
    {
        return Collections.emptyList();
    }

    public Object getStatistic(String name)
    {
        return null;
    }

    public static NoStatistics getInstance()
    {
        return INSTANCE;
    }
}