01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: package java.lang.management;
19:
20: /**
21: * <p>
22: * <code>MemoryManagerMXBean</code> is an interface used by the management
23: * system to access memory manager properties.
24: * </p>
25: * <p>
26: * <code>ObjectName</code> pattern: java.lang:type=MemoryManager,name=<i>manager_name</i>
27: * </p>
28: *
29: * @since 1.5
30: */
31: public interface MemoryManagerMXBean {
32:
33: /**
34: * <p>
35: * The names of the memory pools being managed by this manager.
36: * </p>
37: *
38: * @return A <code>String[]</code> of pool names.
39: */
40: String[] getMemoryPoolNames();
41:
42: /**
43: * <p>
44: * The name of the memory manager.
45: * </p>
46: *
47: * @return The manager's name.
48: */
49: String getName();
50:
51: /**
52: * <p>
53: * Indicates whether or not the manager is currently valid. A memory manager
54: * may be removed by a JVM and become invalid.
55: * </p>
56: *
57: * @return <code>true</code> if the manager is valid, <code>false</code>
58: * otherwise.
59: */
60: boolean isValid();
61: }
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