CPUParser


1   /* 
2    * Copyright 1999-2004 The Apache Software Foundation
3    * Licensed  under the  Apache License,  Version 2.0  (the "License");
4    * you may not use  this file  except in  compliance with the License.
5    * You may obtain a copy of the License at 
6    * 
7    *   http://www.apache.org/licenses/LICENSE-2.0
8    * 
9    * Unless required by applicable law or agreed to in writing, software
10   * distributed  under the  License is distributed on an "AS IS" BASIS,
11   * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY KIND, either  express  or
12   * implied.
13   * 
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.excalibur.util;
18  
19  /**
20   * This interface is for CPUParser objects that are automagically loaded, and
21   * perform architecture dependant processing for determining the number of CPUs,
22   * and the generic infomation about them.
23   *
24   * @author <a HREF="mailto:dev@avalon.apache.org">Avalon Development Team</a>
25   * @version CVS $Revision: 1.4 $ $Date: 2004/02/28 11:47:35 $
26   */
27  public interface CPUParser
28  {
29      /**
30       * Return the number of processors available on the machine
31       */
32      int numProcessors();
33  
34      /**
35       * Return the cpu info for the processors (assuming symetric multiprocessing
36       * which means that all CPUs are identical).  The format is:
37       *
38       * ${arch} Family ${family} Model ${model} Stepping ${stepping}, ${vendor_id}
39       */
40      String   cpuInfo();
41  }
42  
43

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