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1
5 package org.exoplatform.portlets.monitor.jvm.component;
6
7 import java.lang.management.ClassLoadingMXBean  ;
8 import java.lang.management.CompilationMXBean ;
9 import org.exoplatform.faces.core.component.UIExoComponentBase;
10 import org.exoplatform.text.template.DataBindingValue;
11 import org.exoplatform.text.template.DataHandler;
12 import org.exoplatform.text.template.xhtml.Div;
13 import org.exoplatform.text.template.xhtml.Element;
14 import org.exoplatform.text.template.xhtml.Properties;
15
21 public class UIClassInfo extends UIExoComponentBase {
22 static private Element TEMPLATE =
23 new Div().
24 add(new Properties().
25 addHeader("Compiler Info").
26 add("#{UIClassInfo.label.compiler-name}", "${name}").
27 add("#{UIClassInfo.label.total-compilation-time}", "${totalCompilationTime}").
28 add("#{UIClassInfo.label.is-monitor-supported}","${isCompilationTimeMonitoringSupported()}").
29 addHeader("Class Loading Info").
30 add("#{UIClassInfo.label.loaded-class-count}", "${loadedClassCount}").
31 add("#{UIClassInfo.label.total-loaded-class-count}", "${totalLoadedClassCount}").
32 add("#{UIClassInfo.label.unloaded-class-count}","${unloadedClassCount}")).
33 optimize();
34
35 private DataHandler datahandler_ ;
36
37 public UIClassInfo(ClassLoadingMXBean classBean, CompilationMXBean compiler) {
38 setRendererType("TemplateRenderer") ;
39 datahandler_ = new ClassInfoDataHandler(classBean, compiler);
40 }
41
42 public DataHandler getDataHandler(Class type) {
43 return datahandler_ ;
44 }
45
46 public Element getTemplate() { return TEMPLATE ; }
47
48 static class ClassInfoDataHandler implements DataHandler {
49 private ClassLoadingMXBean classBean_;
50 private CompilationMXBean compiler_;
51
52 public ClassInfoDataHandler(ClassLoadingMXBean classBean, CompilationMXBean compiler) {
53 classBean_ = classBean ;
54 compiler_ = compiler ;
55 }
56
57 public Class getDataTypeHandler() { return ClassInfoDataHandler.class; }
58
59 public String getValueAsString(DataBindingValue value) {
60 if("getName".equals(value.getMethodName())) return compiler_.getName() ;
61 if("getTotalCompilationTime".equals(value.getMethodName()))
62 return Long.toString(compiler_.getTotalCompilationTime()) ;
63 if("isCompilationTimeMonitoringSupported".equals(value.getMethodName()))
64 return Boolean.toString(compiler_.isCompilationTimeMonitoringSupported()) ;
65
66 if("getLoadedClassCount".equals(value.getMethodName()))
67 return Long.toString(classBean_.getLoadedClassCount()) ;
68 if("getTotalLoadedClassCount".equals(value.getMethodName()))
69 return Long.toString(classBean_.getTotalLoadedClassCount()) ;
70 if("getUnloadedClassCount".equals(value.getMethodName()))
71 return Long.toString(classBean_.getUnloadedClassCount()) ;
72 return value.getExpression();
73 }
74
75 public Object getValue(DataBindingValue value) {
76 throw new RuntimeException ("This method is not supported") ;
77 }
78 }
79 } |
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