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munin  2.0.1
Public Member Functions | Static Public Member Functions | Protected Member Functions | Static Protected Member Functions | Protected Attributes | Static Package Functions | Static Private Attributes
org.munin.plugin.jmx.Uptime Class Reference
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List of all members.

Public Member Functions

 Uptime (Config config)
double uptime () throws IOException
void printConfig (PrintWriter out)
void printValues (PrintWriter out)

Static Public Member Functions

static void main (String args[])

Protected Member Functions

void printGraphConfig (PrintWriter out)
void printGraphConfig (PrintWriter out, String title, String vlabel, String info, String args, boolean update, boolean graph)
void printFieldsConfig (PrintWriter out)
void printFieldConfig (PrintWriter out, AccessibleObject accessible)
void printFieldConfig (PrintWriter out, String name, String label, String info, String type, String draw, String colour, double min, double max)
String getFieldName (AccessibleObject accessible)
void printFieldValue (PrintWriter out, AccessibleObject accessible)
void prepareValues () throws Exception
MBeanServerConnection getConnection ()
void printFieldAttribute (PrintWriter out, String fieldName, String attributeName, Object value)

Static Protected Member Functions

static String toFieldName (String name)

Protected Attributes

final Config config

Static Package Functions

static void runGraph (String[] args)

Static Private Attributes

static final double MILLISECONDS_PER_DAY = 1000 * 60 * 60 * 24d

Detailed Description

Definition at line 10 of file Uptime.java.


Constructor & Destructor Documentation

Definition at line 14 of file Uptime.java.

                                    {
              super(config);
       }

Member Function Documentation

MBeanServerConnection org.munin.plugin.jmx.AbstractGraphsProvider.getConnection ( ) [inline, protected, inherited]

Definition at line 20 of file AbstractGraphsProvider.java.

                                                       {
              if (connection == null) {
                     try {
                            connection = BasicMBeanConnection.get(config);
                     } catch (MalformedURLException e) {
                            throw new IllegalStateException(
                                          "Failed to get MBean Server Connection", e);
                     } catch (IOException e) {
                            throw new IllegalStateException(
                                          "Failed to get MBean Server Connection", e);
                     }
              }
              return connection;
       }

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String org.munin.plugin.jmx.AbstractAnnotationGraphsProvider.getFieldName ( AccessibleObject  accessible) [inline, protected, inherited]

Definition at line 89 of file AbstractAnnotationGraphsProvider.java.

                                                                  {
              String fieldName = accessible.getAnnotation(Field.class).name();
              if (fieldName.length() == 0) {
                     String n;
                     if (accessible instanceof Method) {
                            n = ((Method) accessible).getName();
                     } else if (accessible instanceof java.lang.reflect.Field) {
                            n = ((java.lang.reflect.Field) accessible).getName();
                     } else {
                            throw new IllegalArgumentException(
                                          "AccessibleObject must be a field or a method: "
                                                        + accessible);
                     }
                     fieldName = n.substring(0, 1).toUpperCase() + n.substring(1);
              }
              return fieldName;
       }

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static void org.munin.plugin.jmx.Uptime.main ( String  args[]) [inline, static]

Definition at line 27 of file Uptime.java.

                                              {
              runGraph(args);
       }
void org.munin.plugin.jmx.AbstractAnnotationGraphsProvider.prepareValues ( ) throws Exception [inline, protected, inherited]
void org.munin.plugin.jmx.AbstractAnnotationGraphsProvider.printConfig ( PrintWriter  out) [inline, virtual, inherited]

Implements org.munin.plugin.jmx.AbstractGraphsProvider.

Definition at line 23 of file AbstractAnnotationGraphsProvider.java.

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void org.munin.plugin.jmx.AbstractGraphsProvider.printFieldAttribute ( PrintWriter  out,
String  fieldName,
String  attributeName,
Object  value 
) [inline, protected, inherited]

Definition at line 75 of file AbstractGraphsProvider.java.

                                                         {
              if (value != null) {
                     String stringValue = String.valueOf(value);
                     if (stringValue.length() > 0) {
                            out.println(fieldName + "." + attributeName + " " + value);
                     }
              }
       }

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void org.munin.plugin.jmx.AbstractAnnotationGraphsProvider.printFieldConfig ( PrintWriter  out,
AccessibleObject  accessible 
) [inline, protected, inherited]

Definition at line 46 of file AbstractAnnotationGraphsProvider.java.

                                                                                     {
              Field field = accessible.getAnnotation(Field.class);
              String fieldName = getFieldName(accessible);
              String fieldLabel = field.label();
              if (fieldLabel.length() == 0) {
                     fieldLabel = fieldName;
              }

              printFieldConfig(out, fieldName, fieldLabel, field.info(),
                            field.type(), field.draw(), field.colour(), field.min(), field
                                          .max());
       }

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void org.munin.plugin.jmx.AbstractGraphsProvider.printFieldConfig ( PrintWriter  out,
String  name,
String  label,
String  info,
String  type,
String  draw,
String  colour,
double  min,
double  max 
) [inline, protected, inherited]

Definition at line 59 of file AbstractGraphsProvider.java.

                                 {
              printFieldAttribute(out, name, "label", label);
              printFieldAttribute(out, name, "info", info);
              printFieldAttribute(out, name, "type", type);
              if (!Double.isNaN(min)) {
                     printFieldAttribute(out, name, "min", min);
              }
              if (!Double.isNaN(max)) {
                     printFieldAttribute(out, name, "max", max);
              }
              printFieldAttribute(out, name, "draw", draw);
              printFieldAttribute(out, name, "colour", colour);
       }

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void org.munin.plugin.jmx.AbstractAnnotationGraphsProvider.printFieldsConfig ( PrintWriter  out) [inline, protected, inherited]

Reimplemented in org.munin.plugin.jmx.GarbageCollectionInfo.

Definition at line 40 of file AbstractAnnotationGraphsProvider.java.

                                                         {
              for (AccessibleObject accessible : getFieldObjects()) {
                     printFieldConfig(out, accessible);
              }
       }

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void org.munin.plugin.jmx.AbstractAnnotationGraphsProvider.printFieldValue ( PrintWriter  out,
AccessibleObject  accessible 
) [inline, protected, inherited]

Reimplemented in org.munin.plugin.jmx.AbstractMemoryPoolProvider.

Definition at line 136 of file AbstractAnnotationGraphsProvider.java.

                                                                                    {
              String fieldName = getFieldName(accessible);
              try {
                     Object value = getFieldValue(accessible);
                     printFieldAttribute(out, fieldName, "value", value);
              } catch (Exception e) {
                     System.err.println("Failed to get value for field " + fieldName
                                   + ": " + e.getMessage());
                     e.printStackTrace();
              }
       }

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void org.munin.plugin.jmx.AbstractAnnotationGraphsProvider.printGraphConfig ( PrintWriter  out) [inline, protected, inherited]

Reimplemented in org.munin.plugin.jmx.MemoryPoolUsageProvider.

Definition at line 28 of file AbstractAnnotationGraphsProvider.java.

                                                        {
              Graph graph = getClass().getAnnotation(Graph.class);
              if (graph == null) {
                     throw new IllegalArgumentException(getClass()
                                   + " doesn't have @Graph annotation");
              }
              String graphTitle = "JVM (port " + config.getPort() + ") "
                            + graph.title();
              printGraphConfig(out, graphTitle, graph.vlabel(), graph.info(), graph
                            .args(), graph.update(), graph.graph());
       }

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void org.munin.plugin.jmx.AbstractGraphsProvider.printGraphConfig ( PrintWriter  out,
String  title,
String  vlabel,
String  info,
String  args,
boolean  update,
boolean  graph 
) [inline, protected, inherited]

Reimplemented in org.munin.plugin.jmx.AbstractMemoryPoolProvider.

Definition at line 39 of file AbstractGraphsProvider.java.

                                    {
              out.println("graph_title " + title);
              out.println("graph_vlabel " + vlabel);
              if (info != null && info.length() > 0) {
                     out.println("graph_info " + info);
              }
              if (args != null && args.length() > 0) {
                     out.println("graph_args " + args);
              }
              out.println("graph_category " + config.getCategory());
              if (!update) {
                     out.println("update no");
              }
              if (!graph) {
                     out.println("graph no");
              }
       }

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void org.munin.plugin.jmx.AbstractAnnotationGraphsProvider.printValues ( PrintWriter  out) [inline, virtual, inherited]

Implements org.munin.plugin.jmx.AbstractGraphsProvider.

Reimplemented in org.munin.plugin.jmx.GarbageCollectionInfo.

Definition at line 123 of file AbstractAnnotationGraphsProvider.java.

                                                {
              try {
                     prepareValues();
              } catch (Exception e) {
                     System.err.println("Failed to prepare values for class "
                                   + getClass() + ": " + e.getMessage());
                     e.printStackTrace();
              }
              for (AccessibleObject accessible : getFieldObjects()) {
                     printFieldValue(out, accessible);
              }
       }

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static void org.munin.plugin.jmx.AbstractGraphsProvider.runGraph ( String[]  args) [inline, static, package, inherited]

Definition at line 85 of file AbstractGraphsProvider.java.

                                           {
              String providerClassName = Thread.currentThread().getStackTrace()[2].getClassName();
              Class<? extends AbstractGraphsProvider> providerClass;
              try {
                     providerClass = Class.forName(providerClassName).asSubclass(AbstractGraphsProvider.class);
              } catch (ClassNotFoundException e) {
                     throw new IllegalStateException("Failed to get provider class", e);
              }
              Config config = getConfig(args);
              AbstractGraphsProvider provider = getProvider(providerClass, config);
              runGraph(provider, config, args);
       }

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static String org.munin.plugin.jmx.AbstractGraphsProvider.toFieldName ( String  name) [inline, static, protected, inherited]

Definition at line 147 of file AbstractGraphsProvider.java.

                                                        {
              return name.replaceAll("[^A-Za-z0-9_]", "_");
       }

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double org.munin.plugin.jmx.Uptime.uptime ( ) throws IOException [inline]

Definition at line 19 of file Uptime.java.

                                                 {
              RuntimeMXBean osmxbean = ManagementFactory.newPlatformMXBeanProxy(
                            getConnection(), ManagementFactory.RUNTIME_MXBEAN_NAME,
                            RuntimeMXBean.class);

              return osmxbean.getUptime() / MILLISECONDS_PER_DAY;
       }

Member Data Documentation

Definition at line 10 of file AbstractGraphsProvider.java.

final double org.munin.plugin.jmx.Uptime.MILLISECONDS_PER_DAY = 1000 * 60 * 60 * 24d [static, private]

Definition at line 12 of file Uptime.java.


The documentation for this class was generated from the following file: