com.dianping.cat

类 Cat

java.lang.Object

com.dianping.cat.Cat

public class Cat
extends Object

This is the main entry point to the system.

嵌套类概要

嵌套类

限定符和类型	类和说明
static interface	Cat.Context

方法概要

限定符和类型	方法和说明
static String	createMessageId()
static void	destroy()
static void	enableMultiInstances()
static String	getCatHome()
static String	getCurrentMessageId()
static Cat	getInstance()
static MessageManager	getManager()
static MessageProducer	getProducer()
static void	initialize(File configFile)
static void	initialize(org.codehaus.plexus.PlexusContainer container, File configFile)
static void	initialize(String... servers)
static void	initializeByDomain(String domain, int port, int httpPort, String... servers)
static void	initializeByDomain(String domain, String... servers)
static boolean	isInitialized()
static boolean	isMultiInstanceEnable()
static void	logError(String message, Throwable cause)
static void	logError(Throwable cause)
static void	logEvent(String type, String name)
static void	logEvent(String type, String name, String status, String nameValuePairs)
static void	logHeartbeat(String type, String name, String status, String nameValuePairs)
static void	logMetric(String name, Object... keyValues)
static void	logMetricForCount(String name) Increase the counter specified by name by one.
static void	logMetricForCount(String name, int quantity) Increase the counter specified by name by one.
static void	logMetricForDuration(String name, long durationInMillis) Increase the metric specified by name by durationInMillis.
static void	logMetricForSum(String name, double value) Increase the sum specified by name by value only for one item.
static void	logMetricForSum(String name, double sum, int quantity) Increase the metric specified by name by sum for multiple items.
static void	logRemoteCallClient(Cat.Context ctx) logRemoteCallClient is used in rpc client
static void	logRemoteCallClient(Cat.Context ctx, String domain) logRemoteCallClient is used in rpc client
static void	logRemoteCallServer(Cat.Context ctx) used in rpc server，use clild id as server message tree id.
static void	logTrace(String type, String name)
static void	logTrace(String type, String name, String status, String nameValuePairs)
static <T> T	lookup(Class<T> role)
static <T> T	lookup(Class<T> role, String hint)
static Event	newEvent(String type, String name)
static ForkedTransaction	newForkedTransaction(String type, String name)
static Heartbeat	newHeartbeat(String type, String name)
static TaggedTransaction	newTaggedTransaction(String type, String name, String tag)
static Trace	newTrace(String type, String name)
static Transaction	newTransaction(String type, String name)
static void	reset()
static void	setup(String sessionToken)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

方法详细资料

createMessageId

public static String createMessageId()

destroy

public static void destroy()

getCatHome

public static String getCatHome()

getCurrentMessageId

public static String getCurrentMessageId()

getInstance

public static Cat getInstance()

getManager

public static MessageManager getManager()

getProducer

public static MessageProducer getProducer()

initialize

public static void initialize(File configFile)

initialize

public static void initialize(org.codehaus.plexus.PlexusContainer container,
                              File configFile)

initialize

public static void initialize(String... servers)

initializeByDomain

public static void initializeByDomain(String domain,
                                      int port,
                                      int httpPort,
                                      String... servers)

initializeByDomain

public static void initializeByDomain(String domain,
                                      String... servers)

isInitialized

public static boolean isInitialized()

logError

public static void logError(String message,
                            Throwable cause)

logError

public static void logError(Throwable cause)

logEvent

public static void logEvent(String type,
                            String name)

logEvent

public static void logEvent(String type,
                            String name,
                            String status,
                            String nameValuePairs)

logHeartbeat

public static void logHeartbeat(String type,
                                String name,
                                String status,
                                String nameValuePairs)

logMetric

public static void logMetric(String name,
                             Object... keyValues)

logMetricForCount

public static void logMetricForCount(String name)

Increase the counter specified by name by one.

参数:

name - the name of the metric default count value is 1

logMetricForCount

public static void logMetricForCount(String name,
                                     int quantity)

Increase the counter specified by name by one.

参数:

name - the name of the metric

logMetricForDuration

public static void logMetricForDuration(String name,
                                        long durationInMillis)

Increase the metric specified by name by durationInMillis.

参数:

name - the name of the metric

durationInMillis - duration in milli-second added to the metric

logMetricForSum

public static void logMetricForSum(String name,
                                   double value)

Increase the sum specified by name by value only for one item.

参数:

name - the name of the metric

value - the value added to the metric

logMetricForSum

public static void logMetricForSum(String name,
                                   double sum,
                                   int quantity)

Increase the metric specified by name by sum for multiple items.

参数:

name - the name of the metric

sum - the sum value added to the metric

quantity - the quantity to be accumulated

logRemoteCallClient

public static void logRemoteCallClient(Cat.Context ctx)

logRemoteCallClient is used in rpc client

参数:

ctx - ctx is rpc context ,such as duboo context , please use rpc context implement Context

domain - domain is default, if use default config, the performance of server storage is bad。

logRemoteCallClient

public static void logRemoteCallClient(Cat.Context ctx,
                                       String domain)

logRemoteCallClient is used in rpc client

参数:

ctx - ctx is rpc context ,such as duboo context , please use rpc context implement Context

domain - domain is project name of rpc server name

logRemoteCallServer

public static void logRemoteCallServer(Cat.Context ctx)

used in rpc server，use clild id as server message tree id.

参数:

ctx - ctx is rpc context ,such as duboo context , please use rpc context implement Context

logTrace

public static void logTrace(String type,
                            String name)

logTrace

public static void logTrace(String type,
                            String name,
                            String status,
                            String nameValuePairs)

lookup

public static <T> T lookup(Class<T> role)
                    throws org.codehaus.plexus.component.repository.exception.ComponentLookupException

抛出:

org.codehaus.plexus.component.repository.exception.ComponentLookupException

lookup

public static <T> T lookup(Class<T> role,
                           String hint)
                    throws org.codehaus.plexus.component.repository.exception.ComponentLookupException

抛出:

org.codehaus.plexus.component.repository.exception.ComponentLookupException

newEvent

public static Event newEvent(String type,
                             String name)

newForkedTransaction

public static ForkedTransaction newForkedTransaction(String type,
                                                     String name)

newHeartbeat

public static Heartbeat newHeartbeat(String type,
                                     String name)

newTaggedTransaction

public static TaggedTransaction newTaggedTransaction(String type,
                                                     String name,
                                                     String tag)

newTrace

public static Trace newTrace(String type,
                             String name)

newTransaction

public static Transaction newTransaction(String type,
                                         String name)

reset

public static void reset()

setup

public static void setup(String sessionToken)

isMultiInstanceEnable

public static boolean isMultiInstanceEnable()

enableMultiInstances

public static void enableMultiInstances()