MetricsService (Lens 2.2.0-beta-incubating API)

All Known Implementing Classes:

MetricsServiceImpl
```
public interface MetricsService
```
The Interface MetricsService.

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`ACCEPTED_QUERIES` The Constant ACCEPTED_QUERIES.
`static String`	`ACTIVE_SESSIONS`
`static String`	`CANCELLED_QUERIES` Query engine counter names.
`static String`	`CLOSED_SESSIONS`
`static String`	`EXPIRED_SESSIONS`
`static String`	`FAILED_QUERIES` The Constant FAILED_QUERIES.
`static String`	`FINISHED_QUERIES` The Constant FINISHED_QUERIES.
`static String`	`NAME` The Constant NAME.
`static String`	`OPENED_SESSIONS`
`static String`	`QUEUED_QUERIES` Query engine gauge names.
`static String`	`RUNNING_QUERIES` The Constant RUNNING_QUERIES.

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`decrCounter(Class<?> cls, String counter)` Decrement a counter with the name costructed using given class and counter name Actual name of the counter will be
`void`	`decrCounter(String counter)` Decrement a counter with the given name Actual name of the counter will be
`int`	`getActiveSessions()` Specifies the count of all opened sessions which are not closed after restarted and the restored sessions
`long`	`getCounter(Class<?> cls, String counter)` Get current value of the counter.
`long`	`getCounter(String counter)` Get current value of the counter.
`long`	`getFinishedQueries()`
`MethodMetricsContext`	`getMethodMetricsContext(org.glassfish.jersey.server.model.ResourceMethod method, org.glassfish.jersey.server.ContainerRequest containerRequest)` API method for getting metrics measuring context for given resource method and container request
`long`	`getQueuedQueries()`
`long`	`getRunningQueries()`
`long`	`getTotalAcceptedQueries()`
`long`	`getTotalCancelledQueries()`
`long`	`getTotalClosedSessions()` Specifies the number of sessions closed
`long`	`getTotalDatabaseResourceLoadErrors()`
`long`	`getTotalExpiredSessions()` Specifies the number of sessions were idle for more than session timeout
`long`	`getTotalFailedQueries()`
`long`	`getTotalFinishedQueries()`
`long`	`getTotalOpenedSessions()` Specifies the count of opened sessions
`long`	`getTotalServerStatePersistenceErrors()`
`long`	`getTotalSuccessfulQueries()`
`void`	`incrCounter(Class<?> cls, String counter)` Increment a counter with the name constructed using given class and counter name Actual name of the counter will be
`void`	`incrCounter(String counter)` Increment a counter with the given name Actual name of the counter will be
`void`	`publishReport()` Publish report.

- Field Detail
  - NAME
```
static final String NAME
```
    The Constant NAME.
    
    See Also:
    Constant Field Values
  - CANCELLED_QUERIES
```
static final String CANCELLED_QUERIES
```
    Query engine counter names.
    
    See Also:
    Constant Field Values
  - FAILED_QUERIES
```
static final String FAILED_QUERIES
```
    The Constant FAILED_QUERIES.
    
    See Also:
    Constant Field Values
  - ACCEPTED_QUERIES
```
static final String ACCEPTED_QUERIES
```
    The Constant ACCEPTED_QUERIES.
    
    See Also:
    Constant Field Values
  - QUEUED_QUERIES
```
static final String QUEUED_QUERIES
```
    Query engine gauge names.
    
    See Also:
    Constant Field Values
  - RUNNING_QUERIES
```
static final String RUNNING_QUERIES
```
    The Constant RUNNING_QUERIES.
    
    See Also:
    Constant Field Values
  - FINISHED_QUERIES
```
static final String FINISHED_QUERIES
```
    The Constant FINISHED_QUERIES.
    
    See Also:
    Constant Field Values
  - OPENED_SESSIONS
```
static final String OPENED_SESSIONS
```
    See Also:
    Constant Field Values
  - CLOSED_SESSIONS
```
static final String CLOSED_SESSIONS
```
    See Also:
    Constant Field Values
  - EXPIRED_SESSIONS
```
static final String EXPIRED_SESSIONS
```
    See Also:
    Constant Field Values
  - ACTIVE_SESSIONS
```
static final String ACTIVE_SESSIONS
```
    See Also:
    Constant Field Values
- Method Detail
  - incrCounter
```
void incrCounter(String counter)
```
    Increment a counter with the given name Actual name of the counter will be
```
MetricRegistry.name(MetricsService.class, counter)
```
    Parameters:
    counter - the counter
  - incrCounter
```
void incrCounter(Class<?> cls,
               String counter)
```
    Increment a counter with the name constructed using given class and counter name Actual name of the counter will be
```
MetricRegistry.name(cls, counter)
```
    Parameters:
    cls - Class of the counter for namespacing the counter
    counter - the counter
  - decrCounter
```
void decrCounter(Class<?> cls,
               String counter)
```
    Decrement a counter with the name costructed using given class and counter name Actual name of the counter will be
```
MetricRegistry.name(cls, counter)
```
    Parameters:
    cls - Class of the counter for namespacing of counters
    counter - the counter
  - decrCounter
```
void decrCounter(String counter)
```
    Decrement a counter with the given name Actual name of the counter will be
```
MetricRegistry.name(MetricsService.class, counter)
```
    Parameters:
    counter - the counter
  - getCounter
```
long getCounter(String counter)
```
    Get current value of the counter.
    
    Parameters:
    counter - the counter
    
    Returns:
    the counter
  - getCounter
```
long getCounter(Class<?> cls,
              String counter)
```
    Get current value of the counter.
    
    Parameters:
    cls - the cls
    counter - the counter
    
    Returns:
    the counter
  - getTotalDatabaseResourceLoadErrors
```
long getTotalDatabaseResourceLoadErrors()
```
  - getQueuedQueries
```
long getQueuedQueries()
```
  - getRunningQueries
```
long getRunningQueries()
```
  - getFinishedQueries
```
long getFinishedQueries()
```
  - getTotalAcceptedQueries
```
long getTotalAcceptedQueries()
```
  - getTotalSuccessfulQueries
```
long getTotalSuccessfulQueries()
```
  - getTotalFinishedQueries
```
long getTotalFinishedQueries()
```
  - getTotalCancelledQueries
```
long getTotalCancelledQueries()
```
  - getTotalFailedQueries
```
long getTotalFailedQueries()
```
  - getTotalServerStatePersistenceErrors
```
long getTotalServerStatePersistenceErrors()
```
  - publishReport
```
void publishReport()
```
    Publish report.
  - getMethodMetricsContext
```
MethodMetricsContext getMethodMetricsContext(org.glassfish.jersey.server.model.ResourceMethod method,
                                           org.glassfish.jersey.server.ContainerRequest containerRequest)
```
    API method for getting metrics measuring context for given resource method and container request
    
    Parameters:
    method - the resource method
    containerRequest - container request
    
    Returns:
    method metrics context.
    See Also:
    ContainerRequest, ResourceMethod, MethodMetricsContext
  - getTotalOpenedSessions
```
long getTotalOpenedSessions()
```
    Specifies the count of opened sessions
  - getTotalClosedSessions
```
long getTotalClosedSessions()
```
    Specifies the number of sessions closed
  - getTotalExpiredSessions
```
long getTotalExpiredSessions()
```
    Specifies the number of sessions were idle for more than session timeout
  - getActiveSessions
```
int getActiveSessions()
```
    Specifies the count of all opened sessions which are not closed after restarted and the restored sessions

Interface MetricsService

Field Summary

Method Summary

Field Detail

NAME

CANCELLED_QUERIES

FAILED_QUERIES

ACCEPTED_QUERIES

QUEUED_QUERIES

RUNNING_QUERIES

FINISHED_QUERIES

OPENED_SESSIONS

CLOSED_SESSIONS

EXPIRED_SESSIONS

ACTIVE_SESSIONS

Method Detail

incrCounter

incrCounter

decrCounter

decrCounter

getCounter

getCounter

getTotalDatabaseResourceLoadErrors

getQueuedQueries

getRunningQueries

getFinishedQueries

getTotalAcceptedQueries

getTotalSuccessfulQueries

getTotalFinishedQueries

getTotalCancelledQueries

getTotalFailedQueries

getTotalServerStatePersistenceErrors

publishReport

getMethodMetricsContext

getTotalOpenedSessions

getTotalClosedSessions

getTotalExpiredSessions

getActiveSessions