OpenTsdbHttpQueryClient (elastisys :: autoscaler :: distro :: standard 5.2.2 API)

java.lang.Object
- com.elastisys.autoscaler.metricstreamers.opentsdb.client.impl.OpenTsdbHttpQueryClient

All Implemented Interfaces:

OpenTsdbQueryClient
```
public class OpenTsdbHttpQueryClient
extends java.lang.Object
implements OpenTsdbQueryClient
```
A OpenTSDB query client that can be used to pose queries against an OpenTSDB server according to the OpenTSDB HTTP API.
The OpenTsdbHttpQueryClient allows "raw" queries to be posed against OpenTSDB.

Constructor Summary

Constructors
Constructor	Description
`OpenTsdbHttpQueryClient()`	Constructs a `OpenTsdbHttpQueryClient` that uses a default `Logger` instance.
`OpenTsdbHttpQueryClient(org.slf4j.Logger logger)`	Constructs a `OpenTsdbHttpQueryClient` with a specified `Logger` instance.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.util.List<com.elastisys.autoscaler.core.api.types.MetricValue>`	`query(java.lang.String queryUrl)`	Executes a query against an OpenTSDB server.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - OpenTsdbHttpQueryClient
```
public OpenTsdbHttpQueryClient()
```
    Constructs a OpenTsdbHttpQueryClient that uses a default Logger instance.
  - OpenTsdbHttpQueryClient
```
public OpenTsdbHttpQueryClient(org.slf4j.Logger logger)
```
    Constructs a OpenTsdbHttpQueryClient with a specified Logger instance.
    
    Parameters:
    
    logger - A Logger that log output will be written to.
- Method Detail
  - query
```
public java.util.List<com.elastisys.autoscaler.core.api.types.MetricValue> query(java.lang.String queryUrl)
                                                                          throws java.lang.Exception
```
    Description copied from interface: OpenTsdbQueryClient
    
    Executes a query against an OpenTSDB server.
    The returned MetricValues are sorted in order of increasing time stamp.
    
    Specified by:
    
    query in interface OpenTsdbQueryClient
    
    Parameters:
    
    queryUrl - A complete OpenTSDB query URL. The query URL must adhere to the OpenTSDB HTTP API.
    
    Returns:
    
    The list of metric values that the query generated, sorted in order of increasing time.
    
    Throws:
    
    java.lang.Exception - If the query execution failed.