Class AbstractDataSourcePoolMetadata<T extends DataSource>
java.lang.Object
org.springframework.boot.jdbc.metadata.AbstractDataSourcePoolMetadata<T>
- Type Parameters:
T
- the data source type
- All Implemented Interfaces:
DataSourcePoolMetadata
- Direct Known Subclasses:
CommonsDbcp2DataSourcePoolMetadata
,HikariDataSourcePoolMetadata
,OracleUcpDataSourcePoolMetadata
,TomcatDataSourcePoolMetadata
public abstract class AbstractDataSourcePoolMetadata<T extends DataSource>
extends Object
implements DataSourcePoolMetadata
A base
DataSourcePoolMetadata
implementation.- Since:
- 2.0.0
- Author:
- Stephane Nicoll
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Constructor Summary
ModifierConstructorDescriptionprotected
AbstractDataSourcePoolMetadata
(T dataSource) Create an instance with the data source to use. -
Method Summary
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface org.springframework.boot.jdbc.metadata.DataSourcePoolMetadata
getActive, getDefaultAutoCommit, getIdle, getMax, getMin, getValidationQuery
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Constructor Details
-
AbstractDataSourcePoolMetadata
Create an instance with the data source to use.- Parameters:
dataSource
- the data source
-
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Method Details
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getUsage
Description copied from interface:DataSourcePoolMetadata
Return the usage of the pool as value between 0 and 1 (or -1 if the pool is not limited).- 1 means that the maximum number of connections have been allocated
- 0 means that no connection is currently active
- -1 means there is not limit to the number of connections that can be allocated
null
if the data source does not provide the necessary information to compute the poll usage.- Specified by:
getUsage
in interfaceDataSourcePoolMetadata
- Returns:
- the usage value or
null
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getDataSource
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