Package com.mongodb.selector
Class CompositeServerSelector
- java.lang.Object
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- com.mongodb.selector.CompositeServerSelector
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- All Implemented Interfaces:
ServerSelector
public final class CompositeServerSelector extends Object implements ServerSelector
A server selector that composes a list of server selectors, and selects the servers by iterating through the list from start to finish, passing the result of the previous into the next, and finally returning the result of the last one.- Since:
- 3.0
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Constructor Summary
Constructors Constructor Description CompositeServerSelector(List<? extends ServerSelector> serverSelectors)
Constructs a new instance.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
equals(Object o)
List<ServerSelector>
getServerSelectors()
int
hashCode()
List<ServerDescription>
select(ClusterDescription clusterDescription)
Select a list of server descriptions from the given cluster description according to some criteria.String
toString()
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Constructor Detail
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CompositeServerSelector
public CompositeServerSelector(List<? extends ServerSelector> serverSelectors)
Constructs a new instance.- Parameters:
serverSelectors
- the list of composed server selectors
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Method Detail
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getServerSelectors
public List<ServerSelector> getServerSelectors()
- Returns:
- the server selectors list.
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select
public List<ServerDescription> select(ClusterDescription clusterDescription)
Description copied from interface:ServerSelector
Select a list of server descriptions from the given cluster description according to some criteria.- Specified by:
select
in interfaceServerSelector
- Parameters:
clusterDescription
- the cluster of servers to select from- Returns:
- a non-null list of ServerDescriptions that meet the requirements of this ServerSelector. This may be empty.
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