public enum DefaultQueryHandlers extends Enum<DefaultQueryHandlers> implements QueryHandlerFactory
DefaultQueryHandlers.valueOf("MSPID_SCOPE_ROUND_ROBIN")
.枚举常量和说明 |
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MSPID_SCOPE_ROUND_ROBIN
For each subsequent query, the next peer in the list is used.
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MSPID_SCOPE_SINGLE
The last peer that provided a successful response is used.
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PREFER_MSPID_SCOPE_ROUND_ROBIN
For each subsequent query, the next peer in the list is used.
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PREFER_MSPID_SCOPE_SINGLE
The last peer that provided a successful response is used.
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限定符和类型 | 方法和说明 |
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QueryHandler |
create(Network network)
Factory function to create a query handler instance.
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static DefaultQueryHandlers |
valueOf(String name)
返回带有指定名称的该类型的枚举常量。
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static DefaultQueryHandlers[] |
values()
按照声明该枚举类型的常量的顺序, 返回
包含这些常量的数组。
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public static final DefaultQueryHandlers MSPID_SCOPE_SINGLE
public static final DefaultQueryHandlers MSPID_SCOPE_ROUND_ROBIN
public static final DefaultQueryHandlers PREFER_MSPID_SCOPE_SINGLE
public static final DefaultQueryHandlers PREFER_MSPID_SCOPE_ROUND_ROBIN
public static DefaultQueryHandlers[] values()
for (DefaultQueryHandlers c : DefaultQueryHandlers.values()) System.out.println(c);
public static DefaultQueryHandlers valueOf(String name)
name
- 要返回的枚举常量的名称。IllegalArgumentException
- 如果该枚举类型没有带有指定名称的常量NullPointerException
- 如果参数为空值public QueryHandler create(Network network)
QueryHandlerFactory
create
在接口中 QueryHandlerFactory
network
- Network on which the query is invoked.Copyright © 2023. All rights reserved.