[shardingsphere] branch master updated: Remove check data source empty. (#15596)

[du...@apache.org]

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duanzhengqiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/shardingsphere.git


The following commit(s) were added to refs/heads/master by this push:
     new c34b410  Remove check data source empty. (#15596)
c34b410 is described below

commit c34b410cf06d970f60ff81d761b843541b47feb6
Author: zhaojinchao <33...@users.noreply.github.com>
AuthorDate: Wed Feb 23 19:35:41 2022 +0800

    Remove check data source empty. (#15596)
    
    * Remove check data source empty
    
    * update
---
 .../apache/shardingsphere/dbdiscovery/rule/DatabaseDiscoveryRule.java   | 2 --
 1 file changed, 2 deletions(-)

diff --git a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/rule/DatabaseDiscoveryRule.java b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/rule/DatabaseDiscoveryRule.java
index d13d8cc..8141000 100644
--- a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/rule/DatabaseDiscoveryRule.java
+++ b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/rule/DatabaseDiscoveryRule.java
@@ -17,7 +17,6 @@
 
 package org.apache.shardingsphere.dbdiscovery.rule;
 
-import com.google.common.base.Preconditions;
 import com.google.common.base.Strings;
 import lombok.Getter;
 import org.apache.shardingsphere.dbdiscovery.algorithm.config.AlgorithmProvidedDatabaseDiscoveryRuleConfiguration;
@@ -81,7 +80,6 @@ public final class DatabaseDiscoveryRule implements SchemaRule, DataSourceContai
     
     private DatabaseDiscoveryRule(final String schemaName, final Map<String, DataSource> dataSourceMap, final Collection<DatabaseDiscoveryDataSourceRuleConfiguration> dataSourceRuleConfigs,
                                   final Map<String, DatabaseDiscoveryHeartBeatConfiguration> heartBeatConfig, final Map<String, DatabaseDiscoveryType> discoveryTypes) {
-        Preconditions.checkState(!dataSourceMap.isEmpty(), "Data source can not be empty.");
         this.discoveryTypes = discoveryTypes;
         dataSourceRules = getDataSourceRules(dataSourceRuleConfigs, heartBeatConfig);
         findMasterSlaveRelation(schemaName, dataSourceMap);