This is an automated email from the ASF dual-hosted git repository.

wuweijie 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 7299303  Add shardingsphere-db-discovery-distsql-handler module 
(#11114)
7299303 is described below

commit 7299303904bf3f1748fa4c3519c2624db59adde6
Author: Liang Zhang <[email protected]>
AuthorDate: Fri Jul 2 23:18:54 2021 +0800

    Add shardingsphere-db-discovery-distsql-handler module (#11114)
    
    * Add shardingsphere-db-discovery-distsql-handler module
    
    * Add shardingsphere-db-discovery-distsql-handler module
---
 .../shardingsphere-db-discovery-core/pom.xml       | 12 +---
 .../DatabaseDiscoveryRuleStatementConverter.java   | 70 ----------------------
 ....shardingsphere.infra.distsql.update.RDLUpdater | 20 -------
 ...shardingsphere.infra.distsql.query.RQLResultSet |  2 +-
 .../shardingsphere-db-discovery-distsql/pom.xml    |  1 +
 .../pom.xml                                        | 21 ++++---
 .../DatabaseDiscoveryRuleStatementConverter.java   | 58 ++++++++++++++++++
 .../DatabaseDiscoveryRuleNotExistedException.java  |  2 +-
 .../InvalidDatabaseDiscoveryTypesException.java    |  2 +-
 .../query/DatabaseDiscoveryRuleQueryResultSet.java |  2 +-
 ...AlterDatabaseDiscoveryRuleStatementUpdater.java | 19 +++---
 ...reateDatabaseDiscoveryRuleStatementUpdater.java | 16 ++---
 .../DropDatabaseDiscoveryRuleStatementUpdater.java |  4 +-
 ....shardingsphere.infra.distsql.update.RDLUpdater | 37 ++++++++++++
 ...atabaseDiscoveryRuleStatementConverterTest.java | 15 +++--
 .../DatabaseDiscoveryRuleQueryResultSetTest.java   |  6 +-
 ...rDatabaseDiscoveryRuleStatementUpdaterTest.java |  6 +-
 ...eDatabaseDiscoveryRuleStatementUpdaterTest.java |  4 +-
 ...pDatabaseDiscoveryRuleStatementUpdaterTest.java |  4 +-
 .../pom.xml                                        |  2 +-
 20 files changed, 148 insertions(+), 155 deletions(-)

diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/pom.xml
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/pom.xml
index 6aca1c5..29836a6 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/pom.xml
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/pom.xml
@@ -36,7 +36,7 @@
         </dependency>
         <dependency>
             <groupId>org.apache.shardingsphere</groupId>
-            
<artifactId>shardingsphere-db-discovery-distsql-statement</artifactId>
+            
<artifactId>shardingsphere-db-discovery-distsql-handler</artifactId>
             <version>${project.version}</version>
         </dependency>
         <dependency>
@@ -44,20 +44,14 @@
             <artifactId>shardingsphere-db-discovery-distsql-parser</artifactId>
             <version>${project.version}</version>
         </dependency>
-        
         <dependency>
             <groupId>org.apache.shardingsphere</groupId>
-            <artifactId>shardingsphere-infra-route</artifactId>
-            <version>${project.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.shardingsphere</groupId>
-            <artifactId>shardingsphere-distsql-parser-statement</artifactId>
+            <artifactId>shardingsphere-db-discovery-mgr</artifactId>
             <version>${project.version}</version>
         </dependency>
         <dependency>
             <groupId>org.apache.shardingsphere</groupId>
-            <artifactId>shardingsphere-db-discovery-mgr</artifactId>
+            <artifactId>shardingsphere-infra-route</artifactId>
             <version>${project.version}</version>
         </dependency>
         
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/yaml/converter/DatabaseDiscoveryRuleStatementConverter.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/yaml/converter/DatabaseDiscoveryRuleStatementConverter.java
deleted file mode 100644
index 36acb87..0000000
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/yaml/converter/DatabaseDiscoveryRuleStatementConverter.java
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.shardingsphere.dbdiscovery.yaml.converter;
-
-import lombok.AccessLevel;
-import lombok.NoArgsConstructor;
-import 
org.apache.shardingsphere.dbdiscovery.yaml.config.YamlDatabaseDiscoveryRuleConfiguration;
-import 
org.apache.shardingsphere.dbdiscovery.yaml.config.rule.YamlDatabaseDiscoveryDataSourceRuleConfiguration;
-import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.segment.DatabaseDiscoveryRuleSegment;
-import 
org.apache.shardingsphere.infra.yaml.config.algorithm.YamlShardingSphereAlgorithmConfiguration;
-
-import java.util.Collection;
-
-/**
- * Database discovery rule statement converter.
- */
-@NoArgsConstructor(access = AccessLevel.PRIVATE)
-public final class DatabaseDiscoveryRuleStatementConverter {
-    
-    /**
-     * Convert database discovery rule segment to YAML database discovery rule 
configuration.
-     *
-     * @param databaseDiscoveryRuleSegments collection of database discovery 
rule segments
-     * @return YAML database discovery rule configuration
-     */
-    public static YamlDatabaseDiscoveryRuleConfiguration convert(final 
Collection<DatabaseDiscoveryRuleSegment> databaseDiscoveryRuleSegments) {
-        YamlDatabaseDiscoveryRuleConfiguration result = new 
YamlDatabaseDiscoveryRuleConfiguration();
-        for (DatabaseDiscoveryRuleSegment each : 
databaseDiscoveryRuleSegments) {
-            String databaseDiscoveryType = 
getDatabaseDiscoveryType(each.getName(), each.getDiscoveryTypeName());
-            result.getDataSources().put(each.getName(), 
buildDataSourceRuleConfiguration(databaseDiscoveryType, each));
-            result.getDiscoveryTypes().put(databaseDiscoveryType, 
buildDiscoveryType(each));
-        }
-        return result;
-    }
-    
-    private static YamlDatabaseDiscoveryDataSourceRuleConfiguration 
buildDataSourceRuleConfiguration(final String databaseDiscoveryType,
-                                                                               
                      final DatabaseDiscoveryRuleSegment 
databaseDiscoveryRuleSegment) {
-        YamlDatabaseDiscoveryDataSourceRuleConfiguration result = new 
YamlDatabaseDiscoveryDataSourceRuleConfiguration();
-        
result.getDataSourceNames().addAll(databaseDiscoveryRuleSegment.getDataSources());
-        result.setDiscoveryTypeName(databaseDiscoveryType);
-        result.setProps(databaseDiscoveryRuleSegment.getProps());
-        return result;
-    }
-    
-    private static YamlShardingSphereAlgorithmConfiguration 
buildDiscoveryType(final DatabaseDiscoveryRuleSegment 
databaseDiscoveryRuleSegment) {
-        YamlShardingSphereAlgorithmConfiguration result = new 
YamlShardingSphereAlgorithmConfiguration();
-        result.setType(databaseDiscoveryRuleSegment.getDiscoveryTypeName());
-        result.setProps(databaseDiscoveryRuleSegment.getProps());
-        return result;
-    }
-    
-    private static String getDatabaseDiscoveryType(final String ruleName, 
final String databaseDiscoveryType) {
-        return String.format("%s_%s", ruleName, databaseDiscoveryType);
-    }
-}
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.update.RDLUpdater
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.update.RDLUpdater
deleted file mode 100644
index f13886f..0000000
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.update.RDLUpdater
+++ /dev/null
@@ -1,20 +0,0 @@
-#
-# Licensed to the Apache Software Foundation (ASF) under one or more
-# contributor license agreements.  See the NOTICE file distributed with
-# this work for additional information regarding copyright ownership.
-# The ASF licenses this file to You under the Apache License, Version 2.0
-# (the "License"); you may not use this file except in compliance with
-# the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-org.apache.shardingsphere.dbdiscovery.distsql.update.CreateDatabaseDiscoveryRuleStatementUpdater
-org.apache.shardingsphere.dbdiscovery.distsql.update.AlterDatabaseDiscoveryRuleStatementUpdater
-org.apache.shardingsphere.dbdiscovery.distsql.update.DropDatabaseDiscoveryRuleStatementUpdater
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.query.RQLResultSet
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.query.RQLResultSet
index 696e633..09b4426 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.query.RQLResultSet
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.query.RQLResultSet
@@ -15,4 +15,4 @@
 # limitations under the License.
 #
 
-org.apache.shardingsphere.dbdiscovery.distsql.query.DatabaseDiscoveryRuleQueryResultSet
+org.apache.shardingsphere.dbdiscovery.distsql.handler.query.DatabaseDiscoveryRuleQueryResultSet
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/pom.xml
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/pom.xml
index 206daeb..b4c2237 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/pom.xml
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/pom.xml
@@ -32,5 +32,6 @@
     <modules>
         <module>shardingsphere-db-discovery-distsql-statement</module>
         <module>shardingsphere-db-discovery-distsql-parser</module>
+        <module>shardingsphere-db-discovery-distsql-handler</module>
     </modules>
 </project>
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/pom.xml
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/pom.xml
similarity index 67%
copy from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/pom.xml
copy to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/pom.xml
index 206daeb..7302171 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/pom.xml
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/pom.xml
@@ -22,15 +22,22 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache.shardingsphere</groupId>
-        <artifactId>shardingsphere-db-discovery</artifactId>
+        <artifactId>shardingsphere-db-discovery-distsql</artifactId>
         <version>5.0.0-RC1-SNAPSHOT</version>
     </parent>
-    <artifactId>shardingsphere-db-discovery-distsql</artifactId>
-    <packaging>pom</packaging>
+    <artifactId>shardingsphere-db-discovery-distsql-handler</artifactId>
     <name>${project.artifactId}</name>
     
-    <modules>
-        <module>shardingsphere-db-discovery-distsql-statement</module>
-        <module>shardingsphere-db-discovery-distsql-parser</module>
-    </modules>
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.shardingsphere</groupId>
+            <artifactId>shardingsphere-db-discovery-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.shardingsphere</groupId>
+            
<artifactId>shardingsphere-db-discovery-distsql-statement</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+    </dependencies>
 </project>
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/converter/DatabaseDiscoveryRuleStatementConverter.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/converter/DatabaseDisco
 [...]
new file mode 100644
index 0000000..b95026f
--- /dev/null
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/converter/DatabaseDiscoveryRuleStatementConverter.java
@@ -0,0 +1,58 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.converter;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
+import 
org.apache.shardingsphere.dbdiscovery.api.config.rule.DatabaseDiscoveryDataSourceRuleConfiguration;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.segment.DatabaseDiscoveryRuleSegment;
+import 
org.apache.shardingsphere.infra.config.algorithm.ShardingSphereAlgorithmConfiguration;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.Map;
+
+/**
+ * Database discovery rule statement converter.
+ */
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class DatabaseDiscoveryRuleStatementConverter {
+    
+    /**
+     * Convert database discovery rule segment to database discovery rule 
configuration.
+     *
+     * @param ruleSegments database discovery rule segments
+     * @return database discovery rule configuration
+     */
+    public static DatabaseDiscoveryRuleConfiguration convert(final 
Collection<DatabaseDiscoveryRuleSegment> ruleSegments) {
+        Collection<DatabaseDiscoveryDataSourceRuleConfiguration> dataSources = 
new LinkedList<>();
+        Map<String, ShardingSphereAlgorithmConfiguration> discoveryTypes = new 
HashMap<>();
+        for (DatabaseDiscoveryRuleSegment each : ruleSegments) {
+            String type = getDatabaseDiscoveryType(each.getName(), 
each.getDiscoveryTypeName());
+            dataSources.add(new 
DatabaseDiscoveryDataSourceRuleConfiguration(each.getName(), new 
LinkedList<>(each.getDataSources()), type));
+            discoveryTypes.put(type, new 
ShardingSphereAlgorithmConfiguration(each.getDiscoveryTypeName(), 
each.getProps()));
+        }
+        return new DatabaseDiscoveryRuleConfiguration(dataSources, 
discoveryTypes);
+    }
+    
+    private static String getDatabaseDiscoveryType(final String ruleName, 
final String type) {
+        return String.format("%s_%s", ruleName, type);
+    }
+}
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/exception/DatabaseDiscoveryRuleNotExistedException.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/exception/DatabaseDiscoveryRuleNotExistedException.java
similarity index 95%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/exception/DatabaseDiscoveryRuleNotExistedException.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/exception/DatabaseDiscoveryRuleNotExistedException.java
index c7533c3..b8b81ac 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/exception/DatabaseDiscoveryRuleNotExistedException.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/exception/DatabaseDiscoveryRuleNotExistedException.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.exception;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.exception;
 
 import 
org.apache.shardingsphere.infra.exception.rule.RuleDefinitionViolationException;
 
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/exception/InvalidDatabaseDiscoveryTypesException.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/exception/InvalidDatabaseDiscoveryTypesException.java
similarity index 94%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/exception/InvalidDatabaseDiscoveryTypesException.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/exception/InvalidDatabaseDiscoveryTypesException.java
index f8cd513..0a4b66b 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/exception/InvalidDatabaseDiscoveryTypesException.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/exception/InvalidDatabaseDiscoveryTypesException.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.exception;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.exception;
 
 import 
org.apache.shardingsphere.infra.exception.rule.RuleDefinitionViolationException;
 
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/query/DatabaseDiscoveryRuleQueryResultSet.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/query/DatabaseDiscoveryRuleQueryResultSet.java
similarity index 98%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/query/DatabaseDiscoveryRuleQueryResultSet.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/query/DatabaseDiscoveryRuleQueryResultSet.java
index 8451343..3c97af7 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/query/DatabaseDiscoveryRuleQueryResultSet.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/query/DatabaseDiscoveryRuleQueryResultSet.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.query;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.query;
 
 import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.rule.DatabaseDiscoveryDataSourceRuleConfiguration;
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/update/AlterDatabaseDiscoveryRuleStatementUpdater.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/AlterDatabaseDiscoveryRuleStatementUpdater.java
similarity index 88%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/update/AlterDatabaseDiscoveryRuleStatementUpdater.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/AlterDatabaseDiscoveryRuleStatementUpdater.java
index c614b34..24dc7f9 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/update/AlterDatabaseDiscoveryRuleStatementUpdater.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/AlterDatabaseDiscoveryRuleStatementUpdater.java
@@ -15,26 +15,24 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.update;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.update;
 
 import com.google.common.base.Preconditions;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.rule.DatabaseDiscoveryDataSourceRuleConfiguration;
-import 
org.apache.shardingsphere.dbdiscovery.distsql.exception.DatabaseDiscoveryRuleNotExistedException;
-import 
org.apache.shardingsphere.dbdiscovery.distsql.exception.InvalidDatabaseDiscoveryTypesException;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.converter.DatabaseDiscoveryRuleStatementConverter;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.exception.DatabaseDiscoveryRuleNotExistedException;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.exception.InvalidDatabaseDiscoveryTypesException;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.segment.DatabaseDiscoveryRuleSegment;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.statement.AlterDatabaseDiscoveryRuleStatement;
 import org.apache.shardingsphere.dbdiscovery.spi.DatabaseDiscoveryType;
-import 
org.apache.shardingsphere.dbdiscovery.yaml.converter.DatabaseDiscoveryRuleStatementConverter;
 import org.apache.shardingsphere.infra.distsql.update.RDLAlterUpdater;
 import 
org.apache.shardingsphere.infra.exception.rule.ResourceNotExistedException;
 import 
org.apache.shardingsphere.infra.metadata.resource.ShardingSphereResource;
 import org.apache.shardingsphere.infra.spi.ShardingSphereServiceLoader;
 import org.apache.shardingsphere.infra.spi.typed.TypedSPIRegistry;
-import 
org.apache.shardingsphere.infra.yaml.swapper.YamlRuleConfigurationSwapperEngine;
 
 import java.util.Collection;
-import java.util.Collections;
 import java.util.LinkedHashSet;
 import java.util.Optional;
 import java.util.Properties;
@@ -121,12 +119,9 @@ public final class 
AlterDatabaseDiscoveryRuleStatementUpdater implements RDLAlte
     }
     
     private void addRuleConfiguration(final 
AlterDatabaseDiscoveryRuleStatement sqlStatement, final 
DatabaseDiscoveryRuleConfiguration currentRuleConfig) {
-        Optional<DatabaseDiscoveryRuleConfiguration> toBeAlteredRuleConfig = 
new YamlRuleConfigurationSwapperEngine()
-                
.swapToRuleConfigurations(Collections.singleton(DatabaseDiscoveryRuleStatementConverter.convert(sqlStatement.getRules()))).stream()
-                .map(each -> (DatabaseDiscoveryRuleConfiguration) 
each).findFirst();
-        Preconditions.checkState(toBeAlteredRuleConfig.isPresent());
-        
currentRuleConfig.getDataSources().addAll(toBeAlteredRuleConfig.get().getDataSources());
-        
currentRuleConfig.getDiscoveryTypes().putAll(toBeAlteredRuleConfig.get().getDiscoveryTypes());
+        DatabaseDiscoveryRuleConfiguration toBeAlteredRuleConfig = 
DatabaseDiscoveryRuleStatementConverter.convert(sqlStatement.getRules());
+        
currentRuleConfig.getDataSources().addAll(toBeAlteredRuleConfig.getDataSources());
+        
currentRuleConfig.getDiscoveryTypes().putAll(toBeAlteredRuleConfig.getDiscoveryTypes());
     }
     
     @Override
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/update/CreateDatabaseDiscoveryRuleStatementUpdater.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/CreateDatabaseDiscoveryRuleStatementUpdater.java
similarity index 86%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/update/CreateDatabaseDiscoveryRuleStatementUpdater.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/CreateDatabaseDiscoveryRuleStatementUpdater.java
index e331606..bbd1cce 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/update/CreateDatabaseDiscoveryRuleStatementUpdater.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/CreateDatabaseDiscoveryRuleStatementUpdater.java
@@ -15,29 +15,25 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.update;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.update;
 
-import com.google.common.base.Preconditions;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.rule.DatabaseDiscoveryDataSourceRuleConfiguration;
-import 
org.apache.shardingsphere.dbdiscovery.distsql.exception.InvalidDatabaseDiscoveryTypesException;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.converter.DatabaseDiscoveryRuleStatementConverter;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.exception.InvalidDatabaseDiscoveryTypesException;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.segment.DatabaseDiscoveryRuleSegment;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.statement.CreateDatabaseDiscoveryRuleStatement;
 import org.apache.shardingsphere.dbdiscovery.spi.DatabaseDiscoveryType;
-import 
org.apache.shardingsphere.dbdiscovery.yaml.converter.DatabaseDiscoveryRuleStatementConverter;
 import org.apache.shardingsphere.infra.distsql.update.RDLCreateUpdater;
 import 
org.apache.shardingsphere.infra.exception.rule.DuplicateRuleNamesException;
 import 
org.apache.shardingsphere.infra.exception.rule.ResourceNotExistedException;
 import 
org.apache.shardingsphere.infra.metadata.resource.ShardingSphereResource;
 import org.apache.shardingsphere.infra.spi.ShardingSphereServiceLoader;
 import org.apache.shardingsphere.infra.spi.typed.TypedSPIRegistry;
-import 
org.apache.shardingsphere.infra.yaml.swapper.YamlRuleConfigurationSwapperEngine;
 
 import java.util.Collection;
-import java.util.Collections;
 import java.util.LinkedHashSet;
 import java.util.Map.Entry;
-import java.util.Optional;
 import java.util.Properties;
 import java.util.stream.Collectors;
 
@@ -98,11 +94,7 @@ public final class 
CreateDatabaseDiscoveryRuleStatementUpdater implements RDLCre
     
     @Override
     public DatabaseDiscoveryRuleConfiguration 
buildToBeCreatedRuleConfiguration(final String schemaName, final 
CreateDatabaseDiscoveryRuleStatement sqlStatement) {
-        Optional<DatabaseDiscoveryRuleConfiguration> result = new 
YamlRuleConfigurationSwapperEngine()
-                
.swapToRuleConfigurations(Collections.singleton(DatabaseDiscoveryRuleStatementConverter.convert(sqlStatement.getRules())))
-                .stream().filter(each -> each instanceof 
DatabaseDiscoveryRuleConfiguration).findAny().map(each -> 
(DatabaseDiscoveryRuleConfiguration) each);
-        Preconditions.checkState(result.isPresent());
-        return result.get();
+        return 
DatabaseDiscoveryRuleStatementConverter.convert(sqlStatement.getRules());
     }
     
     @Override
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/update/DropDatabaseDiscoveryRuleStatementUpdater.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/DropDatabaseDiscoveryRuleStatementUpdater.java
similarity index 96%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/update/DropDatabaseDiscoveryRuleStatementUpdater.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/DropDatabaseDiscoveryRuleStatementUpdater.java
index 30b72ff..79965c6 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/update/DropDatabaseDiscoveryRuleStatementUpdater.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/DropDatabaseDiscoveryRuleStatementUpdater.java
@@ -15,12 +15,12 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.update;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.update;
 
 import com.google.common.base.Preconditions;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.rule.DatabaseDiscoveryDataSourceRuleConfiguration;
-import 
org.apache.shardingsphere.dbdiscovery.distsql.exception.DatabaseDiscoveryRuleNotExistedException;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.exception.DatabaseDiscoveryRuleNotExistedException;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.statement.DropDatabaseDiscoveryRuleStatement;
 import org.apache.shardingsphere.infra.distsql.update.RDLDropUpdater;
 import 
org.apache.shardingsphere.infra.metadata.resource.ShardingSphereResource;
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.update.RDLUpdater
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.update.RDLUpdater
new file mode 100644
index 0000000..49c877f
--- /dev/null
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/main/resources/META-INF/services/org.apache.shardingsphere.infra.distsql.update.RDLUpdater
@@ -0,0 +1,37 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+org.apache.shardingsphere.dbdiscovery.distsql.handler.update.CreateDatabaseDiscoveryRuleStatementUpdater
+org.apache.shardingsphere.dbdiscovery.distsql.handler.update.AlterDatabaseDiscoveryRuleStatementUpdater
+org.apache.shardingsphere.dbdiscovery.distsql.handler.update.DropDatabaseDiscoveryRuleStatementUpdater
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/yaml/converter/DatabaseDiscoveryRuleStatementConverterTest.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/converter/DatabaseDiscoveryRuleStatementConverterTest.java
similarity index 74%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/yaml/converter/DatabaseDiscoveryRuleStatementConverterTest.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/converter/DatabaseDiscoveryRuleStatementConverterTest.java
index f2a5ab3..442727c 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/yaml/converter/DatabaseDiscoveryRuleStatementConverterTest.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/converter/DatabaseDiscoveryRuleStatementConverterTest.java
@@ -15,9 +15,9 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.yaml.converter;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.converter;
 
-import 
org.apache.shardingsphere.dbdiscovery.yaml.config.YamlDatabaseDiscoveryRuleConfiguration;
+import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.segment.DatabaseDiscoveryRuleSegment;
 import org.junit.Test;
 
@@ -26,25 +26,24 @@ import java.util.Collection;
 import java.util.Collections;
 import java.util.Properties;
 
+import static org.hamcrest.CoreMatchers.is;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertThat;
-import static org.hamcrest.CoreMatchers.is;
 
 public final class DatabaseDiscoveryRuleStatementConverterTest {
     
     @Test
     public void assertConvert() {
-        YamlDatabaseDiscoveryRuleConfiguration 
yamlDatabaseDiscoveryRuleConfiguration = 
DatabaseDiscoveryRuleStatementConverter.convert(buildDatabaseDiscoveryRuleSegments());
+        DatabaseDiscoveryRuleConfiguration 
yamlDatabaseDiscoveryRuleConfiguration = 
DatabaseDiscoveryRuleStatementConverter.convert(createDatabaseDiscoveryRuleSegments());
         assertNotNull(yamlDatabaseDiscoveryRuleConfiguration);
-        
assertThat(yamlDatabaseDiscoveryRuleConfiguration.getDataSources().keySet(), 
is(Collections.singleton("pr_ds")));
-        
assertThat(yamlDatabaseDiscoveryRuleConfiguration.getDataSources().get("pr_ds").getDataSourceNames(),
 is(Arrays.asList("resource0", "resource1")));
-        
assertThat(yamlDatabaseDiscoveryRuleConfiguration.getDataSources().get("pr_ds").getDiscoveryTypeName(),
 is("pr_ds_MGR"));
+        
assertThat(yamlDatabaseDiscoveryRuleConfiguration.getDataSources().iterator().next().getDataSourceNames(),
 is(Arrays.asList("resource0", "resource1")));
+        
assertThat(yamlDatabaseDiscoveryRuleConfiguration.getDataSources().iterator().next().getDiscoveryTypeName(),
 is("pr_ds_MGR"));
         
assertThat(yamlDatabaseDiscoveryRuleConfiguration.getDiscoveryTypes().keySet(), 
is(Collections.singleton("pr_ds_MGR")));
         
assertThat(yamlDatabaseDiscoveryRuleConfiguration.getDiscoveryTypes().get("pr_ds_MGR").getType(),
 is("MGR"));
         
assertThat(yamlDatabaseDiscoveryRuleConfiguration.getDiscoveryTypes().get("pr_ds_MGR").getProps().get("test"),
 is("value"));
     }
     
-    private Collection<DatabaseDiscoveryRuleSegment> 
buildDatabaseDiscoveryRuleSegments() {
+    private Collection<DatabaseDiscoveryRuleSegment> 
createDatabaseDiscoveryRuleSegments() {
         Properties props = new Properties();
         props.setProperty("test", "value");
         return Collections.singleton(new DatabaseDiscoveryRuleSegment("pr_ds", 
Arrays.asList("resource0", "resource1"), "MGR", props));
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/query/DatabaseDiscoveryRuleQueryResultSetTest.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/query/DatabaseDiscoveryRuleQueryResultSetTest.java
similarity index 95%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/query/DatabaseDiscoveryRuleQueryResultSetTest.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/query/DatabaseDiscoveryRuleQueryResultSetTest.java
index b7bf958..5aa69ad 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/query/DatabaseDiscoveryRuleQueryResultSetTest.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/query/DatabaseDiscoveryRuleQueryResultSetTest.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.query;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.query;
 
 import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.rule.DatabaseDiscoveryDataSourceRuleConfiguration;
@@ -24,6 +24,7 @@ import 
org.apache.shardingsphere.infra.config.RuleConfiguration;
 import 
org.apache.shardingsphere.infra.config.algorithm.ShardingSphereAlgorithmConfiguration;
 import org.apache.shardingsphere.infra.distsql.query.RQLResultSet;
 import org.apache.shardingsphere.infra.metadata.ShardingSphereMetaData;
+import org.hamcrest.CoreMatchers;
 import org.junit.Test;
 
 import java.util.Arrays;
@@ -33,7 +34,6 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.Properties;
 
-import static org.hamcrest.CoreMatchers.is;
 import static org.junit.Assert.assertThat;
 import static org.junit.Assert.assertTrue;
 import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
@@ -49,7 +49,7 @@ public final class DatabaseDiscoveryRuleQueryResultSetTest {
         RQLResultSet resultSet = new DatabaseDiscoveryRuleQueryResultSet();
         resultSet.init(metaData, 
mock(ShowDatabaseDiscoveryRulesStatement.class));
         Collection<Object> actual = resultSet.getRowData();
-        assertThat(actual.size(), is(4));
+        assertThat(actual.size(), CoreMatchers.is(4));
         assertTrue(actual.contains("ms_group"));
         assertTrue(actual.contains("ds_0,ds_1"));
         assertTrue(actual.contains("MGR"));
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/update/AlterDatabaseDiscoveryRuleStatementUpdaterTest.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/AlterDatabaseDiscoveryRuleStatementUpdaterTest.java
similarity index 93%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/update/AlterDatabaseDiscoveryRuleStatementUpdaterTest.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/AlterDatabaseDiscoveryRuleStatementUpdaterTest.java
index 6aeaeb9..e076b33 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/update/AlterDatabaseDiscoveryRuleStatementUpdaterTest.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/AlterDatabaseDiscoveryRuleStatementUpdaterTest.java
@@ -15,12 +15,12 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.update;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.update;
 
 import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.rule.DatabaseDiscoveryDataSourceRuleConfiguration;
-import 
org.apache.shardingsphere.dbdiscovery.distsql.exception.DatabaseDiscoveryRuleNotExistedException;
-import 
org.apache.shardingsphere.dbdiscovery.distsql.exception.InvalidDatabaseDiscoveryTypesException;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.exception.DatabaseDiscoveryRuleNotExistedException;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.exception.InvalidDatabaseDiscoveryTypesException;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.segment.DatabaseDiscoveryRuleSegment;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.statement.AlterDatabaseDiscoveryRuleStatement;
 import 
org.apache.shardingsphere.infra.exception.rule.ResourceNotExistedException;
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/update/CreateDatabaseDiscoveryRuleStatementUpdaterTest.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/CreateDatabaseDiscoveryRuleStatementUpdaterTest.java
similarity index 95%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/update/CreateDatabaseDiscoveryRuleStatementUpdaterTest.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/CreateDatabaseDiscoveryRuleStatementUpdaterTest.java
index e209a94..5f610f5 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/update/CreateDatabaseDiscoveryRuleStatementUpdaterTest.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/CreateDatabaseDiscoveryRuleStatementUpdaterTest.java
@@ -15,11 +15,11 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.update;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.update;
 
 import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.rule.DatabaseDiscoveryDataSourceRuleConfiguration;
-import 
org.apache.shardingsphere.dbdiscovery.distsql.exception.InvalidDatabaseDiscoveryTypesException;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.exception.InvalidDatabaseDiscoveryTypesException;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.segment.DatabaseDiscoveryRuleSegment;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.statement.CreateDatabaseDiscoveryRuleStatement;
 import 
org.apache.shardingsphere.infra.exception.rule.DuplicateRuleNamesException;
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/update/DropDatabaseDiscoveryRuleStatementUpdaterTest.java
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/DropDatabaseDiscoveryRuleStatementUpdaterTest.java
similarity index 94%
rename from 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/update/DropDatabaseDiscoveryRuleStatementUpdaterTest.java
rename to 
shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/DropDatabaseDiscoveryRuleStatementUpdaterTest.java
index 26f0779..75bf795 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-core/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/update/DropDatabaseDiscoveryRuleStatementUpdaterTest.java
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-handler/src/test/java/org/apache/shardingsphere/dbdiscovery/distsql/handler/update/DropDatabaseDiscoveryRuleStatementUpdaterTest.java
@@ -15,11 +15,11 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.dbdiscovery.distsql.update;
+package org.apache.shardingsphere.dbdiscovery.distsql.handler.update;
 
 import 
org.apache.shardingsphere.dbdiscovery.api.config.DatabaseDiscoveryRuleConfiguration;
 import 
org.apache.shardingsphere.dbdiscovery.api.config.rule.DatabaseDiscoveryDataSourceRuleConfiguration;
-import 
org.apache.shardingsphere.dbdiscovery.distsql.exception.DatabaseDiscoveryRuleNotExistedException;
+import 
org.apache.shardingsphere.dbdiscovery.distsql.handler.exception.DatabaseDiscoveryRuleNotExistedException;
 import 
org.apache.shardingsphere.dbdiscovery.distsql.parser.statement.DropDatabaseDiscoveryRuleStatement;
 import 
org.apache.shardingsphere.infra.config.algorithm.ShardingSphereAlgorithmConfiguration;
 import 
org.apache.shardingsphere.infra.metadata.resource.ShardingSphereResource;
diff --git 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-parser/pom.xml
 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-parser/pom.xml
index 51c09c3..eb269d1 100644
--- 
a/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-parser/pom.xml
+++ 
b/shardingsphere-features/shardingsphere-db-discovery/shardingsphere-db-discovery-distsql/shardingsphere-db-discovery-distsql-parser/pom.xml
@@ -21,8 +21,8 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
     <modelVersion>4.0.0</modelVersion>
     <parent>
-        <artifactId>shardingsphere-db-discovery-distsql</artifactId>
         <groupId>org.apache.shardingsphere</groupId>
+        <artifactId>shardingsphere-db-discovery-distsql</artifactId>
         <version>5.0.0-RC1-SNAPSHOT</version>
     </parent>
     <artifactId>shardingsphere-db-discovery-distsql-parser</artifactId>

Reply via email to