Unify feature loading order (#5800)

* refactor ExecutionContext

* add ShardingOrder

* add ShardingOrder

* Unify feature loading order

shardingsphere-features/shardingsphere-replica/shardingsphere-replica-execute/src/main/java/org/apache/shardingsphere/replica/execute/executor/ReplicaSQLExecutorCallback.java → shardingsphere-features/shardingsphere-encrypt/shardingsphere-encrypt-common/src/main/java/org/apache/shardingsphere/encrypt/constant/EncryptOrder.java

@@ -15,26 +15,19 @@
  * limitations under the License.
  */
 
-package org.apache.shardingsphere.replica.execute.executor;
+package org.apache.shardingsphere.encrypt.constant;
 
-import org.apache.shardingsphere.infra.executor.sql.resourced.jdbc.executor.SQLExecutorCallback;
-import org.apache.shardingsphere.infra.spi.order.OrderedSPI;
-import org.apache.shardingsphere.replica.rule.ReplicaRule;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
 
 /**
- * SQL executor callback for replica.
- * 
- * @param <T> class type of return value
+ * Encrypt order.
  */
-public abstract class ReplicaSQLExecutorCallback<T> implements SQLExecutorCallback<T>, OrderedSPI<ReplicaRule> {
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class EncryptOrder {
     
-    @Override
-    public final int getOrder() {
-        return 5;
-    }
-    
-    @Override
-    public final Class<ReplicaRule> getTypeClass() {
-        return ReplicaRule.class;
-    }
+    /**
+     * Encrypt order.
+     */
+    public static final int ORDER = 50;
 }

shardingsphere-features/shardingsphere-encrypt/shardingsphere-encrypt-common/src/main/java/org/apache/shardingsphere/encrypt/metadata/EncryptMetaDataDecorator.java

@@ -17,6 +17,7 @@
 
 package org.apache.shardingsphere.encrypt.metadata;
 
+import org.apache.shardingsphere.encrypt.constant.EncryptOrder;
 import org.apache.shardingsphere.encrypt.rule.EncryptRule;
 import org.apache.shardingsphere.sql.parser.binder.metadata.column.ColumnMetaData;
 import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaData;
@@ -60,7 +61,7 @@ public final class EncryptMetaDataDecorator implements RuleMetaDataDecorator<Enc
     
     @Override
     public int getOrder() {
-        return 5;
+        return EncryptOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-encrypt/shardingsphere-encrypt-common/src/main/java/org/apache/shardingsphere/encrypt/metadata/EncryptMetaDataLoader.java

@@ -17,14 +17,15 @@
 
 package org.apache.shardingsphere.encrypt.metadata;
 
+import org.apache.shardingsphere.encrypt.constant.EncryptOrder;
 import org.apache.shardingsphere.encrypt.rule.EncryptRule;
-import org.apache.shardingsphere.sql.parser.binder.metadata.schema.SchemaMetaData;
-import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaData;
-import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaDataLoader;
 import org.apache.shardingsphere.infra.config.properties.ConfigurationProperties;
 import org.apache.shardingsphere.infra.database.type.DatabaseType;
-import org.apache.shardingsphere.infra.metadata.schema.spi.RuleMetaDataLoader;
 import org.apache.shardingsphere.infra.datanode.DataNodes;
+import org.apache.shardingsphere.infra.metadata.schema.spi.RuleMetaDataLoader;
+import org.apache.shardingsphere.sql.parser.binder.metadata.schema.SchemaMetaData;
+import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaData;
+import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaDataLoader;
 
 import javax.sql.DataSource;
 import java.sql.SQLException;
@@ -61,7 +62,7 @@ public final class EncryptMetaDataLoader implements RuleMetaDataLoader<EncryptRu
     
     @Override
     public int getOrder() {
-        return 10;
+        return EncryptOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-encrypt/shardingsphere-encrypt-common/src/main/java/org/apache/shardingsphere/encrypt/rule/EncryptRuleBuilder.java

@@ -18,6 +18,7 @@
 package org.apache.shardingsphere.encrypt.rule;
 
 import org.apache.shardingsphere.encrypt.api.config.EncryptRuleConfiguration;
+import org.apache.shardingsphere.encrypt.constant.EncryptOrder;
 import org.apache.shardingsphere.infra.rule.ShardingSphereRuleBuilder;
 
 import java.util.Collection;
@@ -34,7 +35,7 @@ public final class EncryptRuleBuilder implements ShardingSphereRuleBuilder<Encry
     
     @Override
     public int getOrder() {
-        return 10;
+        return EncryptOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-encrypt/shardingsphere-encrypt-common/src/main/java/org/apache/shardingsphere/encrypt/yaml/swapper/EncryptRuleConfigurationYamlSwapper.java

@@ -19,6 +19,7 @@ package org.apache.shardingsphere.encrypt.yaml.swapper;
 
 import com.google.common.collect.Maps;
 import org.apache.shardingsphere.encrypt.api.config.EncryptRuleConfiguration;
+import org.apache.shardingsphere.encrypt.constant.EncryptOrder;
 import org.apache.shardingsphere.encrypt.yaml.config.YamlEncryptRuleConfiguration;
 import org.apache.shardingsphere.infra.yaml.swapper.YamlRuleConfigurationSwapper;
 
@@ -57,6 +58,6 @@ public final class EncryptRuleConfigurationYamlSwapper implements YamlRuleConfig
     
     @Override
     public int getOrder() {
-        return 20;
+        return EncryptOrder.ORDER;
     }
 }

shardingsphere-features/shardingsphere-encrypt/shardingsphere-encrypt-merge/src/main/java/org/apache/shardingsphere/encrypt/merge/EncryptResultDecoratorEngine.java

@@ -17,20 +17,21 @@
 
 package org.apache.shardingsphere.encrypt.merge;
 
+import org.apache.shardingsphere.encrypt.constant.EncryptOrder;
 import org.apache.shardingsphere.encrypt.merge.dal.EncryptDALResultDecorator;
 import org.apache.shardingsphere.encrypt.merge.dql.EncryptDQLResultDecorator;
 import org.apache.shardingsphere.encrypt.merge.dql.EncryptorMetaData;
 import org.apache.shardingsphere.encrypt.rule.EncryptRule;
-import org.apache.shardingsphere.infra.database.type.DatabaseType;
-import org.apache.shardingsphere.sql.parser.binder.metadata.schema.SchemaMetaData;
-import org.apache.shardingsphere.sql.parser.binder.statement.SQLStatementContext;
-import org.apache.shardingsphere.sql.parser.binder.statement.dml.SelectStatementContext;
-import org.apache.shardingsphere.sql.parser.sql.statement.dal.DALStatement;
 import org.apache.shardingsphere.infra.config.properties.ConfigurationProperties;
 import org.apache.shardingsphere.infra.config.properties.ConfigurationPropertyKey;
+import org.apache.shardingsphere.infra.database.type.DatabaseType;
 import org.apache.shardingsphere.infra.merge.engine.decorator.ResultDecorator;
 import org.apache.shardingsphere.infra.merge.engine.decorator.ResultDecoratorEngine;
 import org.apache.shardingsphere.infra.merge.engine.decorator.impl.TransparentResultDecorator;
+import org.apache.shardingsphere.sql.parser.binder.metadata.schema.SchemaMetaData;
+import org.apache.shardingsphere.sql.parser.binder.statement.SQLStatementContext;
+import org.apache.shardingsphere.sql.parser.binder.statement.dml.SelectStatementContext;
+import org.apache.shardingsphere.sql.parser.sql.statement.dal.DALStatement;
 
 /**
  * Result decorator engine for encrypt.
@@ -52,7 +53,7 @@ public final class EncryptResultDecoratorEngine implements ResultDecoratorEngine
     
     @Override
     public int getOrder() {
-        return 20;
+        return EncryptOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-encrypt/shardingsphere-encrypt-rewrite/src/main/java/org/apache/shardingsphere/encrypt/rewrite/context/EncryptSQLRewriteContextDecorator.java

@@ -17,6 +17,7 @@
 
 package org.apache.shardingsphere.encrypt.rewrite.context;
 
+import org.apache.shardingsphere.encrypt.constant.EncryptOrder;
 import org.apache.shardingsphere.encrypt.rewrite.parameter.EncryptParameterRewriterBuilder;
 import org.apache.shardingsphere.encrypt.rewrite.token.EncryptTokenGenerateBuilder;
 import org.apache.shardingsphere.encrypt.rule.EncryptRule;
@@ -46,7 +47,7 @@ public final class EncryptSQLRewriteContextDecorator implements SQLRewriteContex
     
     @Override
     public int getOrder() {
-        return 20;
+        return EncryptOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-master-slave/shardingsphere-master-slave-common/src/main/java/org/apache/shardingsphere/masterslave/constant/MasterSlaveOrder.java

+/*
+ * 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.masterslave.constant;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+
+/**
+ * Master-slave order.
+ */
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class MasterSlaveOrder {
+    
+    /**
+     * Master-slave order.
+     */
+    public static final int ORDER = 10;
+}

shardingsphere-features/shardingsphere-master-slave/shardingsphere-master-slave-common/src/main/java/org/apache/shardingsphere/masterslave/rule/MasterSlaveRuleBuilder.java

@@ -19,6 +19,7 @@ package org.apache.shardingsphere.masterslave.rule;
 
 import org.apache.shardingsphere.masterslave.api.config.MasterSlaveRuleConfiguration;
 import org.apache.shardingsphere.infra.rule.ShardingSphereRuleBuilder;
+import org.apache.shardingsphere.masterslave.constant.MasterSlaveOrder;
 
 import java.util.Collection;
 
@@ -34,7 +35,7 @@ public final class MasterSlaveRuleBuilder implements ShardingSphereRuleBuilder<M
     
     @Override
     public int getOrder() {
-        return 5;
+        return MasterSlaveOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-master-slave/shardingsphere-master-slave-common/src/main/java/org/apache/shardingsphere/masterslave/yaml/swapper/MasterSlaveRuleConfigurationYamlSwapper.java

@@ -21,6 +21,7 @@ import com.google.common.base.Strings;
 import org.apache.shardingsphere.masterslave.api.config.LoadBalanceStrategyConfiguration;
 import org.apache.shardingsphere.masterslave.api.config.MasterSlaveDataSourceConfiguration;
 import org.apache.shardingsphere.masterslave.api.config.MasterSlaveRuleConfiguration;
+import org.apache.shardingsphere.masterslave.constant.MasterSlaveOrder;
 import org.apache.shardingsphere.masterslave.yaml.config.YamlMasterSlaveDataSourceConfiguration;
 import org.apache.shardingsphere.masterslave.yaml.config.YamlMasterSlaveRuleConfiguration;
 import org.apache.shardingsphere.infra.yaml.swapper.YamlRuleConfigurationSwapper;
@@ -83,6 +84,6 @@ public final class MasterSlaveRuleConfigurationYamlSwapper implements YamlRuleCo
     
     @Override
     public int getOrder() {
-        return 10;
+        return MasterSlaveOrder.ORDER;
     }
 }

shardingsphere-features/shardingsphere-master-slave/shardingsphere-master-slave-route/src/main/java/org/apache/shardingsphere/masterslave/route/engine/MasterSlaveRouteDecorator.java

@@ -25,6 +25,7 @@ import org.apache.shardingsphere.infra.route.context.RouteMapper;
 import org.apache.shardingsphere.infra.route.context.RouteResult;
 import org.apache.shardingsphere.infra.route.context.RouteUnit;
 import org.apache.shardingsphere.infra.route.decorator.RouteDecorator;
+import org.apache.shardingsphere.masterslave.constant.MasterSlaveOrder;
 import org.apache.shardingsphere.masterslave.route.engine.impl.MasterSlaveDataSourceRouter;
 import org.apache.shardingsphere.masterslave.rule.MasterSlaveDataSourceRule;
 import org.apache.shardingsphere.masterslave.rule.MasterSlaveRule;
@@ -65,7 +66,7 @@ public final class MasterSlaveRouteDecorator implements RouteDecorator<MasterSla
     
     @Override
     public int getOrder() {
-        return 10;
+        return MasterSlaveOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-replica/shardingsphere-replica-common/src/main/java/org/apache/shardingsphere/replica/constant/ReplicaOrder.java

+/*
+ * 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.replica.constant;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+
+/**
+ * Replica order.
+ */
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class ReplicaOrder {
+    
+    /**
+     * Replica order.
+     */
+    public static final int ORDER = 20;
+}

shardingsphere-features/shardingsphere-replica/shardingsphere-replica-common/src/main/java/org/apache/shardingsphere/replica/rule/ReplicaRuleBuilder.java

@@ -19,6 +19,7 @@ package org.apache.shardingsphere.replica.rule;
 
 import org.apache.shardingsphere.infra.rule.ShardingSphereRuleBuilder;
 import org.apache.shardingsphere.replica.api.config.ReplicaRuleConfiguration;
+import org.apache.shardingsphere.replica.constant.ReplicaOrder;
 
 import java.util.Collection;
 
@@ -34,7 +35,7 @@ public final class ReplicaRuleBuilder implements ShardingSphereRuleBuilder<Repli
     
     @Override
     public int getOrder() {
-        return 7;
+        return ReplicaOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-replica/shardingsphere-replica-common/src/main/java/org/apache/shardingsphere/replica/yaml/swapper/ReplicaRuleConfigurationYamlSwapper.java

@@ -20,6 +20,7 @@ package org.apache.shardingsphere.replica.yaml.swapper;
 import org.apache.shardingsphere.infra.yaml.swapper.YamlRuleConfigurationSwapper;
 import org.apache.shardingsphere.replica.api.config.ReplicaDataSourceConfiguration;
 import org.apache.shardingsphere.replica.api.config.ReplicaRuleConfiguration;
+import org.apache.shardingsphere.replica.constant.ReplicaOrder;
 import org.apache.shardingsphere.replica.yaml.config.YamlReplicaDataSourceConfiguration;
 import org.apache.shardingsphere.replica.yaml.config.YamlReplicaRuleConfiguration;
 
@@ -73,6 +74,6 @@ public final class ReplicaRuleConfigurationYamlSwapper implements YamlRuleConfig
     
     @Override
     public int getOrder() {
-        return 12;
+        return ReplicaOrder.ORDER;
     }
 }

shardingsphere-features/shardingsphere-replica/shardingsphere-replica-execute/src/main/java/org/apache/shardingsphere/replica/execute/group/ReplicaExecuteGroupDecorator.java

@@ -20,6 +20,7 @@ package org.apache.shardingsphere.replica.execute.group;
 import org.apache.shardingsphere.infra.executor.kernel.InputGroup;
 import org.apache.shardingsphere.infra.executor.sql.resourced.ResourceManagedExecuteUnit;
 import org.apache.shardingsphere.infra.executor.sql.group.ExecuteGroupDecorator;
+import org.apache.shardingsphere.replica.constant.ReplicaOrder;
 import org.apache.shardingsphere.replica.rule.ReplicaRule;
 
 import java.util.Collection;
@@ -52,7 +53,7 @@ public final class ReplicaExecuteGroupDecorator<T extends ResourceManagedExecute
     
     @Override
     public int getOrder() {
-        return 5;
+        return ReplicaOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-replica/shardingsphere-replica-route/src/main/java/org/apache/shardingsphere/replica/route/engine/ReplicaRouteDecorator.java

@@ -25,6 +25,7 @@ import org.apache.shardingsphere.infra.route.context.RouteMapper;
 import org.apache.shardingsphere.infra.route.context.RouteResult;
 import org.apache.shardingsphere.infra.route.context.RouteUnit;
 import org.apache.shardingsphere.infra.route.decorator.RouteDecorator;
+import org.apache.shardingsphere.replica.constant.ReplicaOrder;
 import org.apache.shardingsphere.replica.rule.ReplicaRule;
 
 import java.util.Collection;
@@ -66,7 +67,7 @@ public final class ReplicaRouteDecorator implements RouteDecorator<ReplicaRule>
     
     @Override
     public int getOrder() {
-        return 12;
+        return ReplicaOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-shadow/shardingsphere-shadow-common/src/main/java/org/apache/shardingsphere/shadow/constant/ShadowOrder.java

+/*
+ * 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.shadow.constant;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+
+/**
+ * Shadow order.
+ */
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class ShadowOrder {
+    
+    /**
+     * Shadow order.
+     */
+    public static final int ORDER = -50;
+}

shardingsphere-features/shardingsphere-shadow/shardingsphere-shadow-common/src/main/java/org/apache/shardingsphere/shadow/rule/ShadowRuleBuilder.java

@@ -17,8 +17,9 @@
 
 package org.apache.shardingsphere.shadow.rule;
 
-import org.apache.shardingsphere.shadow.api.config.ShadowRuleConfiguration;
 import org.apache.shardingsphere.infra.rule.ShardingSphereRuleBuilder;
+import org.apache.shardingsphere.shadow.api.config.ShadowRuleConfiguration;
+import org.apache.shardingsphere.shadow.constant.ShadowOrder;
 
 import java.util.Collection;
 
@@ -34,7 +35,7 @@ public final class ShadowRuleBuilder implements ShardingSphereRuleBuilder<Shadow
     
     @Override
     public int getOrder() {
-        return 20;
+        return ShadowOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-shadow/shardingsphere-shadow-common/src/main/java/org/apache/shardingsphere/shadow/yaml/swapper/ShadowRuleConfigurationYamlSwapper.java

@@ -17,9 +17,10 @@
 
 package org.apache.shardingsphere.shadow.yaml.swapper;
 
+import org.apache.shardingsphere.infra.yaml.swapper.YamlRuleConfigurationSwapper;
 import org.apache.shardingsphere.shadow.api.config.ShadowRuleConfiguration;
+import org.apache.shardingsphere.shadow.constant.ShadowOrder;
 import org.apache.shardingsphere.shadow.yaml.config.YamlShadowRuleConfiguration;
-import org.apache.shardingsphere.infra.yaml.swapper.YamlRuleConfigurationSwapper;
 
 /**
  * Shadow rule configuration yaml swapper.
@@ -51,6 +52,6 @@ public final class ShadowRuleConfigurationYamlSwapper implements YamlRuleConfigu
     
     @Override
     public int getOrder() {
-        return -5;
+        return ShadowOrder.ORDER;
     }
 }

shardingsphere-features/shardingsphere-shadow/shardingsphere-shadow-rewrite/src/main/java/org/apache/shardingsphere/shadow/rewrite/context/ShadowSQLRewriteContextDecorator.java

@@ -17,14 +17,15 @@
 
 package org.apache.shardingsphere.shadow.rewrite.context;
 
-import org.apache.shardingsphere.shadow.rule.ShadowRule;
-import org.apache.shardingsphere.shadow.rewrite.parameter.ShadowParameterRewriterBuilder;
-import org.apache.shardingsphere.shadow.rewrite.token.ShadowTokenGenerateBuilder;
 import org.apache.shardingsphere.infra.config.properties.ConfigurationProperties;
 import org.apache.shardingsphere.infra.rewrite.context.SQLRewriteContext;
 import org.apache.shardingsphere.infra.rewrite.context.SQLRewriteContextDecorator;
 import org.apache.shardingsphere.infra.rewrite.parameter.rewriter.ParameterRewriter;
 import org.apache.shardingsphere.infra.route.context.RouteContext;
+import org.apache.shardingsphere.shadow.constant.ShadowOrder;
+import org.apache.shardingsphere.shadow.rewrite.parameter.ShadowParameterRewriterBuilder;
+import org.apache.shardingsphere.shadow.rewrite.token.ShadowTokenGenerateBuilder;
+import org.apache.shardingsphere.shadow.rule.ShadowRule;
 
 /**
  * SQL rewrite context decorator for shadow.
@@ -44,7 +45,7 @@ public final class ShadowSQLRewriteContextDecorator implements SQLRewriteContext
     
     @Override
     public int getOrder() {
-        return 30;
+        return ShadowOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-shadow/shardingsphere-shadow-route/src/main/java/org/apache/shardingsphere/shadow/route/engine/ShadowRouteDecorator.java

@@ -17,6 +17,7 @@
 
 package org.apache.shardingsphere.shadow.route.engine;
 
+import org.apache.shardingsphere.shadow.constant.ShadowOrder;
 import org.apache.shardingsphere.shadow.rule.ShadowRule;
 import org.apache.shardingsphere.shadow.route.engine.impl.PreparedShadowDataSourceRouter;
 import org.apache.shardingsphere.shadow.route.engine.impl.SimpleShadowDataSourceRouter;
@@ -100,7 +101,7 @@ public final class ShadowRouteDecorator implements RouteDecorator<ShadowRule> {
     
     @Override
     public int getOrder() {
-        return 20;
+        return ShadowOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-common/src/main/java/org/apache/shardingsphere/sharding/constant/ShardingOrder.java

+/*
+ * 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.sharding.constant;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+
+/**
+ * Sharding order.
+ */
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class ShardingOrder {
+    
+    /**
+     * Sharding order.
+     */
+    public static final int ORDER = 0;
+}

shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-common/src/main/java/org/apache/shardingsphere/sharding/metadata/ShardingMetaDataDecorator.java

@@ -17,13 +17,14 @@
 
 package org.apache.shardingsphere.sharding.metadata;
 
+import org.apache.shardingsphere.infra.datanode.DataNode;
+import org.apache.shardingsphere.infra.metadata.schema.spi.RuleMetaDataDecorator;
+import org.apache.shardingsphere.sharding.constant.ShardingOrder;
 import org.apache.shardingsphere.sharding.rule.ShardingRule;
 import org.apache.shardingsphere.sharding.rule.TableRule;
 import org.apache.shardingsphere.sql.parser.binder.metadata.column.ColumnMetaData;
 import org.apache.shardingsphere.sql.parser.binder.metadata.index.IndexMetaData;
 import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaData;
-import org.apache.shardingsphere.infra.metadata.schema.spi.RuleMetaDataDecorator;
-import org.apache.shardingsphere.infra.datanode.DataNode;
 
 import java.util.Collection;
 import java.util.HashSet;
@@ -76,7 +77,7 @@ public final class ShardingMetaDataDecorator implements RuleMetaDataDecorator<Sh
     
     @Override
     public int getOrder() {
-        return 1;
+        return ShardingOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-common/src/main/java/org/apache/shardingsphere/sharding/metadata/ShardingMetaDataLoader.java

@@ -19,18 +19,19 @@ package org.apache.shardingsphere.sharding.metadata;
 
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
-import org.apache.shardingsphere.sharding.rule.ShardingRule;
-import org.apache.shardingsphere.sharding.rule.TableRule;
-import org.apache.shardingsphere.sql.parser.binder.metadata.schema.SchemaMetaData;
-import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaData;
-import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaDataLoader;
 import org.apache.shardingsphere.infra.config.properties.ConfigurationProperties;
 import org.apache.shardingsphere.infra.config.properties.ConfigurationPropertyKey;
 import org.apache.shardingsphere.infra.database.type.DatabaseType;
-import org.apache.shardingsphere.infra.exception.ShardingSphereException;
-import org.apache.shardingsphere.infra.metadata.schema.spi.RuleMetaDataLoader;
 import org.apache.shardingsphere.infra.datanode.DataNode;
 import org.apache.shardingsphere.infra.datanode.DataNodes;
+import org.apache.shardingsphere.infra.exception.ShardingSphereException;
+import org.apache.shardingsphere.infra.metadata.schema.spi.RuleMetaDataLoader;
+import org.apache.shardingsphere.sharding.constant.ShardingOrder;
+import org.apache.shardingsphere.sharding.rule.ShardingRule;
+import org.apache.shardingsphere.sharding.rule.TableRule;
+import org.apache.shardingsphere.sql.parser.binder.metadata.schema.SchemaMetaData;
+import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaData;
+import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaDataLoader;
 
 import javax.sql.DataSource;
 import java.sql.SQLException;
@@ -148,7 +149,7 @@ public final class ShardingMetaDataLoader implements RuleMetaDataLoader<Sharding
     
     @Override
     public int getOrder() {
-        return 1;
+        return ShardingOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-common/src/main/java/org/apache/shardingsphere/sharding/rule/ShardingRuleBuilder.java

@@ -19,6 +19,7 @@ package org.apache.shardingsphere.sharding.rule;
 
 import org.apache.shardingsphere.sharding.api.config.ShardingRuleConfiguration;
 import org.apache.shardingsphere.infra.rule.ShardingSphereRuleBuilder;
+import org.apache.shardingsphere.sharding.constant.ShardingOrder;
 
 import java.util.Collection;
 
@@ -34,7 +35,7 @@ public final class ShardingRuleBuilder implements ShardingSphereRuleBuilder<Shar
     
     @Override
     public int getOrder() {
-        return 1;
+        return ShardingOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-common/src/main/java/org/apache/shardingsphere/sharding/yaml/swapper/ShardingRuleConfigurationYamlSwapper.java

@@ -17,11 +17,12 @@
 
 package org.apache.shardingsphere.sharding.yaml.swapper;
 
+import org.apache.shardingsphere.infra.yaml.swapper.YamlRuleConfigurationSwapper;
 import org.apache.shardingsphere.sharding.api.config.ShardingRuleConfiguration;
 import org.apache.shardingsphere.sharding.api.config.TableRuleConfiguration;
+import org.apache.shardingsphere.sharding.constant.ShardingOrder;
 import org.apache.shardingsphere.sharding.yaml.config.YamlShardingRuleConfiguration;
 import org.apache.shardingsphere.sharding.yaml.config.YamlTableRuleConfiguration;
-import org.apache.shardingsphere.infra.yaml.swapper.YamlRuleConfigurationSwapper;
 
 import java.util.Map.Entry;
 
@@ -90,6 +91,6 @@ public final class ShardingRuleConfigurationYamlSwapper implements YamlRuleConfi
     
     @Override
     public int getOrder() {
-        return 0;
+        return ShardingOrder.ORDER;
     }
 }

shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-merge/src/main/java/org/apache/shardingsphere/sharding/merge/ShardingResultMergerEngine.java

@@ -17,6 +17,7 @@
 
 package org.apache.shardingsphere.sharding.merge;
 
+import org.apache.shardingsphere.sharding.constant.ShardingOrder;
 import org.apache.shardingsphere.sharding.rule.ShardingRule;
 import org.apache.shardingsphere.sharding.merge.dal.ShardingDALResultMerger;
 import org.apache.shardingsphere.sharding.merge.dql.ShardingDQLResultMerger;
@@ -47,7 +48,7 @@ public final class ShardingResultMergerEngine implements ResultMergerEngine<Shar
     
     @Override
     public int getOrder() {
-        return 0;
+        return ShardingOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-rewrite/src/main/java/org/apache/shardingsphere/sharding/rewrite/context/ShardingSQLRewriteContextDecorator.java

@@ -18,14 +18,15 @@
 package org.apache.shardingsphere.sharding.rewrite.context;
 
 import lombok.Setter;
-import org.apache.shardingsphere.sharding.rule.ShardingRule;
-import org.apache.shardingsphere.sharding.rewrite.parameter.ShardingParameterRewriterBuilder;
-import org.apache.shardingsphere.sharding.rewrite.token.pojo.ShardingTokenGenerateBuilder;
 import org.apache.shardingsphere.infra.config.properties.ConfigurationProperties;
 import org.apache.shardingsphere.infra.rewrite.context.SQLRewriteContext;
 import org.apache.shardingsphere.infra.rewrite.context.SQLRewriteContextDecorator;
 import org.apache.shardingsphere.infra.rewrite.parameter.rewriter.ParameterRewriter;
 import org.apache.shardingsphere.infra.route.context.RouteContext;
+import org.apache.shardingsphere.sharding.constant.ShardingOrder;
+import org.apache.shardingsphere.sharding.rewrite.parameter.ShardingParameterRewriterBuilder;
+import org.apache.shardingsphere.sharding.rewrite.token.pojo.ShardingTokenGenerateBuilder;
+import org.apache.shardingsphere.sharding.rule.ShardingRule;
 
 /**
  * SQL rewrite context decorator for sharding.
@@ -46,7 +47,7 @@ public final class ShardingSQLRewriteContextDecorator implements SQLRewriteConte
     
     @Override
     public int getOrder() {
-        return 0;
+        return ShardingOrder.ORDER;
     }
     
     @Override

shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-route/src/main/java/org/apache/shardingsphere/sharding/route/engine/ShardingRouteDecorator.java

@@ -18,13 +18,13 @@
 package org.apache.shardingsphere.sharding.route.engine;
 
 import com.google.common.base.Preconditions;
+import org.apache.shardingsphere.infra.config.properties.ConfigurationProperties;
 import org.apache.shardingsphere.infra.hint.HintManager;
-import org.apache.shardingsphere.sharding.rule.BindingTableRule;
-import org.apache.shardingsphere.sharding.rule.ShardingRule;
-import org.apache.shardingsphere.sharding.rule.TableRule;
-import org.apache.shardingsphere.sharding.strategy.route.hint.HintShardingStrategy;
-import org.apache.shardingsphere.sharding.strategy.route.value.ListRouteValue;
-import org.apache.shardingsphere.sharding.strategy.route.value.RouteValue;
+import org.apache.shardingsphere.infra.metadata.ShardingSphereMetaData;
+import org.apache.shardingsphere.infra.route.context.RouteContext;
+import org.apache.shardingsphere.infra.route.context.RouteResult;
+import org.apache.shardingsphere.infra.route.decorator.RouteDecorator;
+import org.apache.shardingsphere.sharding.constant.ShardingOrder;
 import org.apache.shardingsphere.sharding.route.engine.condition.ShardingCondition;
 import org.apache.shardingsphere.sharding.route.engine.condition.ShardingConditions;
 import org.apache.shardingsphere.sharding.route.engine.condition.engine.InsertClauseShardingConditionEngine;
@@ -32,16 +32,17 @@ import org.apache.shardingsphere.sharding.route.engine.condition.engine.WhereCla
 import org.apache.shardingsphere.sharding.route.engine.type.ShardingRouteEngine;
 import org.apache.shardingsphere.sharding.route.engine.type.ShardingRouteEngineFactory;
 import org.apache.shardingsphere.sharding.route.engine.validator.ShardingStatementValidatorFactory;
+import org.apache.shardingsphere.sharding.rule.BindingTableRule;
+import org.apache.shardingsphere.sharding.rule.ShardingRule;
+import org.apache.shardingsphere.sharding.rule.TableRule;
+import org.apache.shardingsphere.sharding.strategy.route.hint.HintShardingStrategy;
+import org.apache.shardingsphere.sharding.strategy.route.value.ListRouteValue;
+import org.apache.shardingsphere.sharding.strategy.route.value.RouteValue;
 import org.apache.shardingsphere.sql.parser.binder.metadata.schema.SchemaMetaData;
 import org.apache.shardingsphere.sql.parser.binder.statement.SQLStatementContext;
 import org.apache.shardingsphere.sql.parser.binder.statement.dml.InsertStatementContext;
 import org.apache.shardingsphere.sql.parser.binder.statement.dml.SelectStatementContext;
 import org.apache.shardingsphere.sql.parser.sql.statement.dml.DMLStatement;
-import org.apache.shardingsphere.infra.config.properties.ConfigurationProperties;
-import org.apache.shardingsphere.infra.metadata.ShardingSphereMetaData;
-import org.apache.shardingsphere.infra.route.context.RouteContext;
-import org.apache.shardingsphere.infra.route.context.RouteResult;
-import org.apache.shardingsphere.infra.route.decorator.RouteDecorator;
 
 import java.util.Collections;
 import java.util.List;
@@ -154,7 +155,7 @@ public final class ShardingRouteDecorator implements RouteDecorator<ShardingRule
     
     @Override
     public int getOrder() {
-        return 0;
+        return ShardingOrder.ORDER;
     }
     
     @Override

shardingsphere-infra/shardingsphere-infra-executor/src/main/java/org/apache/shardingsphere/infra/executor/sql/context/ExecutionContext.java

@@ -36,7 +36,6 @@ public class ExecutionContext {
     private final Collection<ExecutionUnit> executionUnits;
     
     public ExecutionContext(final SQLStatementContext sqlStatementContext, final ExecutionUnit executionUnit) {
-        this.sqlStatementContext = sqlStatementContext;
-        executionUnits = Collections.singletonList(executionUnit);
+        this(sqlStatementContext, Collections.singletonList(executionUnit));
     }
 }