remove SQLParseEngine

sharding-jdbc-core/src/main/java/com/dangdang/ddframe/rdb/sharding/parser/SQLParseEngine.java

-/*
- * Copyright 1999-2015 dangdang.com.
- * <p>
- * Licensed 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.
- * </p>
- */
-
-package com.dangdang.ddframe.rdb.sharding.parser;
-
-import com.dangdang.ddframe.rdb.sharding.parser.sql.context.SQLContext;
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-
-/**
- * 不包含OR语句的SQL构建器解析.
- * 
- * @author gaohongtao
- * @author zhangliang
- */
-@RequiredArgsConstructor
-@Slf4j
-// TODO 与SQLParserEngine合一
-public final class SQLParseEngine {
-    
-    private final SQLContext sqlContext;
-    
-    /**
-     *  解析SQL.
-     * 
-     * @return SQL解析结果
-     */
-    public SQLContext parse() {
-        return sqlContext;
-    }
-}

sharding-jdbc-core/src/main/java/com/dangdang/ddframe/rdb/sharding/router/SQLExecutionUnit.java

@@ -51,6 +51,6 @@ public class SQLExecutionUnit {
         } else {
             sql = sqlBuilder.isChanged() ? sqlBuilder.toSQL() : sql;
         }
-        return sqlBuilder.toSQL();
+        return sql;
     }
 }

sharding-jdbc-core/src/main/java/com/dangdang/ddframe/rdb/sharding/router/SQLRouteEngine.java

@@ -23,7 +23,6 @@ import com.dangdang.ddframe.rdb.sharding.constants.DatabaseType;
 import com.dangdang.ddframe.rdb.sharding.exception.SQLParserException;
 import com.dangdang.ddframe.rdb.sharding.hint.HintManagerHolder;
 import com.dangdang.ddframe.rdb.sharding.metrics.MetricsContext;
-import com.dangdang.ddframe.rdb.sharding.parser.SQLParseEngine;
 import com.dangdang.ddframe.rdb.sharding.parser.result.router.ConditionContext;
 import com.dangdang.ddframe.rdb.sharding.parser.result.router.SQLBuilder;
 import com.dangdang.ddframe.rdb.sharding.parser.sql.context.DeleteSQLContext;
@@ -95,7 +94,7 @@ public final class SQLRouteEngine {
         }
         Context context = MetricsContext.start("Parse SQL");
         log.debug("Logic SQL: {}, {}", logicSql, parameters);
-        SQLContext result = new SQLParseEngine(new SQLParserEngine(databaseType, logicSql, shardingRule, parameters).parseStatement()).parse();
+        SQLContext result = new SQLParserEngine(databaseType, logicSql, shardingRule, parameters).parseStatement();
         MetricsContext.stop(context);
         return result;
     }