improved sql parser support create table partition syntax

src/main/java/com/alibaba/druid/sql/ast/SQLPartition.java

@@ -0,0 +1,173 @@
+/*
+ * Copyright 1999-2101 Alibaba Group Holding Ltd.
+ *
+ * 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.
+ */
+package com.alibaba.druid.sql.ast;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.alibaba.druid.sql.visitor.SQLASTVisitor;
+
+public class SQLPartition extends SQLObjectImpl {
+
+    protected SQLName               name;
+
+    protected SQLExpr               subPartitionsCount;
+
+    protected List<SQLSubPartition> subPartitions = new ArrayList<SQLSubPartition>();
+
+    protected SQLPartitionValue     values;
+    
+    // for mysql
+    protected SQLExpr           dataDirectory;
+    protected SQLExpr           indexDirectory;
+    protected SQLName           tableSpace;
+    protected SQLExpr           maxRows;
+    protected SQLExpr           minRows;
+    protected SQLExpr           engine;
+    protected SQLExpr           comment;
+
+
+    public SQLName getName() {
+        return name;
+    }
+
+    public void setName(SQLName name) {
+        if (name != null) {
+            name.setParent(this);
+        }
+        this.name = name;
+    }
+
+    public SQLExpr getSubPartitionsCount() {
+        return subPartitionsCount;
+    }
+
+    public void setSubPartitionsCount(SQLExpr subPartitionsCount) {
+        if (subPartitionsCount != null) {
+            subPartitionsCount.setParent(this);
+        }
+        this.subPartitionsCount = subPartitionsCount;
+    }
+
+    public SQLPartitionValue getValues() {
+        return values;
+    }
+
+    public void setValues(SQLPartitionValue values) {
+        if (values != null) {
+            values.setParent(this);
+        }
+        this.values = values;
+    }
+
+    public List<SQLSubPartition> getSubPartitions() {
+        return subPartitions;
+    }
+
+    public SQLExpr getIndexDirectory() {
+        return indexDirectory;
+    }
+
+    public void setIndexDirectory(SQLExpr indexDirectory) {
+        if (indexDirectory != null) {
+            indexDirectory.setParent(this);
+        }
+        this.indexDirectory = indexDirectory;
+    }
+
+    public SQLExpr getDataDirectory() {
+        return dataDirectory;
+    }
+
+    public void setDataDirectory(SQLExpr dataDirectory) {
+        if (dataDirectory != null) {
+            dataDirectory.setParent(this);
+        }
+        this.dataDirectory = dataDirectory;
+    }
+
+ 
+
+    public SQLName getTableSpace() {
+        return tableSpace;
+    }
+
+    public void setTableSpace(SQLName tableSpace) {
+        if (tableSpace != null) {
+            tableSpace.setParent(this);
+        }
+        this.tableSpace = tableSpace;
+    }
+
+    public SQLExpr getMaxRows() {
+        return maxRows;
+    }
+
+    public void setMaxRows(SQLExpr maxRows) {
+        if (maxRows != null) {
+            maxRows.setParent(this);
+        }
+        this.maxRows = maxRows;
+    }
+
+    public SQLExpr getMinRows() {
+        return minRows;
+    }
+
+    public void setMinRows(SQLExpr minRows) {
+        if (minRows != null) {
+            minRows.setParent(this);
+        }
+        this.minRows = minRows;
+    }
+
+    public SQLExpr getEngine() {
+        return engine;
+    }
+
+    public void setEngine(SQLExpr engine) {
+        if (engine != null) {
+            engine.setParent(this);
+        }
+        this.engine = engine;
+    }
+
+    public SQLExpr getComment() {
+        return comment;
+    }
+
+    public void setComment(SQLExpr comment) {
+        if (comment != null) {
+            comment.setParent(this);
+        }
+        this.comment = comment;
+    }
+    
+    protected void accept0(SQLASTVisitor visitor) {
+        if (visitor.visit(this)) {
+            acceptChild(visitor, name);
+            acceptChild(visitor, values);
+            acceptChild(visitor, dataDirectory);
+            acceptChild(visitor, indexDirectory);
+            acceptChild(visitor, tableSpace);
+            acceptChild(visitor, maxRows);
+            acceptChild(visitor, minRows);
+            acceptChild(visitor, engine);
+            acceptChild(visitor, comment);
+        }
+        visitor.endVisit(this);
+    }
+}