sql parser refactor

This commit is contained in:
温少
2012-05-16 15:15:25 +08:00
14 changed files with 92 additions and 68 deletions
@@ -1,8 +1,24 @@
package com.alibaba.druid.sql.dialect.mysql.ast.statement;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableStatement;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlASTVisitor;
import com.alibaba.druid.sql.visitor.SQLASTVisitor;
public class MySqlAlterTableStatement extends MySqlStatementImpl {
public class MySqlAlterTableStatement extends SQLAlterTableStatement {
private static final long serialVersionUID = 1L;
@Override
protected void accept0(SQLASTVisitor visitor) {
if (visitor instanceof MySqlASTVisitor) {
accept0((MySqlASTVisitor) visitor);
} else {
throw new IllegalArgumentException("not support visitor type : " + visitor.getClass().getName());
}
}
public void accept0(MySqlASTVisitor visitor) {
throw new UnsupportedOperationException(this.getClass().getName());
}
}