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Code Issues Releases Wiki Activity

refactor sql parser.

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This commit is contained in:
wenshao
2016-09-25 06:48:57 +08:00
parent e98fba644d
commit 9f5d300892
37 changed files with 358 additions and 828 deletions
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src/main/java/com/alibaba/druid/sql/parser/SQLStatementParser.java
+7 -71
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@@ -26,79 +26,9 @@ import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.ast.expr.SQLCharExpr;
import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
import com.alibaba.druid.sql.ast.expr.SQLVariantRefExpr;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableAddColumn;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableAddConstraint;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableAddIndex;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableAddPartition;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableAlterColumn;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDisableConstraint;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDisableKeys;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDisableLifecycle;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDropColumnItem;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDropConstraint;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDropPartition;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableEnableConstraint;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableEnableKeys;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableEnableLifecycle;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableItem;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableRename;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableRenameColumn;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableRenamePartition;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableSetComment;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableSetLifecycle;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableTouch;
import com.alibaba.druid.sql.ast.statement.SQLAlterViewRenameStatement;
import com.alibaba.druid.sql.ast.statement.SQLAssignItem;
import com.alibaba.druid.sql.ast.statement.SQLCallStatement;
import com.alibaba.druid.sql.ast.statement.SQLCheck;
import com.alibaba.druid.sql.ast.statement.SQLCloseStatement;
import com.alibaba.druid.sql.ast.statement.SQLColumnDefinition;
import com.alibaba.druid.sql.ast.statement.SQLCommentStatement;
import com.alibaba.druid.sql.ast.statement.SQLConstraint;
import com.alibaba.druid.sql.ast.statement.SQLCreateDatabaseStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateIndexStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTriggerStatement;
import com.alibaba.druid.sql.ast.statement.*;
import com.alibaba.druid.sql.ast.statement.SQLCreateTriggerStatement.TriggerEvent;
import com.alibaba.druid.sql.ast.statement.SQLCreateTriggerStatement.TriggerType;
import com.alibaba.druid.sql.ast.statement.SQLCreateViewStatement;
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropDatabaseStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropFunctionStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropIndexStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropProcedureStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropSequenceStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropTableSpaceStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropTriggerStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropUserStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropViewStatement;
import com.alibaba.druid.sql.ast.statement.SQLErrorLoggingClause;
import com.alibaba.druid.sql.ast.statement.SQLExplainStatement;
import com.alibaba.druid.sql.ast.statement.SQLExprTableSource;
import com.alibaba.druid.sql.ast.statement.SQLFetchStatement;
import com.alibaba.druid.sql.ast.statement.SQLGrantStatement;
import com.alibaba.druid.sql.ast.statement.SQLInsertInto;
import com.alibaba.druid.sql.ast.statement.SQLInsertStatement;
import com.alibaba.druid.sql.ast.statement.SQLMergeStatement;
import com.alibaba.druid.sql.ast.statement.SQLObjectType;
import com.alibaba.druid.sql.ast.statement.SQLOpenStatement;
import com.alibaba.druid.sql.ast.statement.SQLPrimaryKey;
import com.alibaba.druid.sql.ast.statement.SQLReleaseSavePointStatement;
import com.alibaba.druid.sql.ast.statement.SQLRevokeStatement;
import com.alibaba.druid.sql.ast.statement.SQLRollbackStatement;
import com.alibaba.druid.sql.ast.statement.SQLSavePointStatement;
import com.alibaba.druid.sql.ast.statement.SQLSelect;
import com.alibaba.druid.sql.ast.statement.SQLSelectOrderByItem;
import com.alibaba.druid.sql.ast.statement.SQLSelectStatement;
import com.alibaba.druid.sql.ast.statement.SQLSetStatement;
import com.alibaba.druid.sql.ast.statement.SQLSubqueryTableSource;
import com.alibaba.druid.sql.ast.statement.SQLTableSource;
import com.alibaba.druid.sql.ast.statement.SQLTruncateStatement;
import com.alibaba.druid.sql.ast.statement.SQLUpdateSetItem;
import com.alibaba.druid.sql.ast.statement.SQLUpdateStatement;
import com.alibaba.druid.sql.ast.statement.SQLUseStatement;
import org.apache.ibatis.jdbc.SQL;
public class SQLStatementParser extends SQLParser {
@@ -1146,6 +1076,12 @@ public class SQLStatementParser extends SQLParser {
SQLAlterTableDropPartition dropPartition = parseAlterTableDropPartition(ifNotExists);
stmt.addItem(dropPartition);
} else if (lexer.token() == Token.INDEX) {
lexer.nextToken();
SQLName indexName = this.exprParser.name();
SQLAlterTableDropIndex item = new SQLAlterTableDropIndex();
item.setIndexName(indexName);
stmt.addItem(item);
} else {
throw new ParserException("TODO " + lexer.token() + " " + lexer.stringVal());
}