Class Delete

src/main/java/com/sql/parse/statement/impl/jsqlparser/Delete.java:22–255

@date 2019年4月30日上午09:58:02 @desc Delete语法操作类

 * @desc Delete语法操作类
 */
public class Delete extends com.sql.parse.statement.Delete {
    private net.sf.jsqlparser.statement.delete.Delete delete;

    public Delete(net.sf.jsqlparser.statement.delete.Delete delete) {
        this.delete = delete;
    }

    public Delete(String tableName) {
        net.sf.jsqlparser.statement.delete.Delete delete = new net.sf.jsqlparser.statement.delete.Delete();
        delete.setTable(new Table(tableName));
        this.delete = delete;
    }

    @Override
    public String getSql(boolean safe) {
        Delete myDelete = this.clone();
        if (safe && myDelete.getDelete().getWhere() == null) {
            myDelete.where("1 = 2");
        }
        return myDelete.getDelete().toString();
    }

    public net.sf.jsqlparser.statement.delete.Delete getDelete() {
        return this.delete;
    }

    /**
     * @title: where
     * @desc "WHERE"符号
     */
    public Delete where(String expr) {
        Expression expression = ExpressionBuilder.parse(expr);
        where(expression);
        return this;
    }

    public Delete where(Expression where) {
        Expression oldWhere = delete.getWhere();
        if (oldWhere == null) {
            delete.setWhere(where);
        } else {
            throw BaseException.errorCode(SqlParseConstant.CODE_004);
        }
        return this;
    }

    /**
     * @title: and
     * @desc 移除where条件
     */
    public Delete removeAllWhere() {
        delete.setWhere(null);
        return this;
    }

    /**
     * @title: and
     * @desc "AND"符号