com.github.gobars.id.db

类 SqlRunner

java.lang.Object

com.github.gobars.id.db.SqlRunner

public class SqlRunner
extends java.lang.Object

SQL执行器.

from https://github.com/mybatis/mybatis-3/blob/master/src/main/java/org/apache/ibatis/jdbc/SqlRunner.java

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	SqlRunner.NoRowsFoundException
static interface	SqlRunner.RowScanner

字段概要

字段

限定符和类型	字段和说明
static int	NO_GENERATED_KEY

构造器概要

构造器

构造器和说明
SqlRunner(java.sql.Connection cnn)
SqlRunner(java.sql.Connection cnn, boolean useGeneratedKeySupport)

方法概要

限定符和类型	方法和说明
long	getLong(java.sql.ResultSet rs)
void	getObjects(java.sql.ResultSet rs, int limit, SqlRunner.RowScanner scanner)
java.util.List<java.util.Map<java.lang.String,java.lang.String>>	getResults(java.sql.ResultSet rs, int limit)
int	insert(java.lang.String sql, java.lang.Object... args) Executes an INSERT statement.
void	select(int limit, SqlRunner.RowScanner scanner, java.lang.String sql, java.lang.Object... args) Executes a SELECT statement that returns the first column's long value.
java.util.List<java.util.Map<java.lang.String,java.lang.String>>	selectAll(java.lang.String sql, java.lang.Object... args) Executes a SELECT statement that returns multiple rows.
long	selectLong(java.lang.String sql, java.lang.Object... args) Executes a SELECT statement that returns the first column's long value.
java.util.Map<java.lang.String,java.lang.String>	selectOne(java.lang.String sql, java.lang.Object... args) Executes a SELECT statement that returns one row.
int	update(java.lang.String sql, java.lang.Object... args) Executes an UPDATE statement.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

NO_GENERATED_KEY

public static final int NO_GENERATED_KEY

另请参阅:

常量字段值

构造器详细资料

SqlRunner

public SqlRunner(java.sql.Connection cnn)

SqlRunner

public SqlRunner(java.sql.Connection cnn,
                 boolean useGeneratedKeySupport)

方法详细资料

selectOne

public java.util.Map<java.lang.String,java.lang.String> selectOne(java.lang.String sql,
                                                                  java.lang.Object... args)
                                                           throws java.sql.SQLException

Executes a SELECT statement that returns one row.

参数:

sql - The SQL

args - The arguments to be set on the statement.

返回:

The row expected.

抛出:

java.sql.SQLException - If less or more than one row is returned

selectLong

public long selectLong(java.lang.String sql,
                       java.lang.Object... args)
                throws java.sql.SQLException

Executes a SELECT statement that returns the first column's long value.

参数:

sql - The SQL

args - The arguments to be set on the statement.

返回:

the first column's long value.

抛出:

java.sql.SQLException - If less or more than one row is returned

select

public void select(int limit,
                   SqlRunner.RowScanner scanner,
                   java.lang.String sql,
                   java.lang.Object... args)
            throws java.sql.SQLException

Executes a SELECT statement that returns the first column's long value.

参数:

limit - limit rows to scan.

scanner - the user defined scanner.

sql - The SQL.

args - The arguments to be set on the statement.

抛出:

java.sql.SQLException - If less or more than one row is returned

selectAll

public java.util.List<java.util.Map<java.lang.String,java.lang.String>> selectAll(java.lang.String sql,
                                                                                  java.lang.Object... args)
                                                                           throws java.sql.SQLException

Executes a SELECT statement that returns multiple rows.

参数:

sql - The SQL

args - The arguments to be set on the statement.

返回:

The list of rows expected.

抛出:

java.sql.SQLException - If statement preparation or execution fails

insert

public int insert(java.lang.String sql,
                  java.lang.Object... args)
           throws java.sql.SQLException

Executes an INSERT statement.

参数:

sql - The update/insert SQL

args - The arguments to be set on the statement.

返回:

The number of rows impacted or BATCHED_RESULTS if the statements are being batched.

抛出:

java.sql.SQLException - If statement preparation or execution fails

update

public int update(java.lang.String sql,
                  java.lang.Object... args)
           throws java.sql.SQLException

Executes an UPDATE statement.

参数:

sql - The updatet SQL

args - The arguments to be set on the statement.

返回:

The number of rows effected.

抛出:

java.sql.SQLException - If statement preparation or execution fails

getResults

public java.util.List<java.util.Map<java.lang.String,java.lang.String>> getResults(java.sql.ResultSet rs,
                                                                                   int limit)
                                                                            throws java.sql.SQLException

抛出:

java.sql.SQLException

getLong

public long getLong(java.sql.ResultSet rs)
             throws java.sql.SQLException

抛出:

java.sql.SQLException

getObjects

public void getObjects(java.sql.ResultSet rs,
                       int limit,
                       SqlRunner.RowScanner scanner)
                throws java.sql.SQLException

抛出:

java.sql.SQLException