àapplicationContext:
<beans>
<bean
id="dataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property
name="driverClassName">
<value>org.gjt.mm.mysql.Driver</value>
</property>
<property
name="url">
<value>jdbc:mysql://localhost:3306/mldn</value>
</property>
<property
name="username">
<value>root</value>
</property>
<property
name="password">
<value>mysqladmin</value>
</property>
</bean>
<bean
id="def" class="cn.mldn.lxh.demo11.DefaultTemplate">
<property
name="jt">
<ref
bean="template"/>
</property>
</bean>
<bean
id='template'
class="org.springframework.jdbc.core.JdbcTemplate">
<property
name="dataSource">
<ref
bean="dataSource"/>
</property>
</bean>
</beans>
à DefaultTemplate
public class DefaultTemplate {
private
JdbcTemplate jt;
public
void insert(Person person) {
String
sql = "INSERT INTO person(name,password) VALUES (?,?)";
//
全部的值應(yīng)該變?yōu)閷?duì)象數(shù)組
Object
params[] = new Object[] { person.getName(), person.getPassword() };
int
type[] = new int[] { Types.VARCHAR, Types.VARCHAR };
jt.update(sql,
params, type);
}
public
void update(Person person) {
String
sql = "UPDATE person SET name=?,password=? WHERE id=?";
Object
params[] = new Object[] { person.getName(),
person.getPassword(),
new Integer(person.getId()) };
int
type[] = new int[] { Types.VARCHAR, Types.VARCHAR, Types.INTEGER };
jt.update(sql,
params, type);
}
public
Person getPerson(int id) {
final
Person per = new Person();
String
sql = "SELECT id,name,password FROM person WHERE id=?";
Object[]
params = new Object[] { new Integer(id) };
jt.query(sql,
params, new RowCallbackHandler() {
public
void processRow(ResultSet rs) throws SQLException {
per.setId(rs.getInt(1));
per.setName(rs.getString(2));
per.setPassword(rs.getString(3));
}
});
return
per;
}
public
int getCount() {
final
Person per = new Person() ;
String
sql = "SELECT COUNT(id) FROM person";
Object[]
params = new Object[] {};
jt.query(sql,
params, new RowCallbackHandler() {
public
void processRow(ResultSet rs) throws SQLException {
per.setCount(rs.getInt(1))
;
}
});
return
per.getCount();
}
public
List queryAll() {
final
List<Person> all = new ArrayList<Person>();
String
sql = "SELECT id,name,password FROM person";
Object[]
params = new Object[] {};
jt.query(sql,
params, new RowCallbackHandler() {
public
void processRow(ResultSet rs) throws SQLException {
Person
per = new Person();
per.setId(rs.getInt(1));
per.setName(rs.getString(2));
per.setPassword(rs.getString(3));
all.add(per);
}
});
return
all;
}
public
List<Person> queryAll(int currentPage, int lineSize) {
final
List<Person> all = new ArrayList<Person>();
String
sql = "SELECT id,name,password FROM person LIMIT "
+
(currentPage - 1) * lineSize + "," + lineSize;
Object[]
params = new Object[] {};
jt.query(sql,
params, new RowCallbackHandler() {
public
void processRow(ResultSet rs) throws SQLException {
Person
per = new Person();
per.setId(rs.getInt(1));
per.setName(rs.getString(2));
per.setPassword(rs.getString(3));
all.add(per);
}
});
return
all;
}
public
void delete(int id) {
String
sql = "DELETE FROM person WHERE id=?";
Object
params[] = new Object[] { new Integer(id) };
int
type[] = new int[] { Types.INTEGER };
jt.update(sql,
params, type);
}
public
JdbcTemplate getJt() {
return
jt;
}
public
void setJt(JdbcTemplate jt) {
this.jt
= jt;
}
}
-- 
學(xué)海無涯