4
연결 풀에 여전히 연결이 끊어졌습니다 - 이유가 무엇입니까?데이터베이스 재시작 후 Jboss 데이터 소스 복구
servlet-
public class Index extends HttpServlet {
TimeZoneService timeZoneService;
public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException {
WebApplicationContext ctx = WebApplicationContextUtils.getRequiredWebApplicationContext(getServletContext());
timeZoneService = (TimeZoneService) ctx.getBean("timeZoneService");
timeZoneService.loadAllTimeZones();
System.out.println("Done");
}
}
public interface TimeZoneService {
void loadAllTimeZones();
}
public class TimeZoneServiceImpl implements TimeZoneService {
private TimeZoneDao tzDao;
private Map<Long, String> tzOid2JavaName = new HashMap<Long, String>();
public void loadAllTimeZones() {
List<TimeZone> timeZones = tzDao.findAllTimeZones();
for (TimeZone tz : timeZones) {
tzOid2JavaName.put(tz.getOid(), tz.getJavaName());
}
}
public void setTzDao(TimeZoneDao tzDao) {
this.tzDao = tzDao;
}
}
public interface TimeZoneDao {
List<TimeZone> findAllTimeZones() throws DataAccessException;
}
public class TimeZoneDaoImpl extends JdbcDaoSupport implements TimeZoneDao {
public List<TimeZone> findAllTimeZones() throws DataAccessException
{
StringBuffer sql = new StringBuffer();
sql.append("SELECT TZ.OID, TZ.JAVA_NAME FROM TIME_ZONE TZ");
List<TimeZone> timeZones = getJdbcTemplate().query(sql.toString(), new RowMapper() {
public Object mapRow(ResultSet rs, int i) throws SQLException {
TimeZone tz = new TimeZone();
tz.setOid(rs.getLong("OID"));
tz.setJavaName(rs.getString("JAVA_NAME"));
return tz;
}
});
return timeZones;
}
}
public class TimeZone {
private Long oid;
private String javaName;
public Long getOid() {
return this.oid;
}
public void setOid(Long oid) {
this.oid = oid;
}
public String getJavaName() {
return this.javaName;
}
public void setJavaName(String javaName) {
this.javaName = javaName;
}
}
스프링의 Config.xml
<beans>
<jee:jndi-lookup id="dataSource" jndi-name="java:/OracleDS"/>
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"/>
</bean>
<bean id="timeZoneDao" class="dao.impl.TimeZoneDaoImpl">
<property name="dataSource" ref="dataSource"/>
</bean>
<bean id="timeZoneService" class="logic.impl.TimeZoneServiceImpl">
<property name="tzDao" ref="timeZoneDao"/>
</bean>
</beans>
web.xml의
<web-app>
<display-name>Spring</display-name>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>
WEB-INF/spring-config.xml,classpath*:/META-INF/spring-config.xml</param-value>
</context-param>
<listener>
<listener-class>
org.springframework.web.context.ContextLoaderListener
</listener-class>
</listener>
<servlet>
<servlet-name>index</servlet-name>
<display-name>Index page</display-name>
<description>Landing page</description>
<servlet-class>servlet.Index</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>index</servlet-name>
<url-pattern>/index</url-pattern>
</servlet-mapping>
<!-- Session Timeout (in minutes) -->
<session-config>
<session-timeout>60</session-timeout>
</session-config>
</web-app>
MySQL을 ds.xml
<datasources>
<local-tx-datasource>
<jndi-name>OracleDS</jndi-name>
<connection-url>jdbc:mysql://localhost:3306/spring</connection-url>
<driver-class>com.mysql.jdbc.Driver</driver-class>
<user-name>spring_test</user-name>
<password>spring_test13</password>
<min-pool-size>1</min-pool-size>
<max-pool-size>5</max-pool-size>
<idle-timeout-minutes>2</idle-timeout-minutes>
</local-tx-datasource>
</datasources>
MySQL을 ds.xml <로컬 TX-소스> OracleDS <연결 URL> JDBC : MySQL은 : // 로컬 호스트 : 3306/스프링 <드라이버 - 클래스> com.mysql.jdbc.Driver spring_test spring_test13 <최소 풀 사이즈> 1 <최대 풀 사이즈> 5 2 –
Prasanth