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Spring中的JDBCTemplate使用Q非常详l的配置q程Q?/title><link>http://www.aygfsteel.com/hyljava/archive/2013/02/22/Spring-JDBCTemplate.html</link><dc:creator>何云?/dc:creator><author>何云?/author><pubDate>Fri, 22 Feb 2013 12:33:00 GMT</pubDate><guid>http://www.aygfsteel.com/hyljava/archive/2013/02/22/Spring-JDBCTemplate.html</guid><wfw:comment>http://www.aygfsteel.com/hyljava/comments/395607.html</wfw:comment><comments>http://www.aygfsteel.com/hyljava/archive/2013/02/22/Spring-JDBCTemplate.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/hyljava/comments/commentRss/395607.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/hyljava/services/trackbacks/395607.html</trackback:ping><description><![CDATA[<div><p style="margin-bottom:0pt; margin-top:0pt; text-align:center; "><div>Spring中的JDBCTemplate使用</div></p><p style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><span style="font-size: 10.5pt; font-family: 宋体; ">数据库准备:</span></p><p style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><span style="font-size: 10.5pt; font-family: 宋体; ">创徏数据?/span><p class="p0" style="margin-bottom:0pt; margin-top:0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄1.png" width="159" height="23" alt="" /></p></p><p style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><span style="font-size: 10.5pt; font-family: 宋体; ">创徏表:</span></p><p style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄2.png" width="227" height="71" alt="" /></p><p style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><span style="font-size: 10.5pt; font-family: 宋体; ">Java代码Q?/span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">1?/span><span style="font-size: 10.5pt; font-family: 宋体; ">创徏web 工程  </span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">springJdbcTemplate</span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">2?/span><span style="font-size: 10.5pt; font-family: 宋体; ">dSpring能力 在此需要将jdbc包也同时加入</span></p><p style="margin-bottom:0pt; margin-top:0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄3.png" width="580" height="668" alt="" /><br /></p><p style="margin-bottom:0pt; margin-top:0pt; "></p><p style="margin-bottom:0pt; margin-top:0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄4.png" width="446" height="479" alt="" /><br /></p><p style="margin-bottom:0pt; margin-top:0pt; "></p><p style="margin-bottom:0pt; margin-top:0pt; "></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">3?/span><span style="font-size: 10.5pt; font-family: 宋体; ">配置上mysql的连接驱?拯mysql驱动包,如果不拷贝报错很诡异)</span><span style="font-size: 10.5pt; font-family: 宋体; "><br /></span><span style="font-size: 10.5pt; font-family: 宋体; ">?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">applicationContext.xml</span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 宋体; background-position: initial initial; background-repeat: initial initial; ">中进行配|?/span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 宋体; background-position: initial initial; background-repeat: initial initial; ">?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 宋体; background-position: initial initial; background-repeat: initial initial; ">beans标签中填?/span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #c0c0c0; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">bean</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">id</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"jdbcTemplate"</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">class</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"org.springframework.jdbc.core.JdbcTemplate"</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">name</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"dataSource"</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">ref</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">local</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"dataSource"</span> <span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">/></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #c0c0c0; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">bean</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span> <span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">bean</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">id</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"dataSource"</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">class</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"org.springframework.jdbc.datasource.DriverManagerDataSource"</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span> <span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">name</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"driverClassName"</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">value</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">com.mysql.jdbc.Driver</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">value</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">name</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"url"</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">value</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">jdbc:mysql://</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">localhost</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">:3306/</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">myspringjdbcdb</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">value</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">name</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"username"</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">value</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">root</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">value</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span> <span style="color: #7f007f; font-size: 10.5pt; font-family: 'Courier New'; ">name</span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">=</span><span style="color: #2a00ff; font-style: italic; font-size: 10.5pt; font-family: 'Courier New'; ">"password"</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "><</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">value</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span><span style="font-size: 10.5pt; font-family: 'Courier New'; ">root</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">value</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">property</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span> </p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span> </p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Courier New'; "> </span> <span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; "></</span><span style="color: #3f7f7f; font-size: 10.5pt; font-family: 'Courier New'; ">bean</span><span style="color: #008080; font-size: 10.5pt; font-family: 'Courier New'; ">></span></p><p style="margin-bottom:0pt; margin-top:0pt; "></p><p style="margin-bottom: 0pt; margin-top: 0pt; "><span style="color: #008080; font-size: 10.5pt; font-family: 宋体; ">4?/span><span style="color: #008080; font-size: 10.5pt; font-family: 宋体; ">创徏包结构ƈ且写出类Q每个类中可以没内容Q?/span><span style="color: #008080; font-size: 10.5pt; font-family: 宋体; "><br /></span><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄5.png" width="283" height="249" alt="" /></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">5?/span><span style="font-size: 10.5pt; font-family: 宋体; ">每个cM的源代码</span><span style="font-size: 10.5pt; font-family: 宋体; "><br /></span></p><p style="margin-bottom: 0pt; margin-top: 0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">UserDao.java</span><span style="font-size: 10.5pt; font-family: 宋体; "><br /></span><span style="font-size: 10.5pt; "><br /><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄6.png" width="312" height="197" alt="" /><br /></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 'Times New Roman'; "><br /></span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">UserDaoImp.java</span></p><p style="margin-bottom:0pt; margin-top:0pt; "></p><p style="margin-bottom:0pt; margin-top:0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄7.png" width="576" height="334" alt="" /><br /></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">此项写完填写</span><span style="font-size: 10.5pt; font-family: 宋体; ">?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">applicationContext.xml</span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 宋体; background-position: initial initial; background-repeat: initial initial; ">中进行配|?/span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 宋体; background-position: initial initial; background-repeat: initial initial; ">?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 宋体; background-position: initial initial; background-repeat: initial initial; ">beans标签中填?/span></p><p style="margin-bottom:0pt; margin-top:0pt; "></p><p style="margin-bottom:0pt; margin-top:0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄8.png" width="469" height="130" alt="" /><br /></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">User.java</span></p><p style="margin-bottom: 0pt; margin-top: 0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄9.png" width="388" height="238" alt="" /><br /></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">每个成员变量都写上get和setҎ</span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">q且在此cMq要加入</span></p><p style="margin-bottom:0pt; margin-top:0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/%E5%9B%BE%E7%89%8710.png" width="550" height="147" alt="" /> <br /></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">此项写完填写</span><span style="font-size: 10.5pt; font-family: 宋体; ">?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">applicationContext.xml</span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 宋体; background-position: initial initial; background-repeat: initial initial; ">中进行配|?/span></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 宋体; background-position: initial initial; background-repeat: initial initial; ">?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 宋体; background-position: initial initial; background-repeat: initial initial; ">beans标签中填?/span></p><p style="margin-bottom:0pt; margin-top:0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄11.png" width="377" height="97" alt="" /><br /></p><p style="margin-bottom:0pt; margin-top:0pt; "></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">试cTestAction.java</span></p><p style="margin-bottom: 0pt; margin-top: 0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄12.png" alt="" /><br /></p><p style="margin-bottom:0pt; margin-top:0pt; "></p><p style="margin-bottom:0pt; margin-top:0pt; "><span style="font-size: 10.5pt; font-family: 宋体; ">打印出结果:</span></p><p style="margin-bottom:0pt; margin-top:0pt; "><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/囄13.png" alt="" /><br /></p><p style="margin-bottom:0pt; margin-top:0pt; "> </p></div><img src ="http://www.aygfsteel.com/hyljava/aggbug/395607.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/hyljava/" target="_blank">何云?/a> 2013-02-22 20:33 <a href="http://www.aygfsteel.com/hyljava/archive/2013/02/22/Spring-JDBCTemplate.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Write operations are not allowed in read-only mode 只读模式?FlushMode.NEVER/MANUAL)写操作不?/title><link>http://www.aygfsteel.com/hyljava/archive/2012/09/05/387072.html</link><dc:creator>何云?/dc:creator><author>何云?/author><pubDate>Wed, 05 Sep 2012 03:57:00 GMT</pubDate><guid>http://www.aygfsteel.com/hyljava/archive/2012/09/05/387072.html</guid><wfw:comment>http://www.aygfsteel.com/hyljava/comments/387072.html</wfw:comment><comments>http://www.aygfsteel.com/hyljava/archive/2012/09/05/387072.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/hyljava/comments/commentRss/387072.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/hyljava/services/trackbacks/387072.html</trackback:ping><description><![CDATA[<div id="wmqeeuq" class="articalTitle" isshow="1"> <h2 id="t_656ffe730100ugtw" class="titName SG_txta"> <h2 id="t_656ffe730100ugtw" class="titName SG_txta"></h2>Write operations are not allowed in read-only mode 只读模式?FlushMode.NEVER/MANUAL)写操作不?/h2><span id="wmqeeuq" class="time SG_txtc"> </span><!-- 正文开?--> </div> <div class="wmqeeuq" id="sina_keyword_ad_area2" class="articalContent "> <div> <p>org.springframework.dao.InvalidDataAccessApiUsag<wbr>eException: Write operations are not allowed in read-only mode (FlushMode.NEVER/MANUAL): Turn your Session into FlushMode.COMMIT/AUTO or remove 'readOnly' marker from transaction definition.</p> <p><span style="color: #ff0000; font-size: 18px">问题</span>Q?span style="font-family: 宋体; color: #0055ff; font-size: 14px">只读模式?FlushMode.NEVER/MANUAL)写操作不被允许:把你的SessionҎFlushMode.COMMIT/AUTO或者清除事务定义中的readOnly标记?/span></p> <p> <wbr></p> <p>错误原因:<br /> <wbr><span style="color: #5500ff; font-size: 16px"> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr>  <wbr>OpenSessionInViewFilter在getSession的时?会把获取回来的session的flush mode 设ؓ<span style="color: #0f9932">FlushMode.NEVER</span>。然后把该sessionFactoryl定?span style="color: #0f9932">TransactionSynchronizati<wbr>onManager</span>Qrequest的整个过E都使用同一个sessionQ在hq后再接除该sessionFactory的绑定,最?/span><span style="color: #5500ff; font-size: 16px">closeSessionIfNecessary</span><span style="color: #5500ff; font-size: 16px">Ҏ该session是否已和transactionl定来决定是否关闭session。在q个q程中,若HibernateTemplate 发现自当前session有不是readOnly的transactionQ就会获取到FlushMode.AUTO SessionQҎ拥有写权限?/span><span style="color: #5500ff; font-size: 16px">也即是,如果有不是readOnly的transaction可以由Flush.NEVER转ؓFlush.AUTO,拥有insert,update,delete操作权限Q如果没有transactionQƈ且没有另外h为地设flush model的话Q则doFilter的整个过E都是Flush.NEVER。所以受transaction<span style="color: #00cc22">(</span><u><span style="color: #00cc22">声明式的事务</span></u><span style="color: #00cc22">)</span>保护的方法有写权限,没受保护的则没有?/span><br /><br /><u>解决Ҏ:</u></p> <p><span style="color: #5500ff">web.xml配置里添?/span><br /><span style="color: #0f9932"><filter></span><br /><span style="color: #0f9932"> <wbr> <wbr> <filter-name>OpenSessionInViewFilter</filter-name></span><br /><span style="color: #0f9932"> <wbr> <wbr> <filter-class></span><br /><span style="color: #0f9932"> <wbr> <wbr> <wbr> org.springframework.orm.hibernate3.support.OpenSessionInViewFilter</span><br /><span style="color: #0f9932"> <wbr> <wbr> </filter-class></span><br /><span style="color: #0f9932"> <wbr> <wbr> <init-param></span><br /><span style="color: #0f9932"> <wbr> <wbr> <wbr> <param-name>sessionFactoryBeanName</param-name></span><br /><span style="color: #0f9932"> <wbr> <wbr> <wbr> <param-value>sessionFactory</param-value></span><br /><span style="color: #0f9932"> <wbr> <wbr> </init-param></span><br /><span style="color: #0f9932"> <wbr> <wbr> <init-param></span><br /><span style="color: #0f9932"> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <param-name>singleSession</param-name></span><br /><span style="color: #0f9932"> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <param-value>true</param-value> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr></span><br /><span style="color: #0f9932"> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> </init-param></span><br /><span style="color: #0f9932"> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <init-param></span><br /><span style="color: #0f9932"> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <param-name> flushMode </param-name></span><br /><span style="color: #0f9932"> <wbr> <wbr> <param-value>AUTO </param-value> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr></span><br /><span style="color: #0f9932"> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> <wbr> </init-param></span><br /><span style="color: #0f9932"></filter></span><br /> <wbr> <wbr>// <wbr> <wbr> 。。。?/p> <p><br /><span style="color: #0f9932"><filter-mapping></span><br /><span style="color: #0f9932"> <wbr> <wbr> <filter-name>OpenSessionInViewFilter</filter-name></span><br /><span style="color: #0f9932"> <wbr> <wbr> <url-pattern>/*</url-pattern></span><br /><span style="color: #0f9932"></filter-mapping></span></p> <p> <wbr></p> <p><span style="color: #0f9932">如果在交lspring 理的情况下Q在beans.xml 里的配置</span></p> <p><span style="color: #0f9932"> <wbr><bean id="txManager"<br /> <wbr> <wbr>class="org.springframework.orm.hibernate3.HibernateTransactionMana<wbr>ger"><br /> <wbr> <wbr><property name="sessionFactory" ref="sessionFactory" /><br /> <wbr></bean></span></p> <p><span style="color: #0f9932"> <wbr><aop:config><br /> <wbr> <wbr><aop:pointcut id="bussinessService"<br /> <wbr> <wbr> <wbr>expression="execution(* com.fan.service.base.*.*(..))" /><br /> <wbr> <wbr><aop:advisor pointcut-ref="bussinessService"<br /> <wbr> <wbr> <wbr>advice-ref="txAdvice" /><br /> <wbr></aop:config></span></p> <p><span style="color: #0f9932"> <wbr><tx:advice id="txAdvice" transaction-manager="txManager"><br /> <wbr> <wbr><tx:attributes><br /> <wbr> <wbr> <wbr><tx:method name="get*" read-only="false" propagation="NOT_SUPPORTED"/><br /> <wbr> <wbr> <wbr><tx:method name="find*" read-only="false" propagation="NOT_SUPPORTED"/><br /> <wbr> <wbr> <wbr><tx:method name="save*" propagation="REQUIRED"/> // 如果不把save update delete都配|上Q?br /> <wbr> <wbr> <wbr><tx:method name="update*" propagation="REQUIRED"/> <wbr>//q些操作会无?br /> <wbr> <wbr> <wbr><tx:method name="delete*" propagation="REQUIRED"/><br /> <wbr> <wbr></tx:attributes><br /> <wbr></tx:advice></span></p></div></div><img src ="http://www.aygfsteel.com/hyljava/aggbug/387072.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/hyljava/" target="_blank">何云?/a> 2012-09-05 11:57 <a href="http://www.aygfsteel.com/hyljava/archive/2012/09/05/387072.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>LOG4J的解?/title><link>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379380.html</link><dc:creator>何云?/dc:creator><author>何云?/author><pubDate>Mon, 28 May 2012 11:06:00 GMT</pubDate><guid>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379380.html</guid><wfw:comment>http://www.aygfsteel.com/hyljava/comments/379380.html</wfw:comment><comments>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379380.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/hyljava/comments/commentRss/379380.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/hyljava/services/trackbacks/379380.html</trackback:ping><description><![CDATA[<p>Ҏ一?解决的办法自然是用相对\径代替绝对\径,其实log4j的FileAppender本n有q样的机Ӟ如:log4j.appender.logfile.File=${WORKDIR}/logs/app.log <br />其中“${WORKDIR}/”是个变量Q会被System Property中的“WORKDIR”的gѝ这P我们可以在log4j加蝲配置文g之前Q先用System.setProperty ("WORKDIR", WORKDIR);讄好根路径Q此操作可通过一初始的servletq行?</p> <p>Ҏ二、可以用服务器环境变量 <br />log4j的配|文件支持服务器的vm的环境变量,格式cM${catalina.home} <br />log4j.appender.R=org.apache.log4j.RollingFileAppender <br />log4j.appender.R.File=${catalina.home}/logs/logs_tomcat.log <br />log4j.appender.R.MaxFileSize=10KB <br />其中?{catalina.home}qwindowspȝ的环境变量,q个环境变量׃需要在Windowspȝ的环境变量中讄。之所以这P你可以看看tomcat\bin\catalina.bat(startup,shutdown都是调用q个)里面自带?Dcatalina.home= "%CATALINA_HOME%" 。承这个思想Q所以你也可以自p定一个参?Dmylog.home="D:/abc/log"到对应的服务器java启动的vm参数?</p> <p>Ҏ三、通过servlet初始化init()Ҏ中加载file属性实现相对\?<br />具体实现:做一个servlet,在系l加载的时?把properties的文件读C个properties文g?那个file的属性?我用的是相对目?Ҏ(前面加上pȝ的根目录),让后把这个properties对象讄到propertyConfig中去,q样初始化了log的设|?在后面的使用中就用不着再配|了 <br />一般在我们开发项目过E中,log4j日志输出路径固定到某个文件夹,q样如果我换一个环?日志路径又需要重C?比较不方?目前我采用了动态改变日志\径方法来实现相对路径保存日志文g <br />(1).在项目启动时,装入初始化类: <br />public class Log4jInit extends HttpServlet { <br />         static Logger logger = Logger.getLogger(Log4jInit.class); <br />         public Log4jInit() { <br />         } </p> <p>         public void init(ServletConfig config) throws ServletException { <br />             String prefix = config.getServletContext().getRealPath("/"); <br />             String file = config.getInitParameter("log4j"); <br />             String filePath = prefix + file; <br />             Properties props = new Properties(); <br />             try { <br />                 FileInputStream istream = new FileInputStream(filePath); <br />                 props.load(istream); <br />                 istream.close(); <br />                 //toPrint(props.getProperty("log4j.appender.file.File")); <br />                 String logFile = prefix + props.getProperty("log4j.appender.file.File");//讄路径 <br />                 props.setProperty("log4j.appender.file.File",logFile); <br />                 PropertyConfigurator.configure(props);//装入log4j配置信息 <br />             } catch (IOException e) { <br />                 toPrint("Could not read configuration file [" + filePath + "]."); <br />                 toPrint("Ignoring configuration file [" + filePath + "]."); <br />                 return; <br />             } <br />         } </p> <p>         public static void toPrint(String content) { <br />             System.out.println(content); <br />         } <br />} <br />实际上log4j的配|文件log4j.properties如ؓ默认名,可放|在JVM能读到的classpath里的L地方Q一般是攑֜WEB- INF/classes目录下。当log4j的配|文件不再是默认名,则需要另外加载ƈl出参数Q如?“ropertyConfigurator.configure(props);//装入log4j配置信息” </p> <p>(2).Web.xml中的配置 <br /><servlet> <br />         <servlet-name>log4j-init</servlet-name> <br />         <servlet-class>Log4jInit</servlet-class> <br />         <init-param> <br />           <param-name>log4j</param-name> <br />           <param-value>WEB-INF/classes/log4j.properties</param-value> <br />         </init-param> <br />         <load-on-startup>1</load-on-startup> <br />       </servlet> </p> <p>注意Q上面的load-on-startup设ؓ0Q以便在Web容器启动时即装入该Servlet。log4j.properties文g攑֜根的properties子目录中Q也可以把它攑֜其它目录中。应该把.properties文g集中存放Q这h便管理?<br />(3).log4j.properties中即可配|log4j.appender.file.File为当前应用的相对路径. </p> <p><br />以上是网上log4j日志文g的相对\径配|的三种ҎQ我能找到的׃U)Q分析: </p> <p>Ҏ一主要是扩展了log4j的RollingFileAppenderc,其他的FileAppender同样道理。扩展的ҎQ就是用一个子cd覆盖setFileҎQ这个方法在log4jd配置文g生成appender的时候调用,传入的就是配 <br />|文件中的\径,q样我就可以按照自己的想法在路径前面加上根\径了。这U方法可以在log4j.properties中用相对路径自由配置log4j.appender.A1.File属性来军_生成的日志相对web应用?<br />目录的位|?</p> <p>Ҏ二是利用服务器vm中已l存在的环境变量?{catalina.home}来设|相对于${catalina.home}的日志\径,日志只能攑ֈ服务器子目录里,而且如果是用的其它服务器Q则要改对应的环境变量。此Ҏq_UL不方ѝ?</p> <p>Ҏ三是扩展ActionServletc,覆盖其init()ҎQ新Ҏ中蝲入log4j.properties位置的参敎ͼ可以自由配置log4j的配|文件的名字和存放位|。也可自由配|log4j日志文g的相对于当前应用的\径。详 <br />l代码如下: </p> <p>E序代码 <br />package wbb.bysxxglxt.util; </p> <p>import org.apache.struts.action.*; <br />import org.apache.commons.logging.LogFactory; <br />import org.apache.commons.logging.Log; <br />import javax.servlet.ServletException; <br />import java.util.Properties; <br />import java.io.InputStream; <br />import org.apache.log4j.PropertyConfigurator; <br />import java.io.FileInputStream; <br />import java.io.IOException; </p> <p>public class ExtendedActionServlet extends ActionServlet { <br />        private Log log = LogFactory.getLog(this.getClass().getName()); </p> <p>        public ExtendedActionServlet() {} </p> <p>        public void init() throws ServletException { <br />            log.info( <br />                    "Initializing, My MyActionServlet init this System's Const Variable"); <br />            String prefix = this.getServletConfig().getServletContext().getRealPath( <br />                    "/"); <br />            String file = this.getServletConfig().getInitParameter("log4j"); <br />            String filePath = prefix + file; <br />            Properties props = new Properties(); <br />            System.out.println(prefix); <br />            System.out.println(file); <br />            System.out.println(filePath); </p> <p>            try { <br />                FileInputStream log4jStream = new FileInputStream(filePath); <br />                props.load(log4jStream); <br />                log4jStream.close(); <br />                String logFile = prefix + <br />                                 props.getProperty("log4j.appender.A1.File"); //讄路径 </p> <p>                System.out.println(logFile); <br />                props.setProperty("log4j.appender.A1.File", logFile); <br />                PropertyConfigurator.configure(props); //装入log4j配置信息 <br />            } catch (IOException e) { <br />                e.printStackTrace(); <br />            } <br />            log.info("Initializing, end My Init"); <br />            super.init();//应用了struts,此方法不能省QActionServlet覆盖了的此方法中有很多重要操?<br />        } <br />} </p> <p><br />**********************应用web.xml 关键部分*************************** </p> <p>      <br />E序代码 <br /><servlet> <br />        <servlet-name>action</servlet-name> <br />        <servlet-class>wbb.bysxxglxt.util.ExtendedActionServlet</servlet-class> <br />        <init-param> <br />          <param-name>config</param-name> <br />          <param-value>/WEB-INF/struts-config.xml</param-value> <br />        </init-param> <br />        <init-param> <br />            <param-name>log4j</param-name> <br />            <param-value>properties\log4j.properties</param-value>                    <br />          </init-param> <br />        <init-param> <br />          <param-name>debug</param-name> <br />          <param-value>0</param-value> <br />        </init-param> <br />        <init-param> <br />          <param-name>application</param-name> <br />          <param-value>ApplicationResources</param-value> <br />        </init-param> <br />        <load-on-startup>0</load-on-startup> <br />      </servlet> <br />      <servlet-mapping> <br />        <servlet-name>action</servlet-name> <br />        <url-pattern>*.do</url-pattern> <br />      </servlet-mapping> </p> <p><br />注意log4j参数中相对\径的斜杠U的写法Q而且log4j属性文件如攄在web-inf/classes目录或web-inf{目录中最好改名,因ؓ在加载此Servlet之前Q服务器如tomcat启动时会自动搜烦web-inf目录和web-inf/classes目录中log4j.properties文gQ如有则自动加蝲。log4j属性文件加载后,׃该属性文件中log4j.appender.A1.File的值用的是相对路径Q自动加载配|便会出错: <br />log4j:ERROR setFile(null,true) call failed. <br />java.io.FileNotFoundException: WEB-INF\logs\bysxxglxt.log (pȝ找不到指定的路径? <br />不知道log4jZ么会q么早自动启动。尽后面加载扩展的ActionServlet中正设|了log4j属性文件ƈ正常加蝲了,但报的这个错q是怪不爽的Q于是只有更改log4j属性文件名字或者更改其存放位置Q让其不能自动加载了Q不q还是有两个警告Q?<br />log4j:WARN No appenders could be found for logger (org.apache.commons.digester.Digester.sax). <br />log4j:WARN Please initialize the log4j system properly. <br />q样做就是掩耳盗铃了Q如果你有更好的解决办法Q希望能在此贴出来,大家一LI?</p> <p>********************log4j.properties***************************** <br />### 讄loggerU别 ### </p> <p>E序代码 <br />log4j.rootLogger=DEBUG,stdout,A1 </p> <p>### appender.stdout输出到控制台 ### <br />log4j.appender.stdout=org.apache.log4j.ConsoleAppender <br />log4j.appender.stdout.Target=System.out <br />log4j.appender.stdout.layout=org.apache.log4j.PatternLayout <br />log4j.appender.stdout.layout.ConversionPattern= [%5p] [BYSXXGLXT] %d{yyyy-MM-dd HH:mm:ss}: %-4r [%-5p] [%t] ( %F,%L ) - %m%n </p> <p>### appender.A1输出到日志文?### <br />log4j.appender.A1=org.apache.log4j.DailyRollingFileAppender <br />log4j.appender.A1.File=WEB-INF\\logs\\bysxxglxt.log <br />##注意上面日志文g相对应用根目录\径的写法 <br />log4j.appender.A1.DatePattern='.'yyyy-MM-dd'.log' <br />log4j.appender.A1.Append=true <br />## 输出DEBUGU别以上的日?<br />log4j.appender.A1.Threshold=DEBUG <br />log4j.appender.A1.layout=org.apache.log4j.PatternLayout <br />log4j.appender.A1.layout.ConversionPattern= [%5p] [BYSXXGLXT] %d{yyyy-MM-dd HH:mm:ss}: %-4r     [%t] ( %F,%L ) - %m%n <br /></p><img src ="http://www.aygfsteel.com/hyljava/aggbug/379380.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/hyljava/" target="_blank">何云?/a> 2012-05-28 19:06 <a href="http://www.aygfsteel.com/hyljava/archive/2012/05/28/379380.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>log4j的简单配|?/title><link>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379378.html</link><dc:creator>何云?/dc:creator><author>何云?/author><pubDate>Mon, 28 May 2012 11:04:00 GMT</pubDate><guid>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379378.html</guid><wfw:comment>http://www.aygfsteel.com/hyljava/comments/379378.html</wfw:comment><comments>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379378.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/hyljava/comments/commentRss/379378.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/hyljava/services/trackbacks/379378.html</trackback:ping><description><![CDATA[<p> 首先导入两个?  commons-logging.jar  log4j-1.2.12.jar</p> <p>   在src下编??properties文g</p> <p>1.log4j.properties 下面是内?/p> <p><br />##LOGGERS</p> <p>#define a logger<br />log4j.rootLogger=INFO,console,file</p> <p>##APPENDERS<br />#define an appender named console<br />log4j.appender.console=org.apache.log4j.ConsoleAppender<br />#define an appender named file<br />log4j.appender.file=org.apache.log4j.RollingFileAppender<br />log4j.appender.file.File=d:/demo_log.txt<br />#set the log's size<br />log4j.appender.file.MaxFileSize=1000KB<br />log4j.appender.file.MaxBackupIndex=20</p> <p>##LAYOUTS<br />#assign a SimpleLayout to console appender<br />log4j.appender.console.layout=org.apache.log4j.SimpleLayout<br />#assign a PatternLayout to file appender<br />log4j.appender.file.layout=org.apache.log4j.PatternLayout<br />log4j.appender.file.layout.ConversionPattern=[%-5p][%d{yyyy-MM-dd HH:mm:ss}]%m%n</p> <p> </p> <p>2.<br />    simplelog.properties下面是内?/p> <p><br />log.apache.commons.logging.simplelog.defaultlog=info</p> <p>3.<br />    commons-logging.properties下面是内?/p> <p>##set Log as Log4J<br />org.apache.commons.logging.Log=org.apache.commons.logging.impl.Log4JLogger</p> <p> </p> <p> </p><img src 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