1.鍋囧鏈夊伐紼媡est錛屽叾闇瑕佺敤鍒扮殑鏁版嵁婧愪負test/jdbc/Data錛屽垯鍦ㄧ洰褰昑OMCAT_HOME/conf\Catalina\localhost
涓嬮潰寤虹珛鏂囦歡test.xml,鍐呭涓猴細
<?xml version='1.0' encoding='utf-8'?>
<Context crossContext="true" displayName="Test" docBase="Test" path="/Test" workDir="work\Catalina\localhost\Test">
聽 <Resource auth="Container" name="test/jdbc/Data" type="javax.sql.DataSource"/>
聽 <ResourceParams name="test/jdbc/Data">
聽聽聽 <parameter>
聽聽聽聽聽 <name>factory</name>
聽聽聽聽聽 <value>org.apache.commons.dbcp.BasicDataSourceFactory</value>
聽聽聽 </parameter>
聽聽聽 <parameter>
聽聽聽聽聽 <name>url</name>
聽聽聽聽聽 <value>jdbc:jtds:sqlserver://127.0.0.1:1433/test;tds=8.0;lastupdatecount=true;</value>
聽聽聽 </parameter>
聽聽聽 <parameter>
聽聽聽聽聽 <name>password</name>
聽聽聽聽聽 <value>11111111</value>
聽聽聽 </parameter>
聽聽聽 <parameter>
聽聽聽聽聽 <name>maxWait</name>
聽聽聽聽聽 <value>10000</value>
聽聽聽 </parameter>
聽聽聽 <parameter>
聽聽聽聽聽 <name>maxActive</name>
聽聽聽聽聽 <value>100</value>
聽聽聽 </parameter>
聽聽聽 <parameter>
聽聽聽聽聽 <name>driverClassName</name>
聽聽聽聽聽 <value>net.sourceforge.jtds.jdbc.Driver</value>
聽聽聽 </parameter>
聽聽聽 <parameter>
聽聽聽聽聽 <name>username</name>
聽聽聽聽聽 <value>sa</value>
聽聽聽 </parameter>
聽聽聽 <parameter>
聽聽聽聽聽 <name>maxIdle</name>
聽聽聽聽聽 <value>30</value>
聽聽聽 </parameter>
聽 </ResourceParams>
</Context>
2.鍏朵粬閰嶇疆
聽 錛?錛墂eb.xml鏂囦歡
聽聽聽 聽鍦ㄥ伐紼嬪綋涓殑web.xml鏂囦歡涓坊鍔?br />聽 聽聽<resource-ref>
聽聽聽 聽聽聽<res-ref-name>test/jdbc/Data</res-ref-name>
聽聽聽 聽聽聽<res-type>javax.sql.DataSource</res-type>
聽聽聽 聽聽聽<res-auth>Container</res-auth>
聽 聽聽</resource-ref>
聽錛?錛夊伐紼嬩腑璋冪敤浠ｇ爜
聽聽聽 Context initContext = new InitialContext();
聽 聽聽聽 Context envContext聽 = (Context)initContext.lookup("java:/comp/env");聽聽聽聽 聽
聽 聽聽聽 DataSource ds = (DataSource)envContext.lookup("test/jdbc/Data");
聽// test/jdbc/Data鏄暟鎹簮鐨勫悕瀛椔?
聽 聽 聽 Connection conn = ds.getConnection();聽
聽Statement stmt = conn.createStatement();
聽
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聽聽聽聽聽聽 鐢變簬html鑷韓鐨勫眬闄愭э紝浠ュ強html鏄劇ず鐨勯棶棰橈紝鐜板湪鍦ㄧ綉緇滀笂浼犺緭鐨勬墦鍗板緢澶氶兘閲囩敤pdf鏍煎紡杈撳嚭銆俲asperreport瀵筽df鍋氫簡寰堝ソ鐨勬敮鎸侊紒
聽聽聽聽聽聽 涓漢鏍規(guī)嵁闇瑕佸彲浠ユ敼鍐檍asperreport鐨勪唬鐮侊紝浠ヤ嬌涔嬫洿濂界殑涓鴻嚜宸辨湇鍔°?br />
聽聽聽聽聽聽聽 閫氳繃鎶妋ap杈撳嚭鍒癷report妯℃澘涓紝寰楀埌瑕佹墦鍗扮殑紲ㄦ嵁
聽聽聽聽 2.鍙互鎶婄粨鏋滈泦鏀懼埌collection涓紝榪欐牱鎯蟲墦鍗頒粈涔堥兘鍙互浜嗭紒
聽聽聽聽 3.鍓╀笅鐨勫氨鏄啓sql浜嗭紝閫氳繃map鎶婂弬鏁頒紶閫掕繃鍘伙紝鍒╃敤鍙傛暟灝卞彲浠ュ啓瑕佹煡璇㈢殑緇撴灉闆嗕簡銆?/font>
娉細鍦╥report閫氳繃鏌ヨ璇彞鍙栫粨鏋滈泦鐨勬椂鍊欏彂鐜板畾涔夌殑鍙傛暟欏哄簭鍜宨report鐢熸垚妯℃澘鐨勯『搴忎笉涓鑷達紝榪欐牱鍦╯ql涓鏋滄潯浠舵槸(a,b,c)緇撴灉瀹冩妸鍙傛暟鐨勯『搴忓啓鎴愪簡(b,c,a)鎴栬呬粈涔堢殑銆備笉鐭ラ亾榪欐槸涓嶆槸ireport鐨刡ug銆?/font>
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聽聽聽聽聽 log4j.properties(渚嬪瓙):
聽聽聽聽 聽聽聽聽 #define a logger
聽聽聽聽聽聽聽聽聽 #log4j.rootLogger=DEBUG,console,file
聽聽聽聽聽聽聽聽 #define an appender named console,which is set to be a ConsoleAppender
聽聽聽聽聽聽聽聽 log4j.appender.console=org.apache.log4j.ConsoleAppender
聽聽聽 聽聽聽聽 log4j.appender.file=org.apache.log4j.RollingFileAppender
聽聽聽聽聽聽聽聽 log4j.appender.file.File=log-wst.txt
聽聽聽聽聽 聽聽 #assign a SimpleLayout to console appender
聽聽聽聽聽聽聽聽 log4j.appender.console.layout=org.apache.log4j.SimpleLayout
聽聽聽聽聽聽聽聽 log4j.appender.file.layout=org.apache.log4j.PatternLayout
聽聽聽聽聽聽聽聽 log4j.appender.file.layout.ConversionPattern=%p - %m%n聽聽聽聽聽
聽聽聽聽聽聽聽聽聽 org.apache.commons.logging.Log=org.apache.commons.logging.impl.Log4JCategoryLog
聽聽聽聽 import org.apache.commons.logging.LogFactory;
聽聽聽聽聽聽聽聽 /** 鐢ㄤ簬鏃ュ織杈撳嚭 */
聽聽聽聽聽聽聽聽 protected Log log = LogFactory.getLog(this.getClass());
聽聽聽 }
聽聽聽 榪欐牱鍦ㄥ瓙綾諱腑鍙互鐩存帴璋冪敤log杈撳嚭鍗沖彲:
聽聽 public class聽DerivedClass extends BaseClass {
聽聽聽聽聽聽聽聽 pulbic void test() {
聽聽聽聽聽聽聽聽聽聽聽聽聽//濡傛灉log4j.properties鏂囦歡閰嶇疆鐨勭駭鍒?lt;=info鍒欏彲浠ユ甯歌緭鍑?info/debug)聽
聽聽聽聽聽聽聽聽聽聽聽 log.info("榪欐槸info綰у埆鐨勮緭鍑?);聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽//濡傛灉log4j.properties鏂囦歡鐨勭駭鍒負debug鍒欏彲浠ユ甯歌緭鍑?debug)聽
聽聽聽聽聽聽聽聽聽聽聽 log.debug("榪欐槸debug綰у埆鐨勮緭鍑?);
聽聽聽聽聽聽聽聽 }
聽聽 }
聽
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