锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#30007;&#20154;&#30340;&#22825;&#22530;&#20037;&#20037;&#31934;&#21697;&#44;&#20122;&#27954;&#22269;&#20135;&#31934;&#21697;&#40657;&#20154;&#20037;&#20037;&#20037;&#44;&#19968;&#21306;&#20108;&#21306;&#19977;&#21306;&#20013;&#25991;&#22312;&#32447;</title><link>http://www.aygfsteel.com/wuxufeng8080/category/10540.html</link><description /><language>zh-cn</language><lastBuildDate>Fri, 02 Mar 2007 03:30:15 GMT</lastBuildDate><pubDate>Fri, 02 Mar 2007 03:30:15 GMT</pubDate><ttl>60</ttl><item><title>JTA鍜孞DBC浜嬪姟 (ZT)</title><link>http://www.aygfsteel.com/wuxufeng8080/articles/60359.html</link><dc:creator>椋庝漢鍥?/dc:creator><author>椋庝漢鍥?/author><pubDate>Thu, 27 Jul 2006 07:19:00 GMT</pubDate><guid>http://www.aygfsteel.com/wuxufeng8080/articles/60359.html</guid><description><![CDATA[
		<h2>聽(tīng)</h2>
		<div   id="wmqeeuq"   class="postbody">
				<p>聽(tīng)涓�鑸儏鍐典笅錛孞2EE搴旂敤鏈嶅姟鍣ㄦ敮鎸丣DBC浜嬪姟銆丣TA浜嬪姟銆佸鍣ㄧ鐞嗕簨鍔°�傝繖閲岃璁篔TA鍜孞DBC浜嬪姟鐨勫尯鍒�傝繖2涓槸甯哥敤鐨凞AO妯″紡浜嬪姟鐣屽畾鏂瑰紡銆?br /><font color="#ff1493">JDBC 浜嬪姟</font><br />聽(tīng)JDBC 浜嬪姟鏄敤 Connection 瀵硅薄鎺у埗鐨勩�侸DBC Connection 鎺ュ彛( java.sql.Connection )鎻愪緵浜?jiǎn)涓たU嶄簨鍔℃ā寮忥細(xì)鑷姩鎻愪氦鍜屾墜宸ユ彁浜ゃ�備緥濡傚涓嬬墖鏂細(xì)<br />聽(tīng)import java.sql.*;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) import javax.sql.*;</p>
				<p>聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) // ...<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) DataSource ds = obtainDataSource();<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) Connection conn = ds.getConnection();<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) conn.setAutoCommit(false);<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) // ...<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) pstmt = conn.prepareStatement("UPDATE MOVIES ...");<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) pstmt.setString(1, "The Great Escape");<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) pstmt.executeUpdate();<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) // ...<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) conn.commit();<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) // ...</p>
				<p>聽(tīng)JDBC 浜嬪姟鐨勪竴涓己鐐規(guī)槸浜嬪姟鐨勮寖鍥村眬闄愪簬涓�涓暟鎹簱榪炴帴銆備竴涓?JDBC 浜嬪姟涓嶈兘璺ㄨ秺澶氫釜鏁版嵁搴撱�?br /><font color="#ff1493">JTA浜嬪姟<br /></font>聽(tīng)JTA(Java Transaction API) 涓?J2EE 騫沖彴鎻愪緵浜?jiǎn)鍒嗗竷寮忎簨鍔℃湇鍔°�?br />聽(tīng)瑕佺敤 JTA 榪涜浜嬪姟鐣屽畾錛屽簲鐢ㄧ▼搴忚璋冪敤 javax.transaction.UserTransaction 鎺ュ彛涓殑鏂規(guī)硶銆備緥濡傦細(xì)<br />聽(tīng)utx.begin();<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) // ...<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) DataSource ds = obtainXADataSource();<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) Connection conn = ds.getConnection();<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) pstmt = conn.prepareStatement("UPDATE MOVIES ...");<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) pstmt.setString(1, "Spinal Tap");<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) pstmt.executeUpdate();<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) // ...<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) utx.commit();</p>
				<p>聽(tīng)璁╂垜浠潵鍏蟲(chóng)敞涓嬮潰鐨勮瘽錛?br />聽(tīng)鈥滅敤 JTA 鐣屽畾浜嬪姟錛岄偅涔堝氨闇�瑕佹湁涓�涓疄鐜?javax.sql.XADataSource 銆?javax.sql.XAConnection 鍜?javax.sql.XAResource 鎺ュ彛鐨?JDBC 椹卞姩紼嬪簭銆備竴涓疄鐜頒簡(jiǎn)榪欎簺鎺ュ彛鐨勯┍鍔ㄧ▼搴忓皢鍙互鍙備笌 JTA 浜嬪姟銆備竴涓?XADataSource 瀵硅薄灝辨槸涓�涓?XAConnection 瀵硅薄鐨勫伐鍘傘�?XAConnection s 鏄弬涓?JTA 浜嬪姟鐨?JDBC 榪炴帴銆傗�?br />聽(tīng)瑕佷嬌鐢↗TA浜嬪姟錛屽繀欏諱嬌鐢╔ADataSource鏉ヤ駭鐢熸暟鎹簱榪炴帴錛屼駭鐢熺殑榪炴帴涓轟竴涓猉A榪炴帴銆?br />聽(tīng)XA榪炴帴錛坖avax.sql.XAConnection錛夊拰闈瀀A錛坖ava.sql.Connection錛夎繛鎺ョ殑鍖哄埆鍦ㄤ簬錛歑A鍙互鍙備笌JTA鐨勪簨鍔★紝鑰屼笖涓嶆敮鎸佽嚜鍔ㄦ彁浜ゃ�?br />聽(tīng)聽(tīng)聽(tīng)聽(tīng) Note:<br />Oracle, Sybase, DB2, SQL Server絳夊ぇ鍨嬫暟鎹簱鎵嶆敮鎸乆A, 鏀寔鍒嗗竷浜嬪姟銆?<br />My SQL 榪炴湰鍦伴兘鏀寔涓嶅ソ錛屾洿鍒鍒嗗竷浜嬪姟浜?jiǎn)銆?br /><font color="#ff1493">JTA鏂瑰紡鐨勫疄鐜拌繃紼?/font>錛?br />聽(tīng)聽(tīng) 鐢╔ADataSource浜х敓鐨刋AConnection瀹冩墿灞曚簡(jiǎn)涓�涓猤etXAResource()鏂規(guī)硶,浜嬪姟閫氳繃榪欎釜鏂規(guī)硶鎶婂畠鍔犲叆鍒頒簨鍔″鍣ㄤ腑榪涜綆＄悊.瀵逛簬璋冪敤鑰呮潵璇?鏍規(guī)湰鐪嬩笉鍒頒簨鍔℃槸濡傛灉綆＄悊鐨?浣犲彧瑕佸０鏄庡紑濮嬩簨鍔?鍛婅瘔瀹瑰櫒鎴戜笅闈㈢殑鎿嶄綔瑕佹眰浜嬪姟鍙備笌浜?鏈�鍚庡憡璇変簨鍔¤鍒拌繖鍎垮彲浠ユ彁浜ゆ垨鍥炴粴浜?鍒殑閮芥槸榛戠鎿嶄綔銆?br />聽(tīng)鍦ㄤ嬌鐢↗TA涔嬪墠錛屼綘蹇呴』棣栧厛瀹炵幇涓�涓猉id綾葷敤鏉ユ爣璇嗕簨鍔★紙鍦ㄦ櫘閫氭儏鍐典笅榪欏皢鐢變簨鍔＄鐞嗙▼搴忔潵澶勭悊錛夈�俋id鍖呭惈涓変釜鍏冪礌錛歠ormatID銆乬trid錛堝叏灞�浜嬪姟鏍囪瘑絎︼級(jí)鍜宐qual錛堝垎鏀慨楗拌瘝鏍囪瘑絎︼級(jí)銆?br />聽(tīng)涓嬮潰鐨勪緥瀛愯鏄嶺id鐨勫疄鐜幫細(xì)</p>
				<p>import javax.transaction.xa.*; <br />public class MyXid implements Xid <br />{ <br />銆�protected int formatId; <br />銆�protected byte gtrid[]; <br />銆�protected byte bqual[]; <br />銆�public MyXid() <br />銆�{ <br />銆�} <br />銆�public MyXid(int formatId, byte gtrid[], byte bqual[]) <br />銆�{ <br />銆�銆�this.formatId = formatId; <br />銆�銆�this.gtrid = gtrid; <br />銆�銆�this.bqual = bqual; <br />銆�} </p>
				<p>銆�public int getFormatId() <br />銆�{ <br />銆�銆�return formatId; <br />銆�} </p>
				<p>銆�public byte[] getBranchQualifier() <br />銆�{ <br />銆�銆�return bqual; <br />銆�} </p>
				<p>銆�public byte[] getGlobalTransactionId() <br />銆�{ <br />銆�銆�return gtrid; <br />銆�} </p>
				<p>}<br />聽(tīng)鍏舵錛屼綘闇�瑕佸垱寤轟竴涓綘瑕佷嬌鐢ㄧ殑鏁版嵁搴撶殑鏁版嵁婧愶細(xì)</p>
				<p>public DataSource getDataSource() <br />銆�throws SQLException <br />銆�{ <br />銆�銆�SQLServerDataSource xaDS = new <br />銆�銆�com.merant.datadirect.jdbcx.sqlserver.SQLServerDataSource(); <br />銆�銆�xaDS.setDataSourceName("SQLServer"); <br />銆�銆�xaDS.setServerName("server"); <br />銆�銆�xaDS.setPortNumber(1433); <br />銆�銆�xaDS.setSelectMethod("cursor"); <br />銆�銆�return xaDS; <br />} </p>
				<p>銆�銆�渚??榪欎釜渚嬪瓙鏄敤鈥滀袱姝ユ彁浜ゅ崗璁�濇潵鎻愪氦涓�涓簨鍔″垎鏀細(xì)</p>
				<p>XADataSource xaDS; <br />XAConnection xaCon; <br />XAResource xaRes; <br />Xid xid; <br />Connection con; <br />Statement stmt; <br />int ret; <br />xaDS = getDataSource(); <br />xaCon = xaDS.getXAConnection("jdbc_user", "jdbc_password"); <br />xaRes = xaCon.getXAResource(); <br />con = xaCon.getConnection(); <br />stmt = con.createStatement(); <br />xid = new MyXid(100, new byte[]{0x01}, new byte[]{0x02}); <br />try { <br />銆�銆�xaRes.start(xid, XAResource.TMNOFLAGS); <br />銆�銆�stmt.executeUpdate("insert into test_table values (100)"); <br />銆�銆�xaRes.end(xid, XAResource.TMSUCCESS); <br />銆�銆�ret = xaRes.prepare(xid); <br />銆�銆�if (ret == XAResource.XA_OK) { <br />銆�銆�銆�銆�xaRes.commit(xid, false); <br />銆�銆�銆�} <br />} <br />catch (XAException e) { <br />銆�e.printStackTrace(); <br />} <br />finally { <br />銆�stmt.close(); <br />銆�con.close(); <br />銆�xaCon.close(); <br />}<br />聽(tīng)褰撶劧錛屽疄闄呰繃紼嬩腑錛屾垜浠笉闇�瑕佸啓榪欎簺浠ｇ爜錛岃繖浜涗唬鐮佹槸JTA鏈�緇堢殑瀹炵幇浠ｇ爜銆?br />鍏充簬鈥滀袱姝ユ彁浜ゅ崗璁�濓紝鍙互鍙傜湅涓嬮潰鐨勬枃绔狅細(xì)<br /><a ><font color="#1d58d1">http://www.jspcn.net/htmlnews/11049371131251752.html</font></a></p>
				<p>聽(tīng)<a ><font color="#1d58d1">http://www.vermicelli.pasta.cs.uit.no/ipv6/students/andrer/doc/html/node18.html</font></a></p>
				<p>
						<br />
						<font color="#ff1493">閫夋嫨鏈�濂界殑鏂瑰紡<br /></font>鐢?JDBC API 榪涗簨鍔＄晫瀹氭潵鏋勫緩 DAO 綾葷殑銆傝繖浜?DAO 綾誨彲浠ユ�葷粨濡備笅錛?/p>
				<p>浜嬪姟鐣屽畾浠ｇ爜宓屽叆鍦?DAO 綾諱腑銆?<br />DAO 綾諱嬌鐢?JDBC API 榪涜浜嬪姟鐣屽畾銆?<br />璋冪敤鑰呬笉鑳界晫瀹氫簨鍔°�?<br />浜嬪姟鑼冨洿灞�闄愪簬鍗曚釜 JDBC 榪炴帴銆?<br />JDBC 浜嬪姟騫朵笉鎬繪槸閫傚悎澶嶆潅鐨勪紒涓氬簲鐢ㄧ▼搴忋�傚鏋滄?zhèn)ㄧ殑浜嬪姟瑕佽法瓒婂涓?DAO 鎴栬�呭涓暟鎹簱錛岄偅涔堜笅鍒楀疄鐜扮瓥鐣ヤ篃璁告洿鍚堥�傦細(xì)</p>
				<p>浜嬪姟鐢?JTA 鐣屽畾銆?<br />浜嬪姟鐣屽畾浠ｇ爜浠?DAO 涓垎紱誨嚭鏉ャ�?<br />璋冪敤鑰呰礋璐ｇ晫瀹氫簨鍔°�?<br />DAO 鍔犲叆涓�涓叏灞�浜嬪姟銆?<br />JDBC 鏂瑰紡鐢變簬鍏剁畝鍗曟�ц�屽叿鏈夊惛寮曞姏錛孞TA銆�鏂瑰紡鎻愪緵浜?jiǎn)鏇村ぇ鐨勭亯|椿鎬с�傛?zhèn)ㄦ墍閫夋嫨鐨勫疄鐜板皢鍙栧喅浜庡簲鐢ㄧ▼搴忕殑鐗瑰畾闇�姹傘�?br />XADataSource渚嬪瓙錛?br />&lt;?xml version="1.0" encoding="UTF-8"?&gt;</p>
				<p>&lt;!-- ===================================================================== --&gt;<br />&lt;!--聽(tīng)聽(tīng)聽(tīng) --&gt;<br />&lt;!--聽(tīng) JBoss Server Configuration聽(tīng)聽(tīng)聽(tīng) --&gt;<br />&lt;!-- Thanks to Horia Muntean &lt;<a href="mailto:horia@bvb.ro"><font color="#1d58d1">horia@bvb.ro</font></a>&gt;聽(tīng)聽(tīng) --&gt;<br />&lt;!-- ===================================================================== --&gt;</p>
				<p>&lt;!-- $Id: db2-xa-ds.xml,v 1.1.2.1 2003/05/30 18:25:57 d_jencks Exp $ --&gt;</p>
				<p>
						<br />&lt;datasources&gt;<br />聽(tīng)聽(tīng) &lt;!--<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) XADatasource for DB2 V8.1 (app driver)<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) copy $db2_install_dir/java/db2java.zip into $jboss_install_dir/server/default/lib<br />聽(tīng)聽(tīng) --&gt;</p>
				<p>聽(tīng)聽(tīng) &lt;xa-datasource&gt;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng) &lt;jndi-name&gt;DB2XADS&lt;/jndi-name&gt;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng) &lt;xa-datasource-class&gt;COM.ibm.db2.jdbc.DB2XADataSource&lt;/xa-datasource-class&gt;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng) &lt;xa-datasource-property name="DatabaseName"&gt;yout_database_name&lt;/xa-datasource-property&gt;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng) &lt;xa-datasource-property name="User"&gt;your_user&lt;/xa-datasource-property&gt;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng) &lt;xa-datasource-property name="Password"&gt;your_password&lt;/xa-datasource-property&gt;<br />聽(tīng)聽(tīng) &lt;/xa-datasource&gt;<br />&lt;/datasources&gt;<br /><br />寮曠敤錛?br />聽(tīng)<a ><font color="#1d58d1">http://www.jspcn.net/htmlnews/11049371131251752.html</font></a><br /><a ><font color="#1d58d1">http://www-128.ibm.com/developerworks/cn/java/j-dao/</font></a><br /><a ><font color="#1d58d1">http://www.vermicelli.pasta.cs.uit.no/ipv6/students/andrer/doc/html/node18.html</font></a></p>
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<img src ="http://www.aygfsteel.com/wuxufeng8080/aggbug/60359.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/wuxufeng8080/" target="_blank">椋庝漢鍥?/a> 2006-07-27 15:19 <a href="http://www.aygfsteel.com/wuxufeng8080/articles/60359.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>                                                      <footer>
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<a href="http://" target="_blank">申扎县</a>|
<a href="http://" target="_blank">天水市</a>|
<a href="http://" target="_blank">定兴县</a>|
<a href="http://" target="_blank">黄龙县</a>|
<a href="http://" target="_blank">合阳县</a>|
<a href="http://" target="_blank">正安县</a>|
<a href="http://" target="_blank">宁陕县</a>|
<a href="http://" target="_blank">西昌市</a>|
<a href="http://" target="_blank">浦县</a>|
<a href="http://" target="_blank">闵行区</a>|
<a href="http://" target="_blank">沈阳市</a>|
<a href="http://" target="_blank">化隆</a>|
<a href="http://" target="_blank">彝良县</a>|
<a href="http://" target="_blank">博兴县</a>|
<a href="http://" target="_blank">香港</a>|
<a href="http://" target="_blank">哈巴河县</a>|
<a href="http://" target="_blank">克东县</a>|
<a href="http://" target="_blank">平罗县</a>|
<a href="http://" target="_blank">汝城县</a>|
<a href="http://" target="_blank">云龙县</a>|
<a href="http://" target="_blank">定兴县</a>|
<a href="http://" target="_blank">安庆市</a>|
<a href="http://" target="_blank">玉溪市</a>|
<a href="http://" target="_blank">深泽县</a>|
<a href="http://" target="_blank">桓台县</a>|
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