AJAX鏄粖騫村垵鎵嶉棶涓栫殑鏂版妧鏈紝鏄疉synchronous JavaScript and XML鐨勭緝鍐欍€傚畠鏄竴緇勫紑鍙慦eb搴旂敤紼嬪簭鐨勬妧鏈紝瀹冧嬌嫻忚鍣ㄥ彲浠ヤ負(fù)鐢ㄦ埛鎻愪緵鏇翠負(fù)鑷劧鐨勬祻瑙堜綋楠屻€傛瘡褰撻渶瑕佹洿鏂版椂錛屽鎴風(fēng)Web欏甸潰鐨勪慨鏀規(guī)槸寮傛鐨勫拰閫愭澧炲姞鐨勩€傝繖鏍鳳紝AJAX鍦ㄦ彁浜eb欏甸潰鍐呭鏃跺ぇ澶ф彁楂樹(shù)簡(jiǎn)鐢ㄦ埛鐣岄潰鐨勯€熷害銆傚湪鍩轟簬AJAX鐨勫簲鐢ㄧ▼搴忎腑娌℃湁蹇呰闀挎椂闂寸瓑寰呮暣涓〉闈㈢殑鍒鋒柊銆傞〉闈腑闇€瑕佹洿鏂扮殑閭ｉ儴鍒嗘墠榪涜鏇存敼錛屽鏋滃彲鑳界殑璇濓紝鏇存柊鏄湪鏈湴瀹屾垚鐨勶紝騫朵笖鏄紓姝ョ殑銆?br />
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浜屻€?鐣岄潰璁捐
鏍?wèi)缁撴瀯鏄ぇ澶氳蒋錃g緋葷粺涓父閲囩敤鐨勭粨鏋勫艦寮忋€傜敱浜庢爲(wèi)鍨嬬粨鏋勫眰嬈″垎鏄庛€佷笂涓嬬駭鍏崇郴娓呮銆佷笖灞曞紑鏀剁緝琛ㄨ揪淇℃伅鏂逛究銆佺晫闈篃杈冪編瑙傦紝鎵€浠ユ槸澶у鐑》浜庣敤姝ょ粨鏋勩€傜粍緇囨満鏋勭鐞嗘槸涓€鑸蔣浠跺熀鏈叿鏈夌殑銆傜粍緇囨満鏋勬槸鎸囧叕鍙哥殑緇勭粐緇撴瀯銆傞泦鍥㈠叕鍙稿彲鍖呮嫭鍒嗗叕瀛愬叕鍙革紝鍏徃涓嬮潰鍙堟湁縐戝銆傚憳宸ュ綊灞炰簬鎵€鍦ㄧ殑鍏徃銆傜郴緇熻繍琛屽悗鐨勭晫闈㈠涓嬶細(xì)
緇勭粐鏈烘瀯涓昏鍖呮嫭鏍?wèi)缁撴瀯銆佺粍緇囨満鏋勭紪杈戙€佷漢鍛樼紪杈戠瓑涓夊ぇ鍧楋紝濡備綍鍒嗘垚涓夊潡鍛紝鐒惰€屼竴鑸爲(wèi)鍨嬬粨鏋勭殑紿椾綋甯稿厛浜屽潡錛屾爲(wèi)鍨嬬粨鏋勭嫭鍗犱竴鍧楋紝鍙︿竴鍧楀張鍒嗘垚涓婁笅浜岄儴鍒嗭紝涓婇潰鏄満鏋勭紪鐮侊紝涓嬮潰鏄漢鍛樼紪鐮併€傚浐鍙互鎶婇〉闈㈠垝鍒嗘垚濡備笅鍥懼艦寮忥細(xì)
鏍?wèi)缁撴瀯鍖? | 緇勭粐緙栫爜鍖? |
浜哄憳綆＄悊鍖? |
鏄劇劧鎴戜滑鏄€氳繃琛ㄦ潵瀹炵幇銆傝繖鏄竴涓簩琛屼簩鍒楃殑琛紝涓旂涓€銆佷簩琛岀殑宸﹁竟鍒楀悎騫跺崟鍏冩牸銆備唬鐮佸涓嬶細(xì)
| 錛?TABLE border="1" width="100%" height="100%"錛?br /> 錛淭R錛?br /> 錛淭D rowspan="2"錛烇紲FONT face="瀹嬩綋"錛烇紲/FONT錛烇紲/TD錛?br /> 錛淭D錛烇紲/TD錛?br /> 錛?TR錛?br /> 錛淭R錛?br /> 錛淭D錛烇紲/TD錛?br /> 錛?TR錛?br /> 錛?TABLE錛?/td> |
鎴戜滑鍦?鍖猴紙鍗曞厓鏍鹼級(jí)涓婂姞涓婁竴涓狣IV錛屽洜涓篋IV鍙互鍔ㄦ€佸湴婊氬姩錛屽茍涓斿彲浠ユ彃鍏ュ叾瀹冩帶浠躲€侱IV鐨刬d涓?divTree"錛屼笖椋庢牸璁劇疆涓烘孩鍑烘椂鑷姩婊氬姩錛屽涓庨珮閮戒負(fù)100%錛屽強(qiáng)婊″尯鍩熴€備唬鐮佸涓嬶細(xì)
| 錛渄iv id="divTree" style="width:100%; height:100%;background-color:#f5f5f5;border :1px solid Silver;overflow:auto;"錛?br /> 錛?div錛?/td> |
鎴戜滑鍦?鍖猴紙鍗曞厓鏍鹼級(jí)涓婁篃鍔犱笂涓€涓狣IV錛屽湪DIV閲屽啀鎻掑叆涓€涓〃鏍箋€傝〃鏍間笂鏀句笅鎺т歡錛岃繖寰堢畝鍗曪紝灝變笉璇︾粏璇翠簡(jiǎn)銆?br />
鎴戜滑鍦?鍖猴紙鍗曞厓鏍鹼級(jí)涓婂姞涓婁竴涓狣IV銆傛DIV鐨刬d涓? divContent "錛屼笖椋庢牸璁劇疆涓虹珫鐩存孩鍑烘椂鑷姩婊氬姩錛屽涓庨珮閮戒負(fù)100%錛屽強(qiáng)婊″尯鍩燂紝姝IV鐢ㄦ潵瑁呰澆浜哄憳?shù)俊鎭?鍦―IV閲屽啀鎻掑叆涓€涓〃鏍? 姝able鐨刬d涓? tbList "錛屾槸鐢ㄦ潵杈撳叆銆佹樉紺轟漢鍛樹(shù)綔鎭紝鍚屾椂鍦ㄦ琛ㄤ腑鎻掑叆涓€浜涘checkbox 銆乼ext銆乻elect絳夋帶浠躲€傝鏄庯紝琛ㄧ殑絎簩鍒楁槸鐢ㄦ潵鏀句漢鍛樺敮涓€緙栧彿鐨勶紝涓嶆樉紺恒€備唬鐮佸涓嬶細(xì)
| 錛渄iv id="divContent" style="height:100%; overflow-y:auto;" width="100%"錛?br /> 錛渢able id="tbList" border="1" width="100%"錛?br /> 錛渢r seqNo="1"錛烇紲td錛?br /> 錛渢able border="1" width="100%"錛?br /> 錛渢r錛?br /> 錛渢d width="5%"錛烇紲input type="checkbox" value="on"錛烇紲/input錛?錛?td錛?br /> 錛渢d width="0%" style="display:none"錛?錛渋nput type="text" size="20"錛烇紲/input錛烇紲/td錛?br /> 錛渢d width="40%"錛烇紲input type="text" size="20"錛烇紲/input錛烇紲/td錛?br /> 錛渢d width="25%"錛?br /> 錛渟elect size="1" name="D1"錛?br /> 錛渙ption value="0"錛炵敺錛?option錛?br /> 錛渙ption selected="true" value="1"錛炲コ錛?option錛?br /> 錛?select錛?br /> 錛?td錛?br /> 錛?tr錛?br /> 錛?table錛? 錛?td錛烇紲/tr錛?br /> 錛?table錛?br /> 錛?div錛? |
涓夈€?鍓嶇欏甸潰鐨勪富瑕佺紪鐮?br />
1. 鏍?wèi)鐨勫疄鐜?br />
鍦╓EB涓婂疄鐜版爲(wèi)緇撴瀯錛屽悓鏍鋒垜浠槸閫氳繃Ajax鏉ュ疄鐜扮殑銆傛爲(wèi)涓婂彲浠ユ樉紺鴻嚜瀹氫箟鐨勫浘鏍囷紝鍙互鎻掑叆銆佸垹闄ゃ€佺粨鐐廣€傚茍涓旂粨鐐瑰彲浠繪剰縐誨姩銆傝繖閲屾垜浠笉閲嶇偣璁叉爲(wèi)鐨勫疄鐜版妧鏈紝鎴戜滑宸茬粡灝佽濂戒簡(jiǎn)錛屼綘鍙鎸夎姹傚幓鏀瑰姩灝辨槸浜?jiǎn)銆?
1) 閿帴鏍?wèi)鍨嬫枃錃g
鍦紲head錛炰笌錛?head錛炰箣闂撮敭鎺ユ垜浠殑涓庢爲(wèi)鏈夊叧鐨勬枃浠? 浠ｇ爜濡備笅錛?br />
| 錛渓ink rel="STYLESHEET" type="text/css" href="css/dhtmlXTree.css"錛?br /> 錛渟cript src="js/dhtmlXCommon.js"錛烇紲/script錛?br /> 錛渟cript src="js/dhtmlXTree.js"錛烇紲/script錛? |
2) 瑁呰澆鏂規(guī)硶
鍦ㄩ〉闈㈢殑鏂囨。鎵撳紑鏃惰杞借嚜瀹氫箟鏂規(guī)硶, preLoadImages鏂規(guī)硶瀹炵幇鏍?wèi)鎺т欢鐨勫浘鏍囧畾涔夊Q宒oOnLoad瀹炵幇鏍?wèi)鎺т欢鐨勫浘鏍囧畾涔変唬鐮佸涓嬪Q?br />
| 錛渂ody onload="preLoadImages();doOnLoad();"錛?/td> |
3) 緙栧啓鏂規(guī)硶
| //doOnLoad瀹炵幇瑁呰澆騫舵樉紺烘爲(wèi)銆傝緗爲(wèi)灞炴€х瓑銆?br /> function doOnLoad(){ 銆€OrgTree=new dhtmlXTreeObject(document.getElementById('divTree'),"100%","100%",0); 銆€//dhtmlXTreeObject鏄爲(wèi)瀵硅薄錛岄€氳繃鏂板緩瀵硅薄錛屾寚瀹氭爲(wèi)鏄劇ず鐨凞IV鍙畾涔夋爲(wèi)銆?br /> 銆€OrgTree.setImagePath("imgs/");//璁劇疆鏍?wèi)鐨勫泟囨墍鍦ㄤ綅緗?br /> 銆€OrgTree.setDragHandler();//璁劇疆鏍?wèi)缁撶傄?guī)嫋鍔?br /> 銆€OrgTree.enableDragAndDrop(true) //璁劇疆鏍?wèi)缁撶傄?guī)槸鍚﹀彲鎷栧姩 銆€OrgTree.setDragHandler(myDragHandler); //璁劇疆鏍?wèi)缁撶傄?guī)嫋鍔ㄦ椂鎵€鎵ц鐨勬柟娉?br /> 銆€OrgTree.setOnClickHandler(mySelectHandler); //璁劇疆鏍?wèi)鍗曞嚴(yán)L椂鎵€鎵ц鐨勬柟娉?br /> 銆€//OrgTree.setXMLAutoLoading("Org.jsp");//瑁呰澆鏍?wèi)缁撶傄?guī)暟鎹€傛暟鎹潵婧愬Org.jsp鎵€榪斿洖鐨刋ML鏍煎紡鐨勫瓧絎︿覆錛屾暟鎹槸鍔ㄦ€佽杞斤紝涓斿綋灞曞紑鏃舵墠瑁呰澆銆?br /> 銆€OrgTree.loadXML("root.xml?0");//瑁呰澆鏍?wèi)缁撶傄?guī)暟鎹€傛暟鎹潵婧恟oot.xml鏂囦歡錛屽茍涓斾粠xml鏂囦歡鐨処D鍙蜂負(fù)0澶勮鍙栨暟鎹€?br /> 銆€//OrgTree.loadXML("Org.jsp");//瑁呰澆鏍?wèi)缁撶傄?guī)暟鎹€傛暟鎹潵婧愬Org.jsp鎵€榪斿洖鐨刋ML鏍煎紡鐨勫瓧絎︿覆,騫朵笖鏄竴嬈℃€у叏閮ㄨ杞芥暟鎹€? } //preLoadImages鏂規(guī)硶瀹炵幇鏍?wèi)鎺т欢鐨勫浘鏍囧畾涔?br /> function preLoadImages(){ 銆€var imSrcAr = new Array("line1.gif","line2.gif","line3.gif","line4.gif","minus2.gif","minus3.gif", "minus4.gif","plus2.gif","plus3.gif","plus4.gif","book.gif","books_open.gif","books_close.gif", "magazine_open.gif","magazine_close.gif","tombs.gif","tombs_mag.gif","book_titel.gif") 銆€var imAr = new Array(0); 銆€for(var i=0;i錛渋mSrcAr.length;i++){ imAr[imAr.length] = new Image(); imAr[imAr.length-1].src = "imgs/"+imSrcAr[i] 銆€} } |
聽(tīng)緇勭粐綆＄悊鐨勫疄鐜?br />
緇勭粐鍙互澧炲姞銆佸垹闄ゃ€佺紪杈戙€傚悓鏃跺綋閫夋嫨鏍?wèi)缁撶傄?guī)椂搴旇鎶婄粍緇囨樉紺哄嚭鏉ヤ緵緙栬緫錛屾煡鐪嬨€備負(fù)浜?jiǎn)瀹炵幇杩欎簺鍔熻兘锛屼綘鍙鎸夎姹傚幚L敼鍔ㄥ氨鏄簡(jiǎn)銆?br />
1) 鍏ㄥ眬鍙橀噺鐨勫畾涔?br />
璁稿鍦版柟鎴戜滑瑕佺敤鍒頒竴浜涘叕鍏卞彉閲忥紝鎴戜滑鍦紲script錛炰笌錛?script錛炰箣闂村畾涔夊叏灞€鍙橀噺, 浠ｇ爜濡備笅錛?br />
| var OrgTree = null; //緇勭粐鏍?wèi)Dom var nextSeq = 0;//浜哄憳綆＄悊鐨勯『搴忓彿錛堟祦姘村彿錛?br /> var personDom;//浜哄憳Dom var CurrNodeId;//褰撳墠緇撶偣Id |
2) 鍒濆鍖?br />
褰撻〉闈㈡墦寮€鏃舵垜浠鎺т歡濂介偅閮ㄥ垎璇ユ樉紺猴紝閭ｉ儴鍒嗚闅愯棌銆備笖瀵瑰叏灞€鍙橀噺鐨勮祴鍊肩瓑,緇勭粐綾誨瀷瑁呰澆銆傚湪欏甸潰鐨勬枃妗ｆ墦寮€鏃惰杞借嚜瀹氫箟鏂規(guī)硶init錛堬級(jí), init鏂規(guī)硶瀹炵幇鍒濆鍖栥€?br />
| 錛渂ody onload="init();"錛?/td> |
init鏂規(guī)硶瀹炵幇濡備笅錛?br />
| function init(){ 銆€//瀹氫箟personDom涓轟竴涓猉MLDOM'瀵硅薄 銆€personDom= new ActiveXObject('Microsoft.XMLDOM'); 銆€personDom.async = false; 銆€//瀹氫箟stylesheet涓轟竴涓猉MLDOM'瀵硅薄錛屼笖stylesheet涓簆ersonDom紜畾鏄劇ず椋庢牸 銆€stylesheet = new ActiveXObject('Microsoft.XMLDOM'); 銆€stylesheet.async = false; 銆€stylesheet.load("addOrgPerson.xsl"); //瑁呰澆stylesheet鐨勯鏍煎畾涔夋枃浠?br /> 銆€//瑁呰澆緇勭粐綾誨瀷鏁版嵁 銆€var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); 銆€xmlhttp.open("POST","Org.jsp?mode=GetOrgType", false); 銆€xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 銆€xmlhttp.send(); 銆€retXml=xmlhttp.responseText; 銆€// alert(retXml); 銆€//鎶婄粍緇囩被鍨嬫彃鍏ヤ笅鎷夊垪琛ㄦ帶浠朵腑 銆€var OrgDoc = new ActiveXObject('Microsoft.XMLDOM'); 銆€OrgDoc.async = false; 銆€OrgDoc.loadXML(retXml); 銆€var root = OrgDoc.documentElement; 銆€oNodeList = root.childNodes; 銆€txtType.options.length =oNodeList.length; 銆€for (var i=0; i錛渙NodeList.length; i++) 銆€{ Item = oNodeList.item(i); var OrgTypeId=Item.childNodes(0).text; var OrgTypeName=Item.childNodes(1).text; txtType.options[i].value=OrgTypeId; txtType.options[i].text=OrgTypeName; // txtType.options[0]. 銆€} } |
3) 緙栧啓鏍?wèi)鎷栧姩鍙?qiáng)閫夋嫨緇撶偣鐨勬柟娉?br />
| // myDragHandler瀹炵幇鏍?wèi)缁撶傄?guī)嫋鍔ㄦ椂閲嶆柊鎸囧畾鐖跺瓙鍏崇郴銆?br /> function myDragHandler(idFrom,idTo){ 銆€var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); 銆€xmlhttp.open("POST","Org.jsp?mode=moveOrg&orgId=" + idFrom + "&newparentOrgId=" + idTo, false); 銆€xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 銆€xmlhttp.send(); 銆€retXml=xmlhttp.OrgponseText; 銆€return true; } // mySelectHandler瀹炵幇閫夋嫨鏍?wèi)缁撶偣瀵咕p葷粺鐨勬帶鍒訛紝鍚屾椂鏄劇ず緇勭粐淇℃伅鍙?qiáng)璇ゾl勭粐涓嬬殑浜哄憳銆?br /> function mySelectHandler(id){ 銆€tbOrg.style.display="block"; 銆€divOrgMemo.style.display="none"; 銆€divOrgInfo.style.display="none"; 銆€if(id==1) 銆€{ divOrgMemo.style.display="block"; div1.style.display="none"; div2.style.display="none"; div3.style.display="none"; divContent.style.display="none"; div5.style.display="none"; 銆€} 銆€else 銆€{ divOrgInfo.style.display="block"; div1.style.display="block"; div2.style.display="block"; div3.style.display="block"; divContent.style.display="block"; div5.style.display="block"; 銆€} 銆€CurrNodeId=id; 銆€//瑁呰澆緇勭粐淇℃伅騫舵樉紺哄湪緙栫爜鍜屽悕縐扮殑鏂囨湰鎺т歡涓娿€? 銆€loadOrg(id); 銆€//瑁呰澆鏌愮粍緇囦笅浜哄憳?shù)俊鎭? 銆€var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); 銆€xmlhttp.open("POST","Org.jsp?mode=GetPerson&orgId=" + id, false); 銆€xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 銆€xmlhttp.send(); 銆€retXml=xmlhttp.responseText; 銆€personDom.loadXML (retXml); 銆€//緇欎漢鍛樹(shù)俊鎭殑姣忚鍔犱笂搴忓彿 銆€for(var i=0; i錛減ersonDom.documentElement.childNodes.length; i++){ personDom.documentElement.childNodes[i].setAttribute("seqNo", nextSeq); nextSeq++; 銆€} 銆€//浜哄憳?shù)俊鎭槃·哄湪divContent涓婇潰 銆€divContent.innerHTML = personDom.transformNode(stylesheet); }; //瑁呰澆緇勭粐淇℃伅騫舵樉紺哄湪緙栫爜鍜屽悕縐扮殑鏂囨湰鎺т歡涓娿€?br /> function loadOrg(OrgId){ 銆€if(OrgId == null){ OrgId = OrgTree.getSelectedItemId(); 銆€} 銆€if(OrgId == ""){ tbOrg.style.display = "none"; return; 銆€} 銆€var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); 銆€xmlhttp.open("POST","Org.jsp?mode=loadOrg&OrgId=" + OrgId, false); 銆€xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 銆€xmlhttp.send(); 銆€retXml=xmlhttp.responseText; 銆€var OrgDoc = new ActiveXObject('Microsoft.XMLDOM'); 銆€OrgDoc.async = false; 銆€OrgDoc.loadXML(retXml); 銆€if(OrgId != 1){ txtCode.value = OrgDoc.selectSingleNode("http://OrgCode").text; txtName.value = OrgDoc.selectSingleNode("http://OrgName").text; 銆€} 銆€tbOrg.style.display = "block"; } |
4) 寤虹珛緇勭粐
緇勭粐寤虹珛涓昏鏄€氳繃璋冪敤XMLHTTP瀵硅薄鏉ュ疄鐜般€傛垜浠富瑕佸浼?xì)濡備綍璋冪敤XMLHTTP銆傜粍緇囧緩绔嬪簲璇ュ湪鍚庡彴瀹炵幇錛屾妸緇勭粐淇℃伅鎻掑叆鏁版嵁搴撲腑銆傝繖閲屾垜浠€氳繃JSP鏉ュ疄鐜般€傛垜浠殑Org.jsp 鏂囦歡涓湁涓猚reateOrg鏂規(guī)硶錛岃鏂規(guī)硶浼犻€掍竴涓埗ID銆?br />
| function createOrg(parentOrgId){ 銆€var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); 銆€xmlhttp.open("POST","Org.jsp?mode=createOrg&parentOrgId=" + parentOrgId, false); 銆€xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 銆€xmlhttp.send(); 銆€retXml=xmlhttp.responseText; 銆€var orgId = (new Number(retXml)).toString(); 銆€return orgId; } |
5) 鍒犻櫎緇勭粐
緇勭粐鍒犻櫎鍚屾牱鏄皟鐢∣rg.jsp 鏂囦歡涓殑deleteOrg鏂規(guī)硶鏉ュ疄鐜幫紝璇ユ柟娉曚紶閫掓墍鍒犻櫎鐨勭粨鐐笽D銆?br />function deleteOrg(){
銆€var OrgId = OrgTree.getSelectedItemId();
銆€var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
銆€xmlhttp.open("POST","Org.jsp?mode=deleteOrg&OrgId=" + OrgId, false);
銆€xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
銆€xmlhttp.send();
}
6) 緙栬緫緇勭粐
緇勭粐淇敼鏄皟鐢∣rg.jsp 鏂囦歡涓殑modifyOrg鏂規(guī)硶鏉ュ疄鐜幫紝璇ユ柟娉曚紶閫掓墍淇敼鐨勭粨鐐笽D銆傚悓鏃朵慨鏀圭殑鏁版嵁閫氳繃鑷畾涔夌殑XML鏍煎紡鐨勫瓧絎︿覆浼犻€?榪欐椂閫氳繃send瀛楃涓叉潵瀹炵幇銆備慨鏀瑰墠鏁版嵁涓€寰嬭楠岃瘉鍏跺悎娉曟€э紝騫舵彁紺洪敊璇俊鎭€?br />
3. 浜哄憳綆＄悊鐨勫疄鐜?br />function modifyOrg(){
銆€if(OrgTree.getSelectedItemId() == ""){
return "N";
銆€}
銆€if(txtCode.value == ""){
alert("璇瘋緭鍏ョ紪鐮侊紒");
return "N";
銆€}
銆€if(txtName.value == ""){
alert("璇瘋緭鍏ュ悕縐幫紒");
return"N";
銆€}
銆€var OrgId = OrgTree.getSelectedItemId();
銆€var OrgKind;
銆€//alert(txtType.options[txtType.selectedIndex].value)
銆€var strModify = "錛?xml version='1.0' encoding='gb2312'?錛? +
銆€"錛渄ata錛? +
銆€"錛淥rgCode錛烇紲![CDATA[" + txtCode.value + "]]錛烇紲/OrgCode錛? +
銆€"錛淥rgName錛烇紲![CDATA[" + txtName.value + "]]錛烇紲/OrgName錛? +
銆€"錛淥rgKind錛烇紲![CDATA[" + txtType.options[txtType.selectedIndex].value+ "]]錛烇紲/OrgKind錛? +
銆€"錛?data錛?;
銆€var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
銆€xmlhttp.open("POST","Org.jsp?mode=modifyOrg&OrgId=" + OrgId, false);
銆€xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
銆€xmlhttp.send(strModify);
銆€OrgTree.setItemText(OrgTree.getSelectedItemId(),txtName.value);
}
浜哄憳鍙互澧炲姞銆佸垹闄ゃ€佺紪杈戙€傚悓鏃跺綋閫夋嫨鏍?wèi)缁撶傄?guī)椂搴旇鎶婁漢鍛樻樉紺哄嚭鏉ヤ緵緙栬緫銆佹煡鐪?.....
1) 澧炲姞浜哄憳
浜哄憳澧炲姞瀹炵幇鐨勫師鐞嗘槸鍦╬ersonDom涓姞鍏ョ粨鐐筽eorsone錛岃緇撶偣鐩稿綋浜庤〃鐨勪竴琛岋紝璁劇疆灞炴€с€傚悓鏃跺湪peorsone涓笉緇у湴鍔犲叆鍏跺畠緇撶偣錛屼唬琛ㄦ暟鎹簱鐨勫瓧孌碉紝涓斿繀欏諱笌XLT鏂囦歡鐨勬爣鍙峰悓鍚嶃€傝繖浜涚粨鐐圭浉褰撹琛岀殑鍒椼€傛渶鍚庡湪琛ㄤ腑鎻掑叆涓€琛岋紝琛屼笂鎻掑叆涓€鍒楋紝騫舵樉紺轟箣銆?br />function addPerson(){
銆€var seqNo = nextSeq;
銆€nextSeq++;
銆€var peorsonNode = personDom.createNode("1", "peorsone","");
銆€peorsonNode.setAttribute("isNew", "Y");
銆€peorsonNode.setAttribute("isDelete", "N");
銆€peorsonNode.setAttribute("seqNo", seqNo);
銆€personDom.documentElement.appendChild(peorsonNode);
銆€var PersonId= personDom.createNode("1", "personId", "");
銆€peorsonNode.appendChild(PersonId);
銆€var personCode= personDom.createNode("1", "personCode", "");
銆€peorsonNode.appendChild(personCode);
銆€var PersonName= personDom.createNode("1", "personName", "");
銆€peorsonNode.appendChild(PersonName);
銆€var Sex= personDom.createNode("1", "sex", "");
銆€peorsonNode.appendChild(Sex);
銆€var tr = tbList.insertRow(tbList.rows.length);
銆€tr.setAttribute("seqNo", seqNo);
銆€var td = tr.insertCell(0);
銆€td.innerHTML = peorsonNode.transformNode(stylesheet);
}
2) 鍒犻櫎浜哄憳
浜哄憳鍒犻櫎鍚屾牱鏄皟鐢∣rg.jsp 鏂囦歡涓殑deletePerson鏂規(guī)硶鏉ュ疄鐜幫紝璇ユ柟娉曚紶閫掓墍鍒犻櫎鐨勪漢鍛業(yè)D銆傚浣曠‘瀹氫漢鍛業(yè)D鏄€氳繃璇誨彇闅愯棌鐨処D錛屽茍鎵弿鏁翠釜琛紝鐪嬮偅浜涜閫変腑銆傝繖閲屾垜浠娉ㄦ剰鏄彁渚涘欏歸€夋嫨鐨勩€?br />function deletePerson(){
銆€for(var i=0; i錛渢bList.rows.length; i++){
var row=tbList.rows[i].cells[0].children[0].rows[0];
if(row.cells[0].children[0].checked)
{
銆€var personId=row.cells[1].children[0].value;
銆€if(personId錛?)
銆€{
var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
xmlhttp.open("POST","Org.jsp?mode=deletePerson&personId=" + personId, false);
xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
xmlhttp.send();
銆€}
銆€tbList.deleteRow(i);
銆€i--;
}
銆€}
}
3) 緙栬緫浜哄憳
浜哄憳?shù)慨鏀规垜浠鍒ゅ畾鍝簺琛岃淇敼浜?jiǎn)銆傚垰澧炲姞浣嗘病淇濆瓨鐨勮搴旇鏄柊澧炶€屼笉鏄慨鏀圭殑銆?br />function save(){
銆€if( modifyOrg()=="N")
銆€{
return;
銆€}
銆€for(var i=0; i錛渢bList.rows.length; i++)
銆€{
var row=tbList.rows[i].cells[0].children[0].rows[0];
var personId=row.cells[1].children[0].value;
var seqNo = tbList.rows[i].getAttribute("seqNo");
var staffNode = personDom.selectSingleNode("http://peorsone[@seqNo='" + seqNo + "']");
var personCode=row.cells[2].children[0].value;
var personName=row.cells[3].children[0].value;
var sex=row.cells[4].children[0].value; //alert(staffN;ode );
if(staffNode.getAttribute("isNew") == "Y")
{
銆€createPerson(CurrNodeId,personCode,personName,sex);
}
else
{
銆€var strXML = "錛?xml version='1.0' encoding='gb2312'?錛? +
"錛渄ata錛? +
"錛減ersonCode錛烇紲![CDATA[" + personCode+ "]]錛烇紲/personCode錛? +
"錛減ersonName錛烇紲![CDATA[" + personName + "]]錛烇紲/personName錛? +
"錛渟ex錛烇紲![CDATA[" + sex+ "]]錛烇紲/sex錛? +
"錛減ersonId錛烇紲![CDATA[" + personId+ "]]錛烇紲/personId錛? +
"錛?data錛?;
銆€//alert(strXML );
銆€var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
銆€xmlhttp.open("POST","Org.jsp?mode=modifyPerson", false);
銆€xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
銆€xmlhttp.send(strXML );
}
銆€}
}
鍥涖€?XML涓嶺SL鏂囦歡璁捐
XML鏄鍙墿灞曠殑鏍囪璇█錛屽畠鍏鋒湁寮€鏀劇殑銆佸彲鎵╁睍鐨勩€佸彲鑷弿榪扮殑璇█緇撴瀯錛屽畠宸茬粡鎴愪負(fù)緗戜笂鏁版嵁鍜屾枃妗ｄ紶杈撶殑鏍囧噯銆俋SLT鐨勭洰鐨勬槸灝嗕俊鎭唴瀹逛笌 Web 鏄劇ず鍒嗙錛孒TML 閫氳繃鎸夋娊璞℃蹇碉紙濡傛钀姐€侀噸鐐瑰拰緙栧彿鍒楄〃錛夊畾涔夋樉紺烘潵瀹炵幇璁懼鐙珛鎬с€俋SLT鐢ㄦ潵鍏蜂綋鏄劇ず鎺т歡錛岃緗帶浠墮鏍箋€?br />
Ajax涓昏浣跨敤XML鍜孹SLT榪涜鏁版嵁浜ゆ崲涓庡鐞嗐€?br />
1. 鏍?wèi)淇℃伅鐨刋ML鏂囦歡(瑙乺oot.xml鏂囦歡)
XML鏄爣璁拌璦€錛屽厓绱犲繀欏繪垚瀵瑰嚭鐜般€傛爲(wèi)緇撴瀯涓互tree涓烘牴緇撶偣錛屼互item涓虹粨鐐逛綋錛屽睘鎬ext鎸囧嚭緇撶偣鎵€鏄劇ず鐨勬枃鏈紝id鎸囧嚭鍞竴鐨勬墍鏍囪瘑鍙楓€?br />
| 錛?xml version='1.0' encoding='gb2312'?錛?br /> 錛渢ree id="0"錛?br /> 錛渋tem child="1" text="緇勭粐" id="1" 錛?br /> 錛?item錛? 錛?tree錛?/td> |
榪欐枃浠跺茍涓嶆槸蹇呰鐨勶紝鍙槸涓轟簡(jiǎn)緋葷粺鑳界嫭绔嬭繍琛屾墠鍔犵殑銆備簨瀹炲鏋滆繛鎺ヤ簡(jiǎn)鍚庡彴鏁版嵁鏄笉闇€瑕佺殑銆傚彧瑕佸惂OrgTree.loadXML("root.xml?0")鏀逛負(fù)OrgTree.loadXML("Org.jsp")灝卞彲浠ヤ簡(jiǎn)銆?br />
2. 浜哄憳?shù)俊鎭疿ML鏂囦歡(瑙乸eorson.xml鏂囦歡)
璇存槑![CDATA[]]鍙湪浠諱綍鏄劇ず浠諱綍鏍煎紡鐨勬枃鏈紝鏂囨湰涓彲鎻掑叆鍏跺畠浠諱綍瀛楃銆傝繖鏂囦歡涔熶笉鏄繀瑕佺殑銆?br />
3. 浜哄憳?shù)俊鎭睍鐜扮殑xsl鏂囦歡錛堣addOrgPerson.xsl鏂囦歡錛?br />
xsl鏂囦歡鍚屾牱鏄疿ML鏍煎紡鏂囦歡銆傛墍浠ヤ竴寰嬮伒瀹圶ML鏍囧噯銆備笅闈㈠涓昏鐨勮璁茶В錛?br />
| 錛?xml version="1.0" encoding="gb2312"?錛?br /> //榪欐槸瀹氫箟xml鏂囦歡鐨勯琛屻€傜敤鏉ユ寚鏄庣増鏈強(qiáng)瀛楃闆?br /> 錛渪sl:stylesheet xmlns:xsl="http://www.w3.org/TR/WD-xsl" language="JavaScript"錛?br /> //榪欓噷瀹氫箟浜?jiǎn)stylesheet 鍏冪礌銆傚茍鎸囧嚭鍏跺浗闄呭懡鍚嶇殑緇勭粐鍙?qiáng)璇a€銆? 錛渪sl:template match="/"錛?br /> 錛渪sl:apply-templates select="peorsones"/錛?br /> 錛?xsl:template錛?br /> //涓婇潰鏄尮閰嶇殑瑙勫垯銆?/"琛ㄧず浠庢牴緇撳紑濮嬪幓鍖歸厤銆傚尮閰嶅埌涓嬮潰鐨刾eorsones鏍囪銆傝繖鏄鍒欒〃杈懼紡鏈夊叧鐨勫闂€傛垜浠彧瑕佺悊瑙ｅ氨鍙互銆?br /> 錛渪sl:template match="peorsones"錛?br /> //褰撳尮閰嶄笂peorsones鏃舵墍瑕佸仛鐨勪簨鎯呫€?br /> 錛渢able id="tbList" border="1" width="100%"錛?br /> //瀹氫箟涓€涓猧d涓?tbList鐨勮〃鏍箋€傛琛ㄦ牸鏄樉紺哄湪WEB涓婄殑 錛渪sl:for-each select="peorsone"錛?br /> //寰幆鍖歸厤peorsone 錛渢r錛?br /> //瀹氫箟tbList琛ㄦ牸鐨勪竴琛岋紝騫跺湪琛屼笂澧炲姞涓€涓彨seqNo鐨勫睘鎬у悕錛屽€間負(fù)鍖歸厤鍒扮殑seqNo錛堝簭鍙鳳級(jí) 錛渪sl:attribute name="seqNo"錛烇紲xsl:value-of select="@seqNo"/錛烇紲/xsl:attribute錛?br /> 錛渢d錛?br /> //瀹氫箟琛屼笂鐨勪竴鍒楋紝鍒楀張鍘誨尮閰?br /> 錛渪sl:apply-templates select="."/錛?br /> 錛?td錛?br /> 錛?tr錛?br /> 錛?xsl:for-each錛? 錛?table錛?br /> 錛?xsl:template錛?br /> 錛渪sl:template match="peorsone"錛?br /> 錛渢able border="1" width="100%"錛?br /> 錛渢r錛?br /> //瀹氫箟瀹戒負(fù)5%鐨勪竴鍒楋紝鍦ㄨ鍒椾笂鎻掑叆涓€涓猚heckbox鎺т歡 錛渢d width="5%"錛?br /> 錛渋nput type="checkbox" value="on" size="10"錛烇紲/input錛?br /> 錛?td錛?br /> //瀹氫箟涓€涓笉鏄劇ず鐨勫垪錛屽湪璇ュ垪涓婃彃鍏ヤ竴涓猼ext鎺т歡錛宼ext鐨勫€間負(fù)鍖歸厤鍒扮殑personId錛堜漢鍛業(yè)d錛?br /> 錛渢d style="display:none"錛?br /> 錛渋nput type="text" size="25"錛?br /> 錛渪sl:attribute name="value"錛烇紲xsl:value-of select="personId"/錛烇紲/xsl:attribute錛?br /> 錛?input錛? 錛?td錛?br /> 錛渢d width="30%"錛? 錛渋nput type="text" size="20"錛? 錛渪sl:attribute name="value"錛烇紲xsl:value-of select="personCode"/錛烇紲/xsl:attribute錛? 錛?input錛? 錛?td錛? 錛渢d width="40%"錛? 錛渋nput type="text" size="40"錛?br /> 錛渪sl:attributename="value"錛烇紲xsl:value-of select="personName"/錛烇紲/xsl:attribute錛? 錛?input錛?br /> 錛?td錛?br /> //瀹氫箟涓€涓獁idth涓?8%鐨勫垪錛屽湪璇ュ垪涓婃彃鍏ヤ竴涓笅鎷夊垪琛╯elect 鎺т歡錛宻elect鐨勫€煎鏋滃尮閰嶅埌涓?鏃跺垯涓?鐢?錛?鏃跺垯涓?濂? 錛渢d width="28%"錛?br /> 錛渟elect size="1"錛?br /> 錛渙ption value="0"錛?br /> 錛渪sl:if test=".[sex=0]"錛?br /> 錛渪sl:attribute name="selected"錛瀟rue錛?xsl:attribute錛?br /> 錛?xsl:if錛?br /> 鐢?br /> 錛?option錛?br /> 錛渙ption value="1"錛?br /> 錛渪sl:if test=".[sex=1]"錛?br /> 錛渪sl:attribute name="selected"錛瀟rue錛?xsl:attribute錛?br /> 錛?xsl:if錛? 濂籌紲/option錛?br /> 錛?select錛?br /> 錛?td錛?br /> //瀹氫箟涓€鍒楋紝鍦ㄨ鍒椾笂鎻掑叆涓€涓猙utton鎺т歡錛宱nclick 浜嬩歡涓鴻嚜瀹氫箟鐨勬柟娉曪紝璇ユ柟娉曚紶閫掑綋鍓嶅崟鍑葷殑鎸夌航 錛渢d width="*"錛? 錛渂utton onclick="openPersonRolePage(this)" style="width: 36; height: 21"錛炶鑹詫紲/button錛?br /> 錛?td錛?br /> 錛?tr錛?br /> 錛?table錛?br /> 錛?xsl:template錛?br /> 錛?xsl:stylesheet錛?/td> |
浜斻€?鏁版嵁鎺ュ彛鐨勫疄鐜?/strong>錛堣Org.jpg鏂囦歡錛?br />
Org.JSP鏂囦歡鐢ㄦ潵鍦ㄦ湇鍔″櫒涓婅繍琛孞ava鐨勭被涓庡墠鍙皐eb欏典箣闂存灦璧蜂竴搴фˉ銆傚彇鍒頒腑闂翠歡鐨勬帴鍙ｄ綔鐢ㄣ€?br />
榪欓噷鍒嗘瀽閮ㄥ垎浠ｇ爜錛?br />
| 錛?@ page contentType="text/html; charset=GBK" %錛?br /> 錛?@ page import="java.sql.*" %錛?br /> 錛?@ page import="javax.naming.*" %錛?br /> 錛?@ page import="javax.sql.*" %錛?br /> 錛?@ page import="tool.*" %錛?br /> 錛?@ page import="orgNew.*" %錛?br /> 錛?@ page import="org.w3c.dom.*" %錛?br /> //涓婇潰涓昏鏄紩鐢ㄤ竴浜沯ava綾?br /> 錛? try{ 銆€//request.setCharacterEncoding("GBK"); 銆€Document doc = XmlTool.createDocumentFromRequest(request); 銆€//寤虹珛web闈㈡枃妗ｈ姹傜殑鏂囨。瀵硅薄 銆€Connection conn = ConnTool.getConnectionFromPool(); 銆€//鑾峰彇璇鋒眰鐨勬柟娉曞悕 銆€String mode=request.getParameter("mode"); 銆€//out.println("ccc"); 銆€//濡傛灉鏂規(guī)硶涓病鏈夊叾瀹冨弬鏁板垯璇誨彇緇勭粐鏍?wèi)鏁版?br /> 銆€if(mode == null){ /* int OrgId = Integer.parseInt(request.getParameter("id")); String str = orgManager.getChildOrg(OrgId, conn); out.println(str); */ 銆€String str = orgManager.getTree(conn); 銆€//out.println(str); 銆€out.println(str); }else if(mode.equals("createOrg")){ 銆€//濡傛灉鏄痗reateOrg鏂規(guī)硶鍒欏緩绔嬩竴涓粍緇?br /> 銆€int parentOrgId = Integer.parseInt(request.getParameter("parentOrgId")); 銆€//鍙栧嚭浼犻€掓潵鐨勭涓€涓弬鏁皃arentOrgId 銆€int OrgId = orgManager.createOrg(parentOrgId, conn); 銆€//璋冪敤orgManager 綾葷殑createOrg鏂規(guī)硶鏉ュ緩绔嬩竴涓粍緇?br /> 銆€out.println(OrgId); 銆€//榪斿洖緇撴灉 } conn.close(); } catch(Exception e){ 銆€e.printStackTrace(); } %錛?/td> |
鍏€?鍚庡彴鏁版嵁鐨勫疄鐜?/b>
1. 鏁版嵁緇撴瀯鐨勫畾涔?br />
榪欓噷錛屾垜浠富瑕佹湁涓変釜琛ㄣ€備竴涓槸緇勭粐緇撴瀯琛紝涓€涓槸浜哄憳琛╬erson錛屼竴涓粍緇囦漢鍛樺叧鑱旇〃orgPerson銆傜粍緇囩粨鏋勮〃鏈塐rgCode錛堢粍緇囦唬鐮侊級(jí)銆丱rgName錛堢粍緇囧悕縐幫級(jí)銆乷rgId錛堢粍緇嘔d錛? parentOrgId錛堢埗Id錛夈€備漢鍛樿〃鏈塸ersonCode錛堜漢鍛樹(shù)唬鐮侊級(jí)銆乸ersonName錛堜漢鍛樺悕縐幫級(jí), sex錛堟€у埆錛夈€乸ersonId錛堜漢鍛業(yè)d錛夈€俹rgPerson琛ㄦ湁orgId, personId銆?br />
2. 鏁版嵁搴撶殑榪炴帴
WEB搴旂敤紼嬪簭甯哥敤MySQL浣滃悗鍙版暟鎹簱錛岃繖鏄洜涓篗ySQL綆€鍗曘€侀珮鏁堛€傝繖閲屾垜浠篃鐢∕ySQL浣滀負(fù)鏁版嵁搴撱€侸ava涓敤jdbc榪炴帴鏁版嵁搴撱€備笅闈㈡槸榪炴帴鏁版嵁搴撶殑CODE錛?br />
| public static Connection getConnectionFromPool() throws Exception { 銆€Context ctx = new InitialContext(); 銆€DataSource ds = (DataSource) ctx.lookup("java:/erpds"); 銆€return ds.getConnection(); } /** * 鍙栨暟鎹簱閾炬帴瀵硅薄 * @return Connection 鏁版嵁搴撻摼鎺ュ璞?br /> * @throws Exception */ /* public static Connection getDirectConnection() throws Exception { 銆€Class.forName("com.sybase.jdbc2.jdbc.SybDriver"); 銆€String url = "jdbc:sybase:Tds:19.64.13.16:4100/wydb?charset=iso_1"; 銆€String user = "sa"; 銆€String password = "2860008"; 銆€Connection conn = DriverManager.getConnection(url, user, password); 銆€return conn; } */ |
. 涓氬姟閫昏緫灞傜殑瀹炵幇
鍚庡彴寮€鍙戞垜浠敤Java綾繪潵瀹炵幇銆傝繖閲屾垜浠紑鍙戜簡(jiǎn)涓€涓猳rgNew鍖咃紝綾誨悕涓簅rgManager銆傛綾誨皝瑁呬簡(jiǎn)涓庢暟鎹簱鎿嶄綔鏈夊叧鐨勬柟娉曘€傞€氳繃main鍙皟璇曠▼搴忕殑姝ｇ‘鎬с€?br />
榪欓噷緇欏嚭浜?jiǎn)鏂板鍔犱竴涓粍緇囩殑鍏ㄩ儴浠ｇ爜鍜岄€氳繃XML鍙栧緱鏍?wèi)缁撴瀯淇℃伅鐨勪唬鐮佸Q屾爲(wèi)緇撴瀯閫氳繃閫掑綊瀹炵幇銆?br />
| package orgNew;// Java綾繪墍鎵撶殑鍖?br /> import tool.*; import java.sql.*; import java.util.*; // 寮曠敤Java綾葷殑 public class orgManager { 銆€public orgManager() { } 銆€public static void main(String[] args) throws Exception { Connection conn = tool.ConnTool.getDirectConnection();// 寮曠敤鏁版嵁璁塊棶綾?br /> conn.setAutoCommit(false); orgManager orgManager1 = new orgManager(); orgManager1.createOrg(0, conn); //嫻嬭瘯寤虹珛緇勭粐鏄惁姝ｇ‘ 銆€} 銆€//寤虹珛涓€涓粍緇?br /> 銆€public static int createOrg(int parentOrgId, Connection conn) throws 銆€Exception { String sql = "insert into Org (OrgName, parentOrgId) values('鏂扮粍緇?, ?)"; PreparedStatement pstat = conn.prepareStatement(sql); pstat.setInt(1, parentOrgId); pstat.executeUpdate(); pstat.close(); Statement stat = conn.createStatement(); String sql2 = "select max(OrgId) from Org"; ResultSet rs = stat.executeQuery(sql2); rs.next(); int OrgId = rs.getInt(1); rs.close(); stat.close(); System.out.println(OrgId); return OrgId; 銆€} } //閫氳繃閫掑綊寰楀埌緇勭粐淇℃伅鐨刋ML鏍煎紡鐨勬暟鎹?br /> public static String getTree(Connection conn) throws Exception { 銆€StringBuffer ret = new StringBuffer();//瀹氫箟鍙紦鍐茬殑瀛楃嫻?br /> 銆€ret.append("錛?xml version='1.0' encoding='gb2312'?錛烇紲tree id='0'錛?);//瀹氫箟XML鏍煎紡鐨勫ご淇℃伅 銆€ret.append(" 錛渋tem child='1' text='緇勭粐' id='1' 錛?);//鎻掑叆緇撶偣浣撱€傛敞鏍?wèi)缁撶偣浠tem涓烘爣璁? 銆€ret.append(getChildTree(1, conn)); 銆€ret.append("錛?item錛?);//緇撶偣浣撶粨鏉熸爣璁?br /> 銆€ret.append("錛?tree錛?);//鏍?wèi)缁撴潫鏍囪?br /> 銆€return ret.toString();//榪斿洖瀛楃嫻?br /> } public static String getChildTree(int OrgId, Connection conn) throws Exception { 銆€StringBuffer ret = new StringBuffer(); 銆€String sql = "select a.OrgId, a.OrgName, a.OrgCode,count(b.parentOrgId) from Org a " + "left join Org b on a.OrgId = b.parentOrgId " + "where a.parentOrgId = ? " + "group by a.OrgId, a.OrgName"; 銆€PreparedStatement pstat = conn.prepareStatement(sql); 銆€pstat.setInt(1, OrgId); 銆€ResultSet rs = pstat.executeQuery(); 銆€while (rs.next()) { int childOrgId = rs.getInt(1); String childOrgName = rs.getString(2); String childOrgCode = rs.getString(3); if (childOrgCode == null) { 銆€childOrgCode = " "; } if (childOrgName == null) { 銆€childOrgName = "鏂扮粍緇?; } int childCount = rs.getInt(3); if (childCount 錛?0) { 銆€childCount = 1; } ret.append("錛渋tem child='" + childCount + "' text='" + childOrgName + "' id='" +childOrgId + "' code='"+childOrgCode+"'錛?); ret.append(getChildTree(childOrgId, conn)); ret.append("錛?item錛?); 銆€} 銆€rs.close(); 銆€pstat.close(); 銆€return ret.toString(); } |
鍏跺畠浠ｇ爜瑙乷rgManager.java鏂囦歡銆?br />
涓冦€?鎬葷粨
鏈枃浠墮€氳繃涓€涓疄渚嬪叏闈粙緇嶄簡(jiǎn)Ajax寮€鍙戠殑鍚勪釜緇嗚妭銆傞€氳繃涓嶫2ee鐨勭粨鍚堟潵瀹炵幇涓夊眰鍒嗗竷寮忓紑鍙戠殑灞傛鍒掑垎錛屽悗鍙頒笌鍓嶇鐨勮皟鐢ㄣ€傛暟鎹殑璇誨彇銆佽闂強(qiáng)灞曠幇銆?
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Ajax鏄紶緇焀EB搴旂敤紼嬪簭鐨勪竴涓漿鍙樸€備互鍓嶆槸鏈嶅姟鍣ㄦ瘡嬈＄敓鎴怘TML欏甸潰騫惰繑鍥炵粰瀹㈡埛绔紙嫻忚鍣級(jí)銆侫jax鐞嗗康鐨勫嚭鐜幫紝鎻紑浜?jiǎn)鏃犲堜h柊鏇存柊欏甸潰鏃朵唬鐨勫簭騫曪紝騫舵湁浠ｆ浛浼犵粺web寮€鍙戜腑閲囩敤form(琛ㄥ崟)閫掍氦鏂瑰紡鏇存柊web欏甸潰鐨勮秼鍔匡紝鍙互綆楁槸涓€涓噷紼嬬銆?br />
鎬諱箣錛孉jax閫傜敤浜庝氦浜掕緝澶氾紝棰戠箒璇繪暟鎹紝鏁版嵁鍒嗙被鑹ソ鐨刉EB搴旂敤銆?/p>
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)MVC 妗嗘灦鍙互灝嗕笟鍔￠€昏緫錛圝ava beans 鍜?EJB 緇勪歡)銆佹帶鍒跺櫒閫昏緫錛圫ervlets/Struts 鍔ㄤ綔錛夈€佽〃紺哄眰錛圝SP銆乆ML/XSLT錛夋竻鏅板湴鍒嗙寮€鏉ャ€傝壇濂界殑鍒嗗眰鍙互甯︽潵璁稿濂藉銆偮?br />
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)MVC 妗嗘灦瀵逛簬鎴愬姛浣跨敤 J2EE 鏄姝ら噸瑕侊紝浠ヨ嚧娌℃湁鍏朵粬鏈€浣?jīng)_疄璺靛彲浠ヤ笌鍏剁浉鎻愬茍璁恒€傛ā鍨?瑙嗗浘-鎺у埗鍣紙MVC錛夋槸璁捐 J2EE 搴旂敤紼嬪簭鐨勫熀紜€銆侻VC 灝嗘?zhèn)ㄧ殑绋嬪簭浠ｇ爜绠€鍗曞湴鍒掑垎涓嬮潰鍑犱釜閮ㄥ垎錛?
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榪欑鏂規(guī)硶騫朵笉鏄粈涔堟柊鏂規(guī)硶錛屼絾鏄緢灝戞湁寮€鍙戠粍浠ヨ繖縐嶆柟寮忔潵鍩瑰吇浠栦滑鐨勬妧鑳姐€傜浉鍙嶅湴錛屽鏁板紑鍙戠粍鐢變簬灝濊瘯椹笂灝辨瀯寤烘墍鏈夌殑妯″潡錛屽悓鏃舵秹鍙?MVC 涓殑瑙嗗浘灞傘€佹ā鍨嬪眰鍜屾帶鍒跺櫒灞傦紝榪欐牱鍋氱殑緇撴灉鏄粬浠線寰€浼?xì)闄峰叆杩涘害鐨勫帇鍔涗箣涓€備粬浠簲璇ヨ€冭檻涓€浜涙晱鎹鳳紙Agile錛夊紑鍙戞柟娉曪紝渚嬪鏋侀檺緙栫▼錛圶P錛夛紝榪欑寮€鍙戞柟娉曢噰鐢ㄤ竴縐嶅閲忓涔?fàn)鍙?qiáng)寮€鍙戞柟娉曘€傚湪 XP 涓湁涓€縐嶇О涓?ModelFirst 鐨勮繃紼嬶紝榪欎釜榪囩▼娑夊強(qiáng)鍒伴鍏堟瀯寤哄煙妯″瀷浣滀負(fù)涓€縐嶆満鍒舵潵緇勭粐鍜屽疄鐜扮敤鎴峰満鏅€傚熀鏈鏉ワ紝鎮(zhèn)ㄨ鏋勫緩鍩熸ā鍨嬩綔涓烘?zhèn)ㄨ瀹炵幇鐨勭敤鎴峰満鏅殑棣栬閮ㄥ垎锛岀劧鍚庡湪鍩熸ā鍨嬩箣涓婃瀯寰忎竴涓敤鎴風(fēng)晫闈紙UI錛変綔涓虹敤鎴峰満鏅疄鐜扮殑緇撴灉銆傝繖縐嶆柟娉曢潪甯擱€傚悎璁╀竴涓紑鍙戠粍涓€嬈″彧瀛﹀埌涓€縐嶆妧鏈紝鑰屼笉鏄浠栦滑鍚屾椂闈㈠寰堝縐嶆儏鍐碉紙鎴栬€呰浠栦滑璇誨緢澶氫功錛夛紝榪欎細(xì)浠や粬浠穿婧冪殑銆?
榪樻湁錛屽姣忎釜搴旂敤紼嬪簭灞傞噸澶嶇殑寮€鍙戝彲鑳戒細(xì)鍖呭惈涓€浜涢€傚綋鐨勬ā寮忓強(qiáng)鏈€浣?jīng)_疄璺點(diǎn)€傚鏋滄?zhèn)ㄤ粠搴旂敤绋嬪簭鐨勫簳灞傚紑濮嬪簲鐢ㄤ竴浜涙ā寮忓鏁版嵁璁塊棶瀵硅薄鍜屼細(xì)璇?Facades錛屾?zhèn)兏嶅簲璇ュ湪鎮(zhèn)ㄧ殑JSP鍜屽叾浠栬鍥懼璞′腑浣跨敤鍩熼€昏緫銆?
鏈€鍚庯紝褰撴?zhèn)ㄥ紑鍙戜竴浜涚畝鍗曠殑妯″潡鏃訛紝鍦ㄥ紑濮嬬殑鍒濇湡灝卞彲浠ュ鎮(zhèn)ㄧ殑搴旂敤紼嬪簭榪涜鎬ц兘嫻嬭瘯銆傚鏋滅洿鍒板簲鐢ㄧ▼搴忓紑鍙戠殑鍚庢湡鎵嶈繘琛屾€ц兘嫻嬭瘯鐨勮瘽錛岃繖寰€寰€浼?xì)鍑虹幇鐏鹃毦鎬х殑鍚庢灉銆?
6. 褰撲嬌鐢?EJB 緇勪歡鏃訛紝濮嬬粓浣跨敤浼?xì)璇?Facades銆?
鍐充笉瑕佸皢瀹炰綋 bean 鐩存帴鏆撮湶緇欎換浣曠敤鎴風(fēng)被鍨嬨€傚瀹炰綋 bean 鍙彲浠ヤ嬌鐢ㄦ湰鍦?EJB 鎺ュ彛錛圠ocal EJB interfaces錛夈€?
褰撲嬌鐢?EJB 緇勪歡鏃訛紝浣跨敤涓€涓細(xì)璇?Facades 鏄竴涓‘璁ゆ棤鐤戠殑鏈€浣?jīng)_疄璺點(diǎn)€傚疄闄呬笂錛岃繖涓€氱敤鐨勫疄璺佃騫挎硾鍦板簲鐢ㄥ埌浠諱綍鍒嗗竷寮忕殑鎶€鏈腑錛屽寘鎷?CORBA銆丒JB 鍜?DCOM銆備粠鏍規(guī)湰涓婅錛屾?zhèn)ㄧ殑搴旂敤绋嬪簭鐨勫垎甯?浜ゅ弶鍖哄煙"瓚婃槸搴曞眰鍖栵紝瀵瑰皬鍧楃殑鏁版嵁鐢變簬澶氭閲嶅鐨勭綉緇滀腑緇ч€犳垚鐨勬椂闂存秷鑰楀氨瓚婂皯銆傝杈懼埌榪欎釜鐩殑鐨勬柟娉曞氨鏄細(xì)鍒涘緩澶х矑搴︾殑 Facades 瀵硅薄錛岃繖涓璞″寘鍚€昏緫瀛愮郴緇燂紝鍥犺€屽彲浠ラ€氳繃涓€涓柟娉曡皟鐢ㄥ氨鍙互瀹屾垚涓€浜涙湁鐢ㄧ殑涓氬姟鍔熻兘銆傝繖縐嶆柟娉曚笉浣嗚兘澶熼檷浣庣綉緇滃紑閿€錛岃€屼笖鍦?EJB 鍐呴儴閫氳繃涓烘暣涓笟鍔″姛鑳藉垱寤轟竴涓簨鍔＄幆澧冧篃鍙互澶уぇ鍦板噺灝戝鏁版嵁搴撶殑璁塊棶嬈℃暟銆?
EJB 鏈湴鎺ュ彛錛堜粠 EJB 2.0 瑙勮寖寮€濮嬩嬌鐢級(jí)涓哄叡瀛樼殑 EJB 鎻愪緵浜?jiǎn)鎬ц兘浼樺寲鏂規(guī)硶銆傛湰鍦版帴鍙ｅ繀欏昏鎮(zhèn)ㄧ殑搴旂敤紼嬪簭鏄懼紡鍦拌繘琛岃闂紝榪欓渶瑕佷唬鐮佺殑鏀瑰彉鍜岄槻姝互鍚庨厤緗?EJB 鏃墮渶瑕佸簲鐢ㄧ▼搴忕殑鏀瑰彉銆傜敱浜庝細(xì)璇?Facades 鍜屽畠鍖呭惈鐨勬暣涓?EJB 瀵逛簬褰兼鏉ヨ閮藉簲璇ユ槸鏈湴鐨勶紝鎴戜滑寤鴻瀵逛細(xì)璇?Facades 鍚庨潰鐨勫疄浣?bean 浣跨敤鏈湴鎺ュ彛銆傜劧鑰岋紝浼?xì)璇?Facades 鏈韓鐨勫疄鐜幫紙鍏稿瀷渚嬪瓙濡傛棤鐘舵€佷細(xì)璇?bean錛夊簲璇ヨ璁′負(fù)榪滅▼鎺ュ彛銆?
涓轟簡(jiǎn)鎬ц兘鐨勪紭鍖栵紝鍙互灝嗕竴涓湰鍦版帴鍙ｆ坊鍔犲埌浼?xì)璇?Facades銆傝繖鏍峰仛鍒╃敤浜?jiǎn)杩欐牱涓€涓簨瀹烇細(xì)鍦ㄥぇ澶氭暟鎯呭喌涓嬶紙鑷沖皯鍦?Web 搴旂敤紼嬪簭涓級(jí)錛屾?zhèn)ㄧ?EJB 瀹㈡埛绔拰 EJB 浼?xì)鍏卞悓瀛樺湪浜庡悓涓€涓?Java 铏氭嫙鏈猴紙JVM錛変腑銆傚彟澶栦竴縐嶆儏鍐碉紝濡傛灉浼?xì)璇?Facades 鍦ㄦ湰鍦拌璋冪敤錛屽彲浠ヤ嬌鐢?J2EE 搴旂敤鏈嶅姟鍣ㄩ厤緗紭鍖栵紙configuration optimizations錛夛紝渚嬪 WebSphere 涓殑"No Local Copies"銆傜劧鑰岋紝鎮(zhèn)ㄥ繀欏繪敞鎰忓埌榪欎簺鍙緵閫夋嫨鐨勬柟妗堜細(xì)灝嗕氦浜掓柟娉曚粠鎸夊€間紶閫掞紙pass-by-value錛夋敼鍙樹(shù)負(fù)鎸夊紩鐢ㄤ紶閫掞紙pass-by-reference錛夈€傝繖鍙兘浼?xì)鍦ㄦ?zhèn)ㄧ殑浠ｇ爜涓駭鐢熷緢寰鐨勯敊璇€傚綋鎮(zhèn)ㄨ鍒╃敤榪欎簺鏂規(guī)鏃訛紝鎮(zhèn)ㄥ簲璇ュ湪涓€寮€濮嬪氨鑰冭檻鍏跺彲琛屾€с€偮?br />
濡傛灉鍦ㄦ?zhèn)ㄧ殑浼?xì)璇?Facades 涓嬌鐢ㄨ繙紼嬫帴鍙ｏ紙鑰屼笉鏄湰鍦版帴鍙ｏ級(jí)錛屾?zhèn)ㄤ篃鍙互灏嗗悓鏍风殑浼?xì)璇?Facades 鍦?J2EE 1.4 涓互鍏煎鐨勬柟寮忎綔涓?Web 鏈嶅姟鏉ラ厤緗€傝繖鏄洜涓?JSR 109錛圝2EE 1.4 涓殑 Web 鏈嶅姟閮ㄧ講閮ㄥ垎錛夎姹備嬌鐢ㄦ棤鐘舵€佷細(xì)璇?bean 鐨勮繙紼嬫帴鍙ｄ綔涓?EJB Web 鏈嶅姟鍜?EJB 瀹炵幇鐨勬帴鍙ｃ€傝繖鏍峰仛鏄€煎緱鐨勶紝鍥犱負(fù)榪欐牱鍋氬彲浠ヤ負(fù)鎮(zhèn)ㄧ殑涓氬姟閫昏緫澧炲姞瀹㈡埛绔被鍨嬬殑鏁伴噺銆?
7. 浣跨敤鏃犵姸鎬佷細(xì)璇?bean錛岃€屼笉鏄湁鐘舵€佷細(xì)璇?bean
榪欐牱鍋氬彲浠ヤ嬌鎮(zhèn)ㄧ殑緋葷粺緇忓緱璧烽敊璇殑緇堟銆備嬌鐢?HttpSession 瀛樺偍鍜岀敤鎴風(fēng)浉鍏崇殑鐘舵€併€?
浠ユ垜浠殑瑙傜偣鐪嬫潵錛屾湁鐘舵€佷細(xì)璇?bean 鐨勬蹇靛凡緇忚繃鏃朵簡(jiǎn)銆傚鏋滄?zhèn)ㄤ粩缁嗗鍏惰€冭檻涓€涓嬶紝涓€涓湁鐘舵€佷細(xì)璇?bean 瀹為檯涓婁笌涓€涓?CORBA 瀵硅薄鍦ㄤ綋緋葷粨鏋勪笂鏄畬鍏ㄧ浉鍚岀殑錛屾棤闈炲氨鏄竴涓璞″疄渚嬶紝緇戝畾鍒頒竴涓湇鍔″櫒錛屽茍涓斾緷璧栦簬鏈嶅姟鍣ㄦ潵綆＄悊鍏剁敓鍛藉懆鏈熴€傚鏋滄湇鍔″櫒鍏抽棴浜?jiǎn)锛寴q欑瀵硅薄涔熷氨涓嶅瓨鍦紝閭ｄ箞榪欎釜 bean 鐨勫鎴風(fēng)鐨勪俊鎭篃灝變笉瀛樺湪銆?
J2EE 搴旂敤鏈嶅姟鍣ㄤ負(fù)鏈夌姸鎬佷細(xì)璇?bean 鎻愪緵鐨勬晠闅滆漿縐伙紙failover錛夎兘澶熻В鍐充竴浜涢棶棰橈紝浣嗘槸鏈夌姸鎬佺殑瑙ｅ喅鏂規(guī)娌℃湁鏃犵姸鎬佺殑瑙ｅ喅鏂規(guī)鏄撲簬鎵╁睍銆備緥濡傦紝鍦?WebSphere Application Server 涓紝瀵規(guī)棤鐘舵€佷細(xì)璇?bean 鐨勮姹傦紝鏄€氳繃瀵歸儴緗叉棤鐘舵€佷細(xì)璇濈殑鎴愬憳闆嗙兢榪涜騫寵 鍔犺澆鏉ュ疄鐜般€傜浉鍙嶅湴錛孞2EE 搴旂敤鏈嶅姟鍣ㄤ笉鑳藉鏈夌姸鎬?bean 鐨勮姹傝繘琛屽鉤琛″姞杞姐€傝繖鎰忓懗鐫€鎮(zhèn)ㄧ殑闆嗙兢涓殑鏈嶅姟鍣ㄧ殑鍔犺澆榪囩▼浼?xì)鏄笉鍧囪 鐨勩€傛澶栵紝浣跨敤鏈夌姸鎬佷細(xì)璇?bean 灝嗕細(xì)鍐嶆坊鍔犱竴浜涚姸鎬佸埌鎮(zhèn)ㄧ殑搴旂敤鏈嶅姟鍣ㄤ笂錛岃繖涔熸槸涓嶅ソ鐨勫仛娉曘€傝繖鏍峰氨澧炲姞浜?jiǎn)绯痪l熺殑澶嶆潅鎬э紝騫朵笖鍦ㄥ嚭鐜版晠闅滅殑鎯呭喌涓嬩嬌闂鍙樺緱澶嶆潅鍖栥€傚垱寤哄仴澹殑鍒嗗竷寮忕郴緇熺殑涓€涓叧閿師鍒欐槸灝介噺浣跨敤鏃犵姸鎬佽涓恒€?
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HttpSessions 瀵逛簬瀛樺偍搴旂敤紼嬪簭鐘舵€佷俊鎭槸闈炲父鏈夌敤鐨勩€傚叾 API 鏄撲簬浣跨敤鍜岀悊瑙ｃ€傞仐鎲劇殑鏄紝寮€鍙戜漢鍛樺父甯擱仐蹇樹(shù)簡(jiǎn) HttpSession 鐨勭洰鐨?---鐢ㄦ潵淇濇寔鏆傛椂鐨勭敤鎴風(fēng)姸鎬併€傚畠涓嶆槸浠繪剰鐨勬暟鎹紦瀛樸€傛垜浠凡緇忚鍒拌繃澶鐨勭郴緇熶負(fù)姣忎釜鐢ㄦ埛鐨勪細(xì)璇濇斁鍏ヤ簡(jiǎn)澶ч噺鐨勬暟鎹紙杈懼埌鍏嗗瓧鑺傦級(jí)銆傞偅濂戒簡(jiǎn)錛屽鏋滃悓鏃舵湁 1000 涓櫥褰曠郴緇熺殑鐢ㄦ埛錛屾瘡涓敤鎴鋒嫢鏈?1MB 鐨勪細(xì)璇濇暟鎹紝閭ｄ箞灝遍渶瑕?1G 鎴栬€呮洿澶氱殑鍐呭瓨鐢ㄤ簬榪欎簺浼?xì)璇濄€傝浣胯繖浜?HTTP 浼?xì)璇濇暟鎹緝灏忎竴浜涳紝涓嶇劧鐨勮瘽錛屾?zhèn)ㄧ殑搴旂敤绋嬪簭鐨勬€ц兘灝嗕細(xì)涓嬮檷銆備竴涓ぇ綰︽瘮杈冨悎閫傜殑鏁版嵁閲忓簲璇ユ槸姣忎釜鐢ㄦ埛鐨勪細(xì)璇濇暟鎹湪 2K-4K 涔嬮棿錛岃繖涓嶆槸涓€涓‖鎬х殑瑙勫垯錛?K 浠嶇劧娌℃湁闂錛屼絾鏄樉鐒朵細(xì)姣?2K 鏃剁殑閫熷害瑕佹參銆備竴瀹氳娉ㄦ剰錛屼笉瑕佷嬌 HttpSession 鍙樻垚鏁版嵁鍫嗙Н鐨勫満鎵€銆偮?br />
涓€涓父瑙佺殑闂鏄嬌鐢?HttpSession 緙撳瓨?shù)竴浜涘緢瀹規(guī)槗鍐嶅垱寤虹殑淇℃伅錛屽鏋滄湁蹇呰鐨勮瘽銆傜敱浜庝細(xì)璇濇槸鎸佷箙鎬х殑錛岃繘琛屼笉蹇呰鐨勫簭鍒楀寲浠ュ強(qiáng)鍐欏叆鏁版嵁鏄竴縐嶅緢濂緢鐨勫喅瀹氥€傜浉鍙嶅湴錛屽簲璇ヤ嬌鐢ㄥ唴瀛樹(shù)腑鐨勫搱甯岃〃鏉ョ紦瀛樻暟鎹紝騫朵笖鍦ㄤ細(xì)璇濅腑淇濆瓨?shù)竴涓姝ゆ暟鎹繘琛屽紩鐢ㄧ殑鍏抽敭瀛椼€傝繖鏍鳳紝濡傛灉涓嶈兘鎴愬姛鐧誨綍鍒板彟澶栫殑搴旂敤鏈嶅姟鍣ㄧ殑璇濓紝灝卞彲浠ラ噸鏂板垱寤烘暟鎹€?
褰撹皥鍙?qiáng)浼?xì)璇濇寔涔呮€ф椂錛屼笉瑕佸繕璁拌鍚敤榪欓」鍔熻兘銆傚鏋滄?zhèn)ㄦ病鏈夊惎鐢ㄤ細(xì)璇濇寔涔呮€э紝鎴栬€呮湇鍔″櫒鍥犱負(fù)鏌愮鍘熷洜鍋滄浜?jiǎn)锛堟湇鍔″櫒鏁呴殰鎴栨甯哥殑缁存姢锛?jí)錛屽垯鎵€鏈夋搴旂敤鏈嶅姟鐨勫綋鍓嶇敤鎴風(fēng)殑浼?xì)璇潪畣浼?xì)涓㈠け銆傝繖鏄歡浠や漢闈炲父涓嶉珮鍏寸殑浜嬫儏銆傜敤鎴蜂笉寰椾笉閲嶆柊鐧誨綍錛屽茍涓旈噸鏂板仛涓€浜涗粬浠浘緇忓凡緇忓仛榪囩殑浜嬫儏銆傜浉鍙嶅湴錛屽鏋滃惎鐢ㄤ簡(jiǎn)浼?xì)璇濇寔涔呮€э紝W(xué)ebSphere 浼?xì)鑷姩灏嗙敤鎴峰Q堜互鍙?qiáng)浠栦滑鐨勪細(xì)璇濆Q夌Щ鍒板彟澶栦竴涓簲鐢ㄦ湇鍔″櫒涓婂幓銆傜敤鎴風(fēng)敋鑷充笉鐭ラ亾浼?xì)鏈墭q欑浜嬫儏鐨勫彂鐢熴€傛垜浠浘緇忚鍒拌繃涓€浜涗駭鍝佺郴緇熷洜涓哄瓨鍦ㄤ簬鏈湴浠ｇ爜涓護(hù)浜洪毦浠ュ繊鍙楃殑 bug錛堜笉鏄?IBM 鐨勪唬鐮侊紒錛夎€岀獊鐒跺穿婧冪殑鎯呭喌錛岃繖榪欑鎯呭喌涓嬶紝涓婅堪鍔熻兘浠嶇劧鍙互榪愯鑹ソ銆偮?br />
11. 鍦?WebSphere 涓紝浣跨敤鍔ㄦ€佺紦瀛橈紝騫朵嬌鐢?WebSphere servlet 緙撳瓨鏈哄埗銆?/strong>聽(tīng)
閫氳繃浣跨敤榪欎簺鍔熻兘錛岀郴緇熸€ц兘鍙互寰楀埌寰堝ぇ鐨勬彁楂橈紝鑰屽紑閿€鏄緢灝忕殑銆傚茍涓斾笉褰卞搷緙栫▼妯″瀷銆?
閫氳繃緙撳瓨鏉ユ彁楂樻€ц兘鐨勫ソ澶勬槸浼楁墍鍛ㄧ煡鐨勪簨鎯呫€傞仐鎲劇殑鏄紝褰撳墠鐨?J2EE 瑙勮寖娌℃湁鍖呮嫭涓€縐嶇敤浜?servlet/JSP 緙撳瓨鐨勬満鍒躲€傜劧鑰岋紝W(xué)ebSphere 鎻愪緵浜?jiǎn)瀵箼宓闈互鍙?qiáng)鐗囨柇緙撳瓨鐨勬敮鎸侊紝榪欑鏀寔鏄€氳繃鍏跺姩鎬佺紦瀛樺姛鑳芥潵瀹炵幇鐨勶紝騫朵笖涓嶉渶瑕佸搴旂敤紼嬪簭浣滃嚭浠諱綍鏀瑰彉銆傚叾緙撳瓨鐨勭瓥鐣ユ槸澹版槑鎬х殑錛岃€屼笖鍏墮厤緗槸閫氳繃 XML 閰嶇疆鎻忚堪絎︽潵瀹炵幇鐨勩€傚洜姝わ紝鎮(zhèn)ㄧ殑搴旂敤紼嬪簭涓嶄細(xì)鍙楀埌褰卞搷錛屽茍淇濇寔涓?J2EE 瑙勮寖鐨勫吋瀹規(guī)€у拰縐繪鎬э紝鍚屾椂榪樹(shù)粠 WebSphere 鐨?servlet 鍙?JSP 鐨勭紦瀛樻満鍒朵腑寰楀埌鎬ц兘鐨勪紭鍖栥€?
浠?servet 鍙?JSP 鐨勫姩鎬佺紦瀛樻満鍒跺緱鍒扮殑鎬ц兘鐨勬彁楂樻槸鏄捐€屾槗瑙佺殑錛岃繖鍙栧喅浜庡簲鐢ㄧ▼搴忕殑鐗規(guī)€с€侰ox 鍜?Martin [Cox] 鎸囧嚭瀵逛竴涓幇鏈夌殑 RDF錛堣祫婧愭弿榪版牸寮忥級(jí)绔欑偣鎽樿 (RSS)servlet錛屽綋浣跨敤鍔ㄦ€佺紦瀛樻椂錛屽叾鎬ц兘鍙互鎻愰珮 10%銆傝娉ㄦ剰榪欎釜瀹為獙鍙秹鍙?qiáng)鍒颁竴涓畝鍗曠殑 servlet錛岃繖涓€ц兘鐨勫闀塊噺鍙兘騫朵笉鑳藉弽鏄犱竴涓鏉傜殑搴旂敤紼嬪簭銆?
涓轟簡(jiǎn)鏇村鍦版彁楂樻€ц兘錛屽皢 WebSphere servlet/JSP 緇撴灉緙撳瓨?shù)?WebSphere 鎻掍歡 ESI Fragment 澶勭悊鍣ㄣ€両BM HTTP Server Fast Response Cache Accelerator (FRCA) 鍜?Edge Server 緙撳瓨鍔熻兘闆嗘垚鍦ㄤ竴璧楓€傚浜庣箒閲嶇殑鍩轟簬璇誨彇鐨勫伐浣滆礋鑽鳳紝閫氳繃浣跨敤榪欎簺鍔熻兘鍙互寰楀埌璁稿棰濆鐨勫ソ澶勩€?
12. 涓轟簡(jiǎn)鎻愰珮紼嬪簭鍛樼殑宸ヤ綔鏁堢巼錛屽皢 CMP 瀹炰綋 bean 浣滀負(fù) O/R 鏄犲皠鐨勯閫夎В鍐蟲(chóng)柟妗?
閫氳繃 WebSphere 妗嗘灦錛坮eadahead銆佺紦瀛樸€侀殧紱葷駭鍒瓑錛変紭鍖栨€ц兘銆傚鏋滃彲鑳斤紝鏈夐€夋嫨鐨勫簲鐢ㄤ竴浜涙ā寮忔潵杈懼埌鎻愰珮鎬ц兘鐨勭洰鐨勶紝渚嬪 Fast-Lane 闃呰鍣?[Marinescu]銆?
瀵硅薄/鍏崇郴錛圤/R錛夋槧灝勬槸浣跨敤 Java 鍒涘緩浼佷笟綰х殑搴旂敤紼嬪簭鐨勫熀紜€銆傚嚑涔庢瘡涓?J2EE 搴旂敤紼嬪簭閮介渶瑕佷竴浜涚被鍨嬬殑 O/R 鏄犲皠銆侸2EE 鍘傚晢鎻愪緵涓€縐?O/R 鏄犲皠鏈哄埗錛岃繖縐嶆満鍒跺湪涓嶅悓鐨勫巶鍟嗛棿鏄彲縐繪鐨勶紝楂樻晥鐨勶紝騫朵笖鑳藉琚竴浜涙爣鍑嗗強(qiáng)宸ュ叿寰堝ソ鍦版敮鎸併€傝繖灝辨槸 EJB 瑙勮寖涓殑 CMP錛堝鍣ㄧ鐞嗙殑鎸佷箙鎬э級(jí)閮ㄥ垎銆?
鏃╂湡鐨?CMP 瀹炵幇浠ヨ〃鐜頒笉浣?jīng)_強(qiáng)涓嶆敮鎸佽澶?SQL 緇撴瀯鑰岃憲縐般€傜劧鑰岋紝闅忕潃 EJB 2.0 鍙?2.1 瑙勮寖鐨勫嚭鐜幫紝浠ュ強(qiáng)琚竴浜涘巶鍟嗘墍閲囩撼錛屽茍涓旈殢鐫€鍍?IBM WebSphere Studio Application Developer 鐨勫嚭鐜幫紝榪欎簺闂宸茬粡涓嶅啀鏄棶棰樹(shù)簡(jiǎn)銆?
CMP EJB 緇勪歡鐜板湪宸茬粡琚箍娉涘湴搴旂敤浜庤澶氶珮鎬ц兘鐨勫簲鐢ㄧ▼搴忎腑銆俉ebSphere 鍖呮嫭涓€浜涗紭鍖栧姛鑳戒互鎻愰珮 EJB 緇勪歡鐨勬€ц兘錛屼紭鍖栧姛鑳藉寘鎷細(xì)瀵圭敓鍛藉懆鏈熺殑緙撳瓨鍜?read-ahead 鑳藉姏銆傝繖涓よ€呬紭鍖栧姛鑳介兘鏄厤緗椂鐨勯€夐」錛屽茍涓斾笉闇€瑕佸搴旂敤紼嬪簭榪涜淇敼鎴栬€呭獎(jiǎng)鍝嶅彲縐繪鎬с€?
澶勪簬緙撳瓨鐘舵€佺殑鐢熷懡鍛ㄦ湡緙撳瓨 CMP 鐘舵€佹暟鎹茍鎻愪緵鍩轟簬鏃墮棿鐨勬棤鏁堟€с€備粠澶勪簬緙撳瓨鐘舵€佺殑鐢熷懡鍛ㄦ湡寰楀埌鐨勬€ц兘鎻愰珮鍙互杈懼埌閫夐」 A 鐨勭紦瀛樻€ц兘錛屽茍涓斾粛鐒跺彲浠ヤ負(fù)鎮(zhèn)ㄧ殑搴旂敤紼嬪簭鎻愪緵鍙幾灞曟€с€俁ead-ahead 鑳藉姏鍜屽鍣ㄧ鐞嗙殑鍏崇郴緇撳悎浣跨敤銆傝繖涓壒鎬ч€氳繃鍦ㄧ浉鍚岀殑鏌ヨ涓殢鎰忓湴媯€(gè)绱㈢浉鍏崇殑鏁版嵁浣滀負(fù)鐖舵暟鎹€屽噺灝戜笌鏁版嵁搴撶殑浜や簰銆傚鏋滅浉鍏崇殑鏁版嵁瑕侀€氳繃浣跨敤騫跺彂鐨勬煡璇㈡潵璁塊棶鐨勮瘽錛岃繖縐嶆柟娉曞彲浠ュ緱鍒版€ц兘鐨勬敼榪涖€俒Gunther]鎻愪緵浜?jiǎn)璇l嗙殑鎻忚堪浠ュ強(qiáng)閫氳繃榪欎簺鐗規(guī)€у緱鍒扮殑鎬ц兘鎻愰珮鐨勭粏鑺傘€?
姝ゅ錛屼負(fù)浜?jiǎn)瀹屽叏浼樺寲鎮(zhèn)ㄧ?EJB 緇勪歡錛屽綋鎸囧畾闅旂綰у埆鏃惰鐗瑰埆娉ㄦ剰銆傚敖鍙兘浣跨敤鏈€浣庣殑闅旂綰у埆錛屽茍涓斾粛鐒朵繚鎸佹?zhèn)ㄧ殑鏁版嵁鐨勫畬鏁存€с€傝緝浣庣殑闅旂綰у埆鍙互鎻愪緵鏈€浣崇殑鎬ц兘錛屽茍涓斿彲浠ラ檷浣庡嚭鐜版暟鎹簱姝婚攣鐨勫嵄闄┿€?
榪欐槸鐩墠鏈€鏈変簤璁殑鏈€浣?jīng)_疄璺點(diǎn)€傚凡緇忔湁澶ч噺鐨勬枃绔犺禐鎵?CMP EJB錛屽悓鏍風(fēng)殑璐枼澹頒篃涓嶇粷浜庤€熾€傜劧鑰岋紝榪欓噷鏈€鍩烘湰鐨勯棶棰樻槸鏁版嵁搴撳紑鍙戞槸鍥伴毦鐨勩€傚綋鎮(zhèn)ㄥ紑濮嬩嬌鐢ㄤ換浣曟寔涔呮€цВ鍐蟲(chóng)柟妗堜箣鍓嶏紝鎮(zhèn)ㄩ渶瑕佹帉鎻℃煡璇互鍙?qiáng)鏁版嵁搴撻攣瀹氬浣曞伐浣湗q欎簺鍩虹鐭ヨ瘑銆傚鏋滄?zhèn)ㄩ€夋嫨浣跨敤 CMP EJB錛屾?zhèn)ㄨ纭繚鎮(zhèn)ㄥ凡缁忛€氳繃涓€浜涗功綾嶏紙渚嬪 [Brown] 鍜?[Barcia]錛夌煡閬撳浣曚嬌鐢ㄥ畠浠€傚湪閿佸畾鍙?qiáng)浜夌敤鏂归潰鏈変竴浜涘井濡欑殑浜や簰闅句互鐞嗚В錛屼絾鏄紝鍦ㄦ?zhèn)ㄨ€楄垂涓€瀹氱殑鏃墮棿鍙?qiáng)鍔姏鍚庝細(xì)灏嗗叾鎺屾彙鐨勩€?/p>
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