鍙渶瑕佸湪jsp欏甸潰鐨勬渶鍚庡姞涓婁袱鏉¤鍙? out.clear();out=pageContext.pushBody();鍗沖彲(鍏朵腑out,pageContext鍧囦負jsp鍐呯疆瀵硅薄!)
2.鏌辯姸鍥懼湪鏄劇ず妯醬鏃跺悕縐頒笉鑳藉叏閮ㄦ樉紺鴻В鍐蟲柟妗堬紙璁╁潗鏍囧炬枩30搴︼級錛?/p>
CategoryAxis domainAxis = plot.getDomainAxis();
domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI/6.0));
plot.setDomainAxis(domainAxis);
3.JFreeChart灝嗘煴鍥句腑鐨刌杞存暟瀛楁樉紺轟負鏁存暟
NumberAxis numberaxis = (NumberAxis)plot.getRangeAxis();
numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
4.JSP鐨勪細璇濊窡韙妧鏈?nbsp;
1. Cookie錛氭湇鍔″櫒鍦ㄤ竴涓簲絳旈閮ㄤ紶閫掔粰嫻忚鍣ㄧ殑鍚嶇О/鍊煎銆傛祻瑙堝櫒淇濆瓨鐨勬椂闂寸敱cookie鐨勮繃鏈熸椂闂村睘鎬ф潵鎸囧畾銆傚綋嫻忚鍣ㄥ悜鏌愪釜鏈嶅姟鍣ㄥ彂閫佷竴涓姹傛椂錛屽畠浼氭鏌ュ叾淇濆瓨鐨刢ookie錛屽茍鍦ㄨ姹傞閮ㄤ腑鍖呭惈浠庡悓涓鍙版湇鍔″櫒涓婃帴鏀跺埌鐨勬墍鏈塩ookie銆?nbsp;
2.Session tracking:鍦ㄦ祻瑙堝櫒鍜屾湇鍔″櫒涔嬮棿涓嶇洿鎺ヤ紶閫佹墍鏈夌殑鐘舵佷俊鎭紝鑰屽彧鏄紶閫掕〃紺虹錛坰ession ID錛夈傛祻瑙堝櫒鍙戦乻essionID,鏈嶅姟鍣ㄨ窡韙笌璇ヤ細璇濈浉鍏寵仈鐨勬墍鏈変俊鎭備紶閫抯essionID鍙互閫氳繃cookie鍜孶RL澶嶅啓鎶鏈紝澶ч儴鍒嗗鍣ㄩ兘鏀寔榪欎袱縐嶆妧鏈傛湇鍔″櫒鏃犳硶鍒嗚鯨鐢ㄦ埛鏄惁鍏抽棴浜嗘祻瑙堝櫒錛屽洜姝ゅ叧闂祻瑙堝櫒鎰忓懗鐫涓庡厛鍓嶇殑浼氳瘽鍏寵仈鐨勬墍鏈変細璇濇暟鎹兘淇濈暀鍦ㄦ湇鍔″櫒涓婏紝鐩村埌浼氳瘽瓚呮椂錛屾湇鍔″櫒閿姣佷細璇濆鍍忋?amp;reg;璺熻釜鍚屼竴浼氳瘽涓殑璇鋒眰鐨勪細璇滻D鍙互鏈夊縐嶆柟娉曪紝涓昏鏈塩ookie鍜寀rl澶嶅啓銆?br />
3.URL澶嶅啓錛氭妸浼氳瘽ID緙栫爜鍦║RL涓?nbsp; 渚嬶細counter.jjsp;jsessionnid=be8d697876787876befdbde898789098980榪欐牱錛屽嵆浣挎祻瑙堝櫒涓嶆敮鎸乧ookie錛屼篃鑳藉瀹炵幇浼氳瘽璺熻釜銆傚浜嶶RL澶嶅啓錛屾湇鍔″櫒浠庤姹傜殑URI涓彁鍙栧嚭浼氳瘽ID錛屽茍鎶婅璇鋒眰涓庣浉搴旂殑浼氳瘽鍏寵仈璧鋒潵錛岀劧鍚庡湪璁塊棶浼氳瘽鏁版嵁鐨勬椂鍊欙紝JSP欏甸潰鎵榪涜鐨勫鐞嗘柟寮忓氨鍜屼嬌鐢╟ookie璺熻釜浼氳瘽id鏃舵墍浣跨敤鐨勬柟寮忓畬鍏ㄧ浉鍚屻傛墍浠esssion鐨勫疄鐜拌渚濋潬cookie鎴朥RL澶嶅啓鎶鏈傚鏋滄兂涓轟笉鏀寔cookie鐨勬祻瑙堝櫒鎻愪緵浼氳瘽璺熻釜錛屽氨蹇呴』浣跨敤<c:url>琛屼負瀵瑰簲鐢ㄧ▼搴忎腑鐨勬墍鏈塙RL榪涜澶嶅啓銆傝繖鎰忓懗鐫搴旂敤紼嬪簭涓殑鎵鏈夐〉闈紙鑷沖皯鏄偅浜涘甫鏈夊鍏朵粬欏甸潰寮曠敤鐨勯〉闈級閮藉繀欏繪槸JSP欏甸潰錛岃繖鏍烽〉闈㈠紩鐢ㄦ墠鑳戒互鍔ㄦ佹柟寮忚繘琛岀紪鐮侊紝濡傛灉閬楁紡浜嗕竴涓猽r錛岄偅涔堟湇鍔″氨浼氬け鍘誨浼氳瘽鐨勮窡韙?br />
4.闅愯棌琛ㄥ崟鍩燂細闅愯棌琛ㄥ崟鍩熸槸灝嗕細璇滻D娣誨姞鍒癏TML鐨勯殣钘忚〃鍗曚腑(綾誨瀷涓篽idden鐨刬nput)銆傞噸瀹氬悜鍜岃漿鍙戝彲浠ヤ嬌鐢ㄤ袱縐嶆柟娉曟潵璋冪敤鍙︿竴涓〉闈紝閲嶅畾鍚戝拰杞彂銆俰) 杞彂錛?lt;jsp:forward page=”userInfo.jsp”/>杞彂,JSP瀹瑰櫒灝嗕嬌鐢ㄤ竴涓唴閮ㄦ柟娉曟潵璋冪敤鐩爣欏甸潰錛屾柊鐨勯〉闈㈢戶緇鐞嗗悓涓涓姹傦紝鑰屾祻瑙堝櫒涓嶄細鐭ラ亾榪欎釜榪囩▼娑夊強鍒頒簡澶氫釜欏甸潰銆傛祻瑙堝櫒URL浼氫繚鎸佷笉鍙樸俰i) 閲嶅畾鍚?<c:redirect url=”userInfo.jsp”/>閲嶅畾鍚戜笌杞彂涓嶅悓錛岄噸瀹氬悜鏃訛紝絎竴涓〉闈細閫氱煡嫻忚鍣ㄥ彂閫佷竴涓柊鐨勭洰鏍囬〉闈㈢殑璇鋒眰銆傛祻瑙堝櫒鎵鏄劇ず鐨刄RL浼氬彉鎴愭柊欏甸潰鐨刄RL銆傞噸瀹氬悜鐨勯熷害姣旇漿鍙戣鎱紝鍥犱負嫻忚鍣ㄥ緱鍙戝嚭涓涓柊鐨勮姹傘傚悓鏃訛紝鐢變簬閲嶅畾鍚戜駭鐢熶簡涓涓柊鐨勮姹傦紝鎵浠ョ粡榪囦竴嬈￠噸瀹氬悜涔嬪悗璇鋒眰浣滅敤鍩熷唴鐨勫璞″皢鏃犳硶鍐嶄嬌鐢ㄤ簡銆?/p>
5.JFreeChart鏌辯姸鍥炬暟瀛楁樉紺哄湪鏌卞瓙涓婃柟錛?/p>
renderer.setItemLabelGenerator(new StandardCategoryItemLabelGenerator());
renderer.setItemLabelsVisible(true);
// 榛樿鐨勬暟瀛楁樉紺哄湪鏌卞瓙涓紝閫氳繃濡備笅涓ゅ彞鍙皟鏁存暟瀛楃殑鏄劇ず
renderer.setPositiveItemLabelPosition(new ItemLabelPosition(
ItemLabelAnchor.OUTSIDE12,TextAnchor.BASELINE_LEFT));
URL url = ServiceFactory.class.getResource("/config/log4j.properties");
Properties properties = new Properties();
try {
properties.load(new InputStreamReader(url.openStream()));
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
PropertyConfigurator.configure(properties);
2 綆鍗曟暟鎹簱榪炴帴姹犱嬌鐢細
1.鍔犲叆瑕佺敤鍒扮殑鏁版嵁搴撳寘錛歮ysql-connector-java-3.1.13-bin.jar
2.鍔犲叆proxool-cglib.jar,proxool-0.9.1.jar鍜宑ommong-logging-1.1.jar
3.鍔犲叆濡備笅浠ｇ爜錛?/p>
PropertyConfigurator.configure("src/Proxool.properties");錛堝彧鍦ㄥ姞杞芥椂浣跨敤涓嬈★級
Connection connection = DriverManager.getConnection("proxool.proxool-sipity");錛堣幏寰楄繛鎺ワ級
3.IntelliJ涓嬈緅ava 緙栬瘧宸ュ叿錛堟墠鐭ラ亾錛?/p>
4.JAVA瀛楃涓茶漿鏃ユ湡鎴栨棩鏈熻漿瀛楃涓?br />
SimpleDateFormat sdf =銆銆 new SimpleDateFormat( " yyyy-MM-dd HH:mm:ss " );
銆
銆銆1.瀛楃涓茶漿鏃ユ湡
銆銆 2008-07-10 19:20:00 瑕佹妸瀹冭漿鎴愭棩鏈燂紝鍙互鐢?Date date = sdf.parse( " 2008-07-10 19:20:00 " );
銆銆2.鏃ユ湡杞瓧絎︿覆
銆銆 String str = sdf.format(new Date());瀛楃涓插唴瀹圭殑鏍煎紡綾諱技2008-07-10 19:20:00銆?/p>
SimpleDateFormat sdf = new SimpleDateFormat( " yyyy騫碝M鏈坉d鏃?" );
銆銆銆銆String str = sdf.format(new Date());
5浣跨敤JSP澶х害鏈変笅鍒椾笁縐嶈煩杞柟寮忥細
1. response.sendRedirect();
2. response.setHeader("Location","");
3. <jsp:forward page="" />
5.JfreeChart浣跨敤錛歨ttp://www.itpub.net/archiver/tid-628960.html