資源簡介
echarts jsp實時更新動態折線圖 echart以秒為單位的動態時間軸 每隔2秒就會到數據庫中以當前時間查詢數據;實時插入數據才會顯示折線圖,如果不插入數據是不會顯示折線圖

代碼片段和文件信息
package?com.jlrfid;
import?java.sql.Connection;
import?java.sql.DriverManager;
import?java.sql.SQLException;
public?class?TestConnectionDatabase?{
public?static?void?main(String[]?args)?throws?ClassNotFoundException?{
final?String?driver=“com.microsoft.sqlserver.jdbc.SQLServerDriver“;
final?String?url=“jdbc:sqlserver://localhost:1433;databasename=tagrecord“;
Class.forName(driver);
System.out.println(“Driver?is?OK“);//?輸出正常
try?{
Connection?conn?=?(Connection)?DriverManager.getConnection(url“sa“?“sa“);//?錯誤
System.out.println(“Connect?to?DBMS?is?OK!“);
conn.close();
}?catch?(SQLException?e)?{
e.printStackTrace();
}
}
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1482??2017-11-13?10:43??temperatureTagChart\.classpath
?????文件????????330??2017-11-09?16:52??temperatureTagChart\.myme
?????文件???????1762??2017-11-08?15:39??temperatureTagChart\.project
?????文件????????500??2017-11-08?15:33??temperatureTagChart\.settings\.jsdtscope
?????文件?????????80??2017-11-15?12:33??temperatureTagChart\.settings\com.genuitec.eclipse.core.prefs
?????文件?????????66??2017-11-08?17:30??temperatureTagChart\.settings\org.eclipse.core.resources.prefs
?????文件????????364??2017-11-08?15:33??temperatureTagChart\.settings\org.eclipse.jdt.core.prefs
?????文件????????495??2017-11-08?15:33??temperatureTagChart\.settings\org.eclipse.wst.common.component
?????文件????????252??2017-11-08?15:33??temperatureTagChart\.settings\org.eclipse.wst.common.project.facet.core.xm
?????文件?????????49??2017-11-08?15:33??temperatureTagChart\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件??????????6??2017-11-08?15:33??temperatureTagChart\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????文件???????1182??2017-11-21?11:56??temperatureTagChart\DB\queryData.sql
?????文件?????513536??2017-11-21?11:41??temperatureTagChart\DB\sc
?????文件????3145728??2017-11-14?18:07??temperatureTagChart\DB\tagrecord.mdf
?????文件????8306688??2017-11-14?18:07??temperatureTagChart\DB\tagrecord_log.ldf
?????文件???????1741??2017-11-08?14:46??temperatureTagChart\src\com\jlrfid\dao\ba
?????文件???????1733??2017-11-21?13:35??temperatureTagChart\src\com\jlrfid\dao\impl\TagRecordDaoImpl.java
?????文件????????279??2017-11-10?16:34??temperatureTagChart\src\com\jlrfid\dao\TagRecordDao.java
?????文件????????781??2017-11-08?14:27??temperatureTagChart\src\com\jlrfid\entity\TagRecord.java
?????文件????????918??2017-11-08?17:37??temperatureTagChart\src\com\jlrfid\filter\EncodingFilter.java
?????文件????????525??2017-11-10?16:34??temperatureTagChart\src\com\jlrfid\service\impl\TagRecordServiceImpl.java
?????文件????????287??2017-11-10?16:33??temperatureTagChart\src\com\jlrfid\service\TagRecordService.java
?????文件???????2021??2017-11-21?11:47??temperatureTagChart\src\com\jlrfid\servlet\DoQueryData.java
?????文件????????689??2017-11-18?11:59??temperatureTagChart\src\com\jlrfid\TestConnectionDataba
?????文件?????409231??2017-11-08?15:38??temperatureTagChart\WebRoot\echarts\echarts.common.min.js
?????文件???????3205??2017-11-21?13:40??temperatureTagChart\WebRoot\index.jsp
?????文件???????3058??2017-11-08?15:44??temperatureTagChart\WebRoot\js\chart.js
?????文件??????93637??2017-11-08?15:35??temperatureTagChart\WebRoot\js\jquery-1.8.3.min.js
?????文件???????4306??2017-11-21?11:47??temperatureTagChart\WebRoot\js\tagread.js
?????文件?????????36??2017-11-08?15:33??temperatureTagChart\WebRoot\me
............此處省略56個文件信息
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