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POInsert table values from a SQL database to an ArrayList
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  1. POInsert table values from a SQL database to an ArrayList
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    copied!<p>I'm trying to insert some values from my database into an ArrayList. I guess there is some problem with the method showMeeting(). Hopefully you guys can understand some of the message get from the console.</p> <pre><code>public ArrayList&lt;String&gt; showMeeting() { ArrayList&lt;String&gt; output = new ArrayList&lt;String&gt;(); try { Class.forName(driverName).newInstance(); con = DriverManager.getConnection(url + dbName, userName, password); try { Statement st = con.createStatement(); String meetID = "SELECT meetID FROM Meeting"; ResultSet rs = st.executeQuery(meetID); while(rs.next()){ output.add(rs.toString()); } } catch (SQLException s) { System.out.println("Wrong sql-query"); } con.close(); } catch (Exception e) { e.printStackTrace(); } return output; } public static void main(String[] args) { InteractWithDatabase2 test = new InteractWithDatabase2(); ArrayList&lt;String&gt; meetID = test.showMeeting(); String meetings = ""; for (int i = 0; i &lt;meetID.size(); i++) { meetings += meetID.get(i) + "\n"; } System.out.println(meetings); } </code></pre> <p>When I'm trying to run this in Eclipse, i get this message:</p> <blockquote> <p>java.lang.ClassNotFoundException: com.mysql.jdbc.Driver at java.net.URLClassLoader$1.run(URLClassLoader.java:202) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:307) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:248) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:169) at no.ntnu.fp.model.InteractWithDatabase2.visMoter(InteractWithDatabase2.java:107) at no.ntnu.fp.model.InteractWithDatabase2.main(InteractWithDatabase2.java:127)</p> </blockquote>
 

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