JavaѧϰԴ´úÂë
package com.huawei.globe;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
public class CrossConectionContextSheet
{
CrossCalition cc = new CrossCalition();
private final static String driver = "com.mysql.jdbc.Driver";
private final static String url = "jdbc:mysql://localhost:3306/test";
private final static String name = "root";
private final static String password = "123456";
static Connection conn = null;
Statement st = null;
ResultSet rs = null;
private void pack() throws Exception
{
String sql = "select * from globe_sdh_snc_tmp where cName=" + "'TAS'";
Class.forName(driver);
conn = DriverManager.getConnection(url, name, password);
st = conn.createStatement();
rs = st.executeQuery(sql);
ArrayList<CrossCalition> list = new ArrayList<CrossCalition>();
CrossCalition cross = null;
while (rs.next())
{
cross = new CrossCalition();
cross.setId(rs.getInt("id"));
cross.setCname(rs.getString("cName"));
cross.setCsquence(rs.getString("cSquence"));
cross.setCrossType(rs.getString("cross_type"));
cross.setSrcNe(rs.getString("src_ne"));
cross.setSrcSlot(rs.getString("src_slot"));
cross.setSrcPort(rs.getString("src_port"));
cross.setSnkNe(rs.getString("snk_ne"));
cross.setSnkSlot(rs.getString("snk_slot"));
cross.setSnkPort(rs.getString("snk_port"));
System.out.println(rs.getInt(1) + "\t" + rs.getString(2) + "\t"
+ rs.getString(3) + "\t" + rs.getString(4) + "\t"
+ rs.g
Ïà¹ØÎĵµ£º
Myeclipse±¨Could not create Java VM
»·¾³£º
Myeclipse6.0£¬tomcat6.0, 2GÄÚ´æ
½ñÌìһֱʹÓÃDEBUGģʽÆô¶¯tomcatÒ»Ö±ºÜÂý£¬ËùÒÔÏëʹÓÃRUNģʽÀ´Æô¶¯£¬µ«ÊÇÿ´ÎÆô¶¯¶¼±¨´í“could not create the java virtual machine”£¬ÌáʾÉèÖÃÄÚ´æ²»×㣬°Ù¶ÈÏ£¬¶¼ÒªÇóÐÞ¸Äeclipse.iniÅäÖÃÎļþ£¬µ«ÊÇÐÞ¸ÄÁ˲»ºÃÊ ......
ÎÄÕÂÀ´Ô´£ºhttp://www.blogjava.net/midea0978/archive/2008/01/17/175953.html
1¡¢Ê×Ïȵ½ÇëÏÂÔØ×îа汾µÄJava Service Wrapper£¬µãÎÒÏÂÔØ¡£
2¡¢×¼±¸ÈçÏÂÎļþ£¬¸´ÖƵ½testĿ¼£¬ÕâЩÎļþ¿ÉÒÔ´ÓÏÂÔØ°üÖÐÕÒµ½£º
wrapper.dll
wrapper.exe
wrapper.jar
3¡¢±àдwrapper.conf£¬Ò²·ÅÔÚͬһ¼¶Ä¿Â¼ÏÂÃæ£¬ÄÚÈÝÈçÏÂ
# Jav ......
¿´¿´ÏÂÃæ³ÌÐò½«Êä³öʲô½á¹û£º
/**
* ShowExtending
* ÑÝʾ¼Ì³ÐʱµÄÏÖÏó
*/
class SupCls {
static String s1 = "¸¸ÀàÀà±äÁ¿s1";
String s2 = "¸¸ÀàʵÀý±äÁ¿s2";
SupCls(){
System.out.println("¸¸À๹ÔìÆ÷±»·ÃÎÊ");
}
public static void f1(){
......
¸Õ¸ÕÔËÐÐjava HelloWorld.class£¬ÀÏÊÇ˵£º
Exception in thread "main" java.lang.NoClassDefFoundError: HelloWorld/class
Caused by: java.lang.ClassNotFoundException: HelloWorld.class
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
  ......
Óï·¨£º
for ( type ±äÁ¿Ãû£º¼¯ºÏ±äÁ¿Ãû ) { … }
×¢ÒâÊÂÏ
µü´ú±äÁ¿±ØÐëÔÚ( )Öж¨Ò壡
¼¯ºÏ±äÁ¿¿ÉÒÔÊÇÊý×é»òʵÏÖÁËIterable½Ó¿ÚµÄ¼¯ºÏÀà
¾ÙÀý£º
public class AdvancedFor {
public static void main(String[] arg ......