java »ñÈ¡ÍøÒ³ÄÚÈÝ
package test;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.Authenticator;
import java.net.HttpURLConnection;
import java.net.PasswordAuthentication;
import java.net.URL;
import java.net.URLConnection;
import java.util.Properties;
public class URLTest {
// Ò»¸öpublic·½·¨£¬·µ»Ø×Ö·û´®£¬´íÎóÔò·µ»Ø"error open url"
public static String getContent(String strUrl) {
try {
URL url = new URL(strUrl);
BufferedReader br = new BufferedReader(new InputStreamReader(url
.openStream()));
String s = "";
StringBuffer sb = new StringBuffer("");
while ((s = br.readLine()) != null) {
sb.append(s + "\r\n");
}
br.close();
return sb.toString();
} catch (Exception e) {
return "error open url:" + strUrl;
}
}
public static void initProxy(String host, int port, final String username,
final String password) {
Authenticator.setDefault(new Authenticator() {
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(username,
new String(password).toCharArray());
}
});
System.setProperty("http.proxyType", "4");
System.setProperty("http.proxyPort", Integer.toString(port));
System.setProperty("http.proxyHost", host);
System.setProperty("http.proxySet", "true");
}
public static void main(String[] args) th
Ïà¹ØÎĵµ£º
ÏÈÀ´Á˽âÒ»ÏÂÁ´±íģʽµÄÔÀí£º
Ê×ÏÈдһ¸öJavaBean£¬ÄÚÈÝÊÇÒªÌí¼ÓµÄÔªËØºÍ¸ÃÔªËØµÄ½Úµã¡£
public class NodeBean implements Serializable
{
private Object data; //ÔªËØ±¾Éí
private NodeBean next; //ÏÂÒ»¸ö½Úµã
&n ......
Òý£ºAndroid µÄAPIÖÐÓиö java.util.regex °ü£¬ÆäÖÐÓÐÁ½¸öÀ࣬һ¸ö½Ó¿ÚºÍÒ»¸öÒì³££º
Interfaces
MatchResult
Holds the results of a successful match of a Pattern against a given string.
Classes
Matcher
Provides a means of matching regular expressions against a given input,
finding occurrences of ......
O/R Mapping ÊÇ Object Relational Mapping£¨¶ÔÏó¹ØÏµÓ³É䣩µÄËõд¡£Í¨Ë׵㽲£¬¾ÍÊǽ«¶ÔÏóÓë¹ØÏµÊý¾Ý¿â°ó¶¨£¬ÓöÔÏóÀ´±íʾ¹ØÏµÊý¾Ý¡£ÔÚO/R MappingµÄÊÀ½çÀÓÐÁ½¸ö»ù±¾µÄÒ²ÊÇÖØÒªµÄ¶«¶«ÐèÒªÁ˽⣬¼´VO£¬PO¡£
¡¡¡¡VO£¬Öµ¶ÔÏó(Value Object)£¬PO£¬³Ö¾Ã¶ÔÏó(Persisent Object)£¬ËüÃÇÊÇÓÉÒ»×éÊôÐÔºÍÊôÐÔµÄgetºÍset·½·¨×é³É¡£´ ......
javaÁ¬½Ó³£¼ûÊý¾Ý¿âµÄÁ¬½Ó×Ö·û´®
1. MySQL(http://www.mysql.com)mm.mysql-2.0.2-bin.jar ;
Class.forName( "org.gjt.mm.mysql.Driver" );
cn = DriverManager.getConnection( "jdbc:mysql://MyDbComputerNameOrIP:3306/myDatabaseName", sUsr, sPwd );
2. PostgreSQL(http://www.de.postgresql.org)pgjdbc2.jar ;
C ......