ʹÓÃJava¹¤³§´´½¨Ò»¸ö´òÓ¡·þÎñÆ÷
import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.io.OutputStream;
import javax.print.DocFlavor;
import javax.print.StreamPrintService;
import javax.print.StreamPrintServiceFactory;
public class Main {
public static void main(String[] argv) throws Exception {
StreamPrintServiceFactory[] factories = StreamPrintServiceFactory
.lookupStreamPrintServiceFactories(null, null);
OutputStream fos = new BufferedOutputStream(new FileOutputStream("outfile.ps"));
StreamPrintService service = factories[0].getPrintService(fos);
}
}
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1. ¼ò½é
2. °²×°
3. log4j»ù±¾¸ÅÄî
3.1. Logger
3.2. Appender
3.2.1. ʹÓÃConsoleAppender
3.2.2. ʹÓÃFileAppender
3.2.3. ʹÓÃWriterAppender
3.3. Layout
3.4. »ù±¾Ê¾Àý
3.4.1. SimpleLayoutºÍFileAppender
3.4.2. HTMLLayoutºÍWriterAppender
3.4.3. PatternLayoutºÍConsoleAppender
4. ʹÓÃÍⲿ ......
¶ÔÓÚѧϰstaticÎÒÃÇÏÈÀ´¿´Á½¸öÀý×Ó£º
//Example 1 Tst.java£¬no main() method
package com.blogchina.qb2049;
public class Tst
{
static { System.out.println("111111"); }
}
ÔËÐнá¹ûΪ: 111111
Exception in thread "main" java.lang.NoSuchMethodError: main
ͬÑùµÄµÀÀí¿´µÚ¶þ ......
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Javaģʽ֮µ¥Àýģʽ£º
µ¥Àýģʽȷ±£Ò»¸öÀàÖ»ÓÐÒ»¸öʵÀý£¬×ÔÐÐÌṩÕâ¸öʵÀý²¢ÏòÕû¸öÏµÍ ......
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1¡¢ÃæÏò¶ÔÏóµÄÌØÕ÷ÓÐÄÄЩ·½Ãæ
1.³éÏ󣺳éÏó¾ÍÊǺöÂÔÒ»¸öÖ÷ÌâÖÐÓ뵱ǰĿ±êÎ޹صÄÄÇЩ·½Ã棬ÒÔ±ã¸ü³ä·ÖµØ×¢ÒâÓ뵱ǰĿ±êÓйصķ½Ãæ¡£³éÏó²¢²»´òËãÁ˽âÈ«²¿ÎÊÌ⣬¶øÖ»ÊÇÑ¡ÔñÆäÖеÄÒ»²¿·Ö£¬ÔÝʱ²»Óò¿·Öϸ½Ú¡£³éÏó°üÀ¨Á½¸ö·½Ã棬һÊǹý³Ì³éÏ󣬶þÊÇÊý¾Ý³éÏó¡£
2.¼Ì³Ð£º¼Ì³ÐÊÇÒ»ÖÖÁª½áÀàµÄ²ã´ÎÄ£ ......
package org.bupt.test;
import java.util.ArrayList;
class MyResource {
ArrayList<Integer> arrList= new ArrayList<Integer>();
public MyResource(ArrayList<Integer> arrList) {
this.arrList = arrList;
&nbs ......