jsp，java加图片水印,文字水印
这个是加图片水印的!
package com.pic;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.awt.image.*;
import org.w3c.dom.*;
import com.sun.image.codec.jpeg.*;
import javax.imageio.*;
public class ImgBean_i{
public void ImgBean_i(){
}
public void ImgYin(String Imagename_biao,String ImgName){
try{
File _file = new File(ImgName);
Image src = ImageIO.read(_file);
int wideth=src.getWidth(null);
int height=src.getHeight(null);
BufferedImage image=new BufferedImage(wideth,height,BufferedImage.TYPE_INT_RGB);
Graphics g=image.createGraphics();
g.drawImage(src,0,0,wideth,height,null);
//水印文件
File _filebiao = new File(Imagename_biao);
Image src_biao = ImageIO.read(_filebiao);
int wideth_biao=src_biao.getWidth(null);
int height_biao=src_biao.getHeight(null);
g.drawImage(src_biao,wideth-110,height-30,wideth_biao,height_biao,null);
///
g.dispose();
FileOutputStream out=new FileOutputStream(ImgName);
JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
encoder.encode(image);
out.close();
}
catch(Exception e){
System.out.println(e);
}
}
}
///////////// 这个是加文字水印的
package com.pic;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.awt.image.*;
import org.w3c.dom.*;
import com.sun.image.codec.jpeg.*;
import javax.imageio.*;
public class ImgBean{
public void ImgBean(){}
public void ImgYin(String s,String ImgName){
try{
File _file = new File(ImgName);
Image src = ImageIO.read(_file);
int wideth=src.getWidth(null);
int height=src.getHeight(null);
BufferedImage image=new BufferedImage(wideth,height,BufferedImage.TYPE_INT_RGB);
Graphics g=image.createGraphics();
g.drawImage(src,0,0,wideth,height,null);
//String s="www.qhd.com.cn";
g.setColor(Color.RED);
g.setFont(new Font("宋体",Font.PLAIN,20));
Font aa=new Font("宋体",Font.PLAIN,20);
g.drawString(s,wideth-150,height-10);
g.dispose();
FileOutputSt
相关文档：
import java.beans.XMLDecoder;
import java.beans.XMLEncoder;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
/************************* ......
public class javaTest {
public static void test(String ...strings){
for(String str: strings){
System.out.print(str + " ");
}
System.out.println();
}
public static void main(String[] args){
test("a", "b", "c", "ddd");
test( ......
1.实例成员和类成员
实例成员中是属于对象的,包括实例成员变量和实例成员方法,只有创建了对象之后才能访问实例成员变量和实例成员方法.
类成员是属于类的,类成员需要用关键字static标识,也称为静态成员,类成员包括类成员变量和类成员方法,通过类名可以直接访问类成员变量和调用类成员方法,即使没有创� ......
编者按：早在上世纪90年代，各种关于Java已死的断言就已经开始出现。十多年之后的今年，这样的言论依然不绝于耳。以关键词"java is dead"在Google中搜索，得到大约199,000条结果，由此可见不少人写过或评论过Java的死亡。针对这门已死十多年的语言，作者在文中概述了当今Java的地位及其发展趋势，有力地回击了这些传言。全� ......
public class MultiThread {
public static void main(String[] args) {
ProductStack box = new ProductStack("box");
Producer p1 = new Producer(box, "p1");
Producer p2 = new Producer(box, "p2");
Producer p3 = new Producer(box, "p3");
&nb ......
