Java Swing ImageViewer Component

/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package component; import java.io.InputStream; import java.io.ByteArrayOutputStream; import java.awt.Graphics; import javax.swing.JComponent; import java.awt.Image; import java.awt.Toolkit; /** * * @author Administrator */ public class ImageViewer extends JComponent{ private String imagePath; private InputStream imageInputStream; private Image image; public void clear(){ image=null; this.repaint(); } public String getImagePath(){ return imagePath; } public void setImagePath(String imagePath){ this.imagePath=imagePath; image=Toolkit.getDefaultToolkit().getImage(imagePath); this.repaint(); } public InputStream getImageInputStream(){ return imageInputStream; } public void setImageInputStream(InputStream imageInputStream){ this.imageInputStream=imageInputStream; ByteArrayOutputStream baos=new ByteArrayOutputStream(); byte[] buffer=new byte[8192]; int n=0; try{ while((n=imageInputStream.read(buffer))>0){ baos.write(buffer,0,n); } image=Toolkit.getDefaultToolkit().createImage(baos.toByteArray()); this.repaint(); }catch(Exception e){ } } public void paint(Graphics g){ if(image!=null){ g.drawImage(image, 0, 0,this.getSize().width,this.getSize().height,this); } } }