简单的生成一个图片

				package 压缩文件夹.api测试;
				
				import java.io.IOException;
				import java.util.Enumeration;
				import java.util.zip.ZipEntry;
				import java.util.zip.ZipFile;
				
				public class 列出ZIP文件的内容
				{
				
					public static void main(String[] args)
					{
					    try 
					    {
					        // Open the ZIP file
					        ZipFile zf = new ZipFile("d://ok.zip");
					    
					        // Enumerate each entry
					        for (Enumeration entries = zf.entries(); entries.hasMoreElements();) 
					        {
					            // Get the entry name
					            String zipEntryName = ((ZipEntry)entries.nextElement()).getName();
					            System.out.println(zipEntryName);
					        }
					    } 
					    catch (IOException e) 
					    {
					    }
				
				
					}
				
				}