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InputStream is =new ByteArrayInputStream(byte[] a);//ͨ¹ýÎļþµÄ×Ö½ÚÊý×é¶ÁÈ¡
BufferedImage buff = ImageIO.read(is);
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/**
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package sample1;
 
import java.io.File;
import jp.ne.so_net.ga2.no_ji.jcom.IDispatch;
import jp.ne.so_net.ga2.no_ji.jcom.JComException;
import jp.ne.so_net.ga2.no_ji.jcom.ReleaseManager;
/**
 * ʹÓÃjComʵÏÖдexcelÎļþµÄÁíÒ»ÖÖ·½Ê½£¨IDispatch£©
 * @author steve_wang_victor
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