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javaÈçºÎ¶ÁÈ¡OracleÖÐLongÐÍÊý¾Ý£¿ - Java / Java EE

oracleÖÐLongÐÍ×ֶδæ·ÅµÄÊÇbmpͼÐΣ¬ÏÖÔÚÐèҪͨ¹ýjava¶ÁÈ¡²¢±£´æµ½±¾µØ£¬
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Java code:

String sql = "select * from CC_FGBACKPIC where nssbid = 3";
PreparedStatement ps = con.prepareStatement(sql);
ResultSet rs = ps.executeQuery();


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Java code:

InputStream is = rs.getBinaryStream("kppic");
File file = new File("D:/e.bmp");
OutputStream os = new FileOutputStream(file);
byte [] bt = new byte[1024];
int len;
while ((len = is.read(bt)) != -1) {
os.write(bt, 0, len);
}
os.close();
is.close();



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Java code:

InputStream is = rs.getAsciiStream("KPPIC");
FileOutputStream fos = new FileOutputStream(new File("d:/e.jpg"));
int c = 0;
while((c = is.read()) != -1) {
fos.write(c);
}
fos.close();
is.close();



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java socket email ÎÊÌâ - Java / Java SE

ÎÒÔÚ javaºËÐļ¼ÊõÉÏ ¿´ÁËÒ»¸ö ÀûÓà Java socket emailµÄÀý×Ó ¿ÉÊÇÔõôҲ ²»³É¹¦ Ϊʲô£¿
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Java code:

package cn.com.test.email;
import java.awt.GridBagLayout;
import java.awt.event.Action ......

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