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File file = new File("D:/Tools/apache-tomcat-5.5.28/webapps/j2w/upload/word.doc");
File file1 = new File("D:/Tools/apache-tomcat-5.5.28/webapps/j2w/upload/word1.doc");
File file2 = new File("D:/Tools/apache-tomcat-5.5.28/webapps/j2w/upload/word2.doc");
if (!file1.exists()) {
file1.createNewFile();
}
if (!file2.exists()) {
file2.createNewFile();
}
InputStream in = null;
InputStream in2 = null;
OutputStream out = null;
try {
// Ò»´Î¶ÁÒ»¸ö×Ö½Ú
in = new FileInputStream(file1);
in2 = new FileInputStream(file1);
out = new FileOutputStream(file);

SequenceInputStream sis = new SequenceInputStream(in, in2);

byte[] b = new byte[1];
while ((sis.read(b)) != -1) {
out.write(b);
}

out.flush();
in.close();
out.close();
} catch (Exce