Mega Code Archive
New CheckedOutputStream(OutputStream out, Checksum cksum)
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import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.util.zip.Adler32;
import java.util.zip.CheckedInputStream;
import java.util.zip.CheckedOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream;
public class Main {
public static void main(String[] args) throws IOException {
FileOutputStream f = new FileOutputStream("test.zip");
CheckedOutputStream csum = new CheckedOutputStream(f, new Adler32());
ZipOutputStream zos = new ZipOutputStream(csum);
BufferedOutputStream out = new BufferedOutputStream(zos);
zos.setComment("A test of Java Zipping");
for (int i = 0; i < args.length; i++) {
System.out.println("Writing file " + args[i]);
BufferedReader in = new BufferedReader(new FileReader(args[i]));
zos.putNextEntry(new ZipEntry(args[i]));
int c;
while ((c = in.read()) != -1)
out.write(c);
in.close();
}
out.close();
System.out.println("Checksum: " + csum.getChecksum().getValue());
System.out.println("Reading file");
FileInputStream fi = new FileInputStream("test.zip");
CheckedInputStream csumi = new CheckedInputStream(fi, new Adler32());
ZipInputStream in2 = new ZipInputStream(csumi);
BufferedInputStream bis = new BufferedInputStream(in2);
ZipEntry ze;
while ((ze = in2.getNextEntry()) != null) {
System.out.println("Reading file " + ze);
int x;
while ((x = bis.read()) != -1)
System.out.write(x);
}
System.out.println("Checksum: " + csumi.getChecksum().getValue());
bis.close();
}
}
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