Decompress Zip File Using ZipInputStream In Java

Chapter: ZIP Last Updated: 20-07-2016 03:32:03 UTC

Program:

            /* ............... START ............... */
                
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

public class JavaDecompressZipFile {
	public static void main(String[] args) throws Exception {
		String zipname = "data.zip";
		FileInputStream fis = new FileInputStream(zipname);
		ZipInputStream zis = new ZipInputStream(new BufferedInputStream(fis));
		ZipEntry entry;

		while ((entry = zis.getNextEntry()) != null) {
			System.out.println("Unzipping: " + entry.getName());

			int size;
			byte[] buffer = new byte[2048];

			FileOutputStream fos = new FileOutputStream(entry.getName());
			BufferedOutputStream bos = new BufferedOutputStream(fos, buffer.length);

			while ((size = zis.read(buffer, 0, buffer.length)) != -1) {
				bos.write(buffer, 0, size);
			}
			bos.flush();
			bos.close();
		}
		zis.close();
		fis.close();
	}
}
                /* ............... END ............... */
        

Tags

Decompress A Zip File, ZipInputStream, Java

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