从ZipInputStream读取到ByteArrayOutputStream

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

public class ZipInputStreamToByteArrayOutputStream {
    public static byte[] readZipInputStream(InputStream inputStream) throws IOException {
        ZipInputStream zipInputStream = new ZipInputStream(inputStream);
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();

        ZipEntry zipEntry = zipInputStream.getNextEntry();
        while (zipEntry != null) {
            byte[] buffer = new byte[1024];
            int len;
            while ((len = zipInputStream.read(buffer)) > 0) {
                byteArrayOutputStream.write(buffer, 0, len);
            }
            zipInputStream.closeEntry();
            zipEntry = zipInputStream.getNextEntry();
        }

        zipInputStream.close();
        byteArrayOutputStream.close();

        return byteArrayOutputStream.toByteArray();
    }
}