import net.java.truevfs.comp.zip.ZipOutputStream;
...
ZipOutputStream zos = new ZipOutputStream(outPipe);
zos.setCryptoParameters( ## How to create those Crypto Parameters ### );
密码参数必须是 interface ZipCryptoParameters
。该类KeyManagerZipCryptoParameters
正在实现这一点 - 但我不想要一个密钥管理器,我只想简单地硬编码一个特定的密码。
我怎样才能做到这一点?
编辑
我试过了
private static final class CustomWinZipAesParameters
implements WinZipAesParameters {
final byte[] password;
CustomWinZipAesParameters(final byte[] password) {
this.password = password.clone();
}
@Override
public byte[] getWritePassword(String name)
throws ZipKeyException {
return password.clone();
}
@Override
public byte[] getReadPassword(String name, boolean invalid)
throws ZipKeyException {
if (invalid)
throw new ZipKeyException(name + " (invalid password)");
return password.clone();
}
@Override
public AesKeyStrength getKeyStrength(String arg0)
throws ZipKeyException {
return AesKeyStrength.BITS_128;
}
@Override
public void setKeyStrength(String name, AesKeyStrength keyStrength)
throws ZipKeyException {
// We have been using only 128 bits to create archive entries.
assert AesKeyStrength.BITS_128 == keyStrength;
}
} // CustomWinZipAesParameters
接着
byte[] ba = {64, 64, 64, 64, 64};
zos.setCryptoParameters(new CustomWinZipAesParameters(ba));
但是生成的 ZIP 根本没有加密。