| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| package org.onosproject.xran.asn1lib.ber.types; |
| |
| import com.fasterxml.jackson.annotation.JsonIgnore; |
| import com.fasterxml.jackson.annotation.JsonValue; |
| import org.onosproject.xran.asn1lib.ber.BerByteArrayOutputStream; |
| import org.onosproject.xran.asn1lib.ber.BerLength; |
| import org.onosproject.xran.asn1lib.ber.BerTag; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.Serializable; |
| |
| public class BerNull implements Serializable { |
| |
| public final static BerTag tag = new BerTag(BerTag.UNIVERSAL_CLASS, BerTag.PRIMITIVE, BerTag.NULL_TAG); |
| private static final long serialVersionUID = 1L; |
| |
| @JsonIgnore public byte[] code = null; |
| |
| public BerNull() { |
| } |
| |
| public BerNull(byte[] code) { |
| } |
| |
| public int encode(BerByteArrayOutputStream os) throws IOException { |
| return encode(os, true); |
| } |
| |
| public int encode(BerByteArrayOutputStream os, boolean withTag) throws IOException { |
| |
| int codeLength = BerLength.encodeLength(os, 0); |
| |
| if (withTag) { |
| codeLength += tag.encode(os); |
| } |
| |
| return codeLength; |
| } |
| |
| public int decode(InputStream is) throws IOException { |
| return decode(is, true); |
| } |
| |
| public int decode(InputStream is, boolean withTag) throws IOException { |
| |
| int codeLength = 0; |
| |
| if (withTag) { |
| codeLength += tag.decodeAndCheck(is); |
| } |
| |
| BerLength length = new BerLength(); |
| codeLength += length.decode(is); |
| |
| if (length.val != 0) { |
| throw new IOException("Decoded length of BerNull is not correct"); |
| } |
| |
| return codeLength; |
| } |
| |
| |
| @Override |
| public String toString() { |
| return "ASN1_NULL"; |
| } |
| |
| } |