| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| package common.asn1; |
| |
| import java.util.ArrayList; |
| |
| import streamer.ByteBuffer; |
| |
| /** |
| * Zero or more elements of same type (array). |
| */ |
| public class SequenceOf extends Sequence { |
| |
| /** |
| * Type of this array. |
| */ |
| public Tag type; |
| |
| /* Values are stored in tags[] variable inherited from Sequence. */ |
| |
| public SequenceOf(String name) { |
| super(name); |
| } |
| |
| @Override |
| protected void parseContent(ByteBuffer buf) { |
| ArrayList<Tag> tagList = new ArrayList<Tag>(); |
| |
| for (int index = 0; buf.remainderLength() > 0; index++) { |
| // End of array is marked with two zero bytes (0x00 0x00) |
| if (buf.peekUnsignedByte(0) == 0x00 && buf.peekUnsignedByte(1) == 0x00) { |
| break; |
| } |
| |
| Tag tag = type.deepCopy(index); |
| |
| tag.readTag(buf); |
| tagList.add(tag); |
| } |
| |
| tags = tagList.toArray(new Tag[tagList.size()]); |
| } |
| |
| @Override |
| public Tag deepCopy(String suffix) { |
| return new SequenceOf(name + suffix).copyFrom(this); |
| } |
| |
| @Override |
| public Tag copyFrom(Tag tag) { |
| super.copyFrom(tag); |
| // We can create shallow copy of type, because it will not be modified |
| type = ((SequenceOf)tag).type; |
| |
| tags = new Tag[((Sequence)tag).tags.length]; |
| for (int i = 0; i < tags.length; i++) { |
| tags[i] = ((Sequence)tag).tags[i].deepCopy(""); |
| } |
| |
| return this; |
| } |
| |
| @Override |
| public String toString() { |
| return super.toString() + ": " + type; |
| } |
| |
| } |