| /* |
| * 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 org.apache.qpid.protonj2.test.driver.codec; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.qpid.protonj2.test.driver.codec.primitives.DescribedType; |
| |
| public abstract class ListDescribedType implements DescribedType { |
| |
| private final ArrayList<Object> fields; |
| |
| public ListDescribedType(int numberOfFields) { |
| fields = new ArrayList<>(numberOfFields); |
| |
| for (int i = 0; i < numberOfFields; ++i) { |
| fields.add(null); |
| } |
| } |
| |
| public ListDescribedType(int numberOfFields, ListDescribedType described) { |
| if (described.fields.size() > numberOfFields) { |
| throw new IllegalArgumentException("List encoded exceeds expected number of elements for this type"); |
| } |
| |
| fields = new ArrayList<>(numberOfFields); |
| |
| for (int i = 0; i < numberOfFields; ++i) { |
| if (i < described.fields.size()) { |
| fields.add(described.fields.get(i)); |
| } else { |
| fields.add(null); |
| } |
| } |
| } |
| |
| public ListDescribedType(int numberOfFields, List<Object> described) { |
| if (described.size() > numberOfFields) { |
| throw new IllegalArgumentException("List encoded exceeds expected number of elements for this type"); |
| } |
| |
| fields = new ArrayList<>(numberOfFields); |
| |
| for (int i = 0; i < numberOfFields; ++i) { |
| if (i < described.size()) { |
| fields.add(described.get(i)); |
| } else { |
| fields.add(null); |
| } |
| } |
| } |
| |
| @Override |
| public List<Object> getDescribed() { |
| // Return a List containing only the 'used fields' (i.e up to the |
| // highest field used) |
| int highestSetField = -1; |
| for (int i = 0; i < fields.size(); ++i) { |
| if (fields.get(i) != null) { |
| highestSetField = i; |
| } |
| } |
| |
| // Create a list with the fields in the correct positions. |
| List<Object> list = new ArrayList<>(); |
| for (int j = 0; j <= highestSetField; j++) { |
| list.add(fields.get(j)); |
| } |
| |
| return list; |
| } |
| |
| public Object getFieldValue(int index) { |
| if (index < fields.size()) { |
| return fields.get(index); |
| } else { |
| throw new AssertionError("Request for unknown field in type: " + this); |
| } |
| } |
| |
| protected int getHighestSetFieldId() { |
| int numUsedFields = 0; |
| for (Object element : fields) { |
| if (element != null) { |
| numUsedFields++; |
| } |
| } |
| |
| return numUsedFields; |
| } |
| |
| protected ArrayList<Object> getList() { |
| return fields; |
| } |
| |
| protected Object[] getFields() { |
| return fields.toArray(); |
| } |
| |
| @Override |
| public String toString() { |
| return getClass().getSimpleName() + " [descriptor=" + getDescriptor() + " fields=" + getList() + "]"; |
| } |
| } |