| /* |
| * 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.samoa.learners; |
| |
| import net.jcip.annotations.Immutable; |
| |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| import org.apache.samoa.core.ContentEvent; |
| |
| /** |
| * The Class InstanceEvent. |
| */ |
| @Immutable |
| final public class InstancesContentEvent implements ContentEvent { |
| |
| /** |
| * |
| */ |
| private static final long serialVersionUID = -8620668863064613845L; |
| |
| protected List<InstanceContent> instanceList = new LinkedList<InstanceContent>(); |
| |
| public InstancesContentEvent() { |
| |
| } |
| |
| /** |
| * Instantiates a new event with a list of InstanceContent. |
| * |
| */ |
| |
| public InstancesContentEvent(InstanceContentEvent event) { |
| this.add(event.getInstanceContent()); |
| } |
| |
| |
| public void add(InstanceContent instance) { |
| instanceList.add(instance); |
| } |
| |
| /** |
| * Gets the single instance of InstanceEvent. |
| * |
| * @return the instance. |
| */ |
| public InstanceContent[] getInstances() { |
| return instanceList.toArray(new InstanceContent[instanceList.size()]); |
| } |
| |
| |
| /** |
| * Gets the classifier index. |
| * |
| * @return the classifier index |
| */ |
| public int getClassifierIndex() { |
| return this.instanceList.get(0).getClassifierIndex(); |
| } |
| |
| /** |
| * Gets the evaluation index. |
| * |
| * @return the evaluation index |
| */ |
| public int getEvaluationIndex() { |
| return this.instanceList.get(0).getEvaluationIndex(); |
| } |
| |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see samoa.core.ContentEvent#getKey(int) |
| */ |
| public String getKey(int key) { |
| if (key == 0) |
| return Long.toString(this.getEvaluationIndex()); |
| else |
| return Long.toString(10000 |
| * this.getEvaluationIndex() |
| + this.getClassifierIndex()); |
| } |
| |
| @Override |
| public String getKey() { |
| // System.out.println("InstanceContentEvent "+Long.toString(this.instanceIndex)); |
| return Long.toString(this.getClassifierIndex()); |
| } |
| |
| @Override |
| public void setKey(String key) { |
| //No needed |
| } |
| |
| @Override |
| public boolean isLastEvent() { |
| return this.instanceList.get(this.instanceList.size()-1).isLastEvent(); |
| } |
| |
| public List<InstanceContent> getList() { |
| return this.instanceList; |
| } |
| } |