| /* |
| * 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.instances; |
| |
| import java.io.Serializable; |
| import java.util.List; |
| |
| /** |
| * The Class InstanceInformation. |
| */ |
| public class InstanceInformation implements Serializable { |
| |
| /** |
| * The dataset's name. |
| */ |
| protected String relationName; |
| |
| protected AttributesInformation attributesInformation; |
| |
| /** |
| * The class index. |
| */ |
| protected int classIndex = Integer.MAX_VALUE; //By default is multilabel |
| |
| /** |
| * Range for multi-label instances. |
| */ |
| protected Range range; |
| |
| /** |
| * Instantiates a new instance information. |
| * |
| * @param chunk |
| * the chunk |
| */ |
| public InstanceInformation(InstanceInformation chunk) { |
| this.relationName = chunk.relationName; |
| this.attributesInformation = chunk.attributesInformation; |
| this.classIndex = chunk.classIndex; |
| this.range = chunk.range; |
| } |
| |
| /** |
| * Instantiates a new instance information. |
| * |
| * @param st the st |
| * @param input the input |
| */ |
| public InstanceInformation(String st, Attribute[] input) { |
| this.relationName = st; |
| this.attributesInformation = new AttributesInformation(input, input.length); |
| } |
| |
| /** |
| * Instantiates a new instance information. |
| * |
| * @param st |
| * the st |
| * @param input |
| * the input |
| */ |
| public InstanceInformation(String st, List<Attribute> input) { |
| this.relationName = st; |
| this.attributesInformation = new AttributesInformation(input, input.size()); |
| } |
| |
| /** |
| * Instantiates a new instance information. |
| */ |
| public InstanceInformation() { |
| this.relationName = null; |
| this.attributesInformation = null; |
| } |
| |
| public Attribute inputAttribute(int w) { |
| return this.attributesInformation.attribute(inputAttributeIndex(w)); |
| } |
| |
| public Attribute outputAttribute(int w) { |
| return this.attributesInformation.attribute(outputAttributeIndex(w)); |
| } |
| |
| |
| public String getRelationName() { |
| return this.relationName; |
| } |
| |
| public void setRelationName(String string) { |
| this.relationName = string; |
| } |
| |
| public int classIndex() { |
| return this.classIndex; |
| } |
| |
| public void setClassIndex(int classIndex) { |
| this.classIndex = classIndex; |
| } |
| |
| public Attribute classAttribute() { |
| return this.attribute(this.classIndex()); |
| } |
| |
| public int numAttributes() { |
| return this.attributesInformation.numberAttributes; |
| } |
| |
| public Attribute attribute(int w) { |
| return this.attributesInformation.attribute(w); |
| } |
| |
| public int numClasses() { |
| return this.attributesInformation.attribute(classIndex()).numValues(); |
| } |
| |
| public void deleteAttributeAt(int integer) { |
| this.attributesInformation.deleteAttributeAt(integer); |
| if (this.classIndex > integer) { |
| this.classIndex--; |
| } |
| } |
| |
| public void insertAttributeAt(Attribute attribute, int i) { |
| this.attributesInformation.insertAttributeAt(attribute, i); |
| if (this.classIndex >= i) { |
| this.classIndex++; |
| } |
| } |
| |
| public void setAttributes(Attribute[] v) { |
| if (this.attributesInformation == null) |
| this.attributesInformation = new AttributesInformation(); |
| this.attributesInformation.setAttributes(v); |
| } |
| |
| public int inputAttributeIndex(int index) { |
| int ret = 0; |
| if (classIndex == Integer.MAX_VALUE) {//Multi Label |
| if (index < range.getStart())//JD |
| ret = index; |
| else |
| ret = index + range.getSelectionLength(); |
| |
| } else { //Single Label |
| ret = classIndex() > index ? index : index + 1; |
| } |
| return ret; |
| } |
| |
| public int outputAttributeIndex(int attributeIndex) { |
| int ret = 0; |
| if (classIndex == Integer.MAX_VALUE) {//Multi Label |
| ret = attributeIndex + range.getStart(); //JD - Range should be a "block" |
| } else { //Single Label |
| ret = classIndex; |
| } |
| return ret; |
| } |
| |
| public int numInputAttributes() { |
| int ret = 0; |
| if (classIndex == Integer.MAX_VALUE) {//Multi Label |
| ret = this.numAttributes() - range.getSelectionLength(); //JD |
| } else { //Single Label |
| ret = this.numAttributes() - 1; |
| } |
| return ret; |
| } |
| |
| public int numOutputAttributes() { |
| int ret = 0; |
| if (classIndex == Integer.MAX_VALUE) {//Multi Label |
| ret = range.getSelectionLength(); //JD |
| } else { //Single Label |
| ret = 1; |
| } |
| return ret; |
| } |
| |
| public void setRangeOutputIndices(Range range) { |
| this.setClassIndex(Integer.MAX_VALUE); |
| this.range = range; |
| } |
| |
| public void setAttributes(Attribute[] v, int[] indexValues) { |
| if (this.attributesInformation == null) |
| this.attributesInformation = new AttributesInformation(); |
| this.attributesInformation.setAttributes(v, indexValues); |
| |
| } |
| |
| } |