1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.cts.apicommon; 18 19 import java.util.Comparator; 20 21 public class CoverageComparator implements Comparator<HasCoverage> { 22 23 /** Compares whether two coverage entities are same. */ compare(HasCoverage entity, HasCoverage otherEntity)24 public int compare(HasCoverage entity, HasCoverage otherEntity) { 25 int lhsPct = Math.round(entity.getCoveragePercentage()); 26 int rhsPct = Math.round(otherEntity.getCoveragePercentage()); 27 int diff = Integer.compare(getCoveragePercentageSegment(lhsPct), 28 getCoveragePercentageSegment(rhsPct)); 29 if (diff != 0) { 30 return diff; 31 } 32 diff = Integer.compare(otherEntity.getMemberSize(), entity.getMemberSize()); 33 if (diff != 0) { 34 return diff; 35 } 36 return entity.getName().compareTo(otherEntity.getName()); 37 } 38 39 /** 40 * Distill coverage percentage down to 3 major segments 41 * @param coveragePercentage 42 * @return 43 */ getCoveragePercentageSegment(int coveragePercentage)44 private int getCoveragePercentageSegment(int coveragePercentage) { 45 // note that this segmentation logic is duplicated in api-coverage.xsl 46 if (coveragePercentage <= 50) { 47 return 0; 48 } else if (coveragePercentage <= 80) { 49 return 1; 50 } else { 51 return 2; 52 } 53 } 54 } 55