1 /* 2 * Copyright 2006 - 2012 Christina Bohk and Roland Ewald 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 package p3j.simulation; 17 18 import p3j.simulation.assignments.exhaustive.ExhaustiveParamAssignmentGenFactory; 19 import p3j.simulation.assignments.random.RandomParamAssignmentGenFactory; 20 21 /** 22 * Simple enumeration to easily summarise all execution modes. 23 * 24 * @author Christina Bohk 25 * @author Roland Ewald 26 * 27 */ 28 public enum ExecutionMode { 29 30 /** Draw parameter instances at random. */ 31 MONTE_CARLO, 32 33 /** Draw parameter instances in highest-overall-probability order. */ 34 EXHAUSTIVE; 35 36 /** The string representation of the monte-carlo method. */ 37 public static final String DESC_MONTE_CARLO = "Monte-Carlo"; 38 39 /** The string representation of the exhaustive method. */ 40 public static final String DESC_EXHAUSTIVE = "Exhaustive"; 41 42 @Override 43 public String toString() { 44 switch (this) { 45 case MONTE_CARLO: 46 return DESC_MONTE_CARLO; 47 case EXHAUSTIVE: 48 return DESC_EXHAUSTIVE; 49 default: 50 return "unknown"; 51 } 52 } 53 54 /** 55 * Gets the execution mode associated with the given text. 56 * 57 * @param text 58 * the text (retrievable via toString()) 59 * @return the execution mode associated with the given text, null if none was 60 * found 61 */ 62 public static ExecutionMode forString(String text) { 63 if (text.equals(DESC_EXHAUSTIVE)) { 64 return EXHAUSTIVE; 65 } else if (text.equals(DESC_MONTE_CARLO)) { 66 return MONTE_CARLO; 67 } 68 return null; 69 } 70 71 /** 72 * Gets the parameter assignment generator factory name for a given execution 73 * name. 74 * 75 * @return the parameter assignment generator factory name 76 */ 77 public String getFactoryName() { 78 switch (this) { 79 case MONTE_CARLO: 80 return RandomParamAssignmentGenFactory.class.getName(); 81 case EXHAUSTIVE: 82 return ExhaustiveParamAssignmentGenFactory.class.getName(); 83 default: 84 return ""; 85 } 86 } 87 88 }