Mercurial > hg > Members > kono > jpf-core
diff src/main/gov/nasa/jpf/vm/choice/FloatChoiceFromList.java @ 0:61d41facf527
initial v8 import (history reset)
author | Peter Mehlitz <Peter.C.Mehlitz@nasa.gov> |
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date | Fri, 23 Jan 2015 10:14:01 -0800 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/main/gov/nasa/jpf/vm/choice/FloatChoiceFromList.java Fri Jan 23 10:14:01 2015 -0800 @@ -0,0 +1,84 @@ +/* + * Copyright (C) 2014, United States Government, as represented by the + * Administrator of the National Aeronautics and Space Administration. + * All rights reserved. + * + * The Java Pathfinder core (jpf-core) platform is licensed 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 gov.nasa.jpf.vm.choice; + +import gov.nasa.jpf.Config; +import gov.nasa.jpf.JPFException; +import gov.nasa.jpf.vm.FloatChoiceGenerator; + +public class FloatChoiceFromList extends NumberChoiceFromList<Float> implements FloatChoiceGenerator { + + + @Override + protected Float[] createValueArray(int len){ + return new Float[len]; + } + @Override + protected Float getDefaultValue() { + return 0.0f; + } + + @Override + public Class<Float> getChoiceType(){ + return Float.class; + } + + @Override + protected Float parseLiteral (String literal, int sign){ + Float val = Float.parseFloat(literal); + return new Float( val * sign); + } + + @Override + protected Float newValue (Number num, int sign){ + return new Float( num.intValue() * sign); + } + + /** + * super constructor for subclasses that want to configure themselves + * @param id name used in choice config + */ + protected FloatChoiceFromList(String id){ + super(id); + } + + protected FloatChoiceFromList (String id, Float[] vals){ + super(id, vals); + } + + public FloatChoiceFromList(Config conf, String id) { + super(conf, id); + } + + public FloatChoiceFromList(String id, float... val){ + super(id); + + if (val != null){ + values = new Float[val.length]; + for (int i=0; i<val.length; i++){ + values[i] = val[i]; // enable use of cached Float values + } + } else { + throw new JPFException("empty set for FloatChoiceFromList"); + } + + count = -1; + } + +}