Initial import

[jpf-core.git] / src / main / gov / nasa / jpf / vm / choice / FloatChoiceFromList.java

diff --git a/src/main/gov/nasa/jpf/vm/choice/FloatChoiceFromList.java b/src/main/gov/nasa/jpf/vm/choice/FloatChoiceFromList.java
new file mode 100644 (file)
index 0000000..ee7ea06
--- /dev/null
+++ b/src/main/gov/nasa/jpf/vm/choice/FloatChoiceFromList.java
@@ -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;
+  }
+
+}