Initial import

[jpf-core.git] / src / main / gov / nasa / jpf / vm / serialize / UnfilterField.java

diff --git a/src/main/gov/nasa/jpf/vm/serialize/UnfilterField.java b/src/main/gov/nasa/jpf/vm/serialize/UnfilterField.java
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+/*
+ * 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.serialize;
+
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Target;
+
+/**
+ * Indicates that a field in the model SHOULD BE considered during
+ * state matching, even if other (prior) configuration would filter it.
+ * @author peterd
+ */
+@Target({ElementType.FIELD})
+public @interface UnfilterField {
+  /**
+   * If not the empty string, specifies a property that must be "true" to
+   * activate unfiltering--unless <code>invert</code> is set.
+   */
+  String condition() default "";
+  
+  /**
+   * If set to <code>true</code>, property must be "false" to activate
+   * unfiltering. Does nothing if <code>condition</code> is empty string.
+   */
+  boolean invert() default false;
+}