1 files changed, 66 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/selectors/Not.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/selectors/Not.java
new file mode 100644
index 00000000..dc67da1f
--- /dev/null
+++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/selectors/Not.java
@@ -0,0 +1,66 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You 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 org.apache.tools.ant.types.resources.selectors;
+
+import org.apache.tools.ant.types.Resource;
+
+/**
+ * Not ResourceSelector.
+ * @since Ant 1.7
+ */
+public class Not implements ResourceSelector {
+
+    private ResourceSelector sel;
+
+    /**
+     * Default constructor.
+     */
+    public Not() {
+    }
+
+    /**
+     * Convenience constructor.
+     * @param s the ResourceSelector to negate.
+     */
+    public Not(ResourceSelector s) {
+        add(s);
+    }
+
+    /**
+     * Set the ResourceSelector.
+     * @param s the ResourceSelector to negate.
+     * @throws IllegalStateException if already set.
+     */
+    public void add(ResourceSelector s) {
+        if (sel != null) {
+            throw new IllegalStateException(
+                "The Not ResourceSelector accepts a single nested ResourceSelector");
+        }
+        sel = s;
+    }
+
+    /**
+     * Return true if this Resource is selected.
+     * @param r the Resource to check.
+     * @return whether the Resource was selected.
+     */
+    public boolean isSelected(Resource r) {
+        return !(sel.isSelected(r));
+    }
+
+}