1 files changed, 88 insertions, 0 deletions
diff --git a/javaparser-core/src/main/java/com/github/javaparser/ast/nodeTypes/NodeWithImplements.java b/javaparser-core/src/main/java/com/github/javaparser/ast/nodeTypes/NodeWithImplements.java
new file mode 100644
index 000000000..84cee4d32
--- /dev/null
+++ b/javaparser-core/src/main/java/com/github/javaparser/ast/nodeTypes/NodeWithImplements.java
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 2007-2010 Júlio Vilmar Gesser.
+ * Copyright (C) 2011, 2013-2016 The JavaParser Team.
+ *
+ * This file is part of JavaParser.
+ *
+ * JavaParser can be used either under the terms of
+ * a) the GNU Lesser General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ * b) the terms of the Apache License
+ *
+ * You should have received a copy of both licenses in LICENCE.LGPL and
+ * LICENCE.APACHE. Please refer to those files for details.
+ *
+ * JavaParser is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ */
+
+package com.github.javaparser.ast.nodeTypes;
+
+import com.github.javaparser.ast.Node;
+import com.github.javaparser.ast.NodeList;
+import com.github.javaparser.ast.type.ClassOrInterfaceType;
+
+import static com.github.javaparser.JavaParser.parseClassOrInterfaceType;
+
+/**
+ * A node that implements other types.
+ */
+public interface NodeWithImplements<N extends Node> {
+    NodeList<ClassOrInterfaceType> getImplementedTypes();
+
+    default ClassOrInterfaceType getImplementedTypes(int i) {
+        return getImplementedTypes().get(i);
+    }
+
+    N setImplementedTypes(NodeList<ClassOrInterfaceType> implementsList);
+    
+    void tryAddImportToParentCompilationUnit(Class<?> clazz);
+    
+    @SuppressWarnings("unchecked")
+    default N setImplementedType(int i, ClassOrInterfaceType implement) {
+        getImplementedTypes().set(i, implement);
+        return (N) this;
+    }
+
+    @SuppressWarnings("unchecked")
+    default N addImplementedType(ClassOrInterfaceType implement) {
+        getImplementedTypes().add(implement);
+        return (N) this;
+    }
+
+    /** @deprecated use addImplementedType instead */
+    default N addImplements(String name) {
+        return addImplementedType(name);
+    }
+
+    /** @deprecated use addImplementedType instead */
+    default N addImplements(Class<?> clazz) {
+        return addImplementedType(clazz);
+    }
+
+    /**
+     * Add an implements to this
+     *
+     * @param name the name of the type to extends from
+     * @return this
+     */
+    @SuppressWarnings("unchecked")
+    default N addImplementedType(String name) {
+        getImplementedTypes().add(parseClassOrInterfaceType(name));
+        return (N) this;
+    }
+
+    /**
+     * Add an implements to this and automatically add the import
+     *
+     * @param clazz the type to implements from
+     * @return this
+     */
+    default N addImplementedType(Class<?> clazz) {
+        tryAddImportToParentCompilationUnit(clazz);
+        return addImplementedType(clazz.getSimpleName());
+    }
+}