1 files changed, 20 insertions, 0 deletions
diff --git a/javaparser-core/src/main/java/com/github/javaparser/ast/nodeTypes/modifiers/NodeWithAbstractModifier.java b/javaparser-core/src/main/java/com/github/javaparser/ast/nodeTypes/modifiers/NodeWithAbstractModifier.java
new file mode 100644
index 000000000..c81c4c616
--- /dev/null
+++ b/javaparser-core/src/main/java/com/github/javaparser/ast/nodeTypes/modifiers/NodeWithAbstractModifier.java
@@ -0,0 +1,20 @@
+package com.github.javaparser.ast.nodeTypes.modifiers;
+
+import com.github.javaparser.ast.Node;
+import com.github.javaparser.ast.nodeTypes.NodeWithModifiers;
+
+import static com.github.javaparser.ast.Modifier.ABSTRACT;
+
+/**
+ * A node that can be abstract.
+ */
+public interface NodeWithAbstractModifier<N extends Node> extends NodeWithModifiers<N> {
+    default boolean isAbstract() {
+        return getModifiers().contains(ABSTRACT);
+    }
+
+    @SuppressWarnings("unchecked")
+    default N setAbstract(boolean set) {
+        return setModifier(ABSTRACT, set);
+    }
+}