1 files changed, 33 insertions, 0 deletions

diff --git a/subprojects/store-dse/src/main/java/tools/refinery/store/dse/transition/actions/ActionLiterals.java b/subprojects/store-dse/src/main/java/tools/refinery/store/dse/transition/actions/ActionLiterals.java
new file mode 100644
index 00000000..275e1e25
--- /dev/null
+++ b/subprojects/store-dse/src/main/java/tools/refinery/store/dse/transition/actions/ActionLiterals.java
@@ -0,0 +1,33 @@
+/*
+ * SPDX-FileCopyrightText: 2023 The Refinery Authors <https://refinery.tools/>
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package tools.refinery.store.dse.transition.actions;
+
+import tools.refinery.store.query.term.NodeVariable;
+import tools.refinery.store.representation.Symbol;
+
+import java.util.List;
+import java.util.Objects;
+
+public final class ActionLiterals {
+        private ActionLiterals() {
+                throw new IllegalArgumentException("This is a static utility class and should not be instantiated directly");
+        }
+
+        public static <T> PutActionLiteral<T> put(Symbol<T> symbol, T value, NodeVariable... parameters) {
+                return new PutActionLiteral<>(symbol, value, List.of(parameters));
+        }
+
+        public static PutActionLiteral<Boolean> add(Symbol<Boolean> symbol, NodeVariable... parameters) {
+                if (!Objects.equals(symbol.defaultValue(), false)) {
+                        throw new IllegalArgumentException("Use put to add a value to symbols other than two-valued logic");
+                }
+                return put(symbol, true, parameters);
+        }
+
+        public static <T> PutActionLiteral<T> remove(Symbol<T> symbol, NodeVariable... parameters) {
+                return put(symbol, symbol.defaultValue(), parameters);
+        }
+}