1 files changed, 69 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/actions/BasicActionLookupValue.java b/src/main/java/com/google/devtools/build/lib/actions/BasicActionLookupValue.java
new file mode 100644
index 0000000000..7ac35c75b3
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+++ b/src/main/java/com/google/devtools/build/lib/actions/BasicActionLookupValue.java
@@ -0,0 +1,69 @@
+// Copyright 2014 The Bazel Authors. All rights reserved.
+//
+// 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 com.google.devtools.build.lib.actions;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.MoreObjects;
+import com.google.common.base.MoreObjects.ToStringHelper;
+import com.google.common.collect.ImmutableMap;
+import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec.VisibleForSerialization;
+import java.util.ArrayList;
+
+/**
+ * Basic implementation of {@link ActionLookupValue} where the value itself owns and maintains
+ * the list of generating actions.
+ */
+public class BasicActionLookupValue extends ActionLookupValue {
+  protected final ArrayList<ActionAnalysisMetadata> actions;
+  @VisibleForSerialization protected final ImmutableMap<Artifact, Integer> generatingActionIndex;
+
+  protected BasicActionLookupValue(
+      ActionAnalysisMetadata action,
+      boolean removeActionAfterEvaluation) {
+    this(Actions.GeneratingActions.fromSingleAction(action), removeActionAfterEvaluation);
+  }
+
+  protected BasicActionLookupValue(
+      ArrayList<ActionAnalysisMetadata> actions,
+      ImmutableMap<Artifact, Integer> generatingActionIndex,
+      boolean removeActionsAfterEvaluation) {
+    super(removeActionsAfterEvaluation);
+    this.actions = actions;
+    this.generatingActionIndex = generatingActionIndex;
+  }
+
+  @VisibleForTesting
+  public BasicActionLookupValue(
+      Actions.GeneratingActions generatingActions, boolean removeActionsAfterEvaluation) {
+    this(new ArrayList<>(generatingActions.getActions()),
+        generatingActions.getGeneratingActionIndex(),
+        removeActionsAfterEvaluation);
+  }
+
+  @Override
+  protected ArrayList<ActionAnalysisMetadata> getActions() {
+    return actions;
+  }
+
+  @Override
+  protected ImmutableMap<Artifact, Integer> getGeneratingActionIndex() {
+    return generatingActionIndex;
+  }
+
+  protected ToStringHelper getStringHelper() {
+    return MoreObjects.toStringHelper(this)
+        .add("actions", actions)
+        .add("generatingActionIndex", generatingActionIndex);
+  }
+}