1 files changed, 71 insertions, 0 deletions
diff --git a/config-lib/src/main/java/com/yahoo/config/PathNode.java b/config-lib/src/main/java/com/yahoo/config/PathNode.java
new file mode 100644
index 00000000000..91676137214
--- /dev/null
+++ b/config-lib/src/main/java/com/yahoo/config/PathNode.java
@@ -0,0 +1,71 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.config;
+
+import edu.umd.cs.findbugs.annotations.NonNull;
+
+import java.io.File;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Represents a 'path' in a {@link ConfigInstance}, usually a filename.
+ *
+ * @author gjoranv
+ * @since 5.1.30
+ */
+public class PathNode extends LeafNode<Path> {
+
+    private final FileReference fileReference;
+
+    public PathNode() {
+        fileReference = null;
+    }
+
+    public PathNode(FileReference fileReference) {
+        super(true);
+        this.value = new File(fileReference.value()).toPath();
+        this.fileReference = fileReference;
+    }
+
+    public Path value() {
+        return value;
+    }
+
+    @Override
+    public String getValue() {
+        return value.toString();
+    }
+
+    @Override
+    public String toString() {
+        return (value == null) ? "(null)" : '"' + getValue() + '"';
+    }
+
+    @Override
+    protected boolean doSetValue(@NonNull String stringVal) {
+        throw new UnsupportedOperationException("doSetValue should not be necessary since the library anymore!");
+    }
+
+    public FileReference getFileReference() {
+        return fileReference;
+    }
+
+    public static List<FileReference> toFileReferences(List<PathNode> pathNodes) {
+        List<FileReference> fileReferences = new ArrayList<>();
+        for (PathNode pathNode : pathNodes)
+            fileReferences.add(pathNode.getFileReference());
+        return fileReferences;
+    }
+
+    public static Map<String, FileReference> toFileReferenceMap(Map<String, PathNode> map) {
+        Map<String, FileReference> ret = new LinkedHashMap<>();
+        for (Map.Entry<String, PathNode> e : map.entrySet()) {
+            ret.put(e.getKey(), e.getValue().getFileReference());
+        }
+        return ret;
+    }
+
+}