From 73d772a4b4e34de29b9c93ced2ab5455df689ac7 Mon Sep 17 00:00:00 2001
From: Claudio Atzori <claudio.atzori@isti.cnr.it>
Date: Tue, 2 Feb 2021 10:39:47 +0100
Subject: [PATCH] added method to list the known vocabulary names

---
 .../eu/dnetlib/dhp/common/vocabulary/VocabularyGroup.java     | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dhp-common/src/main/java/eu/dnetlib/dhp/common/vocabulary/VocabularyGroup.java b/dhp-common/src/main/java/eu/dnetlib/dhp/common/vocabulary/VocabularyGroup.java
index fac55189b..f81181e53 100644
--- a/dhp-common/src/main/java/eu/dnetlib/dhp/common/vocabulary/VocabularyGroup.java
+++ b/dhp-common/src/main/java/eu/dnetlib/dhp/common/vocabulary/VocabularyGroup.java
@@ -67,6 +67,10 @@ public class VocabularyGroup implements Serializable {
 
 	private final Map<String, Vocabulary> vocs = new HashMap<>();
 
+	public Set<String> vocabularyNames() {
+		return vocs.keySet();
+	}
+
 	public void addVocabulary(final String id, final String name) {
 		vocs.put(id.toLowerCase(), new Vocabulary(id, name));
 	}