From 9885b8d117736e8d72c0857f39f983d54ecb05d1 Mon Sep 17 00:00:00 2001
From: Jeremy Long <jeremy.long@gmail.com>
Date: Sat, 16 Nov 2013 09:18:02 -0500
Subject: [PATCH] added the ability to retrieve the number of documents in the
 index

Former-commit-id: a88ba4ac5e919f0cac03e08c04d8f4554a22903b
---
 .../dependencycheck/data/cpe/CpeIndexReader.java     | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/dependency-check-core/src/main/java/org/owasp/dependencycheck/data/cpe/CpeIndexReader.java b/dependency-check-core/src/main/java/org/owasp/dependencycheck/data/cpe/CpeIndexReader.java
index f1f0a5581..a34dace2b 100644
--- a/dependency-check-core/src/main/java/org/owasp/dependencycheck/data/cpe/CpeIndexReader.java
+++ b/dependency-check-core/src/main/java/org/owasp/dependencycheck/data/cpe/CpeIndexReader.java
@@ -194,4 +194,16 @@ public class CpeIndexReader extends BaseIndex {
             vendorSearchFieldAnalyzer.clear();
         }
     }
+
+    /**
+     * Returns the number of CPE entries stored in the index.
+     *
+     * @return the number of CPE entries stored in the index
+     */
+    public int numDocs() {
+        if (indexReader == null) {
+            return -1;
+        }
+        return indexReader.numDocs();
+    }
 }