From edd5a395dd96699f91c463c0e0409a7488814775 Mon Sep 17 00:00:00 2001
From: Roland Grunberg <rgrunber@redhat.com>
Date: Tue, 16 Aug 2016 17:51:46 -0400
Subject: [PATCH] Skip loading droplets in the configuration during
 reconciliation.

The reconciler attempts to load droplets as extended locations, which
seems to be an expensive operation. Avoid doing this for the sake of
efficiency.

Change-Id: Iaf07aacb2d7eaabf3730654e757e69d22f0bc4ab
---
 .../internal/p2/reconciler/dropins/PlatformXmlListener.java | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git rt.equinox.p2/bundles/org.eclipse.equinox.p2.reconciler.dropins/src/org/eclipse/equinox/internal/p2/reconciler/dropins/PlatformXmlListener.java rt.equinox.p2/bundles/org.eclipse.equinox.p2.reconciler.dropins/src/org/eclipse/equinox/internal/p2/reconciler/dropins/PlatformXmlListener.java
index 802ee1b..74023fe 100644
--- rt.equinox.p2/bundles/org.eclipse.equinox.p2.reconciler.dropins/src/org/eclipse/equinox/internal/p2/reconciler/dropins/PlatformXmlListener.java
+++ rt.equinox.p2/bundles/org.eclipse.equinox.p2.reconciler.dropins/src/org/eclipse/equinox/internal/p2/reconciler/dropins/PlatformXmlListener.java
@@ -171,11 +171,24 @@ public class PlatformXmlListener extends DirectoryChangeListener {
 	 * Ensure that we have a repository for each site in the given configuration.
 	 */
 	protected void synchronizeConfiguration(Configuration config) {
+		String fragments = System.getProperty("p2.fragments");
 		List<Site> sites = config.getSites();
 		Set<IMetadataRepository> newRepos = new LinkedHashSet<>();
 		Set<Site> toBeRemoved = new HashSet<>();
 		for (Site site : sites) {
 			String siteURL = site.getUrl();
+			if (fragments != null) {
+				String[] rootPaths = fragments.split(",");
+				boolean skip = false;
+				for (String path : rootPaths) {
+					if (siteURL.startsWith("file:" + path)) {
+						skip = true;
+					}
+				}
+				if (skip) {
+					continue;
+				}
+			}
 			IMetadataRepository match = getMatchingRepo(Activator.getRepositories(), siteURL);
 			if (match == null) {
 				try {
-- 
2.7.4