[JGIT PATCH 4/4] Teach WindowCacheConfig to read core.packedgit* settings from config

["Shawn O. Pearce" <spearce@spearce.org>]

This may help applications which want to read configuration from
the current repository, or from ~/.gitconfig when picking the access
strategy for the current process.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
---
 .../org/spearce/jgit/lib/WindowCacheConfig.java    |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/org.spearce.jgit/src/org/spearce/jgit/lib/WindowCacheConfig.java b/org.spearce.jgit/src/org/spearce/jgit/lib/WindowCacheConfig.java
index d906a7c..ea28164 100644
--- a/org.spearce.jgit/src/org/spearce/jgit/lib/WindowCacheConfig.java
+++ b/org.spearce.jgit/src/org/spearce/jgit/lib/WindowCacheConfig.java
@@ -151,4 +151,20 @@ public int getDeltaBaseCacheLimit() {
 	public void setDeltaBaseCacheLimit(final int newLimit) {
 		deltaBaseCacheLimit = newLimit;
 	}
+
+	/**
+	 * Update properties by setting fields from the configuration.
+	 * <p>
+	 * If a property is not defined in the configuration, then it is left
+	 * unmodified.
+	 *
+	 * @param rc configuration to read properties from.
+	 */
+	public void fromConfig(final RepositoryConfig rc) {
+		setPackedGitOpenFiles(rc.getInt("core", null, "packedgitopenfiles", getPackedGitOpenFiles()));
+		setPackedGitLimit(rc.getInt("core", null, "packedgitlimit", getPackedGitLimit()));
+		setPackedGitWindowSize(rc.getInt("core", null, "packedgitwindowsize", getPackedGitWindowSize()));
+		setPackedGitMMAP(rc.getBoolean("core", null, "packedgitmmap", isPackedGitMMAP()));
+		setDeltaBaseCacheLimit(rc.getInt("core", null, "deltabasecachelimit", getDeltaBaseCacheLimit()));
+	}
 }
-- 
1.6.2.1.286.g8173