diff options
Diffstat (limited to 'org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectInserter.java')
| -rw-r--r-- | org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectInserter.java | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectInserter.java b/org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectInserter.java index 0355e56f5f..e03fe35719 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectInserter.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectInserter.java @@ -109,6 +109,29 @@ public abstract class ObjectInserter { return tempBuffer; } + static private final int tempBufSize; + static { + String s = System.getProperty("jgit.tempbufmaxsize"); + if (s != null) + tempBufSize = Integer.parseInt(s); + else + tempBufSize = 1000000; + } + + /** + * @param hintSize + * @return a temporary byte array for use by the caller + */ + protected byte[] buffer(long hintSize) { + if (hintSize >= tempBufSize) + tempBuffer = new byte[0]; + else if (tempBuffer == null) + tempBuffer = new byte[(int) hintSize]; + else if (tempBuffer.length < hintSize) + tempBuffer = new byte[(int) hintSize]; + return tempBuffer; + } + /** @return digest to help compute an ObjectId */ protected MessageDigest digest() { digest.reset(); @@ -172,7 +195,7 @@ public abstract class ObjectInserter { md.update((byte) ' '); md.update(Constants.encodeASCII(length)); md.update((byte) 0); - byte[] buf = buffer(); + byte[] buf = buffer(length); while (length > 0) { int n = in.read(buf, 0, (int) Math.min(length, buf.length)); if (n < 0) |