diff options
Diffstat (limited to 'org.eclipse.jgit')
3 files changed, 27 insertions, 4 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) diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/storage/dfs/DfsInserter.java b/org.eclipse.jgit/src/org/eclipse/jgit/storage/dfs/DfsInserter.java index 335e284e2b..e80a324752 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/storage/dfs/DfsInserter.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/storage/dfs/DfsInserter.java @@ -116,7 +116,7 @@ public class DfsInserter extends ObjectInserter { @Override public ObjectId insert(int type, long len, InputStream in) throws IOException { - byte[] buf = buffer(); + byte[] buf = buffer(len); if (len <= buf.length) { IO.readFully(in, buf, 0, (int) len); return insert(type, buf, 0, (int) len); diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/storage/file/ObjectDirectoryInserter.java b/org.eclipse.jgit/src/org/eclipse/jgit/storage/file/ObjectDirectoryInserter.java index ffd5c4149f..75f6b0bdaa 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/storage/file/ObjectDirectoryInserter.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/storage/file/ObjectDirectoryInserter.java @@ -95,8 +95,8 @@ class ObjectDirectoryInserter extends ObjectInserter { @Override public ObjectId insert(final int type, long len, final InputStream is) throws IOException { - if (len <= buffer().length) { - byte[] buf = buffer(); + byte[] buf = buffer(len); + if (len <= buf.length) { int actLen = IO.readFully(is, buf, 0); return insert(type, buf, 0, actLen); |