1 files changed, 60 insertions, 0 deletions
diff --git a/src/main/java/com/gitblit/utils/DiffStatFormatter.java b/src/main/java/com/gitblit/utils/DiffStatFormatter.java
new file mode 100644
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+++ b/src/main/java/com/gitblit/utils/DiffStatFormatter.java
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+/*
+ * Copyright 2013 gitblit.com.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.gitblit.utils;
+
+import java.io.IOException;
+
+import org.eclipse.jgit.diff.DiffEntry;
+import org.eclipse.jgit.diff.DiffFormatter;
+import org.eclipse.jgit.diff.RawText;
+import org.eclipse.jgit.util.io.NullOutputStream;
+
+import com.gitblit.models.PathModel.PathChangeModel;
+import com.gitblit.utils.DiffUtils.DiffStat;
+
+/**
+ * Calculates a DiffStat.
+ *
+ * @author James Moger
+ *
+ */
+public class DiffStatFormatter extends DiffFormatter {
+
+	private final DiffStat diffStat;
+
+	private PathChangeModel path;
+
+	public DiffStatFormatter(String commitId) {
+		super(NullOutputStream.INSTANCE);
+		diffStat = new DiffStat(commitId);
+	}
+
+	@Override
+	public void format(DiffEntry entry) throws IOException {
+		path = diffStat.addPath(entry);
+		super.format(entry);
+	}
+
+	@Override
+	protected void writeLine(final char prefix, final RawText text, final int cur)
+			throws IOException {
+		path.update(prefix);
+	}
+
+	public DiffStat getDiffStat() {
+		return diffStat;
+	}
+}