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improve performance of diff command

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This commit is contained in:
Sebastian Sdorra
2012-07-05 18:09:27 +02:00
parent 78925d54cd
commit 536f63e6df
1 changed files with 23 additions and 10 deletions
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33
scm-plugins/scm-hg-plugin/src/main/java/sonia/scm/repository/spi/HgDiffCommand.java
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@@ -36,6 +36,8 @@ package sonia.scm.repository.spi;
//~--- non-JDK imports --------------------------------------------------------
import com.google.common.base.Strings;
import com.google.common.io.ByteStreams;
import com.google.common.io.Closeables;
import sonia.scm.repository.Repository;
import sonia.scm.repository.RepositoryException;
@@ -44,6 +46,7 @@ import sonia.scm.web.HgUtil;
//~--- JDK imports ------------------------------------------------------------
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
/**
@@ -81,22 +84,32 @@ public class HgDiffCommand extends AbstractCommand implements DiffCommand
public void getDiffResult(DiffCommandRequest request, OutputStream output)
throws IOException, RepositoryException
{
com.aragost.javahg.Repository hgRepo = open();
com.aragost.javahg.commands.DiffCommand cmd =
com.aragost.javahg.commands.DiffCommand.on(open());
com.aragost.javahg.commands.DiffCommand.on(hgRepo);
cmd.change(HgUtil.getRevision(request.getRevision()));
String diff = null;
InputStream inputStream = null;
if (!Strings.isNullOrEmpty(request.getPath()))
try
{
diff = cmd.execute(request.getPath());
}
else
{
diff = cmd.execute();
}
output.write(diff.getBytes());
if (!Strings.isNullOrEmpty(request.getPath()))
{
inputStream = cmd.stream(hgRepo.file(request.getPath()));
}
else
{
inputStream = cmd.stream();
}
ByteStreams.copy(inputStream, output);
}
finally
{
Closeables.closeQuietly(inputStream);
}
}
}