improve exception handling

This commit is contained in:
Sebastian Sdorra
2013-05-10 13:02:35 +02:00
parent f4a3bc57c3
commit fb59c5cd56
6 changed files with 111 additions and 7 deletions

View File

@@ -33,6 +33,7 @@ package sonia.scm.repository.api;
//~--- non-JDK imports --------------------------------------------------------
import java.io.IOException;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.subject.Subject;
@@ -41,6 +42,7 @@ import sonia.scm.repository.ChangesetPagingResult;
import sonia.scm.repository.PermissionType;
import sonia.scm.repository.PreProcessorUtil;
import sonia.scm.repository.Repository;
import sonia.scm.repository.RepositoryException;
import sonia.scm.repository.spi.IncomingCommand;
import sonia.scm.repository.spi.IncomingCommandRequest;
import sonia.scm.security.RepositoryPermission;
@@ -82,7 +84,7 @@ public final class IncomingCommandBuilder
* @return incoming changesets
*/
public ChangesetPagingResult getIncomingChangesets(
Repository remoteRepository)
Repository remoteRepository) throws IOException, RepositoryException
{
Subject subject = SecurityUtils.getSubject();

View File

@@ -28,6 +28,7 @@
*/
package sonia.scm.repository.api;
import java.io.IOException;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.subject.Subject;
import sonia.scm.cache.CacheManager;
@@ -35,6 +36,7 @@ import sonia.scm.repository.ChangesetPagingResult;
import sonia.scm.repository.PermissionType;
import sonia.scm.repository.PreProcessorUtil;
import sonia.scm.repository.Repository;
import sonia.scm.repository.RepositoryException;
import sonia.scm.repository.spi.OutgoingCommand;
import sonia.scm.repository.spi.OutgoingCommandRequest;
import sonia.scm.security.RepositoryPermission;
@@ -76,7 +78,7 @@ public final class OutgoingCommandBuilder
* @return outgoing changesets
*/
public ChangesetPagingResult getOutgoingChangesets(
Repository remoteRepository)
Repository remoteRepository) throws IOException, RepositoryException
{
Subject subject = SecurityUtils.getSubject();

View File

@@ -34,6 +34,11 @@ package sonia.scm.repository.spi;
//~--- non-JDK imports --------------------------------------------------------
import sonia.scm.repository.ChangesetPagingResult;
import sonia.scm.repository.RepositoryException;
//~--- JDK imports ------------------------------------------------------------
import java.io.IOException;
/**
*
@@ -50,7 +55,11 @@ public interface IncomingCommand
* @param request
*
* @return
*
* @throws IOException
* @throws RepositoryException
*/
public ChangesetPagingResult getIncomingChangesets(
IncomingCommandRequest request);
IncomingCommandRequest request)
throws IOException, RepositoryException;
}

View File

@@ -34,6 +34,11 @@ package sonia.scm.repository.spi;
//~--- non-JDK imports --------------------------------------------------------
import sonia.scm.repository.ChangesetPagingResult;
import sonia.scm.repository.RepositoryException;
//~--- JDK imports ------------------------------------------------------------
import java.io.IOException;
/**
*
@@ -50,7 +55,11 @@ public interface OutgoingCommand
* @param request
*
* @return
*
* @throws IOException
* @throws RepositoryException
*/
public ChangesetPagingResult getOutgoingChangesets(
OutgoingCommandRequest request);
OutgoingCommandRequest request)
throws IOException, RepositoryException;
}

View File

@@ -33,16 +33,20 @@ package sonia.scm.repository.spi;
//~--- non-JDK imports --------------------------------------------------------
import com.aragost.javahg.commands.ExecutionException;
import sonia.scm.repository.Changeset;
import sonia.scm.repository.ChangesetPagingResult;
import sonia.scm.repository.HgRepositoryHandler;
import sonia.scm.repository.Repository;
import sonia.scm.repository.RepositoryException;
import sonia.scm.repository.spi.javahg.HgIncomingChangesetCommand;
//~--- JDK imports ------------------------------------------------------------
import java.io.File;
import java.util.Collections;
import java.util.List;
/**
@@ -53,6 +57,11 @@ public class HgIncomingCommand extends AbstractCommand
implements IncomingCommand
{
/** Field description */
private static final int NO_INCOMING_CHANGESETS = 1;
//~--- constructors ---------------------------------------------------------
/**
* Constructs ...
*
@@ -77,10 +86,13 @@ public class HgIncomingCommand extends AbstractCommand
* @param request
*
* @return
*
* @throws RepositoryException
*/
@Override
public ChangesetPagingResult getIncomingChangesets(
IncomingCommandRequest request)
throws RepositoryException
{
File remoteRepository = handler.getDirectory(request.getRemoteRepository());
@@ -88,8 +100,25 @@ public class HgIncomingCommand extends AbstractCommand
// TODO implement paging
List<Changeset> changesets =
on(repository).execute(remoteRepository.getAbsolutePath());
List<Changeset> changesets;
try
{
changesets = on(repository).execute(remoteRepository.getAbsolutePath());
}
catch (ExecutionException ex)
{
if (ex.getCommand().getReturnCode() == NO_INCOMING_CHANGESETS)
{
changesets = Collections.EMPTY_LIST;
}
else
{
throw new RepositoryException("could not execute incoming command", ex);
}
}
return new ChangesetPagingResult(changesets.size(), changesets);
}

View File

@@ -38,6 +38,7 @@ import com.aragost.javahg.Changeset;
import org.junit.Test;
import sonia.scm.repository.ChangesetPagingResult;
import sonia.scm.repository.RepositoryException;
import static org.junit.Assert.*;
@@ -57,9 +58,11 @@ public class HgIncomingCommandTest extends IncomingOutgoingTestBase
*
*
* @throws IOException
* @throws RepositoryException
*/
@Test
public void testGetIncomingChangesets() throws IOException
public void testGetIncomingChangesets()
throws IOException, RepositoryException
{
writeNewFile(outgoing, outgoingDirectory, "a.txt", "Content of file a.txt");
writeNewFile(outgoing, outgoingDirectory, "b.txt", "Content of file b.txt");
@@ -84,6 +87,56 @@ public class HgIncomingCommandTest extends IncomingOutgoingTestBase
assertChangesetsEqual(c2, cpr.getChangesets().get(1));
}
/**
* Method description
*
*
* @throws RepositoryException
*/
@Test
public void testGetIncomingChangesetsWithEmptyRepository()
throws RepositoryException
{
HgIncomingCommand cmd = createIncomingCommand();
IncomingCommandRequest request = new IncomingCommandRequest();
request.setRemoteRepository(outgoingRepository);
ChangesetPagingResult cpr = cmd.getIncomingChangesets(request);
assertNotNull(cpr);
assertEquals(0, cpr.getTotal());
}
/**
* Method description
*
*
* @throws IOException
* @throws RepositoryException
*/
@Test(expected = RepositoryException.class)
public void testGetIncomingChangesetsWithUnrelatedRepository()
throws IOException, RepositoryException
{
writeNewFile(outgoing, outgoingDirectory, "a.txt", "Content of file a.txt");
writeNewFile(outgoing, outgoingDirectory, "b.txt", "Content of file b.txt");
commit(outgoing, "added a and b");
writeNewFile(incoming, incomingDirectory, "c.txt", "Content of file c.txt");
writeNewFile(incoming, incomingDirectory, "d.txt", "Content of file d.txt");
commit(incoming, "added c and d");
HgIncomingCommand cmd = createIncomingCommand();
IncomingCommandRequest request = new IncomingCommandRequest();
request.setRemoteRepository(outgoingRepository);
cmd.getIncomingChangesets(request);
}
/**
* Method description
*