Manage CheckoutConflictException in pgm

Change-Id: I49f92bf7cafc80404f0bd07d62ff4b25e4db6e7c
Signed-off-by: Axel Richard <axel.richard@obeo.fr>
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

org.eclipse.jgit.pgm/resources/org/eclipse/jgit/pgm/internal/CLIText.properties

@@ -36,6 +36,8 @@ cantFindGitDirectory=error: can't find git directory
 cantWrite=Can't write {0}
 changesNotStagedForCommit=Changes not staged for commit:
 changesToBeCommitted=Changes to be committed:
+checkoutConflict=error: Your local changes to the following files would be overwritten by checkout:
+checkoutConflictPathLine=\t{0}
 commitLabel=commit
 configFileNotFound=configuration file {0} not found
 conflictingUsageOf_git_dir_andArguments=conflicting usage of --git-dir and arguments

org.eclipse.jgit.pgm/src/org/eclipse/jgit/pgm/Checkout.java

@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2010, 2012 Chris Aniszczyk <caniszczyk@gmail.com>
+ * Copyright (C) 2013, Obeo
  * and other copyright owners as documented in the project's IP log.
  *
  * This program and the accompanying materials are made available
@@ -47,6 +48,7 @@ import java.text.MessageFormat;
 
 import org.eclipse.jgit.api.CheckoutCommand;
 import org.eclipse.jgit.api.Git;
+import org.eclipse.jgit.api.errors.CheckoutConflictException;
 import org.eclipse.jgit.api.errors.RefAlreadyExistsException;
 import org.eclipse.jgit.api.errors.RefNotFoundException;
 import org.eclipse.jgit.lib.Constants;
@@ -107,6 +109,11 @@ class Checkout extends TextBuiltin {
 		} catch (RefAlreadyExistsException e) {
 			throw die(MessageFormat.format(CLIText.get().branchAlreadyExists,
 					name));
+		} catch (CheckoutConflictException e) {
+			outw.println(CLIText.get().checkoutConflict);
+			for (String path : e.getConflictingPaths())
+				outw.println(MessageFormat.format(
+						CLIText.get().checkoutConflictPathLine, path));
 		}
 	}
 }

org.eclipse.jgit.pgm/src/org/eclipse/jgit/pgm/internal/CLIText.java

@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2010, 2013 Sasa Zivkov <sasa.zivkov@sap.com>
+ * Copyright (C) 2013, Obeo
  * and other copyright owners as documented in the project's IP log.
  *
  * This program and the accompanying materials are made available
@@ -106,6 +107,8 @@ public class CLIText extends TranslationBundle {
 	/***/ public String cantWrite;
 	/***/ public String changesNotStagedForCommit;
 	/***/ public String changesToBeCommitted;
+	/***/ public String checkoutConflict;
+	/***/ public String checkoutConflictPathLine;
 	/***/ public String commitLabel;
 	/***/ public String conflictingUsageOf_git_dir_andArguments;
 	/***/ public String couldNotCreateBranch;