Add localization support

Author: LinuxSuRen

src/main/java/hudson/plugins/git/extensions/impl/CheckoutOption.java

@@ -7,6 +7,7 @@
 import hudson.model.TaskListener;
 import hudson.plugins.git.GitException;
 import hudson.plugins.git.GitSCM;
+import hudson.plugins.git.Messages;
 import hudson.plugins.git.extensions.FakeGitSCMExtension;
 import hudson.plugins.git.extensions.GitSCMExtensionDescriptor;
 import java.io.IOException;
@@ -101,7 +102,7 @@ public static class DescriptorImpl extends GitSCMExtensionDescriptor {
          */
         @Override
         public String getDisplayName() {
-            return "Advanced checkout behaviours";
+            return Messages.advanced_checkout_behaviours();
         }
     }
 

src/main/java/hudson/plugins/git/extensions/impl/CloneOption.java

@@ -238,7 +238,7 @@ public static class DescriptorImpl extends GitSCMExtensionDescriptor {
          */
         @Override
         public String getDisplayName() {
-            return "Advanced clone behaviours";
+            return Messages.Advanced_clone_behaviours();
         }
     }
 

src/main/java/hudson/plugins/git/extensions/impl/LocalBranch.java

@@ -3,6 +3,7 @@
 import edu.umd.cs.findbugs.annotations.CheckForNull;
 import hudson.Extension;
 import hudson.Util;
+import hudson.plugins.git.Messages;
 import hudson.plugins.git.extensions.FakeGitSCMExtension;
 import hudson.plugins.git.extensions.GitSCMExtensionDescriptor;
 import java.util.Objects;
@@ -73,7 +74,7 @@ public static class DescriptorImpl extends GitSCMExtensionDescriptor {
          */
         @Override
         public String getDisplayName() {
-            return "Check out to specific local branch";
+            return Messages.check_out_to_specific_local_branch();
         }
     }
 }

src/main/java/hudson/plugins/git/extensions/impl/RelativeTargetDirectory.java

@@ -7,6 +7,7 @@
 import hudson.model.TaskListener;
 import hudson.plugins.git.GitException;
 import hudson.plugins.git.GitSCM;
+import hudson.plugins.git.Messages;
 import hudson.plugins.git.extensions.GitSCMExtension;
 import hudson.plugins.git.extensions.GitSCMExtensionDescriptor;
 import org.kohsuke.stapler.DataBoundConstructor;
@@ -44,7 +45,7 @@ public FilePath getWorkingDirectory(GitSCM scm, Job<?, ?> context, FilePath work
     public static class DescriptorImpl extends GitSCMExtensionDescriptor {
         @Override
         public String getDisplayName() {
-            return "Check out to a sub-directory";
+            return Messages.check_out_to_a_sub_directory();
         }
     }
 }

src/main/java/hudson/plugins/git/extensions/impl/SubmoduleOption.java

@@ -5,6 +5,7 @@
 import hudson.model.TaskListener;
 import hudson.plugins.git.GitException;
 import hudson.plugins.git.GitSCM;
+import hudson.plugins.git.Messages;
 import hudson.plugins.git.SubmoduleCombinator;
 import hudson.plugins.git.extensions.GitSCMExtension;
 import hudson.plugins.git.extensions.GitSCMExtensionDescriptor;
@@ -228,7 +229,7 @@ public static class DescriptorImpl extends GitSCMExtensionDescriptor {
          */
         @Override
         public String getDisplayName() {
-            return "Advanced sub-modules behaviours";
+            return Messages.advanced_sub_modules_behaviours();
         }
     }
 }

src/main/java/jenkins/plugins/git/GitSCMSource.java

@@ -526,13 +526,13 @@ public List<NamedArrayList<? extends SCMSourceTraitDescriptor>> getTraitsDescrip
             List<NamedArrayList<? extends SCMSourceTraitDescriptor>> result = new ArrayList<>();
             List<SCMSourceTraitDescriptor> descriptors =
                     SCMSourceTrait._for(this, GitSCMSourceContext.class, GitSCMBuilder.class);
-            NamedArrayList.select(descriptors, "Within Repository",
+            NamedArrayList.select(descriptors, Messages.within_Repository(),
                     NamedArrayList.anyOf(
                             NamedArrayList.withAnnotation(Selection.class),
                             NamedArrayList.withAnnotation(Discovery.class)
                     ),
                     true, result);
-            NamedArrayList.select(descriptors, "Additional", null, true, result);
+            NamedArrayList.select(descriptors, Messages.additional(), null, true, result);
             return result;
         }
 

src/main/java/jenkins/plugins/git/traits/CloneOptionTrait.java

@@ -56,7 +56,7 @@ public static class DescriptorImpl extends GitSCMExtensionTraitDescriptor {
          */
         @Override
         public String getDisplayName() {
-            return "Advanced clone behaviours";
+            return Messages.Advanced_clone_behaviours();
         }
     }
 }

src/main/resources/hudson/plugins/git/Messages.properties

@@ -10,4 +10,9 @@ GitPublisher.Check.TagName=Tag Name
 GitPublisher.Check.BranchName=Branch Name
 GitPublisher.Check.Note=Note
 GitPublisher.Check.RemoteName=Remote Name
-GitPublisher.Check.Required={0} is required.
+GitPublisher.Check.Required={0} is required.
+
+check.out.to.specific.local.branch=Check out to specific local branch
+advanced.sub_modules.behaviours=Advanced sub-modules behaviours
+check.out.to.a.sub_directory=Check out to a sub-directory
+advanced.checkout.behaviours=Advanced checkout behaviours

src/main/resources/hudson/plugins/git/extensions/impl/Messages.properties

@@ -0,0 +1 @@
+Advanced.clone.behaviours=Advanced clone behaviours

src/main/resources/jenkins/plugins/git/Messages.properties

@@ -23,3 +23,5 @@
 #
 GitSCMSource.DisplayName=Git
 GitStep.git=Git
+within.Repository=Within Repository
+additional=Additional