upgraded parent pom

git-svn-id: https://svn.apache.org/repos/asf/maven/shared/trunk@1635402 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 2902a60..7d6aa04 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.maven.shared</groupId>
     <artifactId>maven-shared-components</artifactId>
-    <version>20</version>
+    <version>21</version>
     <relativePath>../maven-shared-components/pom.xml</relativePath>
   </parent>
 
diff --git a/src/main/java/org/apache/maven/shared/repository/DefaultRepositoryAssembler.java b/src/main/java/org/apache/maven/shared/repository/DefaultRepositoryAssembler.java
index f014e35..9579770 100644
--- a/src/main/java/org/apache/maven/shared/repository/DefaultRepositoryAssembler.java
+++ b/src/main/java/org/apache/maven/shared/repository/DefaultRepositoryAssembler.java
@@ -335,7 +335,8 @@
 
                     writeChecksums( targetFile );
 
-                    addPomWithAncestry( a, project.getRemoteArtifactRepositories(), localRepository, targetRepository, groupVersionAlignments, project );
+                    addPomWithAncestry( a, project.getRemoteArtifactRepositories(), localRepository, targetRepository,
+                                        groupVersionAlignments, project );
                 }
             }
         }
@@ -383,9 +384,12 @@
             {
                 artifact.isSnapshot();
 
-                Artifact pomArtifact = artifactFactory.createProjectArtifact( artifact.getGroupId(), artifact.getArtifactId(), artifact.getBaseVersion() );
+                Artifact pomArtifact =
+                    artifactFactory.createProjectArtifact( artifact.getGroupId(), artifact.getArtifactId(),
+                                                           artifact.getBaseVersion() );
 
-                getLogger().debug( "Building MavenProject instance for: " + pomArtifact + ". NOTE: This SHOULD BE available in the Artifact API! ...but it's not." );
+                getLogger().debug( "Building MavenProject instance for: " + pomArtifact
+                                       + ". NOTE: This SHOULD BE available in the Artifact API! ...but it's not." );
                 p = projectBuilder.buildFromRepository( pomArtifact, remoteArtifactRepositories, localRepository );
             }
             catch ( ProjectBuildingException e )
@@ -401,10 +405,10 @@
             p = p.getParent();
         }
 
-        while( p != null )
+        while ( p != null )
         {
-            Artifact destArtifact = artifactFactory.createProjectArtifact( p.getGroupId(), p.getArtifactId(), p
-                .getVersion() );
+            Artifact destArtifact =
+                artifactFactory.createProjectArtifact( p.getGroupId(), p.getArtifactId(), p.getVersion() );
 
             setAlignment( destArtifact, groupVersionAlignments );
 
@@ -414,8 +418,8 @@
             if ( ( sourceFile == null ) || !sourceFile.exists() )
             {
                 // something that hasn't been realigned yet...we want to read from the original location.
-                Artifact srcArtifact = artifactFactory.createProjectArtifact( p.getGroupId(), p.getArtifactId(), p
-                                                                               .getVersion() );
+                Artifact srcArtifact =
+                    artifactFactory.createProjectArtifact( p.getGroupId(), p.getArtifactId(), p.getVersion() );
 
                 sourceFile = new File( localRepository.getBasedir(), localRepository.pathOf( srcArtifact ) );
             }
@@ -627,7 +631,7 @@
 
             field.setAccessible( false );
         }
-        catch( NoSuchFieldException e )
+        catch ( NoSuchFieldException e )
         {
             // fine... no field, no cache. we'll ignore it.
         }
@@ -654,9 +658,8 @@
         DependencyManagement dependencyManagement = project.getModel().getDependencyManagement();
 
         Map map = null;
-        List deps;
-        if ( ( dependencyManagement != null ) && ( ( deps = dependencyManagement.getDependencies() ) != null )
-             && ( deps.size() > 0 ) )
+        List deps = ( dependencyManagement == null ) ? null : dependencyManagement.getDependencies();
+        if ( ( deps != null ) && ( deps.size() > 0 ) )
         {
             map = new HashMap();
 
diff --git a/src/main/java/org/apache/maven/shared/repository/RepositoryAssembler.java b/src/main/java/org/apache/maven/shared/repository/RepositoryAssembler.java
index ceec21e..fb841bc 100644
--- a/src/main/java/org/apache/maven/shared/repository/RepositoryAssembler.java
+++ b/src/main/java/org/apache/maven/shared/repository/RepositoryAssembler.java
@@ -30,7 +30,7 @@
 {
     String ROLE = RepositoryAssembler.class.getName();
 
-    public void buildRemoteRepository( File repositoryDirectory, RepositoryInfo repository,
-                                       RepositoryBuilderConfigSource configSource )
+    void buildRemoteRepository( File repositoryDirectory, RepositoryInfo repository,
+                                RepositoryBuilderConfigSource configSource )
         throws RepositoryAssemblyException;
 }
diff --git a/src/main/java/org/apache/maven/shared/repository/RepositoryBuilderConfigSource.java b/src/main/java/org/apache/maven/shared/repository/RepositoryBuilderConfigSource.java
index 60c9d67..1aa6cad 100644
--- a/src/main/java/org/apache/maven/shared/repository/RepositoryBuilderConfigSource.java
+++ b/src/main/java/org/apache/maven/shared/repository/RepositoryBuilderConfigSource.java
@@ -22,6 +22,9 @@
 import org.apache.maven.artifact.repository.ArtifactRepository;
 import org.apache.maven.project.MavenProject;
 
+/**
+ * 
+ */
 public interface RepositoryBuilderConfigSource
 {
 
diff --git a/src/main/java/org/apache/maven/shared/repository/model/DefaultRepositoryInfo.java b/src/main/java/org/apache/maven/shared/repository/model/DefaultRepositoryInfo.java
index 63d10df..4b12257 100644
--- a/src/main/java/org/apache/maven/shared/repository/model/DefaultRepositoryInfo.java
+++ b/src/main/java/org/apache/maven/shared/repository/model/DefaultRepositoryInfo.java
@@ -23,6 +23,9 @@
 
 import java.util.List;
 
+/**
+ * 
+ */
 public class DefaultRepositoryInfo
     implements RepositoryInfo
 {
diff --git a/src/main/java/org/apache/maven/shared/repository/model/GroupVersionAlignment.java b/src/main/java/org/apache/maven/shared/repository/model/GroupVersionAlignment.java
index ba34979..b5288fb 100644
--- a/src/main/java/org/apache/maven/shared/repository/model/GroupVersionAlignment.java
+++ b/src/main/java/org/apache/maven/shared/repository/model/GroupVersionAlignment.java
@@ -21,6 +21,9 @@
 
 import java.util.List;
 
+/**
+ * 
+ */
 public interface GroupVersionAlignment
 {
 
diff --git a/src/main/java/org/apache/maven/shared/repository/model/RepositoryInfo.java b/src/main/java/org/apache/maven/shared/repository/model/RepositoryInfo.java
index 72f0d22..00bdd33 100644
--- a/src/main/java/org/apache/maven/shared/repository/model/RepositoryInfo.java
+++ b/src/main/java/org/apache/maven/shared/repository/model/RepositoryInfo.java
@@ -21,6 +21,9 @@
 
 import java.util.List;
 
+/**
+ * 
+ */
 public interface RepositoryInfo
 {