upgraded parent pom

git-svn-id: https://svn.apache.org/repos/asf/maven/shared/trunk@1635410 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 60ce91e..9505b08 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
   <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/dependency/analyzer/DefaultClassAnalyzer.java b/src/main/java/org/apache/maven/shared/dependency/analyzer/DefaultClassAnalyzer.java
index 4f5d932..89c3a15 100644
--- a/src/main/java/org/apache/maven/shared/dependency/analyzer/DefaultClassAnalyzer.java
+++ b/src/main/java/org/apache/maven/shared/dependency/analyzer/DefaultClassAnalyzer.java
@@ -47,11 +47,12 @@
         {
             ClassFileVisitorUtils.accept( url, visitor );
         }
-        catch( ZipException e )
+        catch ( ZipException e )
         {
             // since the current ZipException gives no indication what jar file is corrupted
             // we prefer to wrap another ZipException for better error visibility
-            ZipException ze = new ZipException( "Cannot process Jar entry on URL: " + url + " due to " + e.getMessage() );
+            ZipException ze =
+                new ZipException( "Cannot process Jar entry on URL: " + url + " due to " + e.getMessage() );
             ze.initCause( e );
             throw ze;
         }
diff --git a/src/main/java/org/apache/maven/shared/dependency/analyzer/DefaultProjectDependencyAnalyzer.java b/src/main/java/org/apache/maven/shared/dependency/analyzer/DefaultProjectDependencyAnalyzer.java
index e7cf700..7f6df23 100644
--- a/src/main/java/org/apache/maven/shared/dependency/analyzer/DefaultProjectDependencyAnalyzer.java
+++ b/src/main/java/org/apache/maven/shared/dependency/analyzer/DefaultProjectDependencyAnalyzer.java
@@ -175,6 +175,7 @@
                     }
                     catch ( IOException ignore )
                     {
+                        // ingore
                     }
                 }
             }
@@ -225,7 +226,8 @@
         return declaredArtifacts;
     }
 
-    private Set<Artifact> buildUsedArtifacts( Map<Artifact, Set<String>> artifactClassMap, Set<String> dependencyClasses )
+    private Set<Artifact> buildUsedArtifacts( Map<Artifact, Set<String>> artifactClassMap,
+                                              Set<String> dependencyClasses )
     {
         Set<Artifact> usedArtifacts = new HashSet<Artifact>();
 
diff --git a/src/main/java/org/apache/maven/shared/dependency/analyzer/ProjectDependencyAnalysis.java b/src/main/java/org/apache/maven/shared/dependency/analyzer/ProjectDependencyAnalysis.java
index ebd347a..ebfdec2 100644
--- a/src/main/java/org/apache/maven/shared/dependency/analyzer/ProjectDependencyAnalysis.java
+++ b/src/main/java/org/apache/maven/shared/dependency/analyzer/ProjectDependencyAnalysis.java
@@ -153,7 +153,7 @@
             StringBuilder builder = new StringBuilder();
             if ( !forced.isEmpty() )
             {
-                builder.append("not declared: ").append(forced);
+                builder.append( "not declared: " ).append( forced );
             }
             if ( !used.isEmpty() )
             {
@@ -161,7 +161,7 @@
                 {
                     builder.append( " and " );
                 }
-                builder.append("declared but already detected as used: ").append(used);
+                builder.append( "declared but already detected as used: " ).append( used );
             }
             throw new ProjectDependencyAnalyzerException( "Trying to force use of dependencies which are " + builder );
         }
@@ -214,7 +214,7 @@
 
         if ( !getUsedUndeclaredArtifacts().isEmpty() )
         {
-            if ( buffer.length() > 0)
+            if ( buffer.length() > 0 )
             {
                 buffer.append( "," );
             }
@@ -224,7 +224,7 @@
 
         if ( !getUnusedDeclaredArtifacts().isEmpty() )
         {
-            if ( buffer.length() > 0)
+            if ( buffer.length() > 0 )
             {
                 buffer.append( "," );
             }
@@ -244,7 +244,7 @@
 
     private Set<Artifact> safeCopy( Set<Artifact> set )
     {
-        return ( set == null ) ? Collections.<Artifact> emptySet()
+        return ( set == null ) ? Collections.<Artifact>emptySet()
                         : Collections.unmodifiableSet( new LinkedHashSet<Artifact>( set ) );
     }
 }
diff --git a/src/main/java/org/apache/maven/shared/dependency/analyzer/asm/ResultCollector.java b/src/main/java/org/apache/maven/shared/dependency/analyzer/asm/ResultCollector.java
index 06d051b..187c63e 100644
--- a/src/main/java/org/apache/maven/shared/dependency/analyzer/asm/ResultCollector.java
+++ b/src/main/java/org/apache/maven/shared/dependency/analyzer/asm/ResultCollector.java
@@ -72,6 +72,8 @@
             case Type.OBJECT:
                 addName( t.getClassName().replace( '.', '/' ) );
                 break;
+
+            default:
         }
     }