Fix errors reported by Checkstyle.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1586409 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/maven/plugin/changes/ChangesMojo.java b/src/main/java/org/apache/maven/plugin/changes/ChangesMojo.java
index 5e2a9d1..1b14d37 100644
--- a/src/main/java/org/apache/maven/plugin/changes/ChangesMojo.java
+++ b/src/main/java/org/apache/maven/plugin/changes/ChangesMojo.java
@@ -257,7 +257,10 @@
         additionalProperties.put( "publishDate", simpleDateFormat.format( now ) );
 
         ChangesXML changesXml = getChangesFromFile( xmlPath, project, additionalProperties );
-        if ( changesXml == null ) return;
+        if ( changesXml == null )
+        {
+            return;
+        }
 
         if ( aggregated )
         {
@@ -278,7 +281,8 @@
                 final ChangesXML childXml = getChangesFromFile( changesFile, childProject, additionalProperties );
                 if ( childXml != null )
                 {
-                    releaseList = releaseUtils.mergeReleases( releaseList, childProject.getName(), childXml.getReleaseList() );
+                    releaseList = releaseUtils.mergeReleases( releaseList, childProject.getName(),
+                                                              childXml.getReleaseList() );
                 }
             }
             changesXml.setReleaseList( releaseList );
@@ -405,11 +409,12 @@
                 // so we get encoding from the file itself
                 xmlStreamReader = new XmlStreamReader( changesXml );
                 String encoding = xmlStreamReader.getEncoding();
-                File resultFile = new File( filteredOutputDirectory, project.getGroupId() + "." + project.getArtifactId() + "-changes.xml" );
+                File resultFile = new File( filteredOutputDirectory,
+                                            project.getGroupId() + "." + project.getArtifactId() + "-changes.xml" );
 
                 final MavenFileFilterRequest mavenFileFilterRequest =
-                        new MavenFileFilterRequest( changesXml, resultFile, true, project, Collections.EMPTY_LIST, false,
-                                encoding, session, additionalProperties );
+                        new MavenFileFilterRequest( changesXml, resultFile, true, project, Collections.EMPTY_LIST,
+                                                    false, encoding, session, additionalProperties );
                 mavenFileFilter.copyFile( mavenFileFilterRequest );
                 changesXml = resultFile;
             }
diff --git a/src/main/java/org/apache/maven/plugin/changes/ReleaseUtils.java b/src/main/java/org/apache/maven/plugin/changes/ReleaseUtils.java
index ebd12de..e9377ba 100644
--- a/src/main/java/org/apache/maven/plugin/changes/ReleaseUtils.java
+++ b/src/main/java/org/apache/maven/plugin/changes/ReleaseUtils.java
@@ -21,7 +21,6 @@
 
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.Iterator;
 import java.util.List;
 
 import org.apache.maven.plugin.MojoExecutionException;
diff --git a/src/main/java/org/apache/maven/plugin/issues/Issue.java b/src/main/java/org/apache/maven/plugin/issues/Issue.java
index 8ba42b4..443fa2c 100644
--- a/src/main/java/org/apache/maven/plugin/issues/Issue.java
+++ b/src/main/java/org/apache/maven/plugin/issues/Issue.java
@@ -252,7 +252,8 @@
         this.version = version;
     }
 
-    public String toString() {
+    public String toString()
+    {
         return this.getClass().getSimpleName()
             + "[id='" + this.getId() + "'"
             + ", title='" + this.getTitle() + "'"
diff --git a/src/main/java/org/apache/maven/plugin/issues/IssueManagementSystem.java b/src/main/java/org/apache/maven/plugin/issues/IssueManagementSystem.java
index 33ee4d7..a2232f2 100644
--- a/src/main/java/org/apache/maven/plugin/issues/IssueManagementSystem.java
+++ b/src/main/java/org/apache/maven/plugin/issues/IssueManagementSystem.java
@@ -40,14 +40,14 @@
      *
      * @return The map from keys used in poms and other config files to issue types.
      */
-    public abstract Map<String, IssueType> getIssueTypeMap();
+    abstract Map<String, IssueType> getIssueTypeMap();
 
     /**
      * Get the name of the issue management system.
      *
      * @return The name of the IMS.
      */
-    public abstract String getName();
+    abstract String getName();
 
     /**
      * Configure this issue management system.
@@ -55,7 +55,7 @@
      * @param issueTypes The mapping of issue types used in this issue management system to the ones used in a changes.xml file
      * @throws MojoExecutionException If the configuration fails
      */
-    public abstract void applyConfiguration( Map<String, String> issueTypes )
+    abstract void applyConfiguration( Map<String, String> issueTypes )
         throws MojoExecutionException;
 
 }
\ No newline at end of file
diff --git a/src/main/java/org/apache/maven/plugin/jira/AdaptiveJiraDownloader.java b/src/main/java/org/apache/maven/plugin/jira/AdaptiveJiraDownloader.java
index 102088d..796bdf8 100644
--- a/src/main/java/org/apache/maven/plugin/jira/AdaptiveJiraDownloader.java
+++ b/src/main/java/org/apache/maven/plugin/jira/AdaptiveJiraDownloader.java
@@ -1,3 +1,5 @@
+package org.apache.maven.plugin.jira;
+
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
@@ -17,8 +19,6 @@
  * under the License.
  */
 
-package org.apache.maven.plugin.jira;
-
 import org.apache.maven.plugin.MojoExecutionException;
 import org.apache.maven.plugin.issues.Issue;
 
diff --git a/src/main/java/org/apache/maven/plugin/jira/ClassicJiraDownloader.java b/src/main/java/org/apache/maven/plugin/jira/ClassicJiraDownloader.java
index 162290f..6c97f0e 100644
--- a/src/main/java/org/apache/maven/plugin/jira/ClassicJiraDownloader.java
+++ b/src/main/java/org/apache/maven/plugin/jira/ClassicJiraDownloader.java
@@ -34,7 +34,6 @@
 import org.apache.commons.httpclient.params.HttpClientParams;
 import org.apache.maven.plugin.MojoExecutionException;
 import org.apache.maven.plugin.issues.Issue;
-import org.apache.maven.settings.Proxy;
 import org.codehaus.plexus.util.IOUtil;
 import org.codehaus.plexus.util.StringUtils;
 
diff --git a/src/main/java/org/apache/maven/plugin/jira/RestJiraDownloader.java b/src/main/java/org/apache/maven/plugin/jira/RestJiraDownloader.java
index 8afff99..6cb322e 100644
--- a/src/main/java/org/apache/maven/plugin/jira/RestJiraDownloader.java
+++ b/src/main/java/org/apache/maven/plugin/jira/RestJiraDownloader.java
@@ -1,3 +1,5 @@
+package org.apache.maven.plugin.jira;
+
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
@@ -17,8 +19,6 @@
  * under the License.
  */
 
-package org.apache.maven.plugin.jira;
-
 import com.fasterxml.jackson.core.JsonFactory;
 import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.core.JsonParser;
@@ -204,8 +204,10 @@
     private void resolveIds( WebClient client, String jiraProject )
         throws IOException, MojoExecutionException, MojoFailureException
     {
-        resolveList( resolvedComponentIds, client, "components",  component, "/rest/api/2/project/{key}/components", jiraProject );
-        resolveList( resolvedFixVersionIds, client, "fixVersions", fixVersionIds, "/rest/api/2/project/{key}/versions", jiraProject );
+        resolveList( resolvedComponentIds, client, "components",  component, "/rest/api/2/project/{key}/components",
+                     jiraProject );
+        resolveList( resolvedFixVersionIds, client, "fixVersions", fixVersionIds, "/rest/api/2/project/{key}/versions",
+                     jiraProject );
         resolveList( resolvedStatusIds, client, "status", statusIds, "/rest/api/2/status" );
         resolveList( resolvedResolutionIds, client, "resolution", resolutionIds, "/rest/api/2/resolution" );
         resolveList( resolvedTypeIds, client, "type", typeIds, "/rest/api/2/issuetype" );
@@ -536,7 +538,8 @@
                     // if not one of the documented failures, assume that there's no rest in there in the first place.
                     throw new NoRest();
                 }
-                throw new MojoExecutionException( String.format( "Authentication failure status %d.", authRes.getStatus() ) );
+                throw new MojoExecutionException( String.format( "Authentication failure status %d.",
+                                                                 authRes.getStatus() ) );
             }
         }
     }