Upgrade to Java 7

pom.xml

@@ -8,7 +8,7 @@
   </parent>
 
   <artifactId>plexus-io</artifactId>
-  <version>2.7.2-SNAPSHOT</version>
+  <version>3.0.0-SNAPSHOT</version>
 
   <name>Plexus IO Components</name>
 
@@ -72,8 +72,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <version>3.3</version>
         <configuration>
-          <source>1.5</source>
-          <target>1.5</target>
+          <source>1.7</source>
+          <target>1.7</target>
         </configuration>
       </plugin>
       <plugin>
@@ -147,15 +147,9 @@
         <configuration>
           <signature>
             <groupId>org.codehaus.mojo.signature</groupId>
-            <artifactId>java15</artifactId>
+            <artifactId>java17</artifactId>
             <version>1.0</version>
           </signature>
-          <ignores>
-            <ignore>org.codehaus.plexus.components.io.attributes.Java7FileAttributes</ignore>
-            <ignore>org.codehaus.plexus.components.io.attributes.Java7AttributeUtils</ignore>
-            <ignore>java.nio.file.*</ignore>
-            <ignore>java.io.File</ignore>
-          </ignores>
         </configuration>
       </plugin>
     </plugins>

src/main/java/org/codehaus/plexus/components/io/attributes/Java7AttributeUtils.java → src/main/java/org/codehaus/plexus/components/io/attributes/AttributeUtils.java

@@ -33,7 +33,7 @@
 /**
  * @author Kristian Rosenvold
  */
-public class Java7AttributeUtils
+public class AttributeUtils
 {
     /*
     Reads last-modified with proper failure handling if something goes wrong.
@@ -65,8 +65,8 @@ public static void chmod( @Nonnull File file, int mode )
     @Nonnull
     public static Set<PosixFilePermission> getPermissions( int mode )
     {
-        Set<PosixFilePermission> perms = new HashSet<PosixFilePermission>();
-        //add owners permission
+        Set<PosixFilePermission> perms = new HashSet<>();
+        // add owners permission
         if ( ( mode & 0400 ) > 0 )
         {
             perms.add( PosixFilePermission.OWNER_READ );
@@ -79,7 +79,7 @@ public static Set<PosixFilePermission> getPermissions( int mode )
         {
             perms.add( PosixFilePermission.OWNER_EXECUTE );
         }
-        //add group permissions
+        // add group permissions
         if ( ( mode & 0040 ) > 0 )
         {
             perms.add( PosixFilePermission.GROUP_READ );
@@ -92,7 +92,7 @@ public static Set<PosixFilePermission> getPermissions( int mode )
         {
             perms.add( PosixFilePermission.GROUP_EXECUTE );
         }
-        //add others permissions
+        // add others permissions
         if ( ( mode & 0004 ) > 0 )
         {
             perms.add( PosixFilePermission.OTHERS_READ );
@@ -125,7 +125,7 @@ public static BasicFileAttributes getFileAttributes( @Nonnull File file )
     public static BasicFileAttributes getFileAttributes( Path path )
         throws IOException
     {
-        if (isUnix(path))
+        if ( isUnix( path ) )
         {
 
             try
@@ -140,8 +140,9 @@ public static BasicFileAttributes getFileAttributes( Path path )
         return Files.readAttributes( path, BasicFileAttributes.class, LinkOption.NOFOLLOW_LINKS );
     }
 
-    public static boolean isUnix(Path path) {
-        return path.getFileSystem().supportedFileAttributeViews().contains("unix");
+    public static boolean isUnix( Path path )
+    {
+        return path.getFileSystem().supportedFileAttributeViews().contains( "unix" );
     }
 
     @Nullable