diff --git a/manifests/init.pp b/manifests/init.pp
index b009bf8..c107102 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -16,18 +16,44 @@ class java(
   $version      = 'installed'
 ) {
 
-  # Cannot pass anonymous arrays to functions in 2.6.8
-  $v_distribution = [ '^jre$', '^jdk$' ]
-  # Must compare string values, not booleans.
-  validate_re($version, '^[._0-9a-zA-Z:-]+$')
-  validate_re($distribution, $v_distribution)
+  validate_re($distribution, '^jdk$|^jre$')
+  validate_re($version, 'installed|^[._0-9a-zA-Z:-]+$')
 
-  $version_real      = $version
-  $distribution_real = $distribution
+  anchor { 'java::begin': }
+  anchor { 'java::end': }
+
+  case $operatingsystem {
+
+    centos, redhat, oel: {
+
+      class { 'java::package_redhat':
+        version      => $version,
+        distribution => $distribution,
+        require      => Anchor['java::begin'],
+        before       => Anchor['java::end'],
+      }
+
+    }
+
+    debian, ubuntu: {
+
+      $distribution_debian = $distribution ? {
+        jdk => 'sun-java6-jdk',
+        jre => 'sun-java6-jre',
+      }
+      class { 'java::package_debian':
+        version      => $version,
+        distribution => $distribution_debian,
+        require      => Anchor['java::begin'],
+        before       => Anchor['java::end'],
+      }
+
+    }
+
+    default: {
+      fail("operatingsystem $operatingsystem is not supported")
+    }
 
-  package { 'java':
-    ensure => $version_real,
-    name   => "${distribution_real}",
   }
 
 }
diff --git a/manifests/package_debian.pp b/manifests/package_debian.pp
new file mode 100644
index 0000000..117ff81
--- /dev/null
+++ b/manifests/package_debian.pp
@@ -0,0 +1,28 @@
+# Class: java::package_debian
+#
+#   Implementation class of the Java package
+#   for debian based systems.
+#
+#   This class is not meant to be used by the end user
+#   of the module.  It is an implementation class
+#   of the composite Class[java]
+#
+# Parameters:
+#
+# Actions:
+#
+# Requires:
+#
+# Sample Usage:
+#
+class java::package_debian(
+  $version,
+  $distribution
+) {
+
+  package { 'java':
+    ensure => $version,
+    name   => $distribution,
+  }
+
+}
diff --git a/manifests/package_redhat.pp b/manifests/package_redhat.pp
new file mode 100644
index 0000000..681d978
--- /dev/null
+++ b/manifests/package_redhat.pp
@@ -0,0 +1,28 @@
+# Class: java::package_redhat
+#
+#   Implementation class of the Java package
+#   for redhat based systems.
+#
+#   This class is not meant to be used by the end user
+#   of the module.  It is an implementation class
+#   of the composite Class[java]
+#
+# Parameters:
+#
+# Actions:
+#
+# Requires:
+#
+# Sample Usage:
+#
+class java::package_redhat(
+  $version,
+  $distribution
+) {
+
+  package { 'java':
+    ensure => $version,
+    name   => $distribution,
+  }
+
+}