Index: .gitignore
===================================================================
diff -u -r3fb6c0e8e7068726c84a18eeb122d345e576b67f -r6ec580c560a46ce67e6efa484ee02e9080e0cafe
--- .gitignore	(.../.gitignore)	(revision 3fb6c0e8e7068726c84a18eeb122d345e576b67f)
+++ .gitignore	(.../.gitignore)	(revision 6ec580c560a46ce67e6efa484ee02e9080e0cafe)
@@ -15,6 +15,6 @@
 bin
 
 mediaPath
-media
+/media
 temporaryMediaPath
 dsLocaleImport
Index: grails-app/domain/com/lemans/ds/media/Media.groovy
===================================================================
diff -u
--- grails-app/domain/com/lemans/ds/media/Media.groovy	(revision 0)
+++ grails-app/domain/com/lemans/ds/media/Media.groovy	(revision 6ec580c560a46ce67e6efa484ee02e9080e0cafe)
@@ -0,0 +1,85 @@
+package com.lemans.ds.media
+
+import com.lemans.services.Auditable
+import groovy.transform.ToString
+
+@ToString(includeNames = true)
+class Media extends Auditable {
+
+    static final Integer DS_SOURCE = 0
+
+    static final String NOT_CLIENT_SETTABLE = 'not.clientSettable'
+
+    Integer id
+
+    Integer mediaTypeId
+
+    Integer mimeTypeId
+
+    Integer mediaClassificationId
+
+    Integer source = DS_SOURCE
+
+    String fileName = UUID.randomUUID()
+
+    String mediaUrl
+
+    String originalFileName
+
+    String extension
+
+    String title
+
+    String description
+
+    Date effectiveDate
+
+    Integer languageId
+
+    static constraints = {
+        mimeTypeId nullable: true
+        fileName nullable: true, maxSize: 250, validator: { value, Media media, errors ->
+            if (media.originalFileName && !value) { rejectBlankField('fileName', errors) }
+        }
+        mediaUrl blank: false, maxSize: 255
+        originalFileName maxSize: 250, validator: { value, Media media, errors ->
+            if (media.extension && !value) { rejectBlankField('originalFileName', errors) }
+        }
+        // NOTE: extension is effectively required for Media Files but not Links - i.e. it's needed for file location
+        extension nullable: true, maxSize: 7
+
+        description nullable: true, maxSize: 100
+        title nullable: true, maxSize: 100
+        effectiveDate nullable: true
+        mediaClassificationId nullable: true
+        languageId nullable: true
+    }
+
+    static mapping = {
+        table 'Media'
+        id column: 'mediaId'
+        mediaTypeId updateable: true
+        mimeTypeId updateable: true
+        source updateable: false
+        mediaUrl updateable: true
+        fileName updateable: true
+        originalFileName updateable: true
+        extension updateable: true
+        title updateable: true
+    }
+
+    private static void rejectBlankField(String field, errors) {
+        errors.rejectValue(field, 'blank', [field] as Object[], '{0} is required')
+    }
+
+    private static final Map IMMUTABLE_PROPERTIES = [
+        mediaUrl: 'Media Url',
+        fileName: 'File Name',
+        source: 'Source'
+    ].asImmutable()
+
+    @Override
+    protected Map immutables() {
+        Media.IMMUTABLE_PROPERTIES
+    }
+}
Index: grails-app/domain/com/lemans/ds/media/MediaEntity.groovy
===================================================================
diff -u
--- grails-app/domain/com/lemans/ds/media/MediaEntity.groovy	(revision 0)
+++ grails-app/domain/com/lemans/ds/media/MediaEntity.groovy	(revision 6ec580c560a46ce67e6efa484ee02e9080e0cafe)
@@ -0,0 +1,23 @@
+package com.lemans.ds.media
+
+import com.lemans.services.Auditable
+
+class MediaEntity extends Auditable {
+
+    Integer id
+    Integer mediaId
+    String entityClass
+    String entityId
+    Boolean isHidden
+
+    static constraints = {
+        mediaId nullable: false
+        entityClass nullable: false
+        entityId nullable: false
+    }
+
+    static mapping = {
+        table 'MediaEntity'
+        id column: 'mediaEntityId'
+    }
+}
Index: grails-app/domain/com/lemans/ds/media/MediaType.groovy
===================================================================
diff -u
--- grails-app/domain/com/lemans/ds/media/MediaType.groovy	(revision 0)
+++ grails-app/domain/com/lemans/ds/media/MediaType.groovy	(revision 6ec580c560a46ce67e6efa484ee02e9080e0cafe)
@@ -0,0 +1,23 @@
+package com.lemans.ds.media
+
+import com.lemans.services.Auditable
+import groovy.transform.ToString
+
+@ToString
+class MediaType extends Auditable {
+
+    Integer id
+
+    String description
+
+    String descriptionDisplayName
+
+    static constraints = {
+        descriptionDisplayName nullable: true
+    }
+
+    static mapping = {
+        table 'MediaType'
+        id column: 'mediaTypeId'
+    }
+}
Index: grails-app/domain/com/lemans/ds/media/MimeType.groovy
===================================================================
diff -u
--- grails-app/domain/com/lemans/ds/media/MimeType.groovy	(revision 0)
+++ grails-app/domain/com/lemans/ds/media/MimeType.groovy	(revision 6ec580c560a46ce67e6efa484ee02e9080e0cafe)
@@ -0,0 +1,23 @@
+package com.lemans.ds.media
+
+import com.lemans.services.Auditable
+import groovy.transform.ToString
+
+@ToString
+class MimeType extends Auditable {
+
+    Integer id
+
+    String mimeType
+
+    String extension
+
+    static constraints = {
+        extension nullable: true
+    }
+
+    static mapping = {
+        table 'MimeType'
+        id column: 'mediaTypeId'
+    }
+}