diff --git a/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterDefs.java b/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterDefs.java
index 86724747e3..6ecef77b35 100644
--- a/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterDefs.java
+++ b/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterDefs.java
@@ -20,6 +20,11 @@ public class ItemFilterDefs implements ItemFilterList {
 	public static final String CAT_ITEM = "Item Property Filters";
 	public static final String CAT_BASIC = "Basic Bitstream Filters";
 	public static final String CAT_MIME = "Bitstream Filters by MIME Type";
+	
+	public static final String[] MIMES_PDF = {"application/pdf"};
+    public static final String[] MIMES_JPG = {"image/jpeg"};
+	
+	
 	private enum EnumItemFilterDefs implements ItemFilterTest {
 	    is_item("Is Item - always true", null, CAT_ITEM) {
 	        public boolean testItem(Context context, Item item) {
@@ -99,12 +104,12 @@ public class ItemFilterDefs implements ItemFilterList {
 	    },
 	    has_pdf_original("Item has a PDF Original Bitstream", null, CAT_MIME) {
 	        public boolean testItem(Context context, Item item) {
-	        	return ItemFilterUtil.countOriginalBitstreamMime(context, item, "application/pdf") > 0;
+	        	return ItemFilterUtil.countOriginalBitstreamMime(context, item, MIMES_PDF) > 0;
 	        }        
 	    },
 	    has_jpg_original("Item has JPG Original Bitstream", null, CAT_MIME) {
 	        public boolean testItem(Context context, Item item) {
-	        	return ItemFilterUtil.countOriginalBitstreamMime(context, item, "image/jpeg") > 0;
+	        	return ItemFilterUtil.countOriginalBitstreamMime(context, item, MIMES_JPG) > 0;
 	        }        
 	    },
 	    ;
diff --git a/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterDefsMisc.java b/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterDefsMisc.java
index 720d0a449e..a4de9b1a29 100644
--- a/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterDefsMisc.java
+++ b/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterDefsMisc.java
@@ -66,23 +66,23 @@ public class ItemFilterDefsMisc implements ItemFilterList {
 	    },
 	    has_small_pdf("Has unusually small PDF", null, ItemFilterDefs.CAT_MIME) {
 	        public boolean testItem(Context context, Item item) {
-	        	return ItemFilterUtil.countBitstreamSmallerThanMinSize(context, BundleName.ORIGINAL, item, "application/pdf", "rest.report-pdf-min-size") > 0;
+	        	return ItemFilterUtil.countBitstreamSmallerThanMinSize(context, BundleName.ORIGINAL, item, ItemFilterDefs.MIMES_PDF, "rest.report-pdf-min-size") > 0;
 	        }        
 	    },
 	    has_large_pdf("Has unusually large PDF", null, ItemFilterDefs.CAT_MIME) {
 	        public boolean testItem(Context context, Item item) {
-	        	return ItemFilterUtil.countBitstreamLargerThanMaxSize(context, BundleName.ORIGINAL,  item, "application/pdf", "rest.report-pdf-max-size") > 0;
+	        	return ItemFilterUtil.countBitstreamLargerThanMaxSize(context, BundleName.ORIGINAL,  item, ItemFilterDefs.MIMES_PDF, "rest.report-pdf-max-size") > 0;
 	        }        
 	    },
 	    has_unsupported_bundle("Has bitstream in an unsuppored bundle", null, CAT_MISC) {
 	        public boolean testItem(Context context, Item item) {
-	        	String bundleList = DSpaceServicesFactory.getInstance().getConfigurationService().getProperty("rest.report-supp-bundles");
+	        	String[] bundleList = DSpaceServicesFactory.getInstance().getConfigurationService().getArrayProperty("rest.report-supp-bundles");
 	        	return ItemFilterUtil.hasUnsupportedBundle(item, bundleList);
 	        }        
 	    },
 	    has_small_thumbnail("Has unusually small thumbnail", null, CAT_MISC) {
 	        public boolean testItem(Context context, Item item) {
-	        	return ItemFilterUtil.countBitstreamSmallerThanMinSize(context, BundleName.THUMBNAIL, item, "image/jpeg", "rest.report-thumbnail-min-size") > 0;
+	        	return ItemFilterUtil.countBitstreamSmallerThanMinSize(context, BundleName.THUMBNAIL, item, ItemFilterDefs.MIMES_JPG, "rest.report-thumbnail-min-size") > 0;
 	        }        
 	    },
 	    has_doc_without_text("Has document bitstream without TEXT item", null, ItemFilterDefs.CAT_MIME) {
@@ -122,7 +122,7 @@ public class ItemFilterDefsMisc implements ItemFilterList {
 	    },
 	    has_non_generated_thumb("Has non generated thumbnail", null, CAT_MISC) {
 	        public boolean testItem(Context context, Item item) {
-	        	String generatedThumbDesc = DSpaceServicesFactory.getInstance().getConfigurationService().getProperty("rest.report-gen-thumbnail-desc");
+	        	String[] generatedThumbDesc = DSpaceServicesFactory.getInstance().getConfigurationService().getArrayProperty("rest.report-gen-thumbnail-desc");
 	        	int countThumb = ItemFilterUtil.countBitstream(BundleName.THUMBNAIL, item);
 	        	if (countThumb == 0) {
 	        		return false;
diff --git a/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterUtil.java b/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterUtil.java
index 305bbed3ff..15f5b398a3 100644
--- a/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterUtil.java
+++ b/dspace-rest/src/main/java/org/dspace/rest/filter/ItemFilterUtil.java
@@ -29,16 +29,16 @@ public class ItemFilterUtil {
     static Logger log = Logger.getLogger(ItemFilterUtil.class);
 	public enum BundleName{ORIGINAL,TEXT,LICENSE,THUMBNAIL;}
 	
-	static String getDocumentMimeTypes() {
-		return DSpaceServicesFactory.getInstance().getConfigurationService().getProperty("rest.report-mime-document");
+	static String[] getDocumentMimeTypes() {
+		return DSpaceServicesFactory.getInstance().getConfigurationService().getArrayProperty("rest.report-mime-document");
 	}
 	
-	static String getSupportedDocumentMimeTypes() {
-		return DSpaceServicesFactory.getInstance().getConfigurationService().getProperty("rest.report-mime-document-supported");
+	static String[] getSupportedDocumentMimeTypes() {
+		return DSpaceServicesFactory.getInstance().getConfigurationService().getArrayProperty("rest.report-mime-document-supported");
 	}
 
-	static String getSupportedImageMimeTypes() {
-		return DSpaceServicesFactory.getInstance().getConfigurationService().getProperty("rest.report-mime-document-image");
+	static String[] getSupportedImageMimeTypes() {
+		return DSpaceServicesFactory.getInstance().getConfigurationService().getArrayProperty("rest.report-mime-document-image");
 	}
 
 	static int countOriginalBitstream(Item item) {
@@ -70,17 +70,17 @@ public class ItemFilterUtil {
 	}
 
 	
-	static int countOriginalBitstreamMime(Context context, Item item, String mimeList) {
+	static int countOriginalBitstreamMime(Context context, Item item, String[] mimeList) {
 		return countBitstreamMime(context, BundleName.ORIGINAL, item, mimeList);
 	}
-	static int countBitstreamMime(Context context, BundleName bundleName, Item item, String mimeList) {
+	static int countBitstreamMime(Context context, BundleName bundleName, Item item, String[] mimeList) {
 		int count = 0;
         for(Bundle bundle: item.getBundles()){
         	if (!bundle.getName().equals(bundleName.name())){
         		continue;
         	}
         	for(Bitstream bit: bundle.getBitstreams()) {
-            	for(String mime: mimeList.split(",")) {
+            	for(String mime: mimeList) {
                     try {
 						if (bit.getFormat(context).getMIMEType().equals(mime.trim())) {
 							count++;
@@ -94,14 +94,14 @@ public class ItemFilterUtil {
 		return count;
 	}
 
-	static int countBitstreamByDesc(BundleName bundleName, Item item, String descList) {
+	static int countBitstreamByDesc(BundleName bundleName, Item item, String[] descList) {
 		int count = 0;
         for(Bundle bundle: item.getBundles()){
         	if (!bundle.getName().equals(bundleName.name())){
         		continue;
         	}
         	for(Bitstream bit: bundle.getBitstreams()) {
-            	for(String desc: descList.split(",")) {
+            	for(String desc: descList) {
             		String bitDesc = bit.getDescription();
             		if (bitDesc == null) {
             			continue;
@@ -115,7 +115,7 @@ public class ItemFilterUtil {
 		return count;
 	}
 
-	static int countBitstreamSmallerThanMinSize(Context context, BundleName bundleName, Item item, String mimeList, String prop) {
+	static int countBitstreamSmallerThanMinSize(Context context, BundleName bundleName, Item item, String[] mimeList, String prop) {
 		long size = DSpaceServicesFactory.getInstance().getConfigurationService().getLongProperty(prop);
 		int count = 0;
         try {
@@ -124,7 +124,7 @@ public class ItemFilterUtil {
             		continue;
             	}
             	for(Bitstream bit: bundle.getBitstreams()) {
-                	for(String mime: mimeList.split(",")) {
+                	for(String mime: mimeList) {
                         if (bit.getFormat(context).getMIMEType().equals(mime.trim())) {
                         	if (bit.getSize() < size) {
                             	count++;                        		
@@ -138,7 +138,7 @@ public class ItemFilterUtil {
 		return count;
 	}
 	
-	static int countBitstreamLargerThanMaxSize(Context context, BundleName bundleName, Item item, String mimeList, String prop) {
+	static int countBitstreamLargerThanMaxSize(Context context, BundleName bundleName, Item item, String[] mimeList, String prop) {
 		long size = DSpaceServicesFactory.getInstance().getConfigurationService().getLongProperty(prop);
 		int count = 0;
         try {
@@ -147,7 +147,7 @@ public class ItemFilterUtil {
             		continue;
             	}
             	for(Bitstream bit: bundle.getBitstreams()) {
-                	for(String mime: mimeList.split(",")) {
+                	for(String mime: mimeList) {
                         if (bit.getFormat(context).getMIMEType().equals(mime.trim())) {
                         	if (bit.getSize() > size) {
                             	count++;                        		
@@ -182,12 +182,12 @@ public class ItemFilterUtil {
 		return count;
 	}
 
-	static boolean hasUnsupportedBundle(Item item, String bundleList) {
+	static boolean hasUnsupportedBundle(Item item, String[] bundleList) {
 		if (bundleList == null) {
 			return false;
 		}
 		ArrayList<String> bundles = new ArrayList<String>();
-		for(String bundleName: bundleList.split(",")) {
+		for(String bundleName: bundleList) {
 			bundles.add(bundleName.trim());
 		}
 		for(Bundle bundle: item.getBundles()) {
@@ -197,10 +197,10 @@ public class ItemFilterUtil {
 		}
 		return false;
 	}
-	static boolean hasOriginalBitstreamMime(Context context, Item item, String mimeList) {
+	static boolean hasOriginalBitstreamMime(Context context, Item item, String[] mimeList) {
 		return hasBitstreamMime(context, BundleName.ORIGINAL, item, mimeList);
 	}
-	static boolean hasBitstreamMime(Context context, BundleName bundleName, Item item, String mimeList) {
+	static boolean hasBitstreamMime(Context context, BundleName bundleName, Item item, String[] mimeList) {
 		return countBitstreamMime(context, bundleName, item, mimeList) > 0;
 	}
 
diff --git a/dspace/config/modules/rest.cfg b/dspace/config/modules/rest.cfg
index f5abf92d5b..124f572118 100644
--- a/dspace/config/modules/rest.cfg
+++ b/dspace/config/modules/rest.cfg
@@ -127,7 +127,8 @@ rest.report-regex-compound-subject = .*;.*
 rest.report-regex-compound-author = .* and .*
 
 # regex to detect unbreaking metadata - detect long unbreaking text that may not render properly on a page
-rest.report-regex-unbreaking = ^.*[^ ]{50,50}.*$
+# Be sure to escape commas to prevent Apache Config from breaking regex into array values
+rest.report-regex-unbreaking = ^.*[^ ]{50\,50}.*$
 
 # regex to detect url in description - detect description fields that contain URL's
 rest.report-regex-url = ^.*(http://|https://|mailto:).*$
@@ -137,7 +138,8 @@ rest.report-regex-url = ^.*(http://|https://|mailto:).*$
 rest.report-regex-fulltext = ^.*No\\. of bitstreams(.|\\r|\\n|\\r\\n)*\\.(PDF|pdf|DOC|doc|PPT|ppt|DOCX|docx|PPTX|pptx).*$
 
 # regex to identify very long metadata fields that may be slow to render
-rest.report-regex-long = ^[\\s\\S]{6000,}$
+# Be sure to escape commas to prevent Apache Config from breaking regex into array values
+rest.report-regex-long = ^[\\s\\S]{6000\,}$
 
 # regex to identify partial XML entities within a description field (a frequent problem found in ProQuest ETD's)
 rest.report-regex-xml-entity = ^.*&#.*$