Improve ACR

[lgpl/argeo-commons.git] / org.argeo.cms / src / org / argeo / cms / acr / ContentUtils.java

diff --git a/org.argeo.cms/src/org/argeo/cms/acr/ContentUtils.java b/org.argeo.cms/src/org/argeo/cms/acr/ContentUtils.java
index 17144cfdb660cfceaf84c54016b46b6f44c1ac8e..e1fbcb1a9f440157b818a5c12dc8cf264be75c11 100644 (file)
--- a/org.argeo.cms/src/org/argeo/cms/acr/ContentUtils.java
+++ b/org.argeo.cms/src/org/argeo/cms/acr/ContentUtils.java
@@ -64,6 +64,7 @@ public class ContentUtils {
 
        public static final char SLASH = '/';
        public static final String ROOT_SLASH = "" + SLASH;
+       public static final String EMPTY = "";
 
        /**
         * Split a path (with '/' separator) in an array of length 2, the first part
@@ -83,7 +84,7 @@ public class ContentUtils {
                }
 
                if (parentIndex == -1) // no '/'
-                       return new String[] { "", path };
+                       return new String[] { EMPTY, path };
 
                return new String[] { parentIndex != 0 ? path.substring(0, parentIndex) : "" + SLASH,
                                path.substring(parentIndex + 1) };
@@ -98,7 +99,7 @@ public class ContentUtils {
 
        public static List<String> toPathSegments(String path) {
                List<String> res = new ArrayList<>();
-               if ("".equals(path) || ROOT_SLASH.equals(path))
+               if (EMPTY.equals(path) || ROOT_SLASH.equals(path))
                        return res;
                collectPathSegments(path, res);
                return res;
@@ -106,10 +107,10 @@ public class ContentUtils {
 
        private static void collectPathSegments(String path, List<String> segments) {
                String[] parent = getParentPath(path);
-               if ("".equals(parent[1])) // root
+               if (EMPTY.equals(parent[1])) // root
                        return;
                segments.add(0, parent[1]);
-               if ("".equals(parent[0])) // end
+               if (EMPTY.equals(parent[0])) // end
                        return;
                collectPathSegments(parent[0], segments);
        }