2 files changed, 44 insertions, 0 deletions
diff --git a/juick-server-core/src/main/java/com/juick/server/util/HashUtils.java b/juick-server-core/src/main/java/com/juick/server/util/HashUtils.java
new file mode 100644
index 00000000..7e166d43
--- /dev/null
+++ b/juick-server-core/src/main/java/com/juick/server/util/HashUtils.java
@@ -0,0 +1,19 @@
+package com.juick.server.util;
+
+import java.util.Random;
+
+/**
+ * Created by vitalyster on 29.06.2017.
+ */
+public class HashUtils {
+    private static final String ABCDEF = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+
+    public static String generateHash(final int len) {
+        Random rnd = new Random();
+        StringBuilder sb = new StringBuilder(len);
+        for (int i = 0; i < len; i++) {
+            sb.append(ABCDEF.charAt(rnd.nextInt(ABCDEF.length())));
+        }
+        return sb.toString();
+    }
+}
diff --git a/juick-server-core/src/main/java/com/juick/server/util/TagUtils.java b/juick-server-core/src/main/java/com/juick/server/util/TagUtils.java
new file mode 100644
index 00000000..1a92d6d1
--- /dev/null
+++ b/juick-server-core/src/main/java/com/juick/server/util/TagUtils.java
@@ -0,0 +1,25 @@
+package com.juick.server.util;
+
+import com.juick.Tag;
+import org.apache.commons.collections4.CollectionUtils;
+import org.apache.commons.lang3.StringUtils;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * Created by aalexeev on 11/13/16.
+ */
+public class TagUtils {
+    private TagUtils() {
+        throw new IllegalStateException();
+    }
+
+    public static String toString(final List<Tag> tags) {
+        if (CollectionUtils.isEmpty(tags))
+            return StringUtils.EMPTY;
+
+        return tags.stream().map(t -> " *" + t.getName())
+                .collect(Collectors.joining());
+    }
+}