1 files changed, 7 insertions, 0 deletions
diff --git a/src/main/java/com/juick/util/TagUtils.java b/src/main/java/com/juick/util/TagUtils.java
index 2ec03e48..5069ae6f 100644
--- a/src/main/java/com/juick/util/TagUtils.java
+++ b/src/main/java/com/juick/util/TagUtils.java
@@ -22,6 +22,7 @@ import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 
 import java.util.List;
+import java.util.Set;
 import java.util.stream.Collectors;
 
 /**
@@ -39,4 +40,10 @@ public class TagUtils {
         return tags.stream().map(t -> "*" + t.getName())
                 .collect(Collectors.joining(" "));
     }
+    public static boolean hasTag(final Set<Tag> tags, String name) {
+        return tags.stream().anyMatch(tag -> tag.getName().equals(name));
+    }
+    public static boolean hasNoTag(final Set<Tag> tags, String name) {
+        return tags.stream().noneMatch(tag -> tag.getName().equals(name));
+    }
 }