1.fix NPE issue

luoo_music/src/main/java/com/luoo/music/service/UserCollectService.java

@@ -47,9 +47,13 @@ public class UserCollectService {
 			return Collections.emptyList();
 		}
 	}
+
 	private List<String> getPageResult(Integer pageNum, Integer pageSize, LinkedList<String> objectIds) {
+		if (null == pageNum || null == pageSize) {
+			return objectIds;
+		}
 		int end = pageNum * pageSize;
-		if (null != pageNum && null != pageSize && pageNum > 0 && pageSize > 0 && end <= objectIds.size()) {
+		if (pageNum > 0 && pageSize > 0 && end <= objectIds.size()) {
 			return objectIds.subList((pageNum - 1) * pageSize, end);
 		}
 		return objectIds;

luoo_user/src/main/java/com/luoo/user/service/UserCollectService.java

@@ -127,8 +127,11 @@ public class UserCollectService {
 	}
 
 	private List<String> getPageResult(Integer pageNum, Integer pageSize, LinkedList<String> objectIds) {
+		if (null == pageNum || null == pageSize) {
+			return objectIds;
+		}
 		int end = pageNum * pageSize;
-		if (null != pageNum && null != pageSize && pageNum > 0 && pageSize > 0 && end <= objectIds.size()) {
+		if (pageNum > 0 && pageSize > 0 && end <= objectIds.size()) {
 			return objectIds.subList((pageNum - 1) * pageSize, end);
 		}
 		return objectIds;