commit code searchOperation

src/main/java/com/viettel/campaign/service/CustomerService.java

@@ -28,6 +28,7 @@ public interface CustomerService {
 
     ResultDTO getCustomerDetailById(Long companySiteId, Long customerListId, Long customerId);
 
+
     // ------------ customer list ------------ //
 
     ResultDTO getAllCustomerList(int page, int pageSize, String sort, Long companySiteId);

src/main/java/com/viettel/campaign/utils/SearchOperation.java

+package com.viettel.campaign.utils;
+
+public enum SearchOperation {
+    EQUALITY, NEGATION, GREATER_THAN, LESS_THAN, LIKE, STARTS_WITH, ENDS_WITH, CONTAINS;
+    public static final String[] SIMPLE_OPERATION_SET = { ":", "!", ">", "<", "~" };
+
+    public static final String OR_PREDICATE_FLAG = "'";
+
+    public static final String ZERO_OR_MORE_REGEX = "*";
+
+    public static final String OR_OPERATOR = "OR";
+
+    public static final String AND_OPERATOR = "AND";
+
+    public static final String LEFT_PARANTHESIS = "(";
+
+    public static final String RIGHT_PARANTHESIS = ")";
+
+    public static SearchOperation getSimpleOperation(final char input) {
+        switch (input) {
+            case ':':
+                return EQUALITY;
+            case '!':
+                return NEGATION;
+            case '>':
+                return GREATER_THAN;
+            case '<':
+                return LESS_THAN;
+            case '~':
+                return LIKE;
+            default:
+                return null;
+        }
+    }
+}