1 files changed, 50 insertions, 0 deletions
diff --git a/sdc-workflow-designer-be/src/main/java/org/onap/sdc/workflow/api/types/Paging.java b/sdc-workflow-designer-be/src/main/java/org/onap/sdc/workflow/api/types/Paging.java
new file mode 100644
index 00000000..7e47f6d6
--- /dev/null
+++ b/sdc-workflow-designer-be/src/main/java/org/onap/sdc/workflow/api/types/Paging.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright © 2018 European Support Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.sdc.workflow.api.types;
+
+import static org.onap.sdc.workflow.services.types.PagingConstants.MAX_LIMIT;
+
+import java.util.Optional;
+import lombok.Getter;
+
+@Getter
+public class Paging {
+
+    private Integer offset;
+    private Integer limit;
+
+    public void setOffset(String offset) {
+        getIntValue(offset).ifPresent(integer -> this.offset = integer);
+    }
+
+    public void setLimit(String limit) {
+        getIntValue(limit).map(integer -> integer > MAX_LIMIT ? MAX_LIMIT : integer).ifPresent(integer -> {
+            if (integer != 0) {
+                this.limit = integer;
+            }
+        });
+    }
+
+    private static Optional<Integer> getIntValue(String value) {
+        try {
+            int intValue = Integer.parseInt(value);
+            return intValue < 0 ? Optional.empty() : Optional.of(intValue);
+        } catch (NumberFormatException e) {
+            return Optional.empty();
+        }
+    }
+}