1 files changed, 51 insertions, 0 deletions
diff --git a/cps-service/src/main/java/org/onap/cps/utils/CpsValidator.java b/cps-service/src/main/java/org/onap/cps/utils/CpsValidator.java
new file mode 100644
index 000000000..dd1649563
--- /dev/null
+++ b/cps-service/src/main/java/org/onap/cps/utils/CpsValidator.java
@@ -0,0 +1,51 @@
+/*
+ *  ============LICENSE_START=======================================================
+ *  Copyright (C) 2022 Nordix Foundation
+ *  ================================================================================
+ *  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.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.utils;
+
+import com.google.common.collect.Lists;
+import java.util.Collection;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.onap.cps.spi.exceptions.DataValidationException;
+
+@Slf4j
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class CpsValidator {
+
+    private static final char[] UNSUPPORTED_NAME_CHARACTERS = "!\" #$%&'()*+,./\\:;<=>?@[]^`{|}~".toCharArray();
+
+    /**
+     * Validate characters in names within cps.
+     * @param names names of data to be validated
+     */
+    public static void validateNameCharacters(final String... names) {
+        for (final String name : names) {
+            final  Collection<Character> charactersOfName = Lists.charactersOf(name);
+            for (final char unsupportedCharacter : UNSUPPORTED_NAME_CHARACTERS) {
+                if (charactersOfName.contains(unsupportedCharacter)) {
+                    throw new DataValidationException("Name or ID Validation Error.",
+                        name + " invalid token encountered at position " + (name.indexOf(unsupportedCharacter) + 1));
+                }
+            }
+        }
+    }
+}