Implementation of KeyPair generation

Issue-ID: AAF-996
Change-Id: I97626d122033127d5bb234d134c20d0b5a6d7c03
Signed-off-by: kjaniak <kornel.janiak@nokia.com>

1 files changed, 67 insertions, 0 deletions

diff --git a/certServiceClient/src/main/java/org/onap/aaf/certservice/client/configuration/EnvValidationUtils.java b/certServiceClient/src/main/java/org/onap/aaf/certservice/client/configuration/EnvValidationUtils.java
new file mode 100644
index 00000000..b87df5be
--- /dev/null
+++ b/certServiceClient/src/main/java/org/onap/aaf/certservice/client/configuration/EnvValidationUtils.java
@@ -0,0 +1,67 @@
+/*
+ * ============LICENSE_START=======================================================
+ * aaf-certservice-client
+ * ================================================================================
+ * Copyright (C) 2020 Nokia. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.aaf.certservice.client.configuration;
+
+import java.util.regex.Pattern;
+
+public final class EnvValidationUtils {
+
+    private EnvValidationUtils() {}
+
+    public static Boolean isPathValid(String path) {
+        return path.matches("^/|(/[a-zA-Z0-9_-]+)+$");
+    }
+
+    public static Boolean isAlphaNumeric(String caName) {
+        return caName.matches("^[a-zA-Z0-9]*$");
+    }
+
+    public static Boolean isEnvExists(String envValue) {
+        return envValue != null && !"".equals(envValue);
+    }
+
+    public static Boolean isCountryValid(String country) {
+        return country.matches("^([A-Z][A-Z])$");
+    }
+
+    public static Boolean isCommonNameValid(String commonName) {
+        return !isSpecialCharsPresent(commonName) &&
+                !isHttpProtocolsPresent(commonName) &&
+                !isIpAddressPresent(commonName) &&
+                !isPortNumberPresent(commonName);
+    }
+
+    static Boolean isPortNumberPresent(String stringToCheck) {
+        return Pattern.compile(":[0-9]{1,5}").matcher(stringToCheck).find();
+    }
+
+    static Boolean isIpAddressPresent(String stringToCheck) {
+        return Pattern.compile("[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}").matcher(stringToCheck).find();
+    }
+
+    static Boolean isHttpProtocolsPresent(String stringToCheck) {
+        return Pattern.compile("[h][t][t][p][:][/][/]|[h][t][t][p][s][:][/][/]").matcher(stringToCheck).find();
+    }
+
+    public static Boolean isSpecialCharsPresent(String stringToCheck) {
+        return Pattern.compile("[~#@*$+%!()?/{}<>\\|_^]").matcher(stringToCheck).find();
+    }
+}