Creating datafile

[nonrtric/plt/ranpm.git] / datafilecollector / src / main / java / org / onap / dcaegen2 / collectors / datafile / commons / SecurityUtil.java

diff --git a/datafilecollector/src/main/java/org/onap/dcaegen2/collectors/datafile/commons/SecurityUtil.java b/datafilecollector/src/main/java/org/onap/dcaegen2/collectors/datafile/commons/SecurityUtil.java
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+++ b/datafilecollector/src/main/java/org/onap/dcaegen2/collectors/datafile/commons/SecurityUtil.java
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+/*-
+ * ============LICENSE_START======================================================================
+ * Copyright (C) 2021 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.dcaegen2.collectors.datafile.commons;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Utility class containing functions used for certificates configuration
+ *
+ * @author <a href="mailto:krzysztof.gajewski@nokia.com">Krzysztof Gajewski</a>
+ */
+public final class SecurityUtil {
+    private SecurityUtil() {
+    }
+
+    private static final Logger logger = LoggerFactory.getLogger(SecurityUtil.class);
+
+    public static String getKeystorePasswordFromFile(String passwordPath) {
+        return getPasswordFromFile(passwordPath, "Keystore");
+    }
+
+    public static String getTruststorePasswordFromFile(String passwordPath) {
+        return getPasswordFromFile(passwordPath, "Truststore");
+    }
+
+    public static String getPasswordFromFile(String passwordPath, String element) {
+        try {
+            return new String(Files.readAllBytes(Paths.get(passwordPath)));
+        } catch (IOException e) {
+            logger.error("{} password file at path: {} cannot be opened ", element, passwordPath);
+        }
+        return "";
+    }
+}