1 files changed, 54 insertions, 0 deletions
diff --git a/certServicePostProcessor/src/main/java/org/onap/oom/certservice/postprocessor/merger/TruststoreMerger.java b/certServicePostProcessor/src/main/java/org/onap/oom/certservice/postprocessor/merger/TruststoreMerger.java
new file mode 100644
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--- /dev/null
+++ b/certServicePostProcessor/src/main/java/org/onap/oom/certservice/postprocessor/merger/TruststoreMerger.java
@@ -0,0 +1,54 @@
+/*============LICENSE_START=======================================================
+ * oom-truststore-merger
+ * ================================================================================
+ * 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.oom.certservice.postprocessor.merger;
+
+import java.util.List;
+import org.onap.oom.certservice.postprocessor.configuration.model.AppConfiguration;
+import org.onap.oom.certservice.postprocessor.merger.model.Truststore;
+import org.onap.oom.certservice.postprocessor.merger.model.certificate.CertificateWithAlias;
+
+public class TruststoreMerger {
+
+    private static final int FIRST_TRUSTSTORE_INDEX = 0;
+    private static final int SECOND_TRUSTSTORE_INDEX = 1;
+
+    public void mergeTruststores(AppConfiguration configuration) {
+        List<Truststore> truststoreFilesList = getTruststoreFiles(configuration);
+
+        Truststore baseFile = truststoreFilesList.get(FIRST_TRUSTSTORE_INDEX);
+        baseFile.createBackup();
+
+        for (int i = SECOND_TRUSTSTORE_INDEX; i < truststoreFilesList.size(); i++) {
+            Truststore truststore = truststoreFilesList.get(i);
+            List<CertificateWithAlias> certificateWrappers = truststore.getCertificates();
+            baseFile.addCertificates(certificateWrappers);
+        }
+
+        baseFile.saveFile();
+    }
+
+    private List<Truststore> getTruststoreFiles(AppConfiguration configuration) {
+        return TruststoreFilesProvider
+            .getTruststoreFiles(
+                configuration.getTruststoreFilePaths(),
+                configuration.getTruststoreFilePasswordPaths()
+            );
+    }
+}