Fixing R130206 certificate searching mechanism

Issue-ID: VNFSDK-595
Signed-off-by: Bartosz Gardziejewski <bartosz.gardziejewski@nokia.com>
Change-Id: I8dacd924b16812378356b05291229f2097dfcbe1

1 files changed, 75 insertions, 0 deletions

diff --git a/csarvalidation/src/main/java/org/onap/cvc/csar/security/CmsSignatureData.java b/csarvalidation/src/main/java/org/onap/cvc/csar/security/CmsSignatureData.java
new file mode 100644
index 0000000..456f365
--- /dev/null
+++ b/csarvalidation/src/main/java/org/onap/cvc/csar/security/CmsSignatureData.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2020 Nokia
+ * <p>
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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.cvc.csar.security;
+
+import org.bouncycastle.cms.SignerInformation;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.security.cert.CertificateException;
+import java.security.cert.CertificateFactory;
+import java.security.cert.X509Certificate;
+import java.util.Optional;
+
+public class CmsSignatureData {
+
+    private X509Certificate certificate;
+    private final SignerInformation signerInformation;
+
+    public CmsSignatureData(X509Certificate certificate, SignerInformation signerInformation) {
+        this.certificate = certificate;
+        this.signerInformation = signerInformation;
+    }
+
+    public CmsSignatureData(SignerInformation signerInformation) {
+        this.signerInformation = signerInformation;
+    }
+
+    public Optional<X509Certificate> getCertificate() {
+        return Optional.ofNullable(certificate);
+    }
+
+    public SignerInformation getSignerInformation() {
+        return signerInformation;
+    }
+
+    public void loadCertificate(Path pathToCertificate) throws CertificateLoadingException {
+        try {
+            loadCertificate(Files.readAllBytes(pathToCertificate));
+        } catch (IOException e) {
+            final String errorMessage = String.format(
+                "Error during loading Certificate from given path: %s !"
+                ,pathToCertificate
+            );
+            throw new CertificateLoadingException(errorMessage, e);
+        }
+    }
+
+    public void loadCertificate(final byte[] certificate) throws CertificateLoadingException {
+        try (InputStream in = new ByteArrayInputStream(certificate)) {
+            CertificateFactory factory = CertificateFactory.getInstance("X.509");
+            this.certificate =  (X509Certificate) factory.generateCertificate(in);
+        } catch (IOException | CertificateException e) {
+            throw new CertificateLoadingException("Error during loading Certificate from bytes!", e);
+        }
+    }
+
+}