1 files changed, 133 insertions, 0 deletions
diff --git a/catalog-be-plugins/etsi-nfv-nsd-csar-plugin/src/main/java/org/openecomp/sdc/be/plugins/etsi/nfv/nsd/builder/NsdToscaMetadataBuilder.java b/catalog-be-plugins/etsi-nfv-nsd-csar-plugin/src/main/java/org/openecomp/sdc/be/plugins/etsi/nfv/nsd/builder/NsdToscaMetadataBuilder.java
new file mode 100644
index 0000000000..e709993b45
--- /dev/null
+++ b/catalog-be-plugins/etsi-nfv-nsd-csar-plugin/src/main/java/org/openecomp/sdc/be/plugins/etsi/nfv/nsd/builder/NsdToscaMetadataBuilder.java
@@ -0,0 +1,133 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 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.openecomp.sdc.be.plugins.etsi.nfv.nsd.builder;
+
+/**
+ * Builder for the TOSCA.meta file in a NSD CSAR
+ */
+public class NsdToscaMetadataBuilder {
+
+    public static final String CSAR_VERSION = "CSAR-Version";
+    public static final String CREATED_BY = "Created-By";
+    public static final String TOSCA_META_FILE_VERSION = "TOSCA-Meta-File-Version";
+    public static final String ENTRY_DEFINITIONS = "Entry-Definitions";
+    public static final String ETSI_ENTRY_CHANGE_LOG = "ETSI-Entry-Change-Log";
+    public static final String ETSI_ENTRY_MANIFEST = "ETSI-Entry-Manifest";
+
+    private static final String ATTRIBUTE_SEPARATOR = ": ";
+    private static final String NEW_LINE = "\n";
+
+    private final StringBuilder builder = new StringBuilder();
+    private String csarVersion;
+    private String createdBy;
+    private String entryDefinitionsPath;
+    private String toscaMetaVersion;
+    private String entryManifest;
+    private String changeLogPath;
+
+    /**
+     * Sets a value for the {@link #CSAR_VERSION} metadata entry.
+     *
+     * @param csarVersion the value
+     * @return the builder instance
+     */
+    public NsdToscaMetadataBuilder withCsarVersion(final String csarVersion) {
+        this.csarVersion = csarVersion;
+        return this;
+    }
+
+    /**
+     * Sets a value for the {@link #CREATED_BY} metadata entry.
+     *
+     * @param createdBy the value
+     * @return the builder instance
+     */
+    public NsdToscaMetadataBuilder withCreatedBy(final String createdBy) {
+        this.createdBy = createdBy;
+        return this;
+    }
+
+    /**
+     * Sets a value for the {@link #TOSCA_META_FILE_VERSION} metadata entry.
+     *
+     * @param toscaMetaVersion the value
+     * @return the builder instance
+     */
+    public NsdToscaMetadataBuilder withToscaMetaVersion(final String toscaMetaVersion) {
+        this.toscaMetaVersion = toscaMetaVersion;
+        return this;
+    }
+
+    /**
+     * Sets a value for the {@link #ENTRY_DEFINITIONS} metadata entry.
+     *
+     * @param entryDefinitionsPath the value
+     * @return the builder instance
+     */
+    public NsdToscaMetadataBuilder withEntryDefinitions(final String entryDefinitionsPath) {
+        this.entryDefinitionsPath = entryDefinitionsPath;
+        return this;
+    }
+
+    /**
+     * Sets a value for the {@link #ETSI_ENTRY_MANIFEST} metadata entry.
+     *
+     * @param entryManifest the value
+     * @return the builder instance
+     */
+    public NsdToscaMetadataBuilder withEntryManifest(final String entryManifest) {
+        this.entryManifest = entryManifest;
+        return this;
+    }
+
+    /**
+     * Sets a value for the {@link #ETSI_ENTRY_CHANGE_LOG} metadata entry.
+     *
+     * @param changeLogPath the value
+     * @return the builder instance
+     */
+    public NsdToscaMetadataBuilder withEntryChangeLog(final String changeLogPath) {
+        this.changeLogPath = changeLogPath;
+        return this;
+    }
+
+    /**
+     * Builds a string representing the TOSCA metadata content based on provided values.
+     *
+     * @return a string representing the TOSCA metadata content
+     */
+    public String build() {
+        appendEntry(CSAR_VERSION, csarVersion);
+        appendEntry(CREATED_BY, createdBy);
+        appendEntry(TOSCA_META_FILE_VERSION, toscaMetaVersion);
+        appendEntry(ENTRY_DEFINITIONS, entryDefinitionsPath);
+        appendEntry(ETSI_ENTRY_MANIFEST, entryManifest);
+        appendEntry(ETSI_ENTRY_CHANGE_LOG, changeLogPath);
+        return builder.toString();
+    }
+
+    private void appendEntry(final String entry, final String value) {
+        if (value != null) {
+            builder.append(entry).append(ATTRIBUTE_SEPARATOR).append(value)
+                .append(NEW_LINE);
+        }
+    }
+
+}