1 files changed, 133 insertions, 0 deletions
diff --git a/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/graphinventory/entities/GraphInventoryRelationships.java b/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/graphinventory/entities/GraphInventoryRelationships.java
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index 0000000000..7d960877b0
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+++ b/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/graphinventory/entities/GraphInventoryRelationships.java
@@ -0,0 +1,133 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. 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.aaiclient.client.graphinventory.entities;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.function.Predicate;
+import org.onap.aaiclient.client.graphinventory.GraphInventoryCommonObjectMapperProvider;
+import org.onap.aaiclient.client.graphinventory.GraphInventoryObjectName;
+import org.onap.aaiclient.client.graphinventory.GraphInventoryObjectType;
+import org.onap.aaiclient.client.graphinventory.entities.uri.GraphInventorySingleResourceUri;
+import org.onap.so.jsonpath.JsonPathUtil;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public abstract class GraphInventoryRelationships<Wrapper extends GraphInventoryResultWrapper<?>, Uri extends GraphInventorySingleResourceUri<?, ?, ?, ?>, Type extends GraphInventoryObjectType> {
+
+    protected final ObjectMapper mapper;
+    protected Map<String, Object> map;
+    protected final String jsonBody;
+
+    public GraphInventoryRelationships(String json) {
+        this.jsonBody = json;
+        this.mapper = new GraphInventoryCommonObjectMapperProvider().getMapper();
+        try {
+            this.map = mapper.readValue(json, new TypeReference<Map<String, Object>>() {});
+        } catch (IOException e) {
+            this.map = new HashMap<>();
+        }
+    }
+
+    public List<Wrapper> getByType(GraphInventoryObjectName type) {
+
+        return this.getAll(Optional.of(type));
+    }
+
+    public List<Wrapper> getAll() {
+
+        return this.getAll(Optional.empty());
+    }
+
+
+    public List<String> getRelatedLinks() {
+        return this.getRelatedLinks(Optional.empty());
+    }
+
+    public List<String> getRelatedLinks(GraphInventoryObjectName type) {
+        return this.getRelatedLinks(Optional.of(type));
+    }
+
+    public List<Uri> getRelatedUris() {
+        return this.getRelatedUris(x -> true);
+    }
+
+    public List<Uri> getRelatedUris(GraphInventoryObjectName type) {
+        return this.getRelatedUris(x -> type.typeName().equals(x));
+    }
+
+    protected List<Uri> getRelatedUris(Predicate<String> p) {
+        List<Uri> result = new ArrayList<>();
+        if (map.containsKey("relationship")) {
+            List<Map<String, Object>> relationships = (List<Map<String, Object>>) map.get("relationship");
+            for (Map<String, Object> relationship : relationships) {
+                final String relatedTo = (String) relationship.get("related-to");
+                if (p.test(relatedTo)) {
+                    Type type;
+                    type = fromTypeName(relatedTo);
+                    final String relatedLink = (String) relationship.get("related-link");
+
+                    result.add(createUri(type, relatedLink));
+                }
+            }
+        }
+        return result;
+    }
+
+
+
+    protected List<Wrapper> getAll(final Optional<GraphInventoryObjectName> type) {
+        List<Uri> relatedLinks;
+        if (type.isPresent()) {
+            relatedLinks = this.getRelatedUris(type.get());
+        } else {
+            relatedLinks = this.getRelatedUris();
+        }
+        ArrayList<Wrapper> result = new ArrayList<>();
+        for (Uri link : relatedLinks) {
+            result.add(this.get(link));
+        }
+        return result;
+    }
+
+    protected abstract Wrapper get(Uri uri);
+
+    protected abstract Uri createUri(Type type, String relatedLink);
+
+    protected abstract Type fromTypeName(String name);
+
+    protected List<String> getRelatedLinks(Optional<GraphInventoryObjectName> type) {
+        String matcher = "";
+        if (type.isPresent()) {
+            matcher = "[?(@.related-to=='" + type.get().typeName() + "')]";
+        }
+        return JsonPathUtil.getInstance().locateResultList(this.jsonBody,
+                String.format("$.relationship%s.related-link", matcher));
+    }
+
+    public String getJson() {
+        return this.jsonBody;
+    }
+}