add fluent type builder support to A&AI client

add fluent type builder support to A&AI client

Issue-ID: SO-2856
Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
Change-Id: I2957aedb84a1c6b23979ff2e1c4dfb16b3a646c7

1 files changed, 51 insertions, 0 deletions

diff --git a/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/entities/uri/AAIFluentTypeReverseLookup.java b/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/entities/uri/AAIFluentTypeReverseLookup.java
new file mode 100644
index 0000000000..bd9f4c713f
--- /dev/null
+++ b/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/entities/uri/AAIFluentTypeReverseLookup.java
@@ -0,0 +1,51 @@
+package org.onap.aaiclient.client.aai.entities.uri;
+
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import org.onap.aaiclient.client.aai.AAIObjectType;
+import org.onap.aaiclient.client.graphinventory.GraphInventoryFluentType;
+import org.onap.aaiclient.client.graphinventory.entities.uri.parsers.UriParserSpringImpl;
+import com.google.common.base.CaseFormat;
+
+public class AAIFluentTypeReverseLookup {
+
+    public AAIObjectType fromName(String name, String uri) {
+
+        String className = CaseFormat.LOWER_HYPHEN.to(CaseFormat.UPPER_CAMEL, name);
+
+        uri = uri.replaceFirst(".*?/v\\d+", "");
+        try {
+            Class<? extends GraphInventoryFluentType.Info> clazz =
+                    (Class<? extends GraphInventoryFluentType.Info>) Class
+                            .forName("org.onap.aaiclient.client.generated.fluentbuilders." + className + "$Info");
+
+            GraphInventoryFluentType.Info type = clazz.newInstance();
+
+            Optional<String> parentTemplate = findParentPath(type, uri);
+            if (parentTemplate.isPresent()) {
+                return new AAIObjectType(parentTemplate.get(), type.getPartialUri(), type.getName(), false);
+            } else {
+                // fallback to enum lookup
+                return AAIObjectType.fromTypeName(name);
+            }
+        } catch (ClassNotFoundException | InstantiationException | IllegalAccessException e) {
+        }
+        return AAIObjectType.UNKNOWN;
+    }
+
+    protected Optional<String> findParentPath(GraphInventoryFluentType.Info type, String uri) {
+
+        List<UriParserSpringImpl> parsers =
+                type.getPaths().stream().map(path -> new UriParserSpringImpl(path)).collect(Collectors.toList());
+
+        for (UriParserSpringImpl parser : parsers) {
+            if (parser.isMatch(uri)) {
+                String partialUriReplacer = type.getPartialUri().replaceAll("\\{[^}]+\\}", "[^/]+");
+                return Optional.of(parser.getTemplate().replaceFirst(partialUriReplacer + "$", ""));
+            }
+        }
+
+        return Optional.empty();
+    }
+}