From 28f9fa1399f5e513a3d5860c52cd51b615bc0a2c Mon Sep 17 00:00:00 2001
From: "Sotiropoulos, Ioannis (is948x)" <Ioannis.Sotiropoulos@amdocs.com>
Date: Mon, 11 Jun 2018 09:54:54 +0100
Subject: Process multi-OXM files

Gizmo service uses common OXM consumer to process multi-OXM files

Issue-ID: AAI-1196

Change-Id: If6dd50413a914984948272cd6bd98e2eeeaecedb
Signed-off-by: Sotiropoulos, Ioannis (is948x) <Ioannis.Sotiropoulos@amdocs.com>
---
 .../org/onap/schema/OxmModelConfigTranslator.java  | 100 +++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 src/main/java/org/onap/schema/OxmModelConfigTranslator.java

(limited to 'src/main/java/org/onap/schema/OxmModelConfigTranslator.java')

diff --git a/src/main/java/org/onap/schema/OxmModelConfigTranslator.java b/src/main/java/org/onap/schema/OxmModelConfigTranslator.java
new file mode 100644
index 0000000..f6b9e70
--- /dev/null
+++ b/src/main/java/org/onap/schema/OxmModelConfigTranslator.java
@@ -0,0 +1,100 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright © 2017-2018 Amdocs
+ * ================================================================================
+ * 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.schema;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.PathMatcher;
+import java.nio.file.Paths;
+import java.util.List;
+import java.util.Map;
+import java.util.ServiceConfigurationError;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+import org.onap.aai.setup.ConfigTranslator;
+import org.onap.aai.setup.SchemaLocationsBean;
+import org.onap.aai.setup.Version;
+
+public class OxmModelConfigTranslator extends ConfigTranslator {
+
+    public OxmModelConfigTranslator(SchemaLocationsBean bean) {
+        super(bean);
+    }
+
+    @Override
+    public Map<Version, List<String>> getNodeFiles() {
+        String nodeDirectory = bean.getNodeDirectory();
+        if (nodeDirectory == null) {
+            throw new ServiceConfigurationError(
+                    "Node(s) directory is empty in the schema location bean (" + bean.getSchemaConfigLocation() + ")");
+        }
+        try {
+            return getVersionMap(Paths.get(nodeDirectory), "*_v*.xml");
+        } catch (IOException e) {
+            throw new ServiceConfigurationError("Failed to read node(s) directory " + getPath(nodeDirectory), e);
+        }
+    }
+
+    @Override
+    public Map<Version, List<String>> getEdgeFiles() {
+        String edgeDirectory = bean.getEdgeDirectory();
+        if (edgeDirectory == null) {
+            throw new ServiceConfigurationError(
+                    "Edge(s) directory is empty in the schema location bean (" + bean.getSchemaConfigLocation() + ")");
+        }
+        try {
+            return getVersionMap(Paths.get(edgeDirectory), "*_v*.json");
+        } catch (IOException e) {
+            throw new ServiceConfigurationError("Failed to read edge(s) directory " + getPath(edgeDirectory), e);
+        }
+    }
+
+    private String getPath(String nodeDirectory) {
+        return Paths.get(nodeDirectory).toAbsolutePath().toString();
+    }
+
+    /**
+     * Creates a map containing each OXM Version and the matching OXM file path(s)
+     *
+     * @param folderPath the folder/directory containing the OXM files
+     * @param fileSuffix
+     * @return a new Map object (may be empty)
+     * @throws IOException if there is a problem reading the specified directory path
+     */
+    private Map<Version, List<String>> getVersionMap(Path folderPath, String globPattern) throws IOException {
+        final PathMatcher filter = folderPath.getFileSystem().getPathMatcher("glob:**/" + globPattern);
+        try (final Stream<Path> stream = Files.list(folderPath)) {
+            return stream.filter(filter::matches).map(Path::toString).filter(p -> getVersionFromPath(p) != null)
+                    .collect(Collectors.groupingBy(this::getVersionFromPath));
+        }
+    }
+
+    private Version getVersionFromPath(String pathName) {
+        String version = "V" + pathName.replaceAll("^.*\\/", "").replaceAll("\\D+", "");
+        try {
+            return Version.valueOf(version);
+        } catch (IllegalArgumentException e) {
+            return null;
+        }
+    }
+
+}
-- 
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