Add genprocessor project

[dcaegen2/platform.git] / mod / genprocessor / src / main / java / org / onap / dcae / genprocessor / CompSpec.java

diff --git a/mod/genprocessor/src/main/java/org/onap/dcae/genprocessor/CompSpec.java b/mod/genprocessor/src/main/java/org/onap/dcae/genprocessor/CompSpec.java
new file mode 100644 (file)
index 0000000..34b7398
--- /dev/null
+++ b/mod/genprocessor/src/main/java/org/onap/dcae/genprocessor/CompSpec.java
@@ -0,0 +1,144 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 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.dcae.genprocessor;
+
+import java.io.File;
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.core.JsonFactory;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+@JsonIgnoreProperties(ignoreUnknown = true)
+public class CompSpec {
+
+    static final Logger LOG = LoggerFactory.getLogger(App.class);
+
+    public String name;
+    // Name of component to be transformed to be more Java style
+    public String nameJavaClass;
+    public String version;
+    public String description;
+
+    // https://stackoverflow.com/questions/37010891/how-to-map-a-nested-value-to-a-property-using-jackson-annotations
+    @JsonProperty("self")
+    public void unpackSelf(Map<String, String> self) {
+        this.name = self.get("name");
+        this.nameJavaClass = Utils.formatNameForJavaClass(self.get("name"));
+        this.version = self.get("version");
+        this.description = self.get("description");
+    }
+
+
+    @JsonIgnoreProperties(ignoreUnknown = true)
+    public static class Parameter {
+        @JsonProperty("name")
+        public String name;
+        @JsonProperty("value")
+        public String value;
+        @JsonProperty("description")
+        public String description;
+        @JsonProperty("sourced_at_deployment")
+        public boolean sourcedAtDeployment;
+        @JsonProperty("policy_editable")
+        public boolean policyEditable;
+        @JsonProperty("designer_editable")
+        public boolean designerEditable;
+
+        public String toString() {
+            String[] params = new String[] {
+                String.format("name: \"%s\"", this.name)
+                , String.format("value: \"%s\"", this.value)
+                , String.format("description: \"%s\"", this.description)
+            };
+            return String.join(", ", params);
+        }
+    }
+
+    @JsonProperty("parameters")
+    public List<Parameter> parameters;
+
+    @JsonIgnoreProperties(ignoreUnknown = true)
+    public static class Connection {
+        @JsonProperty("format")
+        public String format;
+        @JsonProperty("version")
+        public String version;
+        @JsonProperty("type")
+        public String type;
+        @JsonProperty("config_key")
+        public String configKey;
+    }
+
+    @JsonProperty("streams")
+    public Map<String, List<Connection>> streams;
+
+    public List<Connection> getPublishes() {
+        return streams.containsKey("publishes") ? streams.get("publishes") : null;
+    }
+
+    public List<Connection> getSubscribes() {
+        return streams.containsKey("subscribes") ? streams.get("subscribes") : null;
+    }
+
+    public String toString(String delimiter) {
+        List<String> items = new ArrayList();
+        items.add(String.format("name: %s", name));
+        items.add(String.format("version: %s", version));
+        items.add(String.format("description: %s", description));
+        items.add(String.format("parameters: %d", parameters.size()));
+
+        if (!parameters.isEmpty()) {
+            // Cap at MAX
+            int MAX=parameters.size() > 3 ? 3 : parameters.size();
+            for (int i=0; i<MAX; i++) {
+                items.add(String.format("\t%s", parameters.get(i).toString()));
+            }
+        }
+
+        items.add("\t..");
+
+        return String.join(delimiter, items.toArray(new String[items.size()]));
+    }
+
+    public static CompSpec loadComponentSpec(File compSpecFile) {
+        return loadComponentSpec(compSpecFile.toURI());
+    }
+
+    public static CompSpec loadComponentSpec(URI compSpecURI) {
+        JsonFactory jf = new JsonFactory();
+        ObjectMapper om = new ObjectMapper();
+
+        try {
+            return om.readValue(jf.createParser(compSpecURI.toURL()), CompSpec.class);
+        } catch (Exception e) {
+            LOG.error("Uhoh", e);
+        }
+
+        throw new RuntimeException("REPLACE ME");
+    }
+
+}