Operational policy modification

[clamp.git] / src / main / java / org / onap / clamp / clds / util / drawing / SvgLoopGenerator.java

diff --git a/src/main/java/org/onap/clamp/clds/util/drawing/SvgLoopGenerator.java b/src/main/java/org/onap/clamp/clds/util/drawing/SvgLoopGenerator.java
new file mode 100644 (file)
index 0000000..f289d97
--- /dev/null
+++ b/src/main/java/org/onap/clamp/clds/util/drawing/SvgLoopGenerator.java
@@ -0,0 +1,75 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP CLAMP
+ * ================================================================================
+ * Copyright (C) 2019 Nokia. 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============================================
+ * Modifications copyright (c) 2019 AT&T
+ * ===================================================================
+ *
+ */
+
+package org.onap.clamp.clds.util.drawing;
+
+import java.util.HashSet;
+import java.util.Set;
+import org.apache.batik.svggen.SVGGraphics2D;
+import org.onap.clamp.clds.util.XmlTools;
+import org.onap.clamp.loop.Loop;
+import org.onap.clamp.loop.template.LoopElementModel;
+import org.onap.clamp.loop.template.LoopTemplate;
+import org.onap.clamp.loop.template.LoopTemplateLoopElementModel;
+import org.w3c.dom.Document;
+
+public class SvgLoopGenerator {
+    /**
+     * Generate the SVG images from the loop.
+     *
+     * @param loop The loop object, so it won't use the loop template
+     * @return A String containing the SVG
+     */
+    public static String getSvgImage(Loop loop) {
+        SVGGraphics2D svgGraphics2D = new SVGGraphics2D(XmlTools.createEmptySvgDocument());
+        Document document = XmlTools.createEmptySvgDocument();
+        DocumentBuilder dp = new DocumentBuilder(document, svgGraphics2D.getDOMFactory());
+        Painter painter = new Painter(svgGraphics2D, dp);
+        ClampGraphBuilder cgp = new ClampGraphBuilder(painter).collector("VES");
+        cgp.addAllMicroServices(loop.getMicroServicePolicies());
+        ClampGraph cg = cgp.addAllPolicies(loop.getOperationalPolicies()).build();
+        return cg.getAsSvg();
+    }
+
+    /**
+     * Generate the SVG images from the loop template.
+     *
+     * @param loopTemplate The loop template
+     * @return A String containing the SVG
+     */
+    public static String getSvgImage(LoopTemplate loopTemplate) {
+        SVGGraphics2D svgGraphics2D = new SVGGraphics2D(XmlTools.createEmptySvgDocument());
+        Document document = XmlTools.createEmptySvgDocument();
+        DocumentBuilder dp = new DocumentBuilder(document, svgGraphics2D.getDOMFactory());
+        Painter painter = new Painter(svgGraphics2D, dp);
+        ClampGraphBuilder cgp = new ClampGraphBuilder(painter).collector("VES");
+        Set<LoopElementModel> elementModelsSet = new HashSet<>();
+        for (LoopTemplateLoopElementModel elementModelLink:loopTemplate.getLoopElementModelsUsed()) {
+            elementModelsSet.add(elementModelLink.getLoopElementModel());
+        }
+        ClampGraph cg = cgp.addAllLoopElementModels(elementModelsSet).build();
+        return cg.getAsSvg();
+    }
+
+}