Create SVG in UI

Remove the SVG generation from the backend and put it in the UI. Backend removal code + clean up of test resources

Issue-ID: CLAMP-854
Signed-off-by: sebdet <sebastien.determe@intl.att.com>
Change-Id: Ie9d6cd20f0135b459dbc85901b9a66f65002a85c

15 files changed, 14 insertions, 852 deletions

diff --git a/src/main/java/org/onap/clamp/clds/util/XmlTools.java b/src/main/java/org/onap/clamp/clds/util/XmlTools.java
deleted file mode 100644
index a7d4ed9fb..000000000
--- a/src/main/java/org/onap/clamp/clds/util/XmlTools.java
+++ /dev/null
@@ -1,78 +0,0 @@
-/*-
- * ============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============================================
- * ===================================================================
- *
- */
-
-package org.onap.clamp.clds.util;
-
-import java.io.StringWriter;
-import javax.xml.XMLConstants;
-import javax.xml.transform.OutputKeys;
-import javax.xml.transform.Transformer;
-import javax.xml.transform.TransformerException;
-import javax.xml.transform.TransformerFactory;
-import javax.xml.transform.dom.DOMSource;
-import javax.xml.transform.stream.StreamResult;
-import org.apache.batik.anim.dom.SVGDOMImplementation;
-import org.apache.batik.dom.GenericDOMImplementation;
-import org.apache.batik.util.SVGConstants;
-import org.w3c.dom.DOMImplementation;
-import org.w3c.dom.Document;
-
-public class XmlTools {
-
-    /**
-     * Private constructor to avoid creating instances of util class.
-     */
-    private XmlTools(){
-    }
-
-    /**
-     * Transforms document to XML string.
-     *
-     * @param doc XML document
-     * @return XML string
-     */
-    public static String exportXmlDocumentAsString(Document doc) {
-        try {
-            TransformerFactory tf = TransformerFactory.newInstance();
-            tf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
-            Transformer transformer = tf.newTransformer();
-            transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
-            StringWriter writer = new StringWriter();
-            transformer.transform(new DOMSource(doc), new StreamResult(writer));
-            return writer.getBuffer().toString();
-        } catch (TransformerException e) {
-            throw new RuntimeException(e);
-        }
-    }
-
-    /**
-     * Creates empty svg document.
-     *
-     * @return Document
-     */
-    public static Document createEmptySvgDocument() {
-        DOMImplementation domImplementation = GenericDOMImplementation.getDOMImplementation();
-        String svgNs = SVGDOMImplementation.SVG_NAMESPACE_URI;
-        return domImplementation.createDocument(svgNs, SVGConstants.SVG_SVG_TAG, null);
-    }
-}
diff --git a/src/main/java/org/onap/clamp/clds/util/drawing/AwtUtils.java b/src/main/java/org/onap/clamp/clds/util/drawing/AwtUtils.java
deleted file mode 100755
index a4a5a3847..000000000
--- a/src/main/java/org/onap/clamp/clds/util/drawing/AwtUtils.java
+++ /dev/null
@@ -1,93 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * ONAP CLAMP
- * ================================================================================
- * Copyright (C) 2019 Nokia. All rights
- *                             reserved.
- * ================================================================================
- * Modifications Copyright (c) 2019 Samsung
- * ================================================================================
- * 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.awt.Color;
-import java.awt.Font;
-import java.awt.FontMetrics;
-import java.awt.Graphics2D;
-import java.awt.Point;
-import java.awt.Rectangle;
-
-public class AwtUtils {
-    private static final int ARROW_W = 4;
-    private static final int ARROW_H = 2;
-    private static final int FONT_SIZE = 12;
-    private static final int FONT_STYLE = Font.PLAIN;
-    private static final String FONT_FACE = "SansSerif";
-    private static final Color TRANSPARENT = new Color(0.0f, 0.0f, 0.0f, 0.0f);
-    private static final int TEXT_PADDING = 5;
-
-    private AwtUtils() {
-    }
-
-    static void rectWithText(Graphics2D g2d, String text, Point point, int width, int height) {
-        Rectangle rect = new Rectangle(point.x, point.y, width, height);
-        g2d.draw(rect);
-        Color oldColor = g2d.getColor();
-        g2d.setColor(TRANSPARENT);
-        g2d.fill(rect);
-        g2d.setColor(oldColor);
-        addText(g2d, text, rect);
-    }
-
-    static void drawArrow(Graphics2D g2d, Point from, Point to, int lineThickness) {
-        int x2 = to.x - lineThickness;
-        g2d.drawLine(from.x, from.y, x2 - lineThickness, to.y);
-        g2d.drawPolygon(new int[] { x2 - ARROW_W, x2 - ARROW_W, x2 },
-                new int[] { to.y - ARROW_H, to.y + ARROW_H, to.y }, 3);
-        g2d.fillPolygon(new int[] { x2 - ARROW_W, x2 - ARROW_W, x2 },
-                new int[] { to.y - ARROW_H, to.y + ARROW_H, to.y }, 3);
-    }
-
-    private static void addText(Graphics2D g2d, String text, Rectangle rect) {
-        int textBoundingBoxLimit = rect.width - 2 * TEXT_PADDING;
-        Font font = new Font(FONT_FACE, FONT_STYLE, FONT_SIZE);
-        font = scaleFontToFit(text, textBoundingBoxLimit, g2d, font);
-        Font oldFont = g2d.getFont();
-
-        g2d.setFont(font);
-        g2d.setColor(Color.BLACK);
-        FontMetrics fm1 = g2d.getFontMetrics();
-        float x1 = rect.x + (float) (rect.width - fm1.stringWidth(text)) / 2;
-        float y1 = rect.y + (float) (rect.height - fm1.getHeight()) / 2 + fm1.getAscent();
-        g2d.drawString(text, x1, y1);
-
-        g2d.setFont(oldFont);
-    }
-
-    private static Font scaleFontToFit(String text, int width, Graphics2D g2d, Font font) {
-        float fontSize = font.getSize();
-        float stringWidth = g2d.getFontMetrics(font).stringWidth(text);
-        if (stringWidth <= width) {
-            return font;
-        }
-        fontSize = (width / stringWidth) * fontSize;
-        return font.deriveFont(fontSize);
-    }
-
-}
diff --git a/src/main/java/org/onap/clamp/clds/util/drawing/ClampGraph.java b/src/main/java/org/onap/clamp/clds/util/drawing/ClampGraph.java
deleted file mode 100755
index 6b97de8e6..000000000
--- a/src/main/java/org/onap/clamp/clds/util/drawing/ClampGraph.java
+++ /dev/null
@@ -1,48 +0,0 @@
-/*-
- * ============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============================================
- * ===================================================================
- *
- */
-
-package org.onap.clamp.clds.util.drawing;
-
-import java.util.Objects;
-import org.onap.clamp.clds.util.XmlTools;
-
-public class ClampGraph {
-    private final DocumentBuilder documentBuilder;
-    private String svg;
-
-    ClampGraph(DocumentBuilder documentBuilder) {
-        this.documentBuilder = documentBuilder;
-    }
-
-    /**
-     * Returns svg string.
-     *
-     * @return svg string
-     */
-    public String getAsSvg() {
-        if (Objects.isNull(svg) || svg.isEmpty()) {
-            svg = XmlTools.exportXmlDocumentAsString(this.documentBuilder.getGroupingDocument());
-        }
-        return svg;
-    }
-}
diff --git a/src/main/java/org/onap/clamp/clds/util/drawing/ClampGraphBuilder.java b/src/main/java/org/onap/clamp/clds/util/drawing/ClampGraphBuilder.java
deleted file mode 100755
index 6cf342f2c..000000000
--- a/src/main/java/org/onap/clamp/clds/util/drawing/ClampGraphBuilder.java
+++ /dev/null
@@ -1,107 +0,0 @@
-/*-
- * ============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.onap.clamp.loop.template.LoopElementModel;
-import org.onap.clamp.policy.microservice.MicroServicePolicy;
-import org.onap.clamp.policy.operational.OperationalPolicy;
-
-public class ClampGraphBuilder {
-    private Set<OperationalPolicy> policies = new HashSet<>();
-    private String collector;
-    private Set<MicroServicePolicy> microServices = new HashSet<>();
-    private Set<LoopElementModel> loopElementModels = new HashSet<>();
-    private final Painter painter;
-
-    public ClampGraphBuilder(Painter painter) {
-        this.painter = painter;
-    }
-
-    public ClampGraphBuilder collector(String collector) {
-        this.collector = collector;
-        return this;
-    }
-
-    public ClampGraphBuilder addPolicy(OperationalPolicy policy) {
-        this.policies.add(policy);
-        return this;
-    }
-
-    public ClampGraphBuilder addAllPolicies(Set<OperationalPolicy> policies) {
-        this.policies.addAll(policies);
-        return this;
-    }
-
-    public ClampGraphBuilder addMicroService(MicroServicePolicy ms) {
-        microServices.add(ms);
-        return this;
-    }
-
-    public ClampGraphBuilder addAllMicroServices(Set<MicroServicePolicy> msList) {
-        microServices.addAll(msList);
-        return this;
-    }
-
-    /**
-     * This method adds all loop element specified in input to the current structure.
-     *
-     * @param loopElementModels A set of LoopElementModels
-     * @return Return the current ClampGraphBuilder
-     */
-    public ClampGraphBuilder addAllLoopElementModels(Set<LoopElementModel> loopElementModels) {
-        for (LoopElementModel elem : loopElementModels) {
-            this.addLoopElementModel(elem);
-        }
-        return this;
-    }
-
-    /**
-     * This method adds one loop element specified in input to the current structure.
-     *
-     * @param loopElementModel A LoopElementModels
-     * @return Return the current ClampGraphBuilder
-     */
-    public ClampGraphBuilder addLoopElementModel(LoopElementModel loopElementModel) {
-        if (LoopElementModel.MICRO_SERVICE_TYPE.equals(loopElementModel.getLoopElementType())) {
-            microServices.add(new MicroServicePolicy(loopElementModel.getName(),
-                    loopElementModel.getPolicyModels().first(), false,null,loopElementModel,null,null));
-        } else if (LoopElementModel.OPERATIONAL_POLICY_TYPE.equals(loopElementModel.getLoopElementType())) {
-            policies.add(new OperationalPolicy(loopElementModel.getName(), null, null,
-                    loopElementModel.getPolicyModels().first(), loopElementModel, null, null));
-        }
-        return this;
-    }
-
-    /**
-     * Build the SVG.
-     *
-     * @return Clamp graph (SVG)
-     */
-    public ClampGraph build() {
-        return new ClampGraph(painter.doPaint(collector, microServices, policies));
-    }
-}
diff --git a/src/main/java/org/onap/clamp/clds/util/drawing/DocumentBuilder.java b/src/main/java/org/onap/clamp/clds/util/drawing/DocumentBuilder.java
deleted file mode 100644
index 7c624be0f..000000000
--- a/src/main/java/org/onap/clamp/clds/util/drawing/DocumentBuilder.java
+++ /dev/null
@@ -1,67 +0,0 @@
-/*-
- * ============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============================================
- * ===================================================================
- *
- */
-
-package org.onap.clamp.clds.util.drawing;
-
-import org.apache.batik.svggen.SVGGraphics2D;
-import org.w3c.dom.Document;
-import org.w3c.dom.Element;
-import org.w3c.dom.Node;
-
-public class DocumentBuilder {
-    private final Document groupingDocument;
-    private final Document documentFactory;
-
-    static final String DATA_ELEMENT_ID_ATTRIBUTE = "data-element-id";
-    static final String DATA_ELEMENT_GROUPING_ATTRIBUTE = "data-grouping-id";
-    static final String DATA_FOR_UI_ATTRIBUTE = "data-for-ui";
-
-    DocumentBuilder(Document groupingDocument, Document documentFactory) {
-        this.groupingDocument = groupingDocument;
-        this.documentFactory = documentFactory;
-    }
-
-    void pushChangestoDocument(SVGGraphics2D g2d, String dataElementId) {
-        pushChangestoDocument(g2d, dataElementId,null,null);
-    }
-
-    void pushChangestoDocument(SVGGraphics2D g2d, String dataElementId, String dataGroupingId, String dataForUI) {
-        Element element =
-            this.documentFactory.createElementNS(SVGGraphics2D.SVG_NAMESPACE_URI,
-                SVGGraphics2D.SVG_G_TAG);
-        element.setAttribute(DATA_ELEMENT_ID_ATTRIBUTE, dataElementId);
-        if (dataGroupingId != null) {
-            element.setAttribute(DATA_ELEMENT_GROUPING_ATTRIBUTE, dataGroupingId);
-        }
-        if (dataForUI != null) {
-            element.setAttribute(DATA_FOR_UI_ATTRIBUTE, dataForUI);
-        }
-        g2d.getRoot(element);
-        Node node = this.groupingDocument.importNode(element, true);
-        this.groupingDocument.getDocumentElement().appendChild(node);
-    }
-
-    Document getGroupingDocument() {
-        return groupingDocument;
-    }
-}
diff --git a/src/main/java/org/onap/clamp/clds/util/drawing/ImageBuilder.java b/src/main/java/org/onap/clamp/clds/util/drawing/ImageBuilder.java
deleted file mode 100644
index 72df90f2b..000000000
--- a/src/main/java/org/onap/clamp/clds/util/drawing/ImageBuilder.java
+++ /dev/null
@@ -1,138 +0,0 @@
-/*-
- * ============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============================================
- * ===================================================================
- *
- */
-
-package org.onap.clamp.clds.util.drawing;
-
-import java.awt.BasicStroke;
-import java.awt.Point;
-import java.awt.Shape;
-import java.awt.Stroke;
-import java.awt.geom.Ellipse2D;
-import java.util.UUID;
-
-import org.apache.batik.svggen.SVGGraphics2D;
-
-public class ImageBuilder {
-
-    public static final int POLICY_LINE_RATIO = 2;
-    public static final int COLLECTOR_LINE_RATIO = 6;
-    public static final float MS_LINE_TO_HEIGHT_RATIO = 0.75f;
-    public static final float ARROW_TO_BASELINE_RATIO = 0.75f;
-
-    private Point currentPoint;
-    private final int baseLength;
-    private final int rectHeight;
-    private final SVGGraphics2D g2d;
-    private final DocumentBuilder documentBuilder;
-
-    private static final int LINE_THICKNESS = 2;
-    private static final int CIRCLE_RADIUS = 17;
-
-    ImageBuilder(SVGGraphics2D svgGraphics2D, DocumentBuilder documentBuilder, Point startingPoint, int baseLength,
-                 int rectHeight) {
-        this.g2d = svgGraphics2D;
-        this.documentBuilder = documentBuilder;
-        this.currentPoint = new Point(startingPoint);
-        this.baseLength = baseLength;
-        this.rectHeight = rectHeight;
-    }
-
-    ImageBuilder rectangle(String dataElementId, RectTypes rectType, String boxText, String groupingId, String uiData) {
-        Point next = new Point(currentPoint.x + baseLength, currentPoint.y);
-        Point point = coordinatesForRectangle(currentPoint, next);
-
-        handleBasedOnRectType(rectType, boxText, point, baseLength, rectHeight);
-
-        documentBuilder.pushChangestoDocument(g2d, dataElementId, groupingId, uiData);
-        currentPoint = next;
-        return this;
-    }
-
-    ImageBuilder arrow() {
-        String dataElementId = "Arrow-" + UUID.randomUUID().toString();
-        Point to = new Point(currentPoint.x + (int) (baseLength * ARROW_TO_BASELINE_RATIO), currentPoint.y);
-        AwtUtils.drawArrow(g2d, currentPoint, to, LINE_THICKNESS);
-        documentBuilder.pushChangestoDocument(g2d, dataElementId);
-        currentPoint = to;
-        return this;
-    }
-
-    ImageBuilder circle(String dataElementId, int lineThickness) {
-        Shape circleStart = new Ellipse2D.Double(currentPoint.x, ((double) currentPoint.y) - CIRCLE_RADIUS,
-                2.0 * CIRCLE_RADIUS, 2.0 * CIRCLE_RADIUS);
-
-        Stroke oldStroke = g2d.getStroke();
-        g2d.setStroke(new BasicStroke(lineThickness));
-        g2d.draw(circleStart);
-        g2d.setStroke(oldStroke);
-        documentBuilder.pushChangestoDocument(g2d, dataElementId);
-        Point to = new Point(currentPoint.x + 2 * CIRCLE_RADIUS, currentPoint.y);
-        currentPoint = to;
-        return this;
-    }
-
-    DocumentBuilder getDocumentBuilder() {
-        return documentBuilder;
-    }
-
-    private void handleBasedOnRectType(RectTypes rectType, String text, Point point, int width, int height) {
-        AwtUtils.rectWithText(g2d, text, point, width, height);
-        switch (rectType) {
-            case COLECTOR:
-                drawVerticalLineForCollector(point, width, height);
-                break;
-            case MICROSERVICE:
-                drawHorizontalLineForMicroService(point, width, height);
-                break;
-            case POLICY:
-                drawDiagonalLineForPolicy(point, width, height);
-                break;
-            default:
-        }
-    }
-
-    private void drawVerticalLineForCollector(Point point, int width, int height) {
-        g2d.drawLine(point.x + width / COLLECTOR_LINE_RATIO, point.y, point.x + width / COLLECTOR_LINE_RATIO,
-                point.y + height);
-    }
-
-    private void drawHorizontalLineForMicroService(Point point, int width, int height) {
-        int pointY = calculateMsHorizontalLineYCoordinate(point, height);
-        g2d.drawLine(point.x, pointY, point.x + width, pointY);
-    }
-
-    private void drawDiagonalLineForPolicy(Point point, int width, int height) {
-        g2d.drawLine(point.x, point.y + height / POLICY_LINE_RATIO, point.x + width / POLICY_LINE_RATIO, point.y);
-    }
-
-    private int calculateMsHorizontalLineYCoordinate(Point point, int height) {
-        return (int) (point.y * height * MS_LINE_TO_HEIGHT_RATIO);
-    }
-
-    private Point coordinatesForRectangle(Point from, Point next) {
-        int pointX = from.x;
-        int pointY = from.y - next.y + LINE_THICKNESS / 2;
-        return new Point(pointX, pointY);
-    }
-
-}
diff --git a/src/main/java/org/onap/clamp/clds/util/drawing/InvalidStateException.java b/src/main/java/org/onap/clamp/clds/util/drawing/InvalidStateException.java
deleted file mode 100644
index 91af9f1a4..000000000
--- a/src/main/java/org/onap/clamp/clds/util/drawing/InvalidStateException.java
+++ /dev/null
@@ -1,30 +0,0 @@
-/*-
- * ============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============================================
- * ===================================================================
- *
- */
-
-package org.onap.clamp.clds.util.drawing;
-
-public class InvalidStateException extends RuntimeException {
-    public InvalidStateException(String message) {
-        super(message);
-    }
-}
diff --git a/src/main/java/org/onap/clamp/clds/util/drawing/Painter.java b/src/main/java/org/onap/clamp/clds/util/drawing/Painter.java
deleted file mode 100755
index ff7d2c215..000000000
--- a/src/main/java/org/onap/clamp/clds/util/drawing/Painter.java
+++ /dev/null
@@ -1,105 +0,0 @@
-/*-
- * ============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.awt.BasicStroke;
-import java.awt.Color;
-import java.awt.Point;
-import java.awt.RenderingHints;
-import java.util.Set;
-import org.apache.batik.svggen.SVGGraphics2D;
-import org.onap.clamp.policy.microservice.MicroServicePolicy;
-import org.onap.clamp.policy.operational.OperationalPolicy;
-
-public class Painter {
-    private final int canvasSize;
-    private final SVGGraphics2D g2d;
-    private final DocumentBuilder documentBuilder;
-
-    private static final int DEFAULT_CANVAS_SIZE = 900;
-    private static final int SLIM_LINE = 2;
-    private static final int THICK_LINE = 4;
-    private static final double RECT_RATIO = 3.0 / 2.0;
-    private static final int CIRCLE_RADIUS = 17;
-    private static final int MINIMUM_BASE_LENGTH = 120;
-
-    /**
-     * Constructor to create instance of Painter.
-     *
-     * @param svgGraphics2D   svg graphics
-     * @param documentBuilder document builder
-     */
-    public Painter(SVGGraphics2D svgGraphics2D, DocumentBuilder documentBuilder) {
-        this.g2d = svgGraphics2D;
-        this.documentBuilder = documentBuilder;
-        this.canvasSize = DEFAULT_CANVAS_SIZE;
-    }
-
-    DocumentBuilder doPaint(String collector, Set<MicroServicePolicy> microServices, Set<OperationalPolicy> policies) {
-        int numOfRectangles = 2 + microServices.size();
-        int numOfArrows = numOfRectangles + 1;
-        int baseLength = (canvasSize - 2 * CIRCLE_RADIUS) / (numOfArrows + numOfRectangles);
-        if (baseLength < MINIMUM_BASE_LENGTH) {
-            baseLength = MINIMUM_BASE_LENGTH;
-        }
-        int rectHeight = (int) (baseLength / RECT_RATIO);
-
-        adjustGraphics2DProperties();
-
-        Point origin = new Point(1, rectHeight / 2);
-        ImageBuilder ib = new ImageBuilder(g2d, documentBuilder, origin, baseLength, rectHeight);
-
-        doTheActualDrawing(collector, microServices, policies, ib);
-
-        return ib.getDocumentBuilder();
-    }
-
-    private void doTheActualDrawing(String collector, Set<MicroServicePolicy> microServices,
-                                    Set<OperationalPolicy> policies,
-                                    ImageBuilder ib) {
-        ib.circle("start-circle", SLIM_LINE).arrow().rectangle(collector, RectTypes.COLECTOR, collector, null, null);
-
-        for (MicroServicePolicy ms : microServices) {
-            ib.arrow().rectangle(ms.getName(),
-                    RectTypes.MICROSERVICE, ms.getPolicyModel().getPolicyAcronym(),
-                    ms.getLoopElementModel() != null ? ms.getLoopElementModel().getName() : null,
-                    ms.getLoopElementModel() != null ? ms.getLoopElementModel().getName() : null);
-        }
-        for (OperationalPolicy policy : policies) {
-            ib.arrow().rectangle(policy.getName(), RectTypes.POLICY, policy.getPolicyModel().getPolicyAcronym(),
-                    policy.getLoopElementModel() != null ? policy.getLoopElementModel().getName() : null,
-                    policy.getLoopElementModel() != null ? policy.getLoopElementModel().getName() : null);
-        }
-        ib.arrow().circle("stop-circle", THICK_LINE);
-    }
-
-    private void adjustGraphics2DProperties() {
-        g2d.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
-        g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB);
-        g2d.setStroke(new BasicStroke(SLIM_LINE));
-        g2d.setPaint(Color.BLACK);
-    }
-
-}
diff --git a/src/main/java/org/onap/clamp/clds/util/drawing/RectTypes.java b/src/main/java/org/onap/clamp/clds/util/drawing/RectTypes.java
deleted file mode 100644
index e69324325..000000000
--- a/src/main/java/org/onap/clamp/clds/util/drawing/RectTypes.java
+++ /dev/null
@@ -1,28 +0,0 @@
-/*-
- * ============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============================================
- * ===================================================================
- *
- */
-
-package org.onap.clamp.clds.util.drawing;
-
-enum RectTypes {
-    COLECTOR, MICROSERVICE, POLICY
-}
\ No newline at end of file
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
deleted file mode 100644
index f289d9798..000000000
--- a/src/main/java/org/onap/clamp/clds/util/drawing/SvgLoopGenerator.java
+++ /dev/null
@@ -1,75 +0,0 @@
-/*-
- * ============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();
-    }
-
-}
diff --git a/src/main/java/org/onap/clamp/loop/Loop.java b/src/main/java/org/onap/clamp/loop/Loop.java
index 081331337..36f74221e 100644
--- a/src/main/java/org/onap/clamp/loop/Loop.java
+++ b/src/main/java/org/onap/clamp/loop/Loop.java
@@ -51,7 +51,6 @@ import org.hibernate.annotations.Type;
 import org.hibernate.annotations.TypeDef;
 import org.hibernate.annotations.TypeDefs;
 import org.onap.clamp.clds.tosca.update.ToscaConverterWithDictionarySupport;
-import org.onap.clamp.clds.util.drawing.SvgLoopGenerator;
 import org.onap.clamp.dao.model.jsontype.StringJsonUserType;
 import org.onap.clamp.loop.common.AuditEntity;
 import org.onap.clamp.loop.components.external.DcaeComponent;
@@ -88,9 +87,6 @@ public class Loop extends AuditEntity implements Serializable {
     @Column(name = "dcae_deployment_status_url")
     private String dcaeDeploymentStatusUrl;
 
-    @Column(columnDefinition = "MEDIUMTEXT", name = "svg_representation")
-    private String svgRepresentation;
-
     @Expose
     @Type(type = "json")
     @Column(columnDefinition = "json", name = "global_properties_json")
@@ -145,9 +141,8 @@ public class Loop extends AuditEntity implements Serializable {
     /**
      * Constructor.
      */
-    public Loop(String name, String svgRepresentation) {
+    public Loop(String name) {
         this.name = name;
-        this.svgRepresentation = svgRepresentation;
         this.lastComputedState = LoopState.DESIGN;
         this.globalPropertiesJson = new JsonObject();
         initializeExternalComponents();
@@ -160,7 +155,7 @@ public class Loop extends AuditEntity implements Serializable {
      * @param loopTemplate The loop template from which a new loop instance must be created
      */
     public Loop(String name, LoopTemplate loopTemplate, ToscaConverterWithDictionarySupport toscaConverter) {
-        this(name, "");
+        this(name);
         this.setLoopTemplate(loopTemplate);
         this.setModelService(loopTemplate.getModelService());
         loopTemplate.getLoopElementModelsUsed().forEach(element -> {
@@ -201,14 +196,6 @@ public class Loop extends AuditEntity implements Serializable {
         this.dcaeDeploymentStatusUrl = dcaeDeploymentStatusUrl;
     }
 
-    public String getSvgRepresentation() {
-        return svgRepresentation;
-    }
-
-    void setSvgRepresentation(String svgRepresentation) {
-        this.svgRepresentation = svgRepresentation;
-    }
-
     public LoopState getLastComputedState() {
         return lastComputedState;
     }
@@ -251,37 +238,31 @@ public class Loop extends AuditEntity implements Serializable {
 
     /**
      * This method adds an operational policy to the loop.
-     * It re-computes the Svg as well.
      *
      * @param opPolicy the operationalPolicy to add
      */
     public void addOperationalPolicy(OperationalPolicy opPolicy) {
         operationalPolicies.add(opPolicy);
         opPolicy.setLoop(this);
-        this.setSvgRepresentation(SvgLoopGenerator.getSvgImage(this));
     }
 
     /**
      * This method removes an operational policy to the loop.
-     * It re-computes the Svg as well.
      *
      * @param opPolicy the operationalPolicy to add
      */
     public void removeOperationalPolicy(OperationalPolicy opPolicy) {
         operationalPolicies.remove(opPolicy);
-        this.setSvgRepresentation(SvgLoopGenerator.getSvgImage(this));
     }
 
     /**
      * This method adds an micro service policy to the loop.
-     * It re-computes the Svg as well.
      *
      * @param microServicePolicy the micro service to add
      */
     public void addMicroServicePolicy(MicroServicePolicy microServicePolicy) {
         microServicePolicies.add(microServicePolicy);
         microServicePolicy.getUsedByLoops().add(this);
-        this.setSvgRepresentation(SvgLoopGenerator.getSvgImage(this));
     }
 
     public void addLog(LoopLog log) {
diff --git a/src/main/java/org/onap/clamp/loop/LoopController.java b/src/main/java/org/onap/clamp/loop/LoopController.java
index fad93bc7d..603726f56 100644
--- a/src/main/java/org/onap/clamp/loop/LoopController.java
+++ b/src/main/java/org/onap/clamp/loop/LoopController.java
@@ -169,17 +169,6 @@ public class LoopController {
     }
 
     /**
-     * Get the SVG representation of the loop.
-     *
-     * @param loopName The loop name
-     * @return The SVG representation
-     */
-    public String getSvgRepresentation(String loopName) {
-        Loop loop = loopService.getLoop(loopName);
-        return loop != null ? loop.getSvgRepresentation() : null;
-    }
-
-    /**
      * Refresh the Operational Policy Json representation of the loop.
      *
      * @param loop                  The loop
diff --git a/src/main/java/org/onap/clamp/loop/common/AuditEntity.java b/src/main/java/org/onap/clamp/loop/common/AuditEntity.java
index bf9d10d74..7ce12ec6b 100644
--- a/src/main/java/org/onap/clamp/loop/common/AuditEntity.java
+++ b/src/main/java/org/onap/clamp/loop/common/AuditEntity.java
@@ -24,14 +24,11 @@
 package org.onap.clamp.loop.common;
 
 import com.google.gson.annotations.Expose;
-
 import java.time.Instant;
 import java.time.temporal.ChronoUnit;
-
 import javax.persistence.Column;
 import javax.persistence.EntityListeners;
 import javax.persistence.MappedSuperclass;
-
 import org.springframework.data.annotation.CreatedBy;
 import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.annotation.LastModifiedBy;
@@ -40,7 +37,6 @@ import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 
 /**
  * This class is the parent of the hibernate entities requiring to be audited.
- *
  */
 @MappedSuperclass
 @EntityListeners(AuditingEntityListener.class)
@@ -72,20 +68,21 @@ public class AuditEntity {
 
     /**
      * createdDate setter.
-     * 
+     *
      * @param createdDate The created Date object
      */
     public void setCreatedDate(Instant createdDate) {
         if (createdDate != null) {
             this.createdDate = createdDate.truncatedTo(ChronoUnit.SECONDS);
-        } else {
+        }
+        else {
             this.createdDate = null;
         }
     }
 
     /**
      * updatedDate getter.
-     * 
+     *
      * @return the updatedDate
      */
     public Instant getUpdatedDate() {
@@ -94,20 +91,21 @@ public class AuditEntity {
 
     /**
      * updatedDate setter.
-     * 
+     *
      * @param updatedDate updatedDate to set
      */
     public void setUpdatedDate(Instant updatedDate) {
         if (updatedDate != null) {
             this.updatedDate = updatedDate.truncatedTo(ChronoUnit.SECONDS);
-        } else {
+        }
+        else {
             this.updatedDate = null;
         }
     }
 
     /**
      * updatedBy getter.
-     * 
+     *
      * @return the updatedBy
      */
     public String getUpdatedBy() {
@@ -116,7 +114,7 @@ public class AuditEntity {
 
     /**
      * updatedBy setter.
-     * 
+     *
      * @param updatedBy the updatedBy
      */
     public void setUpdatedBy(String updatedBy) {
@@ -125,7 +123,7 @@ public class AuditEntity {
 
     /**
      * createdBy getter.
-     * 
+     *
      * @return the createdBy
      */
     public String getCreatedBy() {
@@ -134,7 +132,7 @@ public class AuditEntity {
 
     /**
      * createdBy setter.
-     * 
+     *
      * @param createdBy the createdBy to set
      */
     public void setCreatedBy(String createdBy) {
diff --git a/src/main/java/org/onap/clamp/loop/template/LoopTemplate.java b/src/main/java/org/onap/clamp/loop/template/LoopTemplate.java
index a7bbd9dd3..6f896f3d4 100644
--- a/src/main/java/org/onap/clamp/loop/template/LoopTemplate.java
+++ b/src/main/java/org/onap/clamp/loop/template/LoopTemplate.java
@@ -39,7 +39,6 @@ import javax.persistence.ManyToOne;
 import javax.persistence.OneToMany;
 import javax.persistence.Table;
 import org.hibernate.annotations.SortNatural;
-import org.onap.clamp.clds.util.drawing.SvgLoopGenerator;
 import org.onap.clamp.loop.common.AuditEntity;
 import org.onap.clamp.loop.service.Service;
 
@@ -69,9 +68,6 @@ public class LoopTemplate extends AuditEntity implements Serializable {
     @Column(columnDefinition = "MEDIUMTEXT", name = "blueprint_yaml")
     private String blueprint;
 
-    @Column(columnDefinition = "MEDIUMTEXT", name = "svg_representation")
-    private String svgRepresentation;
-
     @Expose
     @OneToMany(
             cascade = CascadeType.ALL,
@@ -164,24 +160,6 @@ public class LoopTemplate extends AuditEntity implements Serializable {
     }
 
     /**
-     * svgRepresentation getter.
-     *
-     * @return the svgRepresentation
-     */
-    public String getSvgRepresentation() {
-        return svgRepresentation;
-    }
-
-    /**
-     * svgRepresentation setter.
-     *
-     * @param svgRepresentation the svgRepresentation to set
-     */
-    public void setSvgRepresentation(String svgRepresentation) {
-        this.svgRepresentation = svgRepresentation;
-    }
-
-    /**
      * loopElementModelsUsed getter.
      *
      * @return the loopElementModelsUsed
@@ -260,7 +238,6 @@ public class LoopTemplate extends AuditEntity implements Serializable {
                 new LoopTemplateLoopElementModel(this, loopElementModel, listPosition);
         this.loopElementModelsUsed.add(jointEntry);
         loopElementModel.getUsedByLoopTemplates().add(jointEntry);
-        this.setSvgRepresentation(SvgLoopGenerator.getSvgImage(this));
     }
 
     /**
@@ -303,16 +280,13 @@ public class LoopTemplate extends AuditEntity implements Serializable {
      * @param name                The loop template name id
      * @param blueprint           The blueprint containing all microservices (legacy
      *                            case)
-     * @param svgRepresentation   The svg representation of that loop template
      * @param maxInstancesAllowed The maximum number of instances that can be
      *                            created from that template
      * @param service             The service associated to that loop template
      */
-    public LoopTemplate(String name, String blueprint, String svgRepresentation,
-                        Integer maxInstancesAllowed, Service service) {
+    public LoopTemplate(String name, String blueprint, Integer maxInstancesAllowed, Service service) {
         this.name = name;
         this.setBlueprint(blueprint);
-        this.svgRepresentation = svgRepresentation;
 
         this.maximumInstancesAllowed = maxInstancesAllowed;
         this.modelService = service;
diff --git a/src/main/java/org/onap/clamp/loop/template/LoopTemplatesService.java b/src/main/java/org/onap/clamp/loop/template/LoopTemplatesService.java
index 09bc80f89..29382137e 100644
--- a/src/main/java/org/onap/clamp/loop/template/LoopTemplatesService.java
+++ b/src/main/java/org/onap/clamp/loop/template/LoopTemplatesService.java
@@ -49,17 +49,6 @@ public class LoopTemplatesService {
         return loopTemplatesRepository.save(loopTemplate);
     }
 
-
-    /**
-     * Get the SVG representation of the loopTemplate.
-     *
-     * @param templateName The loopTemplate name
-     * @return The SVG representation in xml
-     */
-    public String getSvgRepresentation(String templateName) {
-        return loopTemplatesRepository.findById(templateName).orElse(new LoopTemplate()).getSvgRepresentation();
-    }
-
     public List<String> getLoopTemplateNames() {
         return loopTemplatesRepository.getAllLoopTemplateNames();
     }