com.signavio.warehouse.business.util.jpdl4.Script.java Source code

Introduction

Here is the source code for com.signavio.warehouse.business.util.jpdl4.Script.java

Source

/**
 * Copyright (c) 2009, Ole Eckermann, Stefan Krumnow & Signavio GmbH
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.signavio.warehouse.business.util.jpdl4;

import java.io.StringWriter;
import java.util.UUID;

import org.apache.commons.lang.StringEscapeUtils;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.w3c.dom.NamedNodeMap;

public class Script extends Node {

    private String expression;
    private String language;
    private String variable;
    private String text;

    public Script(JSONObject script) {

        this.name = JsonToJpdl.getAttribute(script, "name");
        this.expression = JsonToJpdl.getAttribute(script, "expr");
        this.language = JsonToJpdl.getAttribute(script, "lang");
        this.variable = JsonToJpdl.getAttribute(script, "var");
        this.text = JsonToJpdl.getAttribute(script, "text");
        this.bounds = JsonToJpdl.getBounds(script);

        this.outgoings = JsonToJpdl.getOutgoings(script);
    }

    public Script(org.w3c.dom.Node script) {
        this.uuid = "oryx_" + UUID.randomUUID().toString();
        NamedNodeMap attributes = script.getAttributes();
        this.name = JpdlToJson.getAttribute(attributes, "name");
        this.expression = JpdlToJson.getAttribute(attributes, "expr");
        this.language = JpdlToJson.getAttribute(attributes, "lang");
        this.variable = JpdlToJson.getAttribute(attributes, "var");
        if (script.hasChildNodes())
            for (org.w3c.dom.Node a = script.getFirstChild(); a != null; a = a.getNextSibling())
                if (a.getNodeName().equals("text")) {
                    this.text = a.getTextContent();
                    break;
                }
        this.bounds = JpdlToJson.getBounds(attributes.getNamedItem("g"));
    }

    @Override
    public String toJpdl() throws InvalidModelException {
        StringWriter jpdl = new StringWriter();
        jpdl.write("  <script");

        jpdl.write(JsonToJpdl.transformAttribute("name", name));
        jpdl.write(JsonToJpdl.transformAttribute("expr", expression));
        jpdl.write(JsonToJpdl.transformAttribute("lang", language));
        jpdl.write(JsonToJpdl.transformAttribute("var", variable));

        if (bounds != null) {
            jpdl.write(bounds.toJpdl());
        } else {
            throw new InvalidModelException("Invalid Script activity. Bounds is missing.");
        }

        jpdl.write(" >\n");

        if (text != null && text.length() > 0) {
            jpdl.write("    <text>");
            jpdl.write(StringEscapeUtils.escapeXml(text));
            jpdl.write("</text>\n");
        }

        for (Transition t : outgoings) {
            jpdl.write(t.toJpdl());
        }

        jpdl.write("  </script>\n\n");

        return jpdl.toString();
    }

    public String getExpression() {
        return expression;
    }

    public void setExpression(String expression) {
        this.expression = expression;
    }

    public String getLanguage() {
        return language;
    }

    public void setLanguage(String language) {
        this.language = language;
    }

    public String getVariable() {
        return variable;
    }

    public void setVariable(String variable) {
        this.variable = variable;
    }

    public String getText() {
        return text;
    }

    public void setText(String text) {
        this.text = text;
    }

    @Override
    public JSONObject toJson() throws JSONException {
        JSONObject stencil = new JSONObject();
        stencil.put("id", "script");

        JSONArray outgoing = JpdlToJson.getTransitions(outgoings);

        JSONObject properties = new JSONObject();
        properties.put("bgcolor", "#ffffcc");
        if (name != null)
            properties.put("name", name);
        if (expression != null)
            properties.put("expr", expression);
        if (language != null)
            properties.put("lang", language);
        if (variable != null)
            properties.put("var", variable);
        if (text != null)
            properties.put("text", text);

        JSONArray childShapes = new JSONArray();

        return JpdlToJson.createJsonObject(uuid, stencil, outgoing, properties, childShapes, bounds.toJson());
    }

}