├── COPYING
├── LICENSE
├── README.md
├── javascript
    └── viz.js
├── src
    └── ch
    │   └── braincell
    │       └── viz
    │           ├── NashornVizJS.java
    │           ├── V8VizJS.java
    │           ├── VizJS.java
    │           └── VizJSException.java
└── vizjs.jar


/COPYING:
--------------------------------------------------------------------------------
 1 | THE ACCOMPANYING PROGRAM IS PROVIDED UNDER THE TERMS OF THIS MODIFIED BSD
 2 | LICENSE ("AGREEMENT").
 3 | 
 4 | ANY USE, REPRODUCTION OR DISTRIBUTION OF THE PROGRAM CONSTITUTES
 5 | RECIPIENT'S ACCEPTANCE OF THIS AGREEMENT.
 6 | 
 7 | ========================================================================
 8 | 
 9 | All rights reserved.
10 | 
11 | Redistribution and use in source and binary forms, with or without
12 | modification, are permitted provided that the following conditions are met:
13 |     * Redistributions of source code must retain the above copyright
14 |       notice, this list of conditions and the following disclaimer.
15 |     * Redistributions in binary form must reproduce the above copyright
16 |       notice, this list of conditions and the following disclaimer in the
17 |       documentation and/or other materials provided with the distribution.
18 |     * Neither the name of the University of California, Berkeley nor the
19 |       names of its contributors may be used to endorse or promote products
20 |       derived from this software without specific prior written permission.
21 | 
22 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
23 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
25 | DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
26 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
27 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
29 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.


--------------------------------------------------------------------------------
/LICENSE:
--------------------------------------------------------------------------------
 1 | Copyright (c) 2016, 
 2 | All rights reserved.
 3 | 
 4 | Redistribution and use in source and binary forms, with or without
 5 | modification, are permitted provided that the following conditions are met:
 6 | 
 7 | * Redistributions of source code must retain the above copyright notice, this
 8 |   list of conditions and the following disclaimer.
 9 | 
10 | * Redistributions in binary form must reproduce the above copyright notice,
11 |   this list of conditions and the following disclaimer in the documentation
12 |   and/or other materials provided with the distribution.
13 | 
14 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
15 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
18 | FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 | DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
20 | SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
21 | CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
22 | OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 | 


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
1 | # vizjs
2 | 
3 | Integration of the magic project https://github.com/mdaines/viz.js for PlantUML.
4 | 
5 | See http://plantuml.com/vizjs


--------------------------------------------------------------------------------
/src/ch/braincell/viz/NashornVizJS.java:
--------------------------------------------------------------------------------
  1 | /* Licensed under the Revised BSD License (the Revised Berkeley Software Distribution)
  2 |  * 
  3 |  * Redistribution and use in source and binary forms, with or without
  4 |  * modification, are permitted provided that the following conditions are met:
  5 |  * 
  6 |  * * Redistributions of source code must retain the above copyright
  7 |  *   notice, this list of conditions and the following disclaimer.
  8 |  * * Redistributions in binary form must reproduce the above copyright
  9 |  *   notice, this list of conditions and the following disclaimer in the
 10 |  *   documentation and/or other materials provided with the distribution.
 11 |  * * Neither the name of the University of California, Berkeley nor the
 12 |  *   names of its contributors may be used to endorse or promote products
 13 |  *   derived from this software without specific prior written permission.
 14 |  * 
 15 |  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
 16 |  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 17 |  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 18 |  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
 19 |  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 20 |  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 21 |  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 22 |  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 23 |  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 24 |  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 25 |  * 
 26 |  *
 27 |  * Original Author:  Andreas Studer
 28 |  */
 29 | package ch.braincell.viz;
 30 | 
 31 | import java.io.IOException;
 32 | import java.util.Collection;
 33 | import java.util.Map;
 34 | 
 35 | import javax.script.Invocable;
 36 | import javax.script.ScriptEngine;
 37 | import javax.script.ScriptEngineManager;
 38 | import javax.script.ScriptException;
 39 | 
 40 | /**
 41 |  * Nashorn implementation for viz.js. At the moment not active since it is
 42 |  * awfully slow with bigger .dot files.
 43 |  * 
 44 |  * @author Andreas Studer
 45 |  *
 46 |  */
 47 | class NashornVizJS extends VizJS {
 48 | 	// JS variable to collect messages form viz.js in case of fatal errors.
 49 | 	private static final String JSMESSAGESARRAY = "messages";
 50 | 	// JS array initialization.
 51 | 	private static final String JSMESSAGESARRAYINIT = "messages=[];";
 52 | 	// Overwrite JS print function for collecting messages out of viz.js.
 53 | 	private static final String JSPRINTFUNCTION = "var messages=[]; print=function(s){messages.push(s);};";
 54 | 
 55 | 	private ScriptEngine engine;
 56 | 	private Invocable invoke;
 57 | 
 58 | 	/**
 59 | 	 * Initialization of Nashorn scripting engine.
 60 | 	 * ScriptExceptions will be wrapped into VizJSException.
 61 | 	 * @throws IOException
 62 | 	 */
 63 | 	public NashornVizJS() throws IOException {
 64 | 
 65 | 		engine = new ScriptEngineManager().getEngineByName("nashorn");
 66 | 		try {
 67 | 			engine.eval(JSPRINTFUNCTION);
 68 | 			engine.eval(getVizCode());
 69 | 		} catch (ScriptException e) {
 70 | 			throw new VizJSException("Initializing of Nashorn failed (script error).", e);
 71 | 		}
 72 | 		invoke = (Invocable) engine;
 73 | 	}
 74 | 
 75 | 	@Override
 76 | 	public String execute(String dot) {
 77 | 		try {
 78 | 			engine.eval(JSMESSAGESARRAYINIT);
 79 | 			return invoke.invokeFunction("Viz", dot).toString();
 80 | 		} catch (NoSuchMethodException | ScriptException e) {
 81 | 			try {
 82 | 				@SuppressWarnings("unchecked")
 83 | 				Collection<Object> messages = ((Map<?, Object>) engine.eval(JSMESSAGESARRAY)).values();
 84 | 				if (messages != null && !messages.isEmpty()) {
 85 | 					// Now something really bad happened: viz.js tells us
 86 | 					// something
 87 | 					// with printing (e.g. Abort).
 88 | 					String summary = "";
 89 | 					for (Object line : messages) {
 90 | 						summary += line + "\n";
 91 | 					}
 92 | 					throw new VizJSException(summary, e);
 93 | 				}
 94 | 			} catch (ScriptException e1) {
 95 | 				throw new VizJSException("Problems getting messages in engine: " + getVersion(), e1);
 96 | 			}
 97 | 			throw new VizJSException("Problems executing function viz.js in engine: " + getVersion(), e);
 98 | 		}
 99 | 	}
100 | 
101 | 	@SuppressWarnings("static-access")
102 | 	@Override
103 | 	public String getVersion() {
104 | 		return engine.ENGINE + " " + engine.ENGINE_VERSION;
105 | 	}
106 | 
107 | 	@Override
108 | 	protected void release() {
109 | 		// Nothing to release for Nashorn.
110 | 	}
111 | 
112 | }
113 | 


--------------------------------------------------------------------------------
/src/ch/braincell/viz/V8VizJS.java:
--------------------------------------------------------------------------------
  1 | /* Licensed under the Revised BSD License (the Revised Berkeley Software Distribution)
  2 |  * 
  3 |  * Redistribution and use in source and binary forms, with or without
  4 |  * modification, are permitted provided that the following conditions are met:
  5 |  * 
  6 |  * * Redistributions of source code must retain the above copyright
  7 |  *   notice, this list of conditions and the following disclaimer.
  8 |  * * Redistributions in binary form must reproduce the above copyright
  9 |  *   notice, this list of conditions and the following disclaimer in the
 10 |  *   documentation and/or other materials provided with the distribution.
 11 |  * * Neither the name of the University of California, Berkeley nor the
 12 |  *   names of its contributors may be used to endorse or promote products
 13 |  *   derived from this software without specific prior written permission.
 14 |  * 
 15 |  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
 16 |  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 17 |  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 18 |  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
 19 |  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 20 |  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 21 |  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 22 |  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 23 |  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 24 |  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 25 |  * 
 26 |  *
 27 |  * Original Author:  Andreas Studer
 28 |  */
 29 | package ch.braincell.viz;
 30 | 
 31 | import java.io.IOException;
 32 | 
 33 | import com.eclipsesource.v8.V8;
 34 | import com.eclipsesource.v8.V8Array;
 35 | import com.eclipsesource.v8.V8Function;
 36 | import com.eclipsesource.v8.utils.V8ObjectUtils;
 37 | 
 38 | /**
 39 |  * Create a wrapper with J2V8 and viz.js.
 40 |  * 
 41 |  * @author Andreas Studer
 42 |  *
 43 |  */
 44 | class V8VizJS extends VizJS {
 45 | 	// JS variable to collect messages form viz.js in case of fatal errors.
 46 | 	private static final String JSMESSAGESARRAY = "messages";
 47 | 	// Splice JS array to reduce size.
 48 | 	private static final String JSMESSAGESARRAYSPLICE = "messages.splice(0, 100);";
 49 | 	// Overwrite JS print function for collecting messages out of viz.js.
 50 | 	private static final String JSPRINTFUNCTION = "var messages=[]; print=function(s){messages.push(s);};";
 51 | 
 52 | 	private V8 runtime;
 53 | 	private V8Array messages;
 54 | 	private V8Function vizFunction;
 55 | 
 56 | 	/**
 57 | 	 * creates and initializes V8 engine with viz.js
 58 | 	 * 
 59 | 	 * @throws IOException
 60 | 	 */
 61 | 	public V8VizJS() throws IOException {
 62 | 		runtime = V8.createV8Runtime();
 63 | 		runtime.executeVoidScript(JSPRINTFUNCTION);
 64 | 		messages = runtime.getArray(JSMESSAGESARRAY);
 65 | 		runtime.executeVoidScript(getVizCode());
 66 | 		vizFunction = (V8Function) runtime.getObject("Viz");
 67 | 	}
 68 | 
 69 | 	@Override
 70 | 	public String execute(String dot) {
 71 | 		V8Array parameters = new V8Array(runtime).push(dot);
 72 | 		try {
 73 | 			runtime.executeVoidScript(JSMESSAGESARRAYSPLICE);
 74 | 			return (String) vizFunction.call(runtime, parameters);
 75 | 		} catch (Exception e) {
 76 | 
 77 | 			if (messages.length() > 0) {
 78 | 				// Now something really bad happened: viz.js tells us something
 79 | 				// with printing (e.g. Abort).
 80 | 				String summary = "";
 81 | 				for (int i = 0; i < messages.length(); i++) {
 82 | 					summary += V8ObjectUtils.getValue(messages, i) + "\n";
 83 | 				}
 84 | 				throw new VizJSException(summary, e);
 85 | 			}
 86 | 
 87 | 			throw new VizJSException("Problems executing function viz.js in engine: " + getVersion(), e);
 88 | 		} finally {
 89 | 			parameters.release();
 90 | 		}
 91 | 	}
 92 | 
 93 | 	@Override
 94 | 	public void release() {
 95 | 		vizFunction.release();
 96 | 		messages.release();
 97 | 		runtime.release(true);
 98 | 	}
 99 | 
100 | 	@Override
101 | 	public String getVersion() {
102 | 		return "J2V8 build: " + runtime.getBuildID();
103 | 	}
104 | }
105 | 


--------------------------------------------------------------------------------
/src/ch/braincell/viz/VizJS.java:
--------------------------------------------------------------------------------
  1 | /* Licensed under the Revised BSD License (the Revised Berkeley Software Distribution)
  2 |  * 
  3 |  * Redistribution and use in source and binary forms, with or without
  4 |  * modification, are permitted provided that the following conditions are met:
  5 |  * 
  6 |  * * Redistributions of source code must retain the above copyright
  7 |  *   notice, this list of conditions and the following disclaimer.
  8 |  * * Redistributions in binary form must reproduce the above copyright
  9 |  *   notice, this list of conditions and the following disclaimer in the
 10 |  *   documentation and/or other materials provided with the distribution.
 11 |  * * Neither the name of the University of California, Berkeley nor the
 12 |  *   names of its contributors may be used to endorse or promote products
 13 |  *   derived from this software without specific prior written permission.
 14 |  * 
 15 |  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
 16 |  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 17 |  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 18 |  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
 19 |  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 20 |  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 21 |  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 22 |  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 23 |  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 24 |  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 25 |  * 
 26 |  *
 27 |  * Original Author:  Andreas Studer
 28 |  */
 29 | package ch.braincell.viz;
 30 | 
 31 | import java.io.BufferedReader;
 32 | import java.io.IOException;
 33 | import java.io.InputStreamReader;
 34 | import java.util.stream.Collectors;
 35 | 
 36 | /**
 37 |  * Simple access class for viz.js; either J2V8 if available for the platform or
 38 |  * Nashorn (JRE8).
 39 |  * 
 40 |  * @author Andreas Studer
 41 |  *
 42 |  */
 43 | public abstract class VizJS {
 44 | 
 45 | 	/**
 46 | 	 * creates an instance of the wrapper with the JS-engine. Every thread needs
 47 | 	 * one engine instance. It's not possible to use one instance in multiple
 48 | 	 * treads.
 49 | 	 * 
 50 | 	 * @return JS-engine wrapper, pre-loaded with viz.js
 51 | 	 */
 52 | 	public static VizJS create() {
 53 | 		try {
 54 | 			return new V8VizJS();
 55 | 		} catch (IOException e) {
 56 | 			throw new VizJSException("Loading of viz.js resource in .jar failed!", e);
 57 | 		}
 58 | 	}
 59 | 
 60 | 	/**
 61 | 	 * Execute dot string.
 62 | 	 * 
 63 | 	 * @param dot
 64 | 	 *            definition in the dot language (see GraphViz).
 65 | 	 * @return svg presentation.
 66 | 	 */
 67 | 	public abstract String execute(String dot);
 68 | 
 69 | 	/**
 70 | 	 * Returns engine initiated.
 71 | 	 * @return engine description
 72 | 	 */
 73 | 	public abstract String getVersion();
 74 | 	
 75 | 	/**
 76 | 	 * Release all resources kept by the JavaScript engine. This is mainly
 77 | 	 * important for native bound engines (e.g. J2V8).
 78 | 	 */
 79 | 	protected abstract void release();
 80 | 
 81 | 	/**
 82 | 	 * Close resources if class gets finalized through GC (Not sure if this is
 83 | 	 * the right way to do though).
 84 | 	 */
 85 | 	@Override
 86 | 	protected void finalize() throws Throwable {
 87 | 		super.finalize();
 88 | 		release();
 89 | 		System.out.println("released...");
 90 | 	};
 91 | 
 92 | 	/**
 93 | 	 * Load the viz.js library as String.
 94 | 	 * 
 95 | 	 * @return viz.js as String
 96 | 	 * @throws IOException
 97 | 	 *             Exception if viz.js as resource is not found in classpath.
 98 | 	 */
 99 | 	protected String getVizCode() throws IOException {
100 | 		try (final BufferedReader read = new BufferedReader(
101 | 				new InputStreamReader(getClass().getResourceAsStream("/javascript/viz.js"), "UTF-8"))) {
102 | 			return read.lines().collect(Collectors.joining("\n"));
103 | 		}
104 | 	}
105 | }
106 | 


--------------------------------------------------------------------------------
/src/ch/braincell/viz/VizJSException.java:
--------------------------------------------------------------------------------
 1 | /* Licensed under the Revised BSD License (the Revised Berkeley Software Distribution)
 2 |  * 
 3 |  * Redistribution and use in source and binary forms, with or without
 4 |  * modification, are permitted provided that the following conditions are met:
 5 |  * 
 6 |  * * Redistributions of source code must retain the above copyright
 7 |  *   notice, this list of conditions and the following disclaimer.
 8 |  * * Redistributions in binary form must reproduce the above copyright
 9 |  *   notice, this list of conditions and the following disclaimer in the
10 |  *   documentation and/or other materials provided with the distribution.
11 |  * * Neither the name of the University of California, Berkeley nor the
12 |  *   names of its contributors may be used to endorse or promote products
13 |  *   derived from this software without specific prior written permission.
14 |  * 
15 |  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
16 |  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 |  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 |  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
19 |  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20 |  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 |  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22 |  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 |  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24 |  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 |  * 
26 |  *
27 |  * Original Author:  Andreas Studer
28 |  */
29 | package ch.braincell.viz;
30 | 
31 | /**
32 |  * Runtime exception for anything related to viz js.
33 |  * @author Andreas Studer
34 |  *
35 |  */
36 | public class VizJSException extends RuntimeException {
37 | 	private static final long serialVersionUID = 2213268325822980962L;
38 | 
39 | 	public VizJSException(String message) {
40 |         super(message);
41 |     }
42 | 
43 |     public VizJSException(String message, Throwable cause) {
44 |         super(message, cause);
45 |     }
46 | }
47 | 


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/vizjs.jar:
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https://raw.githubusercontent.com/plantuml/vizjs/8fa2266f8ca8fe0595c33f495106e77571e4308e/vizjs.jar


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