Class diagram generation from java/groovy code and exporting - java

I'm in the need of a eclipse plugin / or tool which can generate
class diagrams from my java/groovy code and vice versa. Actually it is a
groovy/grails project. The actual requirements are:
I should be able to draw class diagram and generate code and generate class diagram
from existing code
(Important) I have to export the generated class diagram in some format to share it
with my teammates, so they can generate code from it.
Please suggest me a good solution.
Thanks in advance.

You can use visual paradigm for uml. Using Visual Paradign you generate UML diagrams of your and generate code, using UML diagrams

You can create diagrams, share it on CVS or by email but it is only possible with the java code. I don't think it exist for both groovy and java.
You have two options today which is to use a live code and model synchronization tool which is more integration level or a model driven tool which will generate all the code once the model has been completed.
I personally prefer the first live synchronization option because if the code is updated then my model will also be. It is painful to produce diagrams and then realize that at the implementation stage the development team has changed the code and that my diagrams are not anymore relevant !!

Related

AST for UML Activity diagram

I am currently doing a project to convert uml diagrams to java code,in one of the step I have to create an ast for general activity diagram and write a java code for the ast. The problem is I am not sure how to represent it in java code to accept any activity diagram as an input. Please need some help.
This is the meta-model of a general activity diagram, I want to represent this diagram as a java code to accept inputs.
Activity Diagram Metamodel
The first diagram on the second page of the pdf
What tool are you using to create your activity diagrams? Most will provide an API to query models and/or an XMI export*. In either case you don't get an AST as such, more an Object structure of your model. But it's still pretty easy to iterate that structure and generate code.
One option worth considering is the Eclipse Modeling Framework (EMF). There are tools available for both creating diagrams (e.g. Papyrus) and a multitude of options for generating code from models (e.g. Acceleo) - have a look at the 'Model to Text' (M2T) sub-project.
Even if you decide to use another tool for diagram creation, it's possible to use Eclipse M2T for code generation; most tools will export XMI in the eclipse dialect.
hth.
--
*XMI is the 'standard' for UML model interchange. It was plagued with inconsistency in interpretation originally, and there are still some problems among tools today. However: it is an XML dialect so even if tool B can't directly import XMI from tool A, it's usually possible to convert between the two.

How to Generate a Sequence Diagram from Java Source Code

I have a question about generating sequence diagram from Java source code. When I googled I saw someone told to use visual paradigm (VP), but it does not generate sequence diagram for me. Some steps in my VP are different from manual. The manual says to choose method but my VP does not allow to select method in a special class. Reverse Engineering Sequence Diagram from Java Source Code
Does anyone have a new idea to generate sequence diagram from Java source code?
With Intellij 2019 there are two plugins can do this job:
SequenceDiagram (currently 1.3).
Go in your in Class method that you want to analyse and Tool>SequenceDiagram :
ZenUML support (currently 2019.1.2)
If you are using or wish to use the Eclipse IDE then you can install the ObjectAid UML plugin that can reverse engineer from:
Java Stack Trace Console
Java Stack Frames from Debug View
Methods Call from Call Hierarchy View
and MUCH more.
See http://www.objectaid.com/sequence-diagram
I have implemented a junit test based sequence generator which generates sequence diagrams for the pgf-umlsd latex package example:
Hello world
#Test
#SequenceDiagram({ Controller.class, Model.class })
public void testMethod() {
Controller c = new Controller(new Model());
c.init();
c.simpleBeanOperation();
}
https://github.com/sherif181/java-sequence-diagram-generator
try this tool, This tool helps you to create the Java source code to Sequence and class diagram, including the execution time of each flow.
follow the steps as given in the documentation
http://maintainj.com/
UML-VP could generate sequence diagrams, pretty well. Based on your description, I feel you chose the package directory for presenting the source files to the tool. I have faced similar problem. The solution is to choose the "src" folder above the package folder, and then you can see some pretty nice diagrams flying out. Good Luck.
I used Umlgraph which is free see http://www.umlgraph.org/
But I mostly use it to generate class diagram in Javadoc.
To generate sequence diagram, you have to write many lines in your source file.
See http://www.umlgraph.org/doc/dns.html.
You will have to install Graphviz to make it work.
Another good tool that generates sequence diagrams from Java programs is JIVE: www.cse.buffalo.edu/jive
It is available as a plug-in for Eclipse and is a free download. Also supports visualization of multi-threaded Java programs.
Note: JIVE generates the diagram for the execution of the program. It also generates object diagrams, and has other useful features such as query-based debugging. Sorry if this is not what you had in mind.
I tried a lot of options today to generate Sequence and class diagrams from my existing code using IntelliJ Idea community edition, Below is the Solution which worked for me finally:
Specific versions of Intellij community edition only was compatible with the required plugins to make this work.
so its very important to download the right versions of IDE and plugins to make it work.
Here are the links to the complete set of softwares with specific versions which worked for me, pls note i tested these on my Mac Book Pro:
[IntelliJ Community Edition IDE]
Code Iris for creating class diagrams and visualizing the code
SequenceDiagram Plugin for generating Seq Diagram on IntelliJ
IDE.
There are many products that can generate sequence diagrams from Java source code. Unfortunately, all of the good ones cost a lot of money.
If you are using the community edition of Visual Paradigm, it does not allow you to generate any diagrams. You must upgrade to one of the paid versions.
You can compare the paid vs the free edition here
http://www.visual-paradigm.com/product/vpuml/features/?edition=ce
You need to buy standard edition of Visual Paradigm that support Code engineering.
Check out some of these links for alternative programs which also can generate diagrams / source code.
Posiden UML http://www.gentleware.com
Argo UML http://argouml.tigris.org
Other Resources
How can I generate sequence diagrams from Java source code?
Sequence Diagram Reverse Engineering
http://www.altova.com/umodel/sequence-diagrams.html
The unable to select operation when performing reverse engineering of Java source code to sequence diagram in VP probably caused by selecting the wrong source folder. As long as you select the root folder of your source (according to the "package" statement of your class) it should then works. BTW, Visual Paradigm offer the subscription license which allow user to subscribe the license in monthly basis and in a relative low cost.

Eclipse how to generate UML diagrams from code

Is there any Eclipse plugin capable of generating UML diagrams from Java code ?
I know about some of them but the point is that they all generate Class Diagrams from Code. The point is that I wanted to generate some other diagrams as well (for example: DFD - Data Flow Diagram)
If impossible just tell me about it - I will live with it...
There are many plugins for that for that.
One plugin that I really like is ObjectAid:
http://www.objectaid.com/

Program to plot diagram of interfaces and classes from javadoc

Does such program exist?
I have to study Java SE and diagram with all classes and interfaces from given package will be immensely helpful.
For example I want to plot all relations between subclasses of types Collection and Map.
I know there are a lot of images with core package structure already, but don't really trust them because they are proven to be incomplete, outdated or even inaccurate.
Whilst I don't know of any tools for generating UML class diagrams from JavaDocs, there are many tools available that can generate UML class diagrams from source code, and there are already many questions on StackOverflow that suggest various tools that can do this
This question seems to have a good range of options that you could explore. I've used ArgoUML myself, but I suggest looking at the options to find the one what appeals to you most.
You can download the Java SE source code and generate the class diagrams for the sections you're interested in.
You can create RCP application using ZEST. This is pretty cool
You can not create diagrams from JavaDoc because there is no official implementation. Only Java code could be reversed and displayed as class or sequence diagrams.
I played to reverse the full Java language with EclipseUML Omondo. It was really interesting to get all dependencies, inheritances, associations at package but also at project level, or even at multi-projects level.
The trick Omondo use is to convert manually each Java Id to a single UML Id. You get after a 30 mn process a huge model composed by hundred of thousands UML Ids saved in an XMI format respecting java project structure. I mean you get project > packages > class> iner classes > attrbites etc...
From this model then you create views by drag and drop or directly selecting the entire package. You can show hide relations, navigate in the code at graphical level etc.....
Really amazing technology !!

From Java code in eclipse to UML class diagrams in Omnigraffle

Is there a way to get reversed engineered uml diagrams into Omnigraffle?
I got a bunch of eclipse plugins that can create UML class diagrams, but not in a format that Omnigraffle can handle.
Is there any way to get my project from eclipse to Omnigraflle?
Thanks!
I've created a little plugin for Eclipse in order to create an OmniGraffle UML-like class diagram from a Java package. It does not create files, but instead uses AppleScript to direcly draw the diagram in an opened OmniGraffle drawing. The plugin provides some options in order to control the diagram creation, e.g., show or hide private attributes etc. Parameterized collections are transformed into associations, however there is room for improvement. The plugin is described at
http://jpilgrim.github.com/eclipsetools/j2og/
where you will also find a link to the update site in order to easily install the plugin.
Yes, this is strange but no XMI export to Omnigraffe is available from UML 2.3.
I don't think this is a big job to be done so you can do it by yourself. You need to take the EclipseUML2 metamodel or the EMF model then manually identify each model element (e.g a class in UML 2.3 is .....in Omnigraffe, etc....)
Once all the elements have been identify then code a xml mapper. It would work.
A good mapper is about 18 months work for one engineer, but if you are 5 of you you can do it in less than 3-6 months (2months for codding and 4 months for testing).
Good luck for this potential project.
My question could be why the Omni Group has not done the xml export ?

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