Edit in DokuwikiEdit in AsciidocEdit in Markdown

Calling PlantUML from Java

You can easily integrate PlantUML with your own code by adding plantuml.jar in your classpath.

Edit in DokuwikiEdit in AsciidocEdit in Markdown

PNG generation from a String

If your diagram description is stored in a String, you can use the SourceStringReader class to generate some PNG file.

OutputStream png = ...;
String source = "@startuml\n";
source += "밥 -> 앨리스 : hello\n";
source += "@enduml\n";

SourceStringReader reader = new SourceStringReader(source);
// Write the first image to "png"
String desc = reader.outputImage(png).getDescription();
// Return a null string if no generation

WARNING

 This translation need to be updated. 

WARNING

Edit in DokuwikiEdit in AsciidocEdit in Markdown

PNG generation from a File

If your diagram description is stored in a File, you can use the SourceFileReader class to generate some PNG file.

File source = ...;
SourceFileReader reader = new SourceFileReader(source);
List<GeneratedImage> list = reader.getGeneratedImages();
// Generated files
File png = list.get(0).getPngFile();

Edit in DokuwikiEdit in AsciidocEdit in Markdown

SVG generation from a String

If your diagram description is stored in a String, you can use the SourceStringReader class to generate some SVG file.

String source = "@startuml\n";
source += "Bob -> Alice : hello\n";
source += "@enduml\n";

SourceStringReader reader = new SourceStringReader(source);
final ByteArrayOutputStream os = new ByteArrayOutputStream();
// Write the first image to "os"
String desc = reader.generateImage(os, new FileFormatOption(FileFormat.SVG));
os.close();

// The XML is stored into svg
final String svg = new String(os.toByteArray(), Charset.forName("UTF-8"));