B4J Code Snippet [web]Velocity Template Language (VTL)

'Non-UI application (console / server application)
#Region Project Attributes
    #CommandLineArgs:
    #MergeLibraries: True
#End Region
#AdditionalJar: commons-lang3-3.12.0
'#AdditionalJar: commons-collections4-4.4
#AdditionalJar: velocity-engine-core-2.3
#AdditionalJar: slf4j-api-2.0.7
#AdditionalJar: slf4j-simple-2.0.7
Sub Process_Globals

End Sub

Sub AppStart (Args() As String)
    Dim Velocity As JavaObject
    Velocity.InitializeStatic("org.apache.velocity.app.Velocity")
    Velocity.RunMethod("init", Null)
 
    Dim Context As JavaObject
    Context.InitializeNewInstance("org.apache.velocity.VelocityContext", Null)
    Context.RunMethod("put", Array("name", "Velocity"))
 
    Dim Template As JavaObject
    Template = Template.InitializeNewInstance("org.apache.velocity.Template", Null)
    Template = Velocity.RunMethod("getTemplate", Array As String("test.vm"))
 
    Dim StringWriter As JavaObject
    StringWriter.InitializeNewInstance("java.io.StringWriter", Null)
    Template.RunMethodJO("merge", Array( Context, StringWriter ) )
 
    Dim Content As String = StringWriter.RunMethod("toString", Null)
    StringWriter.RunMethod("close", Null)
 
    Log(Content)
End Sub