public void doTag()

in jelly-tags/dynabean/src/main/java/org/apache/commons/jelly/tags/dynabean/SetTag.java [58:104]

• 40 lines of code
• 11 McCabe index (conditional complexity)

    public void doTag(XMLOutput output) throws JellyTagException {
        Object answer = null;
        if ( value != null ) {
            answer = value.evaluate(context);
        }
        else {
            answer = getBodyText();
        }

        // Assume that if a var name and a property is given then
        // var is the name of an object in the context
        if (( var != null )
        && ( property != null)
        && ( target == null ))
        {
            // Get object from context
            if ( scope != null ) {
               target = context.getVariable(var, scope);
            }
            else {
                target = context.getVariable(var);
            }

            if (target != null) {
                var = null;
            }
        }

        if ( var != null ) {

            if ( scope != null ) {
                context.setVariable(var, scope, answer);
            }
            else {
                context.setVariable(var, answer);
            }
        }
        else {
            if ( target == null ) {
                throw new JellyTagException( "Either a 'var' or a 'target' attribute must be defined for this tag" );
            }
            if ( property == null ) {
                throw new JellyTagException( "You must define a 'property' attribute if you specify a 'target'" );
            }
            setPropertyValue( target, property, answer );
        }
    }