public void doTag()

in core/src/main/java/org/apache/commons/jelly/tags/core/InvokeStaticTag.java [115:157]
41 lines of code
9 McCabe index (conditional complexity)

    public void doTag(XMLOutput output) throws JellyTagException {
        try {
            if ( null == methodName) {
                throw new MissingAttributeException( "method" );
            }
            invokeBody(output);

            Object[] values = paramValues.toArray();
            Class[] types = (Class[])(paramTypes.toArray(new Class[paramTypes.size()]));
            Method method = loadClass().getMethod( methodName, types );
            Object result = method.invoke( null, values );
            if(null != var) {
                context.setVariable(var, result);
            }

            ArgTag parentArg = (ArgTag)(findAncestorWithClass(ArgTag.class));
            if(null != parentArg) {
                parentArg.setValue(result);
            }
        }
        catch (ClassNotFoundException e) {
            throw createLoadClassFailedException(e);
        }
        catch (NoSuchMethodException e) {
            throw createLoadClassFailedException(e);
        }
        catch (IllegalAccessException e) {
            throw createLoadClassFailedException(e);
        }
        catch (InvocationTargetException e) {
            if(null != exceptionVar) {
                context.setVariable(exceptionVar, e.getTargetException());
            } else {
                throw new JellyTagException("method " + methodName +
                    " threw exception: "+ e.getTargetException().getMessage(),
                    e.getTargetException() );
            }
        }
        finally {
            paramTypes.clear();
            paramValues.clear();
        }
    }