XInt minAtt = (XInt)attrValues[XSAttributeChecker.ATTIDX_MINOCCURS];
XInt maxAtt = (XInt)attrValues[XSAttributeChecker.ATTIDX_MAXOCCURS];
Long defaultVals = (Long)attrValues[XSAttributeChecker.ATTIDX_FROMDEFAULT];
XSModelGroupImpl group = new XSModelGroupImpl();
group.fCompositor = choice ? XSModelGroupImpl.MODELGROUP_CHOICE : XSModelGroupImpl.MODELGROUP_SEQUENCE;
group.fParticleCount = fPArray.getParticleCount();
group.fParticles = fPArray.popContext();
group.fAnnotation = annotation;
particle = new XSParticleDecl();