Method setValue

java/jakarta/el/MapELResolver.java:85–105

(ELContext context, Object base, Object property, Object value)

    }

    @Override
    public void setValue(ELContext context, Object base, Object property, Object value) {
        Objects.requireNonNull(context);

        if (base instanceof Map<?,?>) {
            context.setPropertyResolved(base, property);

            if (this.readOnly) {
                throw new PropertyNotWritableException(
                        Util.message(context, "resolverNotWritable", base.getClass().getName()));
            }

            try {
                @SuppressWarnings("unchecked") // Must be OK
                Map<Object,Object> map = ((Map<Object,Object>) base);
                map.put(property, value);
            } catch (UnsupportedOperationException e) {
                throw new PropertyNotWritableException(e);
            }
        }
    }

    @Override
    public boolean isReadOnly(ELContext context, Object base, Object property) {