public PropertyAccess buildPropertyAccess()

in grails-datastore-gorm-hibernate/src/main/groovy/org/grails/orm/hibernate/access/TraitPropertyAccessStrategy.java [19:81]
54 lines of code
9 McCabe index (conditional complexity)

    public PropertyAccess buildPropertyAccess(Class containerJavaType, String propertyName) {
        Method readMethod = ReflectionUtils.findMethod(containerJavaType, NameUtils.getGetterName(propertyName));
        if(readMethod == null) {
            // See https://issues.apache.org/jira/browse/GROOVY-11512
            readMethod = ReflectionUtils.findMethod(containerJavaType, NameUtils.getGetterName(propertyName, true));
            if(readMethod != null && readMethod.getReturnType() != Boolean.class && readMethod.getReturnType() != boolean.class) {
                readMethod = null;
            }
        }

        if(readMethod == null) {
            throw new IllegalStateException("TraitPropertyAccessStrategy used on property ["+propertyName+"] of class ["+containerJavaType.getName()+"] that is not provided by a trait!");
        }
        else {

            Traits.Implemented traitImplemented = readMethod.getAnnotation(Traits.Implemented.class);
            final String traitFieldName;
            if(traitImplemented == null) {
                Traits.TraitBridge traitBridge = readMethod.getAnnotation(Traits.TraitBridge.class);
                if(traitBridge != null) {
                    traitFieldName = getTraitFieldName(traitBridge.traitClass(), propertyName);
                }
                else {
                    throw new IllegalStateException("TraitPropertyAccessStrategy used on property ["+propertyName+"] of class ["+containerJavaType.getName()+"] that is not provided by a trait!");
                }
            }
            else {
                traitFieldName = getTraitFieldName(readMethod.getDeclaringClass(), propertyName);
            }


            Field field = ReflectionUtils.findField(containerJavaType, traitFieldName );
            final Getter getter;
            final Setter setter;
            if(field == null) {
                getter = new GetterMethodImpl(containerJavaType, propertyName, readMethod);
                Method writeMethod = ReflectionUtils.findMethod(containerJavaType, NameUtils.getSetterName(propertyName), readMethod.getReturnType());
                setter = new SetterMethodImpl(containerJavaType, propertyName, writeMethod);
            }
            else {

                getter = new GetterFieldImpl(containerJavaType, propertyName, field );
                setter = new SetterFieldImpl(containerJavaType, propertyName,field);
            }

            return new PropertyAccess() {
                @Override
                public PropertyAccessStrategy getPropertyAccessStrategy() {
                    return TraitPropertyAccessStrategy.this;
                }

                @Override
                public Getter getGetter() {
                    return getter;
                }

                @Override
                public Setter getSetter() {
                    return setter;
                }
            };
        }
    }