Exemplo n.º 1
0
  /**
   * Converts a primitive type value, this implementation only converts an EEnum to an Enum value.
   *
   * @param value the value to convert
   * @param eDataType its EDataType
   * @return the converted value
   */
  @SuppressWarnings({"unchecked", "rawtypes"})
  protected Object convertEAttributeValue(final Object value, final EDataType eDataType) {
    if (value instanceof Enum<?>) {
      final EDataType enumDataType = getDataTypeOrBaseType(eDataType);
      Check.isInstanceOf(enumDataType, EEnum.class);
      final ModelPackage modelPackage =
          ModelResolver.getInstance().getModelPackage(enumDataType.getEPackage().getNsURI());
      final Class<? extends Enum> enumClass =
          (Class<? extends Enum>) modelPackage.getEClassifierClass(enumDataType);
      return Enum.valueOf(enumClass, ((Enum<?>) value).name().toUpperCase(Locale.ENGLISH));
    } else if (value instanceof EEnumLiteral) {
      final EDataType enumDataType = getDataTypeOrBaseType(eDataType);
      Check.isInstanceOf(enumDataType, EEnum.class);
      final EEnumLiteral eeNumLiteral = (EEnumLiteral) value;
      final ModelPackage modelPackage =
          ModelResolver.getInstance().getModelPackage(enumDataType.getEPackage().getNsURI());
      if (modelPackage == null) {
        // dynamic model
        return eeNumLiteral;
      }
      final Class<? extends Enum> enumClass =
          (Class<? extends Enum>) modelPackage.getEClassifierClass(enumDataType);
      return Enum.valueOf(enumClass, eeNumLiteral.getName().toUpperCase(Locale.ENGLISH));
    }

    // convert these to a Date always
    if (value instanceof XMLGregorianCalendar) {
      final XMLGregorianCalendar xmlCalendar = (XMLGregorianCalendar) value;
      final Date date = xmlCalendar.toGregorianCalendar().getTime();
      return date;
    }

    return value;
  }
Exemplo n.º 2
0
  /**
   * Converts a primitive type value. For EEnum: this implementation only converts an Enum to an
   * EEnum value.
   *
   * @param value the value to convert
   * @param eDataType its EDataType
   * @return the converted value
   */
  protected Object convertEAttributeValue(final Object value, final EDataType eDataType) {
    if (value instanceof Enum<?>) {
      final EDataType enumDataType = getDataTypeOrBaseType(eDataType);
      Check.isInstanceOf(enumDataType, EEnum.class);
      final EEnum eeNum = (EEnum) enumDataType;
      for (final EEnumLiteral enumLiteral : eeNum.getELiterals()) {
        // the code generation template uppercases enum
        if (enumLiteral.getName().toUpperCase(Locale.ENGLISH).equals(((Enum<?>) value).name())) {
          return enumLiteral.getInstance();
        }
      }
    }

    if (value instanceof Date && eDataType == XMLTypePackage.eINSTANCE.getDate()) {
      final Date date = (Date) value;
      final XMLCalendar xmlCalendar = new XMLCalendar(date, XMLCalendar.DATE);
      final Calendar calendar = Calendar.getInstance();
      calendar.setTime(date);
      xmlCalendar.clear();
      xmlCalendar.setYear(calendar.get(Calendar.YEAR));
      xmlCalendar.setMonth(1 + calendar.get(Calendar.MONTH));
      xmlCalendar.setDay(calendar.get(Calendar.DATE));
      // note xmlcalendar expects minutes, calendar gives millis
      xmlCalendar.setTimezone(calendar.get(Calendar.ZONE_OFFSET) / 60000);
      return xmlCalendar;
    }

    if (value instanceof Date && eDataType == XMLTypePackage.eINSTANCE.getDateTime()) {
      final Date date = (Date) value;
      return new XMLCalendar(date, XMLCalendar.DATETIME);
    }

    return value;
  }
Exemplo n.º 3
0
  /**
   * Converts a set of model managed objects and all the objects they reference to a collection of
   * EObjects.
   *
   * @param objects the model objects to convert, also the references/children are converted
   * @return the created EObjects
   */
  public List<EObject> convert(final List<Object> objects) {
    doBaseActions(objects);

    // the process creates the new target objects and then converts the content
    // this multi-step process prevents stack overflow with large object graphs
    final List<EObject> result = new ArrayList<EObject>();
    Check.isNotNullArgument(objects, "objects"); // $NON-NLS-1$
    for (final Object object : objects) {
      result.add(createTarget(object));
    }

    while (!toConvert.isEmpty()) {
      final ArrayList<Object> beingConverted = new ArrayList<Object>(toConvert);
      toConvert.clear();
      for (Object object : beingConverted) {
        convertContent(object);
        converted.add(object);
      }
    }

    // for (ManyToMany mtm : toRepairManyToMany) {
    // final ModelObject<?> modelObject = mtm.getOwner();
    // final EObject eObject = objectMapping.get(modelObject.getTarget());
    // for (EReference eReference : eObject.eClass().getEAllReferences()) {
    // if (eReference.isMany()) {
    // final Collection<?> coll1 = (Collection<?>) modelObject.eGet(eReference);
    // final Collection<?> coll2 = (Collection<?>) eObject.eGet(eReference);
    // if (coll1.size() != coll2.size()) {
    //            throw new IllegalStateException("Unequal sizes of collection for EReference "
    // //$NON-NLS-1$
    // + eReference);
    // }
    // }
    // }
    // }

    // now repair the ManyToMany
    for (ManyToMany mtm : toRepairManyToMany) {
      mtm.repair();
    }

    return result;
  }
Exemplo n.º 4
0
  /**
   * Converts the value of an EReference with isMany==true, the values of the collection are
   * converted to EObjects and added to the list in the correct feature in the eObject.
   *
   * @param modelObject the modelObject from which the value is retrieved.
   * @param eObject the eObject in which the value is set (after it has been converted)
   * @param eReference the eReference which is converted
   */
  protected void convertManyEReference(
      final ModelObject<?> modelObject, final EObject eObject, final EReference eReference) {
    // container feature is always set from the other side, the containment
    // side
    if (eReference.isContainer()) {
      return;
    }

    final Object manyValue = modelObject.eGet(eReference);
    final Collection<EObject> newValues = new ArrayList<EObject>();

    boolean isMap = Map.class.isAssignableFrom(manyValue.getClass());
    EStructuralFeature valueFeature = null;
    EStructuralFeature keyFeature = null;
    if (isMap) {
      final EClass mapEClass = eReference.getEReferenceType();
      valueFeature = mapEClass.getEStructuralFeature("value"); // $NON-NLS-1$
      keyFeature = mapEClass.getEStructuralFeature("key"); // $NON-NLS-1$

      Check.isTrue(
          ModelUtils.isEMap(eReference),
          "Expected emap EReference, but th// case for EReference " //$NON-NLS-1$
              + eReference);

      final Map<?, ?> map = (Map<?, ?>) manyValue;

      for (final Object key : map.keySet()) {
        final Object value = map.get(key);
        final EObject mapEntryEObject = EcoreUtil.create(mapEClass);

        // key and value maybe primitive types but can also be
        // references to model objects.
        if (valueFeature instanceof EReference) {
          mapEntryEObject.eSet(valueFeature, createTarget(value));
        } else {
          mapEntryEObject.eSet(valueFeature, value);
        }
        if (keyFeature instanceof EReference) {
          mapEntryEObject.eSet(keyFeature, createTarget(key));
        } else {
          mapEntryEObject.eSet(keyFeature, key);
        }
        newValues.add(mapEntryEObject);
      }
    } else {

      // a many to many
      if (eReference.getEOpposite() != null && eReference.getEOpposite().isMany()) {
        final ManyToMany mtm = new ManyToMany();
        mtm.setOwner(modelObject);
        mtm.setEReference(eReference);
        toRepairManyToMany.add(mtm);
      }

      @SuppressWarnings("unchecked")
      final Collection<Object> values = (Collection<Object>) manyValue;

      for (final Object value : values) {
        if (value == null) {
          newValues.add(null);
        } else {
          final InternalEObject eValue = (InternalEObject) createTarget(value);
          if (!newValues.contains(eValue)) {
            newValues.add(eValue);
          }
        }
      }
    }

    @SuppressWarnings("unchecked")
    final Collection<EObject> eValues = (Collection<EObject>) eObject.eGet(eReference);

    boolean updateList = false;
    if (newValues.size() == eValues.size()) {
      final Iterator<?> it = eValues.iterator();
      for (Object newValue : newValues) {
        final Object oldValue = it.next();

        if (isMap) {
          final EObject oldMapEntry = (EObject) oldValue;
          final EObject newMapEntry = (EObject) newValue;
          final Object oldMapValue = oldMapEntry.eGet(valueFeature);
          final Object oldMapKey = oldMapEntry.eGet(keyFeature);
          final Object newMapValue = newMapEntry.eGet(valueFeature);
          final Object newMapKey = newMapEntry.eGet(keyFeature);
          if (valueFeature instanceof EReference) {
            updateList = oldMapValue == newMapValue;
          } else {
            updateList =
                oldMapValue != null
                    ? !oldMapValue.equals(newMapValue)
                    : newMapValue != null ? !newMapValue.equals(oldMapValue) : false;
          }
          if (keyFeature instanceof EReference) {
            updateList = updateList || oldMapKey == newMapKey;
          } else {
            updateList =
                updateList
                    || (oldMapKey != null
                        ? !oldMapKey.equals(newMapKey)
                        : newMapKey != null ? !newMapKey.equals(oldMapKey) : false);
          }
        } else {
          updateList = oldValue != newValue;
        }

        if (updateList) {
          break;
        }
      }
    } else {
      updateList = true;
    }

    if (updateList) {
      // clear the evalues so that an empty tag is created in the xml
      eValues.clear();
      eValues.addAll(newValues);
    }
  }