Java Code Examples for org.apache.olingo.odata2.api.edm.EdmProperty#getName()

/**
 * Does the navigation and calls {@link AbstractEntity#getProperty(String)}.
 * @param uri_info contains the navigation segments and the name of the property to get.
 * @return the value of requested property (may be null).
 * @throws ODataException
 */
public Object readPropertyValue(GetSimplePropertyUriInfo uri_info)
      throws ODataException
{
   KeyPredicate startKP = uri_info.getKeyPredicates().get(0);
   EdmProperty target
         = uri_info.getPropertyPath()
         .get(uri_info.getPropertyPath().size() - 1);

   T t = Navigator.<T>navigate(uri_info.getStartEntitySet(), startKP,
         uri_info.getNavigationSegments(), null);

   // Case of complex property
   String propName = target.getName();
   if (uri_info.getPropertyPath().size() > 1)
   {
      return t.getComplexProperty(
            uri_info.getPropertyPath().get(0).getName()).get(propName);
   }
   return t.getProperty(propName);
}
 

public static String parseKeyPropertiesToJPAOrderByExpression(
    final List<EdmProperty> edmPropertylist, final String tableAlias) throws ODataJPARuntimeException {
  String propertyName = null;
  String orderExpression = "";
  if (edmPropertylist == null) {
    return orderExpression;
  }
  for (EdmProperty edmProperty : edmPropertylist) {
    try {
      EdmMapping mapping = edmProperty.getMapping();
      if (mapping != null && mapping.getInternalName() != null) {
        propertyName = mapping.getInternalName();// For embedded/complex keys
      } else {
        propertyName = edmProperty.getName();
      }
    } catch (EdmException e) {
      throw ODataJPARuntimeException.throwException(ODataJPARuntimeException.GENERAL.addContent(e.getMessage()), e);
    }
    orderExpression += tableAlias + JPQLStatement.DELIMITER.PERIOD + propertyName + " , ";
  }
  return normalizeOrderByExpression(orderExpression);
}
 

/**
 * Makes the key predicate for the given Entity and EntitySet.
 * 
 * @param entity_set the EntitySet
 * @param entity an entity whose key property values will be used to make
 *    the key predicate.
 * @return a comma separated list of key=value couples.
 * @throws EdmException not likely to happen.
 */
public String makeKeyPredicate(EdmEntitySet entity_set, ODataEntry entity)
   throws EdmException
{
   if (entity_set == null)
      throw new IllegalArgumentException ("entity_set must not be null.");

   if (entity == null)
      throw new IllegalArgumentException ("entity must not be null.");
   
   List<EdmProperty> edm_props = entity_set.getEntityType ()
      .getKeyProperties ();
   
   StringBuilder sb = new StringBuilder ();
   
   for (EdmProperty edm_prop: edm_props)
   {
      String key_prop_name = edm_prop.getName ();
      Object key_prop_val = entity.getProperties ().get (key_prop_name);
      
      if (sb.length () > 0) sb.append(',');
      
      sb.append (key_prop_name).append ('=');
      
      if (key_prop_val instanceof String)
         sb.append ('\'').append (key_prop_val).append ('\'');
      else
         sb.append (key_prop_val);
   }
   
   return sb.toString ();
}
 

static EntityPropertyInfo create(final EdmProperty property) throws EdmException {
  return new EntityPropertyInfo(
      property.getName(),
      property.getType(),
      property.getFacets(),
      property.getCustomizableFeedMappings(),
      property.getMimeType(),
      property.getMapping());
}
 

static EntityComplexPropertyInfo create(final EdmProperty property, final List<String> propertyNames,
    final Map<String, EntityPropertyInfo> childEntityInfos) throws EdmException {
  List<EntityPropertyInfo> childEntityInfoList = new ArrayList<EntityPropertyInfo>(childEntityInfos.size());
  for (String name : propertyNames) {
    childEntityInfoList.add(childEntityInfos.get(name));
  }

  EntityComplexPropertyInfo info = new EntityComplexPropertyInfo(
      property.getName(),
      property.getType(),
      property.getFacets(),
      property.getCustomizableFeedMappings(),
      childEntityInfoList);
  return info;
}
 

private String getGetterMethodName(final EdmProperty property) throws EdmException {
  final String prefix = isBooleanProperty(property) ? "is" : "get";
  final String defaultMethodName = prefix + property.getName();
  return property.getMapping() == null || property.getMapping().getInternalName() == null ?
      defaultMethodName : property.getMapping().getInternalName();
}
 

protected void setEmbeddableKeyProperty(final HashMap<String, String> embeddableKeys,
    final List<EdmProperty> oDataEntryKeyProperties,
    final Map<String, Object> oDataEntryProperties, final Object entity)
    throws ODataJPARuntimeException, EdmException, IllegalAccessException, IllegalArgumentException,
    InvocationTargetException, InstantiationException {

  HashMap<String, Object> embeddableObjMap = new HashMap<String, Object>();
  List<EdmProperty> leftODataEntryKeyProperties = new ArrayList<EdmProperty>();
  HashMap<String, String> leftEmbeddableKeys = new HashMap<String, String>();

  for (EdmProperty edmProperty : oDataEntryKeyProperties) {
    if (oDataEntryProperties.containsKey(edmProperty.getName()) == false) {
      continue;
    }

    String edmPropertyName = edmProperty.getName();
    String embeddableKeyNameComposite = embeddableKeys.get(edmPropertyName);
    if (embeddableKeyNameComposite == null) {
      continue;
    }
    String embeddableKeyNameSplit[] = embeddableKeyNameComposite.split("\\.");
    String methodPartName = null;
    Method method = null;
    Object embeddableObj = null;

    if (embeddableObjMap.containsKey(embeddableKeyNameSplit[0]) == false) {
      methodPartName = embeddableKeyNameSplit[0];
      method = jpaEntityParser.getAccessModifierSet(entity, methodPartName);
      embeddableObj = method.getParameterTypes()[0].newInstance();
      method.invoke(entity, embeddableObj);
      embeddableObjMap.put(embeddableKeyNameSplit[0], embeddableObj);
    } else {
      embeddableObj = embeddableObjMap.get(embeddableKeyNameSplit[0]);
    }

    if (embeddableKeyNameSplit.length == 2) {
      methodPartName = embeddableKeyNameSplit[1];
      method = jpaEntityParser.getAccessModifierSet(embeddableObj, methodPartName);
      Object simpleObj = oDataEntryProperties.get(edmProperty.getName());
      method.invoke(embeddableObj, simpleObj);
    } else if (embeddableKeyNameSplit.length > 2) { // Deeply nested
      leftODataEntryKeyProperties.add(edmProperty);
      leftEmbeddableKeys
          .put(edmPropertyName, embeddableKeyNameComposite.split(embeddableKeyNameSplit[0] + ".", 2)[1]);
    }
  }
}
 

private String getGetterMethodName(final EdmProperty property) throws EdmException {
  final String prefix = isBooleanProperty(property) ? "is" : "get";
  final String defaultMethodName = prefix + property.getName();
  return property.getMapping() == null || property.getMapping().getInternalName() == null ?
      defaultMethodName : property.getMapping().getInternalName();
}