Interface IntegrationItem
- All Known Implementing Classes:
DefaultIntegrationItem
public interface IntegrationItem
Representation of a data item sent into the integration services or sent out of the integration services. Integration item
must correspond to one of the
IntegrationObjectItemModel definitions.
If IntegrationObjectItemModel represents a type of the data structures,
then the IntegrationItem is a particular instance of that type carrying particular data values.-
Method Summary
Modifier and TypeMethodDescriptionRetrieves value of an attribute.getAttribute(String name) Retrieves value of an attribute.Retrieves attributes present in this integration object.getContextItem(TypeDescriptor contextItemDescriptor) Retrieves a context item for the given TypeDescriptor if one exists.Retrieves integration key value for this item.Retrieves code of theIntegrationObjectModelthis item belongs to.Retrieves type of this integration item.getLocalizedAttribute(String attribute, String lang) Reads value of a localized attribute.getLocalizedAttribute(String attribute, Locale lang) Reads value of a localized attribute.getReferencedItem(TypeAttributeDescriptor attribute) Retrieves an integration item referenced by specified attribute.getReferencedItems(TypeAttributeDescriptor attribute) Retrieves multiple integration items referenced by specified attribute.booleansetAttribute(String attribute, Object value) Sets value of an attribute in this item.
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Method Details
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getIntegrationObjectCode
String getIntegrationObjectCode()Retrieves code of theIntegrationObjectModelthis item belongs to.- Returns:
- value of the integration object code
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getItemType
Retrieves type of this integration item.- Returns:
- descriptor of how integration object item is defined for this item.
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getIntegrationKey
String getIntegrationKey()Retrieves integration key value for this item.- Returns:
- calculated integration key value for the item content.
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getAttributes
Collection<TypeAttributeDescriptor> getAttributes()Retrieves attributes present in this integration object.- Returns:
- a subset of all possible item attributes defined in
getItemType()item type, which were set in this integration item. Even if an attribute was set tonull, e.g.setAttribute("myAttribute", null), a type attribute descriptor will be returned for"myAttribute", if it's an attribute defined for the item type.
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setAttribute
Sets value of an attribute in this item.- Parameters:
attribute- name of the attribute whose value needs to be set.value- a value for the attribute. In order to set a value for a localized attribute,LocalizedValueshould be passed as thevalue.- Returns:
true, if the value was successfully set, orfalse, if the specified attribute does not exist for this item.
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getAttribute
Retrieves value of an attribute.- Parameters:
name- name of the attribute to read.- Returns:
- value for the specified attribute in this item or
null, if the attribute has not been set yet or does not exist. If attribute is localized, thenLocalizedValueis returned.
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getAttribute
Retrieves value of an attribute.- Parameters:
attr-TypeAttributeDescriptorthat contains the information to get the value- Returns:
- value for the specified attribute in this item or
null, if the attribute has not been set yet or does not exist. If attribute is localized, thenLocalizedValueis returned.
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getLocalizedAttribute
Reads value of a localized attribute. This method should ensure the specified attribute is indeed localized. Otherwise, the implementations should not return a value or indicate the problem by throwing an exception.- Parameters:
attribute- name of the attribute to readlang- language, for which the attribute should be read- Returns:
- value of the specified attribute in the specified language or
null, if either the attribute or the language does not have a value set.
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getLocalizedAttribute
Reads value of a localized attribute.- Parameters:
attribute- name of the attribute to readlang- ISO code of the language, e.g. 'en' or 'es_CO', for which the attribute should be read. This is the value that can be read fromLocaleasLocale.toLanguageTag()- Returns:
- value of the specified attribute in the specified language or
null, if either the attribute or the language does not have a value set.
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getReferencedItem
Retrieves an integration item referenced by specified attribute. It does the same as callinggetAttribute(String)but there is no need to cast result of that call toIntegrationItem.- Parameters:
attribute- attribute, whose value is a nestedIntegrationItem- Returns:
- the referenced item or
null, if this item does not contain the referenced item for the specified attribute name.
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getReferencedItems
Retrieves multiple integration items referenced by specified attribute. It does the same as callinggetAttribute(String)but there is no need to cast result of that call toCollection<IntegrationItem>.- Parameters:
attribute- attribute, whose value is a collection of nestedIntegrationItems- Returns:
- the referenced items. if this item does not contain referenced items for the specified attribute name, an empty
collection is returned. If the attribute references a single instance of an
IntegrationIteminstead of a collection, then a collection with that single item will be returned.
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getContextItem
Retrieves a context item for the given TypeDescriptor if one exists. This search is done recursively through the item's containers until a matching context item is found. If no context item exists,Optional.empty()is returned.- Parameters:
contextItemDescriptor- the type of the context item to find- Returns:
- the requested context item if one exists.
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