Class PathMapBuilderImpl<T>

    • Field Detail

      • _backingMap

        protected Map<String,​T> _backingMap
    • Constructor Detail

      • PathMapBuilderImpl

        public PathMapBuilderImpl​(Class<T> aType)
        Create an empty PathMap.PathMapBuilder instance using the default path delimiter "/" (Delimiter.PATH) for the path declarations.
        Parameters:
        aType - The type of the values being referenced by the paths.
      • PathMapBuilderImpl

        public PathMapBuilderImpl​(char aDelimiter,
                                  Class<T> aType)
        Create a PathMap.PathMapBuilder instance using the provided path delimiter for the path declarations.
        Parameters:
        aDelimiter - The path delimiter to be used for the path declarations.
        aType - The type of the values being referenced by the paths.
      • PathMapBuilderImpl

        public PathMapBuilderImpl​(Object aObj,
                                  Class<T> aType)
        Create a PathMap.PathMapBuilder instance containing the elements as of PathMap.MutablePathMap.insert(Object) using the default path delimiter "/" (Delimiter.PATH) for the path declarations.
        Parameters:
        aObj - The object from which the elements are to be added.
        aType - The type of the values being referenced by the paths.
      • PathMapBuilderImpl

        public PathMapBuilderImpl​(String aToPath,
                                  Object aObj,
                                  Class<T> aType)
        Create a PathMap.PathMapBuilder instance containing the elements as of PathMap.MutablePathMap.insert(Object) using the default path delimiter "/" (Delimiter.PATH) for the path declarations.
        Parameters:
        aToPath - The sub-path where to insert the object's introspected values to.
        aObj - The object from which the elements are to be added.
        aType - The type of the values being referenced by the paths.
      • PathMapBuilderImpl

        public PathMapBuilderImpl​(Object aObj,
                                  String aFromPath,
                                  Class<T> aType)
        Creates a PathMap.PathMapBuilder instance containing the elements as of PathMap.MutablePathMap.insert(Object) using the default path delimiter "/" (Delimiter.PATH) for the path declarations.
        Parameters:
        aObj - The object from which the elements are to be added.
        aFromPath - The path from where to start adding elements of the provided object.
        aType - The type of the values being referenced by the paths.
      • PathMapBuilderImpl

        public PathMapBuilderImpl​(String aToPath,
                                  Object aObj,
                                  String aFromPath,
                                  Class<T> aType)
        Creates a PathMap.PathMapBuilder instance containing the elements as of PathMap.MutablePathMap.insert(Object) using the default path delimiter "/" (Delimiter.PATH for the path declarations.
        Parameters:
        aToPath - The sub-path where to insert the object's introspected values to.
        aObj - The object from which the elements are to be added.
        aFromPath - The path from where to start adding elements of the provided object.
        aType - The type of the values being referenced by the paths.
      • PathMapBuilderImpl

        public PathMapBuilderImpl​(Object aObj,
                                  char aDelimiter,
                                  Class<T> aType)
        Creates a PathMap.PathMapBuilder instance containing the elements as of PathMap.MutablePathMap.insert(Object).
        Parameters:
        aObj - The object from which the elements are to be added.
        aDelimiter - The path delimiter to be used for the path declarations.
        aType - The type of the values being referenced by the paths.
      • PathMapBuilderImpl

        public PathMapBuilderImpl​(String aToPath,
                                  Object aObj,
                                  char aDelimiter,
                                  Class<T> aType)
        Creates a PathMap.PathMapBuilder instance containing the elements as of PathMap.MutablePathMap.insert(Object).
        Parameters:
        aToPath - The sub-path where to insert the object's introspected values to.
        aObj - The object from which the elements are to be added.
        aDelimiter - The path delimiter to be used for the path declarations.
        aType - The type of the values being referenced by the paths.
      • PathMapBuilderImpl

        public PathMapBuilderImpl​(Object aObj,
                                  String aFromPath,
                                  char aDelimiter,
                                  Class<T> aType)
        Creates a PathMap.PathMapBuilder instance containing the elements as of PathMap.MutablePathMap.insert(Object).
        Parameters:
        aObj - The object from which the elements are to be added.
        aFromPath - The path from where to start adding elements of the provided object.
        aDelimiter - The path delimiter to be used for the path declarations.
        aType - The type of the values being referenced by the paths.
      • PathMapBuilderImpl

        public PathMapBuilderImpl​(String aToPath,
                                  Object aObj,
                                  String aFromPath,
                                  char aDelimiter,
                                  Class<T> aType)
        Create a PathMap.PathMapBuilder instance containing the elements as of PathMap.MutablePathMap.insert(Object).
        Parameters:
        aToPath - The sub-path where to insert the object's introspected values to.
        aObj - The object from which the elements are to be added.
        aFromPath - The path from where to start adding elements of the provided object.
        aDelimiter - The path delimiter to be used for the path declarations.
        aType - The type of the values being referenced by the paths.
    • Method Detail

      • containsKey

        public boolean containsKey​(Object aPath)
        Tests whether there is an element with the given key.
        Specified by:
        containsKey in interface Keys<String,​T>
        Specified by:
        containsKey in interface Map<String,​T>
        Parameters:
        aPath - The key for which to test whether there is an element.
        Returns:
        True in case there is an element for the given key.
      • get

        public T get​(Object aPath)
        Retrieves the element assigned to the given key.
        Specified by:
        get in interface Keys<String,​T>
        Specified by:
        get in interface Map<String,​T>
        Parameters:
        aPath - The key for which to get the element.
        Returns:
        The value for the key in question or null if there is none such value.
      • put

        public T put​(String aPath,
                     T aValue)
        Puts an element identified by the given key.
        Specified by:
        put in interface Keys.MutableValues<String,​T>
        Specified by:
        put in interface Map<String,​T>
        Parameters:
        aPath - The key which's element is to be put.
        aValue - the value
        Returns:
        The value being overwritten.
      • replace

        public boolean replace​(String aPath,
                               T oldValue,
                               T newValue)
        Specified by:
        replace in interface Map<String,​T>
      • retrieveTo

        public PathMap<T> retrieveTo​(String aToPath)
        Extracts a new PathMap from this PathMap's elements with the paths relocated to the provided "to-path". Given we have a value for path "/dog/cat" in the PathMap and we call PathMap.retrieveTo(String) with "/animals", then the resulting PathMap will contain the path "/animals/dog/cat" for that value.
        Specified by:
        retrieveTo in interface PathMap<T>
        Parameters:
        aToPath - The path where to relocate the paths of this PathMap to.
        Returns:
        The PathMap with the elements from the provided PathMap with accordingly relocated paths.
      • retrieveFrom

        public PathMap<T> retrieveFrom​(String aFromPath)
        Extracts a new PathMap from the elements of this PathMap found below the "from-path". The sub-paths will be the root paths for the new PathMap. Given we have a value for path "/dog/cat" in the PathMap and we call PathMap.retrieveFrom(String) with "/dog", then the resulting PathMap will contain the path "/cat" for that value.
        Specified by:
        retrieveFrom in interface PathMap<T>
        Parameters:
        aFromPath - The path from where to start extracting the paths.
        Returns:
        The PathMap with the elements below the provided path which are root elements in the new PathMap.
      • getDelimiter

        public char getDelimiter()
        Specified by:
        getDelimiter in interface org.refcodes.mixin.DelimiterAccessor
      • getAnnotator

        public char getAnnotator()
        Specified by:
        getAnnotator in interface org.refcodes.mixin.AnnotatorAccessor
      • getType

        public Class<T> getType()
        Specified by:
        getType in interface org.refcodes.mixin.TypeAccessor<T>
      • toDataStructure

        public Object toDataStructure​(String aFromPath)
        Similar to the PathMap.toMap(String) method, though in case all the keys of a nested Map instance (applicable to the root Map as well) represent an array (as of PathMap.getArray( String)), then an array is generated where the index of each value in the Map is represented by the number representation of the Map's key for that value. The result is a data structure consisting of Map instances and arrays.
        Specified by:
        toDataStructure in interface PathMap<T>
        Parameters:
        aFromPath - The path below which the PathMap to be converted into a data structure.
        Returns:
        A data structure being a mixture of Map instances and arrays representing the data below the given path.
      • insert

        public void insert​(Object aFrom)
        Inspects the given object and adds all elements found in the given object. Elements of type Map, Collection and arrays are identified and handled as of their type: The path for each value in a Map is appended with its according key. The path for each value in a Collection or array is appended with its according index of occurrence (in case of a List or an array, its actual index). In case of reflection, the path for each member is appended with its according mamber's name. All elements (e.g. the members and values) are inspected recursively which results in the according paths of the terminating values.
        Specified by:
        insert in interface PathMap.MutablePathMap<T>
        Parameters:
        aFrom - The object which is to be inspected with the therein contained values being added with their according determined paths.
      • insertBetween

        public void insertBetween​(String aToPath,
                                  Object aFrom,
                                  String aFromPath)
        Same as PathMap.MutablePathMap.insert(Object) though starting insertion of object's introspected values at the given "to-path" and starting object introspection at the given "from-path", e.g. ignoring all paths not starting with the given path during the introspection process. The resulting paths do not start with the "from-path" path, them start with the given "to-path".
        Specified by:
        insertBetween in interface PathMap.MutablePathMap<T>
        Parameters:
        aToPath - The sub-path where to insert the object's introspected values to.
        aFrom - The object which is to be inspected with the therein contained values being added with their according determined paths.
        aFromPath - The path from where to start adding elements of the provided object.
      • insertFrom

        public void insertFrom​(Object aFrom,
                               String aFromPath)
        Same as PathMap.MutablePathMap.insert(Object) though starting object introspection at the given "path", e.g. ignoring all paths not starting with the given path during the introspection process. The resulting paths do not start with the provided path.
        Specified by:
        insertFrom in interface PathMap.MutablePathMap<T>
        Parameters:
        aFrom - The object which is to be inspected with the therein contained values being added with their according determined paths.
        aFromPath - The path from where to start adding elements of the provided object.
      • insertTo

        public void insertTo​(String aToPath,
                             Object aFrom)
        Same as PathMap.MutablePathMap.insert(Object) though starting insertion of object's introspected values at the given "path".
        Specified by:
        insertTo in interface PathMap.MutablePathMap<T>
        Parameters:
        aToPath - The sub-path where to insert the object's introspected values to.
        aFrom - The object which is to be inspected with the therein contained values being added with their according determined paths.
      • merge

        public void merge​(Object aFrom)
        Inspects the given object and adds all elements found in the given object in case the targeted path does not exist or points to a null value. E.g. existing path/value pairs are not overwritten. Elements of type Map, Collection and arrays are identified and handled as of their type: The path for each value in a Map is appended with its according key. The path for each value in a Collection or array is appended with its according index of occurrence (in case of a List or an array, its actual index). In case of reflection, the path for each member is appended with its according mamber's name. All elements (e.g. the members and values) are inspected recursively which results in the according paths of the terminating values.
        Specified by:
        merge in interface PathMap.MutablePathMap<T>
        Parameters:
        aFrom - The object which is to be inspected with the therein contained values being added with their according determined paths.
      • mergeBetween

        public void mergeBetween​(String aToPath,
                                 Object aFrom,
                                 String aFromPath)
        Same as PathMap.MutablePathMap.merge(Object) though starting merging of object's introspected values at the given "to-path" and starting object introspection at the given "from-path", e.g. ignoring all paths not starting with the given path during the introspection process. The resulting paths do not start with the "from-path" path, them start with the given "to-path".
        Specified by:
        mergeBetween in interface PathMap.MutablePathMap<T>
        Parameters:
        aToPath - The sub-path where to merge the object's introspected values to.
        aFrom - The object which is to be inspected with the therein contained values being added with their according determined paths.
        aFromPath - The path from where to start adding elements of the provided object.
      • mergeFrom

        public void mergeFrom​(Object aFrom,
                              String aFromPath)
        Same as PathMap.MutablePathMap.merge(Object) though starting object introspection at the given "path", e.g. ignoring all paths not starting with the given path during the introspection process. The resulting paths do not start with the provided path.
        Specified by:
        mergeFrom in interface PathMap.MutablePathMap<T>
        Parameters:
        aFrom - The object which is to be inspected with the therein contained values being added with their according determined paths.
        aFromPath - The path from where to start adding elements of the provided object.
      • mergeTo

        public void mergeTo​(String aToPath,
                            Object aFrom)
        Same as PathMap.MutablePathMap.merge(Object) though starting merging of object's introspected values at the given "path".
        Specified by:
        mergeTo in interface PathMap.MutablePathMap<T>
        Parameters:
        aToPath - The sub-path where to merge the object's introspected values to.
        aFrom - The object which is to be inspected with the therein contained values being added with their according determined paths.
      • size

        public int size()
        Returns the number of data elements contained in the collection.
        Specified by:
        size in interface Containable
        Specified by:
        size in interface Map<String,​T>
        Returns:
        An integer representing the number of items stored in the accumulation.
      • isEmpty

        public boolean isEmpty()
        Specified by:
        isEmpty in interface org.refcodes.mixin.EmptyAccessor
        Specified by:
        isEmpty in interface Map<String,​T>
      • containsValue

        public boolean containsValue​(Object value)
        This method is defined for the sake of Map conformity. Tests whether the provided value has a key assigned.
        Specified by:
        containsValue in interface Keys<String,​T>
        Specified by:
        containsValue in interface Map<String,​T>
        Parameters:
        value - The value to test if a key references this value.
        Returns:
        True in case the given value is referenced by a key.
      • clear

        public void clear()
        Specified by:
        clear in interface org.refcodes.mixin.Clearable
        Specified by:
        clear in interface Map<String,​T>
      • keySet

        public Set<String> keySet()
        Retrieves a collection containing all the keys found in the elements of this collection.
        Specified by:
        keySet in interface Keys<String,​T>
        Specified by:
        keySet in interface Map<String,​T>
        Returns:
        A collection with key objects being the keys of all elements in this collection.
      • toType

        public <TYPE> TYPE toType​(String aFromPath,
                                  Class<TYPE> aType)
        Creates an instance of the given type filled with this PathMap's data.
        Specified by:
        toType in interface PathMap<T>
        Type Parameters:
        TYPE - the generic type if which to create an instance.
        Parameters:
        aFromPath - The path representing the root from which to take the data for the instance.
        aType - the type if the instance to be filled with the herein contained data.
        Returns:
        the instance initialized with the herein contained data.
      • fromValue

        protected void fromValue​(String aToPath,
                                 Object aObj)
        Hook method for intercepting or modifying the process of object introspection.
        Parameters:
        aToPath - The sub-path where to insert the object's introspected values to.
        aObj - The object from which the elements are to be added.
      • fromObject

        protected PathMap<T> fromObject​(Object aFrom)
        Hook method when internally creating PathMap sub-types in the according PathMap sub-type implementations.
        Parameters:
        aFrom - The Object from which to create a PathMap (sub-type) instance.
        Returns:
        The according PathMap (sub-type) instance.
      • fromInstance

        protected T fromInstance​(Object aValue)
        Hook method when introspecting an object to help conversion of that object to the target types. By default this methods just tests for assignment conformity as of Class.isAssignableFrom(Class) with the type retrieved by getType().
        Parameters:
        aValue - The value which is to be transformed to the expected type as of getType().
        Returns:
        The converted type or null if conversion is not possible.
      • toInstance

        protected <TYPE> TYPE toInstance​(T aValue,
                                         Class<TYPE> aType)
        Hook method when reconstructing an object, opposite of fromInstance(Object), tries to convert the given value to the desired type.
        Type Parameters:
        TYPE - The type to which to convert to.
        Parameters:
        aValue - The value to by converted from this instance's type as of getType() to the desired type.
        aType - The type to which to convert to.
        Returns:
        The converted type or null if conversion is not possible.
      • createBackingMap

        protected Map<String,​T> createBackingMap()
        Hook for creating an individual backing Map to be used by the PathMapBuilderImpl.
        Returns:
        The backing Map to be used.