com.alexvasilkov.android.commons.converters

Class ConvertUtils

java.lang.Object

com.alexvasilkov.android.commons.converters.ConvertUtils

public class ConvertUtils
extends java.lang.Object

Method Summary

Modifier and Type	Method and Description
static <T extends java.lang.Enum<T>> T	convert(java.lang.Class<T> type, java.lang.String name, T defaultValue) Searches for enum of given class with given name (case insensitive).
static <T,J extends Convertable<T>> java.util.ArrayList<T>	convert(java.util.Collection<J> collection) Converting collection of convertable items into ArrayList of target items. Note: per-item ParseExceptions are ignored.
static <T,J extends Convertable<T>> java.util.ArrayList<T>	convert(J[] array) Converting array of convertable items into ArrayList of target items. Note: per-item ParseExceptions are ignored.
static <T,P extends Convertable<T>> T	convert(P value) Converting single item if it is not null.
static <T,J extends Convertable<T>> T[]	convertToArray(java.util.Collection<J> collection) Converting collection of convertable items into array of target items. Shortcut for toArray(convert(collection))
static <T,J extends Convertable<T>> T[]	convertToArray(java.util.Collection<J> collection, java.lang.Class<T> clazz) Converting Collection of convertable items into array of target items. Shortcut for toArray(convert(array), clazz)
static <T,J extends Convertable<T>> T[]	convertToArray(J[] array) Converting array of convertable items into array of target items. Shortcut for toArray(convert(array))
static <T,J extends Convertable<T>> T[]	convertToArray(J[] array, java.lang.Class<T> clazz) Converting array of convertable items into array of target items. Shortcut for toArray(convert(array), clazz)
static <IN,OUT> java.util.List<OUT>	create(java.util.Collection<IN> collection, Creator<IN,OUT> creator) Creates list of output objects using provided creator.
static <IN,OUT> java.util.List<OUT>	create(IN[] arr, Creator<IN,OUT> creator) Creates list of output objects using provided creator.
static <IN,OUT> OUT	create(IN obj, Creator<IN,OUT> creator) Creates output object using provided creator.
static <T> T[]	toArray(java.util.Collection<T> collection) Converting List into array. Note: array type is determined by class of the first non-null element in the list.
static <T> T[]	toArray(java.util.Collection<T> collection, java.lang.Class<T> clazz) Converting List into array of given type.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

convert

public static <T,P extends Convertable<T>> T convert(P value)
                                              throws java.text.ParseException

Converting single item if it is not null.

Throws:

java.text.ParseException

convert

public static <T,J extends Convertable<T>> java.util.ArrayList<T> convert(J[] array)

Converting array of convertable items into ArrayList of target items.
Note: per-item ParseExceptions are ignored.

Parameters:

array - Array of items to convert

convert

public static <T,J extends Convertable<T>> java.util.ArrayList<T> convert(java.util.Collection<J> collection)

Converting collection of convertable items into ArrayList of target items.
Note: per-item ParseExceptions are ignored.

Parameters:

collection - Collection of items to convert

convertToArray

public static <T,J extends Convertable<T>> T[] convertToArray(J[] array)

Converting array of convertable items into array of target items.
Shortcut for toArray(convert(array))

convertToArray

public static <T,J extends Convertable<T>> T[] convertToArray(J[] array,
                                                              java.lang.Class<T> clazz)

Converting array of convertable items into array of target items.
Shortcut for toArray(convert(array), clazz)

convertToArray

public static <T,J extends Convertable<T>> T[] convertToArray(java.util.Collection<J> collection)

Converting collection of convertable items into array of target items.
Shortcut for toArray(convert(collection))

convertToArray

public static <T,J extends Convertable<T>> T[] convertToArray(java.util.Collection<J> collection,
                                                              java.lang.Class<T> clazz)

Converting Collection of convertable items into array of target items.
Shortcut for toArray(convert(array), clazz)

convert

public static <T extends java.lang.Enum<T>> T convert(java.lang.Class<T> type,
                                                      java.lang.String name,
                                                      T defaultValue)

Searches for enum of given class with given name (case insensitive).

Parameters:

type - Enum class

name - Enum constant name

defaultValue - Default value if no enum constant with given name is found

create

public static <IN,OUT> OUT create(IN obj,
                                  Creator<IN,OUT> creator)

Creates output object using provided creator. Returns null if obj null.

create

public static <IN,OUT> java.util.List<OUT> create(IN[] arr,
                                                  Creator<IN,OUT> creator)

Creates list of output objects using provided creator.

create

public static <IN,OUT> java.util.List<OUT> create(java.util.Collection<IN> collection,
                                                  Creator<IN,OUT> creator)

Creates list of output objects using provided creator.

toArray

public static <T> T[] toArray(java.util.Collection<T> collection)

Converting List into array.
Note: array type is determined by class of the first non-null element in the list. If there is no elements or all elements are null, null will be returned.
Elements in the list should be exactly of requested type, not its descendants.

toArray

public static <T> T[] toArray(java.util.Collection<T> collection,
                              java.lang.Class<T> clazz)

Converting List into array of given type.