RMListUtils (ReportMill 13 API)

java.lang.Object
- com.reportmill.base.RMListUtils

public class RMListUtils
extends java.lang.Object

Utility methods for use with Java.util.List.

Constructor Summary

Constructors
Constructor and Description

RMListUtils()

Constructors
Constructor and Description
`RMListUtils()`

Method Summary

Methods
Modifier and Type	Method and Description
`static <T> java.util.List<T>`	`add(java.util.List<T> aList, T anObj)` Adds an object to the given list and returns list (creates list if missing).
`static <T> java.util.List<T>`	`addAllUnique(java.util.List<T> aList, int anIndex, T... theObjects)` Adds all object from second list to first list (creates first list if missing).
`static <T> java.util.List<T>`	`addAllUnique(java.util.List<T> aList, java.util.List<T> theObjects)` Adds all object from second list to first list (creates first list if missing).
`static <T> java.util.List<T>`	`addAllUnique(java.util.List<T> aList, T... theObjects)` Adds all object from second list to first list (creates first list if missing).
`static <T> java.util.List<T>`	`addAllUniqueId(java.util.List<T> aList, java.util.List<T> theObjects)` Adds all object from second list to first list (creates first list if missing).
`static <T> java.util.List<T>`	`addAllUniqueId(java.util.List<T> aList, T... theObjects)` Adds all object from second list to first list (creates first list if missing).
`static <T> java.util.List<T>`	`addUnique(java.util.List<T> aList, T anObj)` Adds an object to the given list if object is absent (creates list if missing).
`static <T> java.util.List<T>`	`addUniqueId(java.util.List<T> aList, T anObj)` Adds an object to the given list if identical object is missing (creates list if missing).
`static <T> int`	`binarySearch(java.util.List<? extends java.lang.Comparable<? super T>> aList, T aKey)` Returns the result of binary search, but always returns insert index.
`static <T> java.util.List<T>`	`clone(java.util.List<T> aList)` Returns a copy of the given list.
`static <T> java.util.List<T>`	`cloneDeep(java.util.List<T> aList)` Returns a copy of the given list with copies of all its items (recursively).
`static boolean`	`contains(java.util.List aList, java.lang.Object anObj)` Returns whether list contains given object (accepts null list).
`static boolean`	`containsId(java.util.List aList, java.lang.Object anObj)` Returns whether list contains identical given object (accepts null list).
`static int`	`countAtLevel(java.util.List aList, int aLevel)` Returns the number of objects at a given level in the given list hierarchy.
`static boolean`	`equalsId(java.util.List aList1, java.util.List aList2)` Returns whether lists have same objects in them.
`static void`	`filter(java.util.List aList, java.lang.String aKeyChain)` Filters a given list in place with the given key chain string.
`static <T> T`	`get(java.util.List<T> aList, int anIndex)` Returns the object at the given index (returns null object for null list or invalid index).
`static java.util.List`	`getFilteredList(java.util.List aList, java.lang.String aKeyChain)` Returns a filtered list (copy with given key chain string.
`static java.lang.Object`	`getFirstLeaf(java.util.List aList)` Returns the first non-list object in the given list hierarchy, recursing if a list is found.
`static int[]`	`getIndexesId(java.util.List aList, java.util.List aSubList)` Returns an array of indexes for given list and given objects in list.
`static <T> T`	`getLast(java.util.List<T> aList)` Returns the last object in the given list.
`static <T> T`	`getMatch(java.util.Collection<T> aCollection, java.lang.String aKeyChain, java.lang.Object aValue)` Returns the matching object for this given key value.
`static <T> java.util.List<T>`	`getMatches(java.util.Collection<T> aCollection, java.lang.String aKeyChain, java.lang.Object aValue)` Returns the matching object for this given key value.
`static int`	`getMatchIndex(java.util.List aList, java.lang.String aKeyChain, java.lang.Object aValue)` Returns the matching index for this given key value.
`static int`	`indexOfId(java.util.List aList, java.lang.Object anObj)` Returns index of identical given object in given list.
`static java.lang.String`	`joinStrings(java.util.List aList, java.lang.String aString)` Returns a string by concatenating strings in given list separated by given string.
`static void`	`move(java.util.List aList, int anIndex1, int anIndex2)` Moves the object at index 1 to index 2.
`static void`	`moveToFront(java.util.List aList, int anIndex)` Moves the object at the given index to the front of the list.
`static void`	`moveToFront(java.util.List aList, java.lang.Object anObj)` Move the given object to the front of the list.
`static <T> java.util.List<T>`	`newArrayList(int aCapacity, T... theObjects)` Creates a new array list with given objects and capacity.
`static <T> java.util.List<T>`	`newArrayList(int aCapacity, T anObj)` Creates a new array list with given object and capacity.
`static <T> java.util.List<T>`	`newArrayList(T... theObjects)` Creates a new array list with given objects.
`static <T> java.util.List<T>`	`newArrayList(T anObj)` Creates a new array list with given object.
`static <T> java.util.List<T>`	`newList(T... objects)` Creates a new list containing the objects in the object array.
`static <T> java.util.Vector<T>`	`newVector(T... objects)` Creates a new vector for the given array of objects.
`static java.util.List`	`objectsAtLevel(java.util.List aList, int aLevel)` Returns the objects at a given level in the given list hierarchy.
`static boolean`	`objectsHaveSameClass(java.util.List l)` Returns whether objects in list all have same class.
`static void`	`remove(java.util.List aList, int start, int end)` Removes range of objects from given list (from start to end, not including end).
`static boolean`	`remove(java.util.List aList, java.lang.Object anObj)` Removes given object from given list (accepts null list).
`static int`	`removeId(java.util.List aList, java.lang.Object anObj)` Removes the object identical to the given object from list.
`static <T> T`	`removeLast(java.util.List<T> aList)` Removes the last object from given list.
`static java.util.List`	`reverse(java.util.List aList)` Reverses the items in the given list.
`static int`	`size(java.util.List aList)` Returns the size of a list (accepts null list).
`static <T> T[]`	`toArray(java.util.List<T> aList, java.lang.Class aClass)` Returns an array of object of given class.
`static <T> java.util.List<T>`	`toList(java.util.Enumeration<T> anEnumeration)` Converts an enumeration to a list.
`static <T> java.util.List<T>`	`toList(java.lang.Iterable<T> anIterable)` Converts an iterable to list.
`static void`	`xor(java.util.List l1, java.util.List l2)` Adds object from list 2 to list 1, unless they are already present (then removes them).

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail
- RMListUtils
```
public RMListUtils()
```

Method Detail

size
```
public static int size(java.util.List aList)
```
Returns the size of a list (accepts null list).

get
```
public static <T> T get(java.util.List<T> aList,
        int anIndex)
```
Returns the object at the given index (returns null object for null list or invalid index).

getLast

public static <T> T getLast(java.util.List<T> aList)

Returns the last object in the given list.

contains

public static boolean contains(java.util.List aList,
               java.lang.Object anObj)

Returns whether list contains given object (accepts null list).

containsId

public static boolean containsId(java.util.List aList,
                 java.lang.Object anObj)

Returns whether list contains identical given object (accepts null list).

indexOfId

public static int indexOfId(java.util.List aList,
            java.lang.Object anObj)

Returns index of identical given object in given list.

getIndexesId

public static int[] getIndexesId(java.util.List aList,
                 java.util.List aSubList)

Returns an array of indexes for given list and given objects in list.

add

public static <T> java.util.List<T> add(java.util.List<T> aList,
                        T anObj)

Adds an object to the given list and returns list (creates list if missing).

addUnique

public static <T> java.util.List<T> addUnique(java.util.List<T> aList,
                              T anObj)

Adds an object to the given list if object is absent (creates list if missing).

addUniqueId

public static <T> java.util.List<T> addUniqueId(java.util.List<T> aList,
                                T anObj)

Adds an object to the given list if identical object is missing (creates list if missing).