Package cds.moc

Class LongArray

java.lang.Object
cds.moc.Array
cds.moc.LongArray
All Implemented Interfaces:
Cloneable, Iterable<Long>
public final class LongArray extends Array
Fast array of longs

  • Field Summary

    Fields inherited from class cds.moc.Array

    DEFAULTBLOC, size, sizeBloc, sorted

  • Constructor Summary

    Constructors
    Constructor
    Description
    LongArray(int bloc)
    Create a free array of longs
    LongArray(long[] v)
    Create an array of longs initializing with v[]

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    add(long v, boolean testUnicity)
    Add a long.
    Array
    clone()
    Deep copy
    boolean
    delete(long v)
    Delete the first value equals to v kept the array sorted if required
    boolean
    delete(long v1, long v2)
    Delete the all values between v1 and v2 (inclusive) kept the array sorted if required
    boolean
    deleteBrothers(long me)
    Delete three other brothers only if all of them are already present (apart me)
    boolean
    equals(Array a)
    Equality test
    int
    find(long v)
    Return the index of the first value v.
    long
    get(int i)
    Provide the element i
    long
    getMem()
    Size of the array in bytes
    int
    getSizeCompressed()
    Size of the array in compressed mode => consecutive values are memorized as range (2 values)
    boolean
    intersectRange(long vStart, long vEnd)
    Return true if at least one value of the range [vStart..vEnd] (included) is found in the array
    long[]
    seeArray()
    Provide the java reference on the array (real size is provided by getSize() and not by .length)
    void
    set(int i, long v)
    set the element i
    void
    sort()
    Sort the array (only if required)
    void
    trim()
    Remove the reservation room in the array

    Methods inherited from class cds.moc.Array

    getSize, isSorted, iterator, setSize

    Methods inherited from class java.lang.Object

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

    Methods inherited from interface java.lang.Iterable

    forEach, spliterator

  • Constructor Details

    • LongArray

      public LongArray(int bloc)
      Create a free array of longs

    • LongArray

      public LongArray(long[] v)
      Create an array of longs initializing with v[]
      Parameters:
      v - initial values of the array

  • Method Details

    • clone

      public Array clone()
      Deep copy
      Specified by:
      clone in class Array

    • equals

      public boolean equals(Array a)
      Equality test
      Specified by:
      equals in class Array

    • seeArray

      public long[] seeArray()
      Provide the java reference on the array (real size is provided by getSize() and not by .length)
      Returns:
      array of longs

    • get

      public long get(int i)
      Description copied from class: Array
      Provide the element i
      Specified by:
      get in class Array

    • set

      public void set(int i, long v)
      Description copied from class: Array
      set the element i
      Specified by:
      set in class Array

    • getMem

      public long getMem()
      Size of the array in bytes
      Specified by:
      getMem in class Array

    • getSizeCompressed

      public int getSizeCompressed()
      Size of the array in compressed mode => consecutive values are memorized as range (2 values)
      Specified by:
      getSizeCompressed in class Array
      Returns:
      Number of values

    • add

      public boolean add(long v, boolean testUnicity)
      Add a long. the array will be automatically extended if necessary
      Specified by:
      add in class Array
      Parameters:
      v - value to add
      testUnicity - true for avoiding redundancy (slower)
      Returns:
      true if the value has been added

    • delete

      public boolean delete(long v)
      Delete the first value equals to v kept the array sorted if required
      Specified by:
      delete in class Array
      Parameters:
      v - the value to remove
      Returns:
      true if the value has been removed

    • delete

      public boolean delete(long v1, long v2)
      Delete the all values between v1 and v2 (inclusive) kept the array sorted if required
      Specified by:
      delete in class Array
      Parameters:
      v1 - the low range value
      v2 - the high range value
      Returns:
      true if at least one value has been removed

    • deleteBrothers

      public boolean deleteBrothers(long me)
      Delete three other brothers only if all of them are already present (apart me)
      Specified by:
      deleteBrothers in class Array
      Returns:
      false if not found

    • find

      public int find(long v)
      Return the index of the first value v. -1 if not found. If the arrays is sorted, proceeds by bsearch (see bsearch doc)
      Specified by:
      find in class Array
      Parameters:
      v - Value to find
      Returns:
      index of the value, otherwise negative index

    • intersectRange

      public boolean intersectRange(long vStart, long vEnd)
      Return true if at least one value of the range [vStart..vEnd] (included) is found in the array
      Specified by:
      intersectRange in class Array
      Parameters:
      vStart - range starting value
      vEnd - range ending value
      Returns:
      true in case of success

    • sort

      public void sort()
      Sort the array (only if required)
      Specified by:
      sort in class Array

    • trim

      public void trim()
      Remove the reservation room in the array
      Specified by:
      trim in class Array