coreEngine.Helper

Class CEHelper

java.lang.Object

coreEngine.Helper.CEHelper

public class CEHelper
extends java.lang.Object

This class contains static methods to create various type of ArrayList or normal array, to sum and average of Array/ArrayList, to compare LOS, and to convert between veh and pc. Only used in coreEngine package.

Author:

Shu Liu

Constructor Summary

Constructors

Constructor and Description
CEHelper()

Method Summary

Modifier and Type	Method and Description
static float	average(java.util.ArrayList<java.lang.Float> array) Average the array
static float	average(float[] array) Average the array
static float	average(int[] array) Average the array
static boolean[]	bool_1D_normal(int length, boolean value) Create 1D Boolean Array
static java.util.ArrayList<java.lang.Boolean>	bool_1D(int length, boolean value) Create 1D Boolean ArrayList
static boolean[][]	bool_2D_normal(int row, int col, boolean value) Create 2D Boolean Array
static java.util.ArrayList<java.util.ArrayList<java.lang.Boolean>>	bool_2D(int row, int col, boolean value) Create 2D Boolean ArrayList
static float[]	float_1D_normal(int length, float value) Create 1D Float Array
static java.util.ArrayList<java.lang.Float>	float_1D(int length, float value) Create 1D Float ArrayList
static float[][]	float_2D_normal(int row, int col, float value) Create 2D Float Array
static java.util.ArrayList<java.util.ArrayList<java.lang.Float>>	float_2D(int row, int col, float value) Create 2D Float ArrayList
static int[]	int_1D_normal(int length, int value) Create 1D Integer Array
static java.util.ArrayList<java.lang.Integer>	int_1D(int length, int value) Create 1D Integer ArrayList
static int[][]	int_2D_normal(int row, int col, int value) Create 2D Integer Array
static java.util.ArrayList<java.util.ArrayList<java.lang.Integer>>	int_2D(int row, int col, int value) Create 2D Integer ArrayList
static float	pc_to_veh(float value, float coe) Convert pc to veh
static java.util.ArrayList<ScenarioInfo>	scenInfo_1D(int length) Create 1D ScenarioInfo ArrayList
static java.lang.String[]	str_1D_normal(int length, java.lang.String value) Create 1D String Array
static java.util.ArrayList<java.lang.String>	str_1D(int length, java.lang.String value) Create 1D String ArrayList
static java.lang.String[][]	str_2D_normal(int row, int col, java.lang.String value) Create 2D String Array
static java.util.ArrayList<java.util.ArrayList<java.lang.String>>	str_2D(int row, int col, java.lang.String value) Create 2D String ArrayList
static float	sum(java.util.ArrayList<java.lang.Float> array) Sum the array
static float	sum(float[] array) Sum the array
static int	sum(int[] array) Sum the array
static float	veh_to_pc(float value, float coe) Convert veh to pc
static java.lang.String	worseLOS(java.lang.String LOS1, java.lang.String LOS2) Compare two level of service

Methods inherited from class java.lang.Object

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

Constructor Detail

CEHelper

public CEHelper()

Method Detail

int_2D

public static java.util.ArrayList<java.util.ArrayList<java.lang.Integer>> int_2D(int row,
                                                                                 int col,
                                                                                 int value)

Create 2D Integer ArrayList

Parameters:

row - number of rows

col - number of columns

value - default value of array

Returns:

2D Integer ArrayList (prefilled with default value)

float_2D

public static java.util.ArrayList<java.util.ArrayList<java.lang.Float>> float_2D(int row,
                                                                                 int col,
                                                                                 float value)

Create 2D Float ArrayList

Parameters:

row - number of rows

col - number of columns

value - default value of array

Returns:

2D Float ArrayList (prefilled with default value)

str_2D

public static java.util.ArrayList<java.util.ArrayList<java.lang.String>> str_2D(int row,
                                                                                int col,
                                                                                java.lang.String value)

Create 2D String ArrayList

Parameters:

row - number of rows

col - number of columns

value - default value of array

Returns:

2D String ArrayList (prefilled with default value)

bool_2D

public static java.util.ArrayList<java.util.ArrayList<java.lang.Boolean>> bool_2D(int row,
                                                                                  int col,
                                                                                  boolean value)

Create 2D Boolean ArrayList

Parameters:

row - number of rows

col - number of columns

value - default value of array

Returns:

2D Float ArrayList (prefilled with default value)

int_1D

public static java.util.ArrayList<java.lang.Integer> int_1D(int length,
                                                            int value)

Create 1D Integer ArrayList

Parameters:

length - length of array

value - default value of array

Returns:

1D Integer ArrayList (prefilled with default value)

float_1D

public static java.util.ArrayList<java.lang.Float> float_1D(int length,
                                                            float value)

Create 1D Float ArrayList

Parameters:

length - length of array

value - default value of array

Returns:

1D Float ArrayList (prefilled with default value)

str_1D

public static java.util.ArrayList<java.lang.String> str_1D(int length,
                                                           java.lang.String value)

Create 1D String ArrayList

Parameters:

length - length of array

value - default value of array

Returns:

1D String ArrayList (prefilled with default value)

bool_1D

public static java.util.ArrayList<java.lang.Boolean> bool_1D(int length,
                                                             boolean value)

Create 1D Boolean ArrayList

Parameters:

length - length of array

value - default value of array

Returns:

1D Float ArrayList (prefilled with default value)

scenInfo_1D

public static java.util.ArrayList<ScenarioInfo> scenInfo_1D(int length)

Create 1D ScenarioInfo ArrayList

Parameters:

length - length of array

Returns:

1D ScenarioInfo ArrayList (prefilled with default ScenarioInfo)

int_2D_normal

public static int[][] int_2D_normal(int row,
                                    int col,
                                    int value)

Create 2D Integer Array

Parameters:

row - number of rows

col - number of columns

value - default value of array

Returns:

2D Integer Array (prefilled with default value)

float_2D_normal

public static float[][] float_2D_normal(int row,
                                        int col,
                                        float value)

Create 2D Float Array

Parameters:

row - number of rows

col - number of columns

value - default value of array

Returns:

2D Float Array (prefilled with default value)

str_2D_normal

public static java.lang.String[][] str_2D_normal(int row,
                                                 int col,
                                                 java.lang.String value)

Create 2D String Array

Parameters:

row - number of rows

col - number of columns

value - default value of array

Returns:

2D String Array (prefilled with default value)

bool_2D_normal

public static boolean[][] bool_2D_normal(int row,
                                         int col,
                                         boolean value)

Create 2D Boolean Array

Parameters:

row - number of rows

col - number of columns

value - default value of array

Returns:

2D Float Array (prefilled with default value)

int_1D_normal

public static int[] int_1D_normal(int length,
                                  int value)

Create 1D Integer Array

Parameters:

length - length of array

value - default value of array

Returns:

1D Integer Array (prefilled with default value)

float_1D_normal

public static float[] float_1D_normal(int length,
                                      float value)

Create 1D Float Array

Parameters:

length - length of array

value - default value of array

Returns:

1D Float Array (prefilled with default value)

str_1D_normal

public static java.lang.String[] str_1D_normal(int length,
                                               java.lang.String value)

Create 1D String Array

Parameters:

length - length of array

value - default value of array

Returns:

1D String Array (prefilled with default value)

bool_1D_normal

public static boolean[] bool_1D_normal(int length,
                                       boolean value)

Create 1D Boolean Array

Parameters:

length - length of array

value - default value of array

Returns:

1D Float Array (prefilled with default value)

sum

public static float sum(float[] array)

Sum the array

Parameters:

array - data array

Returns:

sum of the array

average

public static float average(float[] array)

Average the array

Parameters:

array - data array

Returns:

average of the array

sum

public static int sum(int[] array)

Sum the array

Parameters:

array - data array

Returns:

sum of the array

average

public static float average(int[] array)

Average the array

Parameters:

array - data array

Returns:

average of the array

sum

public static float sum(java.util.ArrayList<java.lang.Float> array)

Sum the array

Parameters:

array - data array

Returns:

sum of the array

average

public static float average(java.util.ArrayList<java.lang.Float> array)

Average the array

Parameters:

array - data array

Returns:

average of the array

veh_to_pc

public static float veh_to_pc(float value,
                              float coe)

Convert veh to pc

Parameters:

value - value to be converted

coe - coefficient

Returns:

value in pc

pc_to_veh

public static float pc_to_veh(float value,
                              float coe)

Convert pc to veh

Parameters:

value - value to be converted

coe - coefficient

Returns:

value in veh

worseLOS

public static java.lang.String worseLOS(java.lang.String LOS1,
                                        java.lang.String LOS2)

Compare two level of service

Parameters:

LOS1 - first level of service

LOS2 - second level of service

Returns:

worse level of service