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PR1-Spreadsheet
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revert a55fc4db6b 

revert revert dd011a83b6

revert revert 5307cd9e8f
main
Jan Bachmann 2024-01-07 23:22:02 +01:00
parent a55fc4db6b
commit 21f9658355
2 changed files with 151 additions and 7 deletions
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19
Axel/src/de/hs_mannheim/informatik/spreadsheet/Spreadsheet.java
View File

@ -36,6 +36,11 @@ public class Spreadsheet {
for (int c = 0; c < colWithMax26; c++)
cells[r][c] = new Cell();
}
/**
* Sets a Spreadsheet of size rows * cols.
* @param rows number of rows
* @param cols number of columns
*/
public void changeSize(int rows, int cols) {
cells = new Cell[0][0];
@ -69,7 +74,7 @@ public class Spreadsheet {
cellName = cellName.toUpperCase();
return get(getRow(cellName), getCol(cellName));
}
private void put(int row, int col, String value) {
void put(int row, int col, String value) {
if (!value.startsWith("="))
cells[row][col].setValue(value);
else {
@ -204,7 +209,7 @@ public class Spreadsheet {
* @param endCellName The name of the cell in the lower right corner of the rectangle.
* @return The sum calculated.
*/
private long sum(String startCellName, String endCellName) {
public long sum(String startCellName, String endCellName) {
long res = 0;
for(int j = getRow(startCellName); j<= (getRow(endCellName));j++){
for(int i = getCol(startCellName); i<= (getCol(endCellName));i++) {
@ -221,7 +226,7 @@ public class Spreadsheet {
* @param endCellName The name of the cell in the lower right corner of the rectangle.
* @return The product calculated.
*/
private long prod(String startCellName, String endCellName) {
public long prod(String startCellName, String endCellName) {
long res = 1;
boolean anyNumbers= false;
for(int j = getRow(startCellName); j<= (getRow(endCellName));j++){
@ -243,7 +248,7 @@ public class Spreadsheet {
* @param endCellName The name of the cell in the lower right corner of the rectangle.
* @return The Mid Value calculated.
*/
private long mid(String startCellName, String endCellName) {
public long mid(String startCellName, String endCellName) {
long res = 0;
int Numbers= 0;
for(int j = getRow(startCellName); j<= (getRow(endCellName));j++){
@ -263,7 +268,7 @@ public class Spreadsheet {
* @param endCellName The name of the cell in the lower right corner of the rectangle.
* @return The Standard deviation calculated.
*/
private long stabw(String startCellName, String endCellName) {
public long stabw(String startCellName, String endCellName) {
long res=0;
long midSum=0;
//mid(startCellName,endCellName)
@ -297,7 +302,7 @@ public class Spreadsheet {
* @param endCellName The name of the cell in the lower right corner of the rectangle.
* @return The minimum value calculated.
*/
private long min(String startCellName, String endCellName) {
public long min(String startCellName, String endCellName) {
long res = 0;
List<Long> args = new ArrayList<>();
for(int j = getRow(startCellName); j<= (getRow(endCellName));j++){
@ -323,7 +328,7 @@ public class Spreadsheet {
* @param endCellName The name of the cell in the lower right corner of the rectangle.
* @return The maximum value calculated.
*/
private long max(String startCellName, String endCellName) {
public long max(String startCellName, String endCellName) {
long res = 0;
List<Long> args = new ArrayList<>();
for(int j = getRow(startCellName); j<= (getRow(endCellName));j++){

139
Axel/src/de/hs_mannheim/informatik/spreadsheet/nr5.java 100644
View File

@ -0,0 +1,139 @@
package de.hs_mannheim.informatik.spreadsheet;
import static org.junit.jupiter.api.Assertions.*;
import org.junit.jupiter.api.Test;
public class nr5 {
private Spreadsheet spr;
private String[] spreadsheetData = {
"40", "12", "87", "54", "32", "66", "78", "21", "90", "89",
"25", "74", "88", "91", "33", "98", "67", "45", "19", "11",
"65", "69", "50", "84", "74", "61", "53", "99", "29", "46",
"16", "89", "79", "62", "45", "31", "73", "23", "13", "81",
"60", "88", "45", "51", "36", "16", "46", "3", "18", "85",
"4", "27", "87", "91", "29", "84", "95", "65", "71", "94",
"84", "49", "3", "79", "67", "89", "10", "74", "77", "51",
"48", "38", "41", "59", "2", "15", "62", "18", "40", "29",
"93", "13", "5", "58", "30", "64", "58", "6", "67", "96",
"67", "77", "25", "81", "87", "27", "53", "31", "85", "98"};
public void setup() {
spr = new Spreadsheet(10,10);
for(int i=0;i<10;i++) {
for(int j=0;j<10;j++) {
spr.put(i,j, spreadsheetData[i+j*10]);
}
}
}
@Test
public void testSum() {
setup();
System.out.println(spr);
long expectedSum = 40 + 12 + 87 + 54 + 32 + 66 + 78 + 21 + 90 + 89 +
25 + 74 + 88 + 91 + 33 + 98 + 67 + 45 + 19 + 11 +
65 + 69 + 50 + 84 + 74 + 61 + 53 + 99 + 29 + 46 +
16 + 89 + 79 + 62 + 45 + 31 + 73 + 23 + 13 + 81 +
60 + 88 + 45 + 51 + 36 + 16 + 46 + 3 + 18 + 85 +
4 + 27 + 87 + 91 + 29 + 84 + 95 + 65 + 71 + 94 +
84 + 49 + 3 + 79 + 67 + 89 + 10 + 74 + 77 + 51 +
48 + 38 + 41 + 59 + 2 + 15 + 62 + 18 + 40 + 29 +
93 + 13 + 5 + 58 + 30 + 64 + 58 + 6 + 67 + 96 +
67 + 77 + 25 + 81 + 87 + 27 + 53 + 31 + 85 + 98;
assertEquals(expectedSum, spr.sum("A1", "J10"));
}
@Test
public void testProd() {
setup();
long expectedProduct = 1;
for (String value : spreadsheetData) {
expectedProduct *= Integer.parseInt(value);
}
assertEquals(expectedProduct, spr.prod("A1", "J10"));
}
@Test
public void testMid() {
setup();
int mid = 0;
for (String value : spreadsheetData) {
mid += Integer.parseInt(value);
}
mid /= 100;
assertEquals((long) mid, spr.mid("A1", "J10"));
}
@Test
public void testStabw() {
setup();
double Stabw = stabw();
assertEquals((long) Stabw, spr.stabw("A1", "J10"));
}
@Test
public void testMin() {
setup();
long Min = calMin();
assertEquals(Min, spr.min("A1", "J10"));
}
@Test
public void testMax() {
setup();
long Max = calMax();
assertEquals(Max, spr.max("A1", "J10"));
}
private double stabw() {
double midVal = cMV();
double sum = 0.0;
int numbers = 0;
for (String value : spreadsheetData) {
if (!value.isBlank()) {
long longValue = Long.parseLong(value);
sum += Math.pow(longValue - midVal, 2);
numbers++;
}
}
return Math.sqrt(sum / numbers);
}
private double cMV() {
double midSum = 0.0;
int numbers = 0;
for (String value : spreadsheetData) {
if (!value.isBlank()) {
midSum += Long.parseLong(value);
numbers++;
}
}
return midSum / numbers;
}
private long calMin() {
long min = Long.MAX_VALUE;
for (String value : spreadsheetData) {
if (!value.isBlank()) {
long longValue = Long.parseLong(value);
min = Math.min(min, longValue);
}
}
return min;
}
private long calMax() {
long max = Long.MIN_VALUE;
for (String value : spreadsheetData) {
if (!value.isBlank()) {
long longValue = Long.parseLong(value);
max = Math.max(max, longValue);
}
}
return max;
}
}