From 94bd528509989ae1d74b06b8e0890c4f145b14dd Mon Sep 17 00:00:00 2001
From: fefe <hofer.francois.01@gmail.com>
Date: Fri, 11 Oct 2019 11:09:51 +0200
Subject: [PATCH] Functions: Add,od,constructors,len
---
src/main/java/ch/hepia/numeric/Vector.java | 23 +++++++++++++++-------
1 file changed, 16 insertions(+), 7 deletions(-)
diff --git a/src/main/java/ch/hepia/numeric/Vector.java b/src/main/java/ch/hepia/numeric/Vector.java
index d210742..0a4613a 100644
--- a/src/main/java/ch/hepia/numeric/Vector.java
+++ b/src/main/java/ch/hepia/numeric/Vector.java
@@ -1,16 +1,21 @@
package ch.hepia.numeric;
import java.util.List;
+import java.util.ArrayList;
import java.util.function.DoubleFunction;
import java.util.function.Function;
final public class Vector {
+ private List<Double> values;
+
private Vector() {}
private Vector(Double... elements) {
- throw new UnsupportedOperationException("This feature isn't implemented yet");
+ List<Double> vec = new ArrayList<>();
+ for (double elem : elements){vec.add(elem);}
+ this.values = vec;
}
private Vector(List<Double> elements) {
- throw new UnsupportedOperationException("This feature isn't implemented yet");
+ this.values = elements;
}
public Transposed t() {
@@ -18,18 +23,22 @@ final public class Vector {
}
public int len() {
- throw new UnsupportedOperationException("This feature isn't implemented yet");
+ return this.values.size();
}
public double get(int i) {
- throw new UnsupportedOperationException("This feature isn't implemented yet");
+ return this.values.get(i);
}
void set(int i, double value) {
- throw new UnsupportedOperationException("This feature isn't implemented yet");
+ this.values.set(i, value);
}
public Vector add(Vector that) {
- throw new UnsupportedOperationException("This feature isn't implemented yet");
+ List<Double> newVec = new ArrayList<>();
+ for(int i=0; i < this.len();i++){
+ newVec.add(this.get(i)+that.get(i));
+ }
+ return new Vector(newVec);
}
public Vector mul(double m) {
@@ -77,7 +86,7 @@ final public class Vector {
}
public static Vector of(Double... elements) {
- throw new UnsupportedOperationException("This feature isn't implemented yet");
+ return new Vector(elements);
}
public static Vector of(List<Double> elements) {
--
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