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Refactor for AB3

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Lorenz Stechauner
2022-03-31 17:49:49 +02:00
parent 8c67e157d5
commit cf4c1ad9d0
3 changed files with 81 additions and 60 deletions
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37
src/BodyForceTreeMap.java
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@ -1,40 +1,45 @@
// A map that associates a Body with a Vector3 (typically this is the force exerted on the body).
// The number of key-value pairs is not limited.
/**
* A map that associates a Body with a Vector3 (typically this is the force exerted on the body).
* The number of key-value pairs is not limited.
*/
public class BodyForceTreeMap {
//TODO: declare variables.
// Adds a new key-value association to this map. If the key already exists in this map,
// the value is replaced and the old value is returned. Otherwise 'null' is returned.
// Precondition: key != null.
/**
* Adds a new key-value association to this map. If the key already exists in this map,
* the value is replaced and the old value is returned. Otherwise 'null' is returned.
* Precondition: key != null.
*/
public Vector3 put(Body key, Vector3 value) {
//TODO: implement method.
return null;
}
// Returns the value associated with the specified key, i.e. the method returns the force vector
// associated with the specified key. Returns 'null' if the key is not contained in this map.
// Precondition: key != null.
/**
* Returns the value associated with the specified key, i.e. the method returns the force vector
* associated with the specified key. Returns 'null' if the key is not contained in this map.
* Precondition: key != null.
*/
public Vector3 get(Body key) {
//TODO: implement method.
return null;
}
// Returns 'true' if this map contains a mapping for the specified key.
/**
* Returns 'true' if this map contains a mapping for the specified key.
*/
public boolean containsKey(Body key) {
//TODO: implement method.
return false;
}
// Returns a readable representation of this map, in which key-value pairs are ordered
// descending according to the mass of the bodies.
/**
* Returns a readable representation of this map, in which key-value pairs are ordered
* descending according to the mass of the bodies.
*/
public String toString() {
//TODO: implement method.
return null;
}
}

93
src/BodyLinkedList.java
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@ -1,102 +1,117 @@
// A list of bodies implemented as a linked list.
// The number of elements of the list is not limited.
/**
* A list of bodies implemented as a linked list.
* The number of elements of the list is not limited.
*/
public class BodyLinkedList {
//TODO: declare variables.
// Initializes 'this' as an empty list.
/**
* Initializes 'this' as an empty list.
*/
public BodyLinkedList() {
//TODO: define constructor.
}
// Initializes 'this' as an independent copy of the specified list 'list'.
// Calling methods of this list will not affect the specified list 'list'
// and vice versa.
// Precondition: list != null.
/**
* Initializes 'this' as an independent copy of the specified list 'list'.
* Calling methods of this list will not affect the specified list 'list'
* and vice versa.
* Precondition: list != null.
*/
public BodyLinkedList(BodyLinkedList list) {
//TODO: define constructor.
}
// Inserts the specified element 'body' at the beginning of this list.
/**
* Inserts the specified element 'body' at the beginning of this list.
*/
public void addFirst(Body body) {
//TODO: implement method.
}
// Appends the specified element 'body' to the end of this list.
/**
* Appends the specified element 'body' to the end of this list.
*/
public void addLast(Body body) {
//TODO: implement method.
}
// Returns the last element in this list.
// Returns 'null' if the list is empty.
/**
* Returns the last element in this list.
* Returns 'null' if the list is empty.
*/
public Body getLast() {
//TODO: implement method.
return null;
}
// Returns the first element in this list.
// Returns 'null' if the list is empty.
/**
* Returns the first element in this list.
* Returns 'null' if the list is empty.
*/
public Body getFirst() {
//TODO: implement method.
return null;
}
// Retrieves and removes the first element in this list.
// Returns 'null' if the list is empty.
/**
* Retrieves and removes the first element in this list.
* Returns 'null' if the list is empty.
*/
public Body pollFirst() {
//TODO: implement method.
return null;
}
// Retrieves and removes the last element in this list.
// Returns 'null' if the list is empty.
/**
* Retrieves and removes the last element in this list.
* Returns 'null' if the list is empty.
*/
public Body pollLast() {
//TODO: implement method.
return null;
}
// Inserts the specified element 'body' at the specified position in this list.
// Precondition: i >= 0 && i <= size().
/**
* Inserts the specified element 'body' at the specified position in this list.
* Precondition: i >= 0 && i <= size().
*/
public void add(int i, Body body) {
//TODO: implement method.
}
// Returns the element at the specified position in this list.
// Precondition: i >= 0 && i < size().
/**
* Returns the element at the specified position in this list.
* Precondition: i >= 0 && i < size().
*/
public Body get(int i) {
//TODO: implement method.
return null;
}
// Returns the index of the first occurrence of the specified element in this list, or -1 if
// this list does not contain the element.
/**
* Returns the index of the first occurrence of the specified element in this list, or -1 if
* this list does not contain the element.
*/
public int indexOf(Body body) {
//TODO: implement method.
return -2;
}
// Removes all bodies of this list, which are colliding with the specified
// body. Returns a list with all the removed bodies.
/**
* Removes all bodies of this list, which are colliding with the specified
* body. Returns a list with all the removed bodies.
*/
public BodyLinkedList removeCollidingWith(Body body) {
//TODO: implement method.
return null;
}
// Returns the number of bodies in this list.
/**
* Returns the number of bodies in this list.
*/
public int size() {
//TODO: implement method.
return -1;
}

11
src/Simulation3.java
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@ -1,11 +1,12 @@
// Simulates the formation of a massive solar system.
//
/**
* Simulates the formation of a massive solar system.
*/
public class Simulation3 {
// The main simulation method using instances of other classes.
/**
* The main simulation method using instances of other classes.
*/
public static void main(String[] args) {
//TODO: change implementation of this method according to 'Aufgabenblatt3.md'.
}
}