Refactor for AB3

This commit is contained in:
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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@ -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 { public class BodyForceTreeMap {
//TODO: declare variables. //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. * Adds a new key-value association to this map. If the key already exists in this map,
// Precondition: key != null. * the value is replaced and the old value is returned. Otherwise 'null' is returned.
* Precondition: key != null.
*/
public Vector3 put(Body key, Vector3 value) { public Vector3 put(Body key, Vector3 value) {
//TODO: implement method. //TODO: implement method.
return null; 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. * Returns the value associated with the specified key, i.e. the method returns the force vector
// Precondition: key != null. * associated with the specified key. Returns 'null' if the key is not contained in this map.
* Precondition: key != null.
*/
public Vector3 get(Body key) { public Vector3 get(Body key) {
//TODO: implement method. //TODO: implement method.
return null; 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) { public boolean containsKey(Body key) {
//TODO: implement method. //TODO: implement method.
return false; 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() { public String toString() {
//TODO: implement method. //TODO: implement method.
return null; return null;
} }
} }

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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 { public class BodyLinkedList {
//TODO: declare variables. //TODO: declare variables.
// Initializes 'this' as an empty list. /**
* Initializes 'this' as an empty list.
*/
public BodyLinkedList() { public BodyLinkedList() {
//TODO: define constructor. //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' * Initializes 'this' as an independent copy of the specified list 'list'.
// and vice versa. * Calling methods of this list will not affect the specified list 'list'
// Precondition: list != null. * and vice versa.
* Precondition: list != null.
*/
public BodyLinkedList(BodyLinkedList list) { public BodyLinkedList(BodyLinkedList list) {
//TODO: define constructor. //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) { public void addFirst(Body body) {
//TODO: implement method. //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) { public void addLast(Body body) {
//TODO: implement method. //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() { public Body getLast() {
//TODO: implement method. //TODO: implement method.
return null; 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() { public Body getFirst() {
//TODO: implement method. //TODO: implement method.
return null; 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() { public Body pollFirst() {
//TODO: implement method. //TODO: implement method.
return null; 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() { public Body pollLast() {
//TODO: implement method. //TODO: implement method.
return null; 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) { public void add(int i, Body body) {
//TODO: implement method. //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) { public Body get(int i) {
//TODO: implement method. //TODO: implement method.
return null; 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) { public int indexOf(Body body) {
//TODO: implement method. //TODO: implement method.
return -2; 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) { public BodyLinkedList removeCollidingWith(Body body) {
//TODO: implement method. //TODO: implement method.
return null; return null;
} }
// Returns the number of bodies in this list. /**
* Returns the number of bodies in this list.
*/
public int size() { public int size() {
//TODO: implement method. //TODO: implement method.
return -1; return -1;
} }

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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 { 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) { public static void main(String[] args) {
//TODO: change implementation of this method according to 'Aufgabenblatt3.md'. //TODO: change implementation of this method according to 'Aufgabenblatt3.md'.
} }
} }