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[JAVA] Please provide comments to my code import java.util.HashMap; public class Items { private final HashMap allWeapons = setHash("weapon"); private final HashMap allArmor = setHash("armor"); private final HashMap allConsumables = setHash("consumable"); public String type; public String name; public int modifier; public Items(String type) { randomItem(type); } public Items(String type, String name) { switch (type) { case "weapon": if (allWeapons.containsKey(name)) { this.type = "weapon"; this.name = name; this.modifier = allWeapons.get(name); } else { randomItem(type); } break; case "armor": if (allArmor.containsKey(name)) { this.type = "armor"; this.name = name; this.modifier = allArmor.get(name); } else { randomItem(type); } break; case "consumable": if (allConsumables.containsKey(name)) { this.type = "consumable"; this.name = name; this.modifier = allConsumables.get(name); } else { randomItem(type); } break; default: randomItem(type); break; } } private void randomItem(String type) { int selector = (int) Math.floor(Math.random() * 100); switch (type) { case "weapon": { this.type = "weapon"; String[] name = {"Stick", "Work Hammer", "Wooden Club", "Iron Sword", "Bronze Dagger", "Axe", "Steal Sword", "Gold Plated Sword"}; if (selector >= 0 && selector < 19) { this.name = name[0]; this.modifier = allWeapons.get(name[0]); } else if (selector >= 19 && selector < 34) { this.name = name[1]; this.modifier = allWeapons.get(name[1]); } else if (selector >= 34 && selector < 49) { this.name = name[2]; this.modifier = allWeapons.get(name[2]); } else if (selector >= 49 && selector < 65) { this.name = name[3]; this.modifier = allWeapons.get(name[3]); } else if (selector >= 65 && selector < 76) { this.name = name[4]; this.modifier = allWeapons.get(name[4]); } else if (selector >= 76 && selector < 87) { this.name = name[5]; this.modifier = allWeapons.get(name[5]); } else if (selector >= 87 && selector < 95) { this.name = name[6]; this.modifier = allWeapons.get(name[6]); } else { this.name = name[7]; this.modifier = allWeapons.get(name[7]); } break; } case "armor": { this.type = "armor"; String[] name = {"Peasants Cloths", "Goblin Leather", "Padded Leather Suit", "Chain Mail Armor Piece", "Full Chain Mail Armor"}; if (selector >= 0 && selector < 39) { this.name = name[0]; this.modifier = allArmor.get(name[0]); } else if (selector >= 39 && selector < 69) { this.name = name[1]; this.modifier = allArmor.get(name[1]); } else if (selector >= 69 && selector < 84) { this.name = name[2]; this.modifier = allArmor.get(name[2]); } else if (selector >= 84 && selector < 95) { this.name = name[3]; this.modifier = allArmor.get(name[3]); } else { this.name = name[4]; this.modifier = allArmor.get(name[4]); } break; } case "consumable": { this.type = "consumable"; String[] name = {"Goblin Bomb", "Health Potion", "Great Health Potion", "Goblin Missile"}; if (selector >= 0 && selector < 39) { this.name = name[0]; this.modifier = allConsumables.get(name[0]); } else if (selector >= 39 && selector < 79) { this.name = name[1]; this.modifier = allConsumables.get(name[1]); } else if (selector >= 79 && selector < 89) { this.name = name[2]; this.modifier = allConsumables.get(name[2]); } else { this.name = name[3]; this.modifier = allConsumables.get(name[3]); } break; } default: String[] types = {"weapon", "armor", "consumable"}; int typeIndex = (int) Math.floor(Math.random() * 3); randomItem(types[typeIndex]); break; } } @Override public String toString() { if (this.type.equals("weapon")){ return this.name + ": type = Weapon, Damage + " + this.modifier; } else if (this.type.equals("armor")) { return this.name + ": type = Armor, Damage Resistance + " + this.modifier; } else { if (this.modifier > 0) { return this.name + ": type = Consumable, Heals the player by " + this.modifier + " points."; } else { return this.name + ": type = Consumable, Damages enemy by " + this.modifier + "."; } } } private HashMap setHash(String type) { HashMap tempHash = new HashMap<>(); switch (type) { case "weapon": tempHash.put("Steal Sword", 5); tempHash.put("Bronze Dagger", 3); tempHash.put("Wooden Club", 2); tempHash.put("Gold Plated Sword", 7); tempHash.put("Iron Sword", 3); tempHash.put("Stick", 1); tempHash.put("Axe", 4); tempHash.put("Work Hammer", 2); break; case "consumable": tempHash.put("Goblin Bomb", -5); tempHash.put("Health Potion", 5); tempHash.put("Great Health Potion", 10); tempHash.put("Goblin Missile", -10); break; case "armor": tempHash.put("Cloth Robe", 0); tempHash.put("Peasants Cloths", 1); tempHash.put("Goblin Leather", 2); tempHash.put("Padded Leather Suit", 3); tempHash.put("Chain Mail Armor Piece", 4); tempHash.put("Full Chain Mail Armor", 6); break; } return tempHash; } }

[JAVA] Please provide comments to my code import java.util.HashMap; public class Items { private final HashMap allWeapons = setHash("weapon"); private final HashMap allArmor = setHash("armor"); private final HashMap allConsumables = setHash("consumable"); public String type; public String name; public int modifier; public Items(String type) { randomItem(type); } public Items(String type, String name) { switch (type) { case "weapon": if (allWeapons.containsKey(name)) { this.type = "weapon"; this.name = name; this.modifier = allWeapons.get(name); } else { randomItem(type); } break; case "armor": if (allArmor.containsKey(name)) { this.type = "armor"; this.name = name; this.modifier = allArmor.get(name); } else { randomItem(type); } break; case "consumable": if (allConsumables.containsKey(name)) { this.type = "consumable"; this.name = name; this.modifier = allConsumables.get(name); } else { randomItem(type); } break; default: randomItem(type); break; } } private void randomItem(String type) { int selector = (int) Math.floor(Math.random() * 100); switch (type) { case "weapon": { this.type = "weapon"; String[] name = {"Stick", "Work Hammer", "Wooden Club", "Iron Sword", "Bronze Dagger", "Axe", "Steal Sword", "Gold Plated Sword"}; if (selector >= 0 && selector < 19) { this.name = name[0]; this.modifier = allWeapons.get(name[0]); } else if (selector >= 19 && selector < 34) { this.name = name[1]; this.modifier = allWeapons.get(name[1]); } else if (selector >= 34 && selector < 49) { this.name = name[2]; this.modifier = allWeapons.get(name[2]); } else if (selector >= 49 && selector < 65) { this.name = name[3]; this.modifier = allWeapons.get(name[3]); } else if (selector >= 65 && selector < 76) { this.name = name[4]; this.modifier = allWeapons.get(name[4]); } else if (selector >= 76 && selector < 87) { this.name = name[5]; this.modifier = allWeapons.get(name[5]); } else if (selector >= 87 && selector < 95) { this.name = name[6]; this.modifier = allWeapons.get(name[6]); } else { this.name = name[7]; this.modifier = allWeapons.get(name[7]); } break; } case "armor": { this.type = "armor"; String[] name = {"Peasants Cloths", "Goblin Leather", "Padded Leather Suit", "Chain Mail Armor Piece", "Full Chain Mail Armor"}; if (selector >= 0 && selector < 39) { this.name = name[0]; this.modifier = allArmor.get(name[0]); } else if (selector >= 39 && selector < 69) { this.name = name[1]; this.modifier = allArmor.get(name[1]); } else if (selector >= 69 && selector < 84) { this.name = name[2]; this.modifier = allArmor.get(name[2]); } else if (selector >= 84 && selector < 95) { this.name = name[3]; this.modifier = allArmor.get(name[3]); } else { this.name = name[4]; this.modifier = allArmor.get(name[4]); } break; } case "consumable": { this.type = "consumable"; String[] name = {"Goblin Bomb", "Health Potion", "Great Health Potion", "Goblin Missile"}; if (selector >= 0 && selector < 39) { this.name = name[0]; this.modifier = allConsumables.get(name[0]); } else if (selector >= 39 && selector < 79) { this.name = name[1]; this.modifier = allConsumables.get(name[1]); } else if (selector >= 79 && selector < 89) { this.name = name[2]; this.modifier = allConsumables.get(name[2]); } else { this.name = name[3]; this.modifier = allConsumables.get(name[3]); } break; } default: String[] types = {"weapon", "armor", "consumable"}; int typeIndex = (int) Math.floor(Math.random() * 3); randomItem(types[typeIndex]); break; } } @Override public String toString() { if (this.type.equals("weapon")){ return this.name + ": type = Weapon, Damage + " + this.modifier; } else if (this.type.equals("armor")) { return this.name + ": type = Armor, Damage Resistance + " + this.modifier; } else { if (this.modifier > 0) { return this.name + ": type = Consumable, Heals the player by " + this.modifier + " points."; } else { return this.name + ": type = Consumable, Damages enemy by " + this.modifier + "."; } } } private HashMap setHash(String type) { HashMap tempHash = new HashMap<>(); switch (type) { case "weapon": tempHash.put("Steal Sword", 5); tempHash.put("Bronze Dagger", 3); tempHash.put("Wooden Club", 2); tempHash.put("Gold Plated Sword", 7); tempHash.put("Iron Sword", 3); tempHash.put("Stick", 1); tempHash.put("Axe", 4); tempHash.put("Work Hammer", 2); break; case "consumable": tempHash.put("Goblin Bomb", -5); tempHash.put("Health Potion", 5); tempHash.put("Great Health Potion", 10); tempHash.put("Goblin Missile", -10); break; case "armor": tempHash.put("Cloth Robe", 0); tempHash.put("Peasants Cloths", 1); tempHash.put("Goblin Leather", 2); tempHash.put("Padded Leather Suit", 3); tempHash.put("Chain Mail Armor Piece", 4); tempHash.put("Full Chain Mail Armor", 6); break; } return tempHash; } }

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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[JAVA] Please provide comments to my code

import java.util.HashMap;

public class Items {
private final HashMap<String, Integer> allWeapons = setHash("weapon");
private final HashMap<String, Integer> allArmor = setHash("armor");
private final HashMap<String, Integer> allConsumables = setHash("consumable");
public String type;
public String name;
public int modifier;


public Items(String type) {
randomItem(type);
}

public Items(String type, String name) {
switch (type) {
case "weapon":
if (allWeapons.containsKey(name)) {
this.type = "weapon";
this.name = name;
this.modifier = allWeapons.get(name);
} else {
randomItem(type);
}
break;
case "armor":
if (allArmor.containsKey(name)) {
this.type = "armor";
this.name = name;
this.modifier = allArmor.get(name);
} else {
randomItem(type);
}
break;
case "consumable":
if (allConsumables.containsKey(name)) {
this.type = "consumable";
this.name = name;
this.modifier = allConsumables.get(name);
} else {
randomItem(type);
}
break;
default:
randomItem(type);
break;
}
}

private void randomItem(String type) {
int selector = (int) Math.floor(Math.random() * 100);
switch (type) {
case "weapon": {
this.type = "weapon";
String[] name = {"Stick", "Work Hammer", "Wooden Club", "Iron Sword", "Bronze Dagger", "Axe",
"Steal Sword", "Gold Plated Sword"};
if (selector >= 0 && selector < 19) {
this.name = name[0];
this.modifier = allWeapons.get(name[0]);
} else if (selector >= 19 && selector < 34) {
this.name = name[1];
this.modifier = allWeapons.get(name[1]);
} else if (selector >= 34 && selector < 49) {
this.name = name[2];
this.modifier = allWeapons.get(name[2]);
} else if (selector >= 49 && selector < 65) {
this.name = name[3];
this.modifier = allWeapons.get(name[3]);
} else if (selector >= 65 && selector < 76) {
this.name = name[4];
this.modifier = allWeapons.get(name[4]);
} else if (selector >= 76 && selector < 87) {
this.name = name[5];
this.modifier = allWeapons.get(name[5]);
} else if (selector >= 87 && selector < 95) {
this.name = name[6];
this.modifier = allWeapons.get(name[6]);
} else {
this.name = name[7];
this.modifier = allWeapons.get(name[7]);
}
break;
}
case "armor": {
this.type = "armor";
String[] name = {"Peasants Cloths", "Goblin Leather", "Padded Leather Suit", "Chain Mail Armor Piece",
"Full Chain Mail Armor"};
if (selector >= 0 && selector < 39) {
this.name = name[0];
this.modifier = allArmor.get(name[0]);
} else if (selector >= 39 && selector < 69) {
this.name = name[1];
this.modifier = allArmor.get(name[1]);
} else if (selector >= 69 && selector < 84) {
this.name = name[2];
this.modifier = allArmor.get(name[2]);
} else if (selector >= 84 && selector < 95) {
this.name = name[3];
this.modifier = allArmor.get(name[3]);
} else {
this.name = name[4];
this.modifier = allArmor.get(name[4]);
}
break;
}
case "consumable": {
this.type = "consumable";
String[] name = {"Goblin Bomb", "Health Potion", "Great Health Potion", "Goblin Missile"};
if (selector >= 0 && selector < 39) {
this.name = name[0];
this.modifier = allConsumables.get(name[0]);
} else if (selector >= 39 && selector < 79) {
this.name = name[1];
this.modifier = allConsumables.get(name[1]);
} else if (selector >= 79 && selector < 89) {
this.name = name[2];
this.modifier = allConsumables.get(name[2]);
} else {
this.name = name[3];
this.modifier = allConsumables.get(name[3]);
}
break;
}
default:
String[] types = {"weapon", "armor", "consumable"};
int typeIndex = (int) Math.floor(Math.random() * 3);
randomItem(types[typeIndex]);
break;
}
}

@Override
public String toString() {
if (this.type.equals("weapon")){
return this.name + ": type = Weapon, Damage + " + this.modifier;
} else if (this.type.equals("armor")) {
return this.name + ": type = Armor, Damage Resistance + " + this.modifier;
} else {
if (this.modifier > 0) {
return this.name + ": type = Consumable, Heals the player by " + this.modifier + " points.";
} else {
return this.name + ": type = Consumable, Damages enemy by " + this.modifier + ".";
}
}
}

private HashMap<String, Integer> setHash(String type) {
HashMap<String, Integer> tempHash = new HashMap<>();
switch (type) {
case "weapon":
tempHash.put("Steal Sword", 5);
tempHash.put("Bronze Dagger", 3);
tempHash.put("Wooden Club", 2);
tempHash.put("Gold Plated Sword", 7);
tempHash.put("Iron Sword", 3);
tempHash.put("Stick", 1);
tempHash.put("Axe", 4);
tempHash.put("Work Hammer", 2);

break;
case "consumable":
tempHash.put("Goblin Bomb", -5);
tempHash.put("Health Potion", 5);
tempHash.put("Great Health Potion", 10);
tempHash.put("Goblin Missile", -10);

break;
case "armor":
tempHash.put("Cloth Robe", 0);
tempHash.put("Peasants Cloths", 1);
tempHash.put("Goblin Leather", 2);
tempHash.put("Padded Leather Suit", 3);
tempHash.put("Chain Mail Armor Piece", 4);
tempHash.put("Full Chain Mail Armor", 6);
break;
}
return tempHash;
}
}

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