tiennm99/java-design-patterns
1
0
Fork 0
mirror of https://github.com/tiennm99/java-design-patterns.git synced 2026-05-17 18:59:15 +00:00
Code Issues Packages Projects Releases Wiki Activity

Use enums instead os switch blocks

Browse Source 
Its better to use enums instead of switch
blocks which makes the code longer and difficult
to maintain as and when new state appears.
This commit is contained in:
Rakesh Venkatesh
2020-08-05 15:50:05 +02:00
parent cd20e7a3f4
commit 0c83ccc2fe
12 changed files with 56 additions and 130 deletions
Download Patch File Download Diff File Expand all files Collapse all files
observer/src/main/java/com/iluwatar/observer/Hobbits.java
+1 -16
View File
@@ -35,21 +35,6 @@ public class Hobbits implements WeatherObserver {
@Override
public void update(WeatherType currentWeather) {
switch (currentWeather) {
case COLD:
LOGGER.info("The hobbits are shivering in the cold weather.");
break;
case RAINY:
LOGGER.info("The hobbits look for cover from the rain.");
break;
case SUNNY:
LOGGER.info("The happy hobbits bade in the warm sun.");
break;
case WINDY:
LOGGER.info("The hobbits hold their hats tightly in the windy weather.");
break;
default:
break;
}
LOGGER.info("The hobbits are facing " + currentWeather.getDescription() + " weather now");
}
}
observer/src/main/java/com/iluwatar/observer/Orcs.java
+1 -16
View File
@@ -35,21 +35,6 @@ public class Orcs implements WeatherObserver {
@Override
public void update(WeatherType currentWeather) {
switch (currentWeather) {
case COLD:
LOGGER.info("The orcs are freezing cold.");
break;
case RAINY:
LOGGER.info("The orcs are dripping wet.");
break;
case SUNNY:
LOGGER.info("The sun hurts the orcs' eyes.");
break;
case WINDY:
LOGGER.info("The orc smell almost vanishes in the wind.");
break;
default:
break;
}
LOGGER.info("The orcs are facing " + currentWeather.getDescription() + " weather now");
}
}
observer/src/main/java/com/iluwatar/observer/WeatherType.java
+14 -1
View File
@@ -28,7 +28,20 @@ package com.iluwatar.observer;
*/
public enum WeatherType {
SUNNY, RAINY, WINDY, COLD;
SUNNY("Sunny"),
RAINY("Rainy"),
WINDY("Windy"),
COLD("Cold");
private final String description;
WeatherType(String description) {
this.description = description;
}
public String getDescription() {
return this.description;
}
@Override
public String toString() {
observer/src/main/java/com/iluwatar/observer/generic/GHobbits.java
+1 -16
View File
@@ -36,21 +36,6 @@ public class GHobbits implements Race {
@Override
public void update(GWeather weather, WeatherType weatherType) {
switch (weatherType) {
case COLD:
LOGGER.info("The hobbits are shivering in the cold weather.");
break;
case RAINY:
LOGGER.info("The hobbits look for cover from the rain.");
break;
case SUNNY:
LOGGER.info("The happy hobbits bade in the warm sun.");
break;
case WINDY:
LOGGER.info("The hobbits hold their hats tightly in the windy weather.");
break;
default:
break;
}
LOGGER.info("The hobbits are facing " + weatherType.getDescription() + " weather now");
}
}
observer/src/main/java/com/iluwatar/observer/generic/GOrcs.java
+1 -16
View File
@@ -36,21 +36,6 @@ public class GOrcs implements Race {
@Override
public void update(GWeather weather, WeatherType weatherType) {
switch (weatherType) {
case COLD:
LOGGER.info("The orcs are freezing cold.");
break;
case RAINY:
LOGGER.info("The orcs are dripping wet.");
break;
case SUNNY:
LOGGER.info("The sun hurts the orcs' eyes.");
break;
case WINDY:
LOGGER.info("The orc smell almost vanishes in the wind.");
break;
default:
break;
}
LOGGER.info("The orcs are facing " + weatherType.getDescription() + " weather now");
}
}