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BAEL-1375 Using compute for every usage. (#3242)

This commit is contained in:
Muhammed Almas 2017-12-14 22:24:27 +05:30 committed by Grzegorz Piwowarek
parent 04df1cfef0
commit 9627971b46
1 changed files with 3 additions and 12 deletions
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15
core-java-8/src/test/java/com/baeldung/counter/CounterUtil.java
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@ -38,23 +38,14 @@ public class CounterUtil {
public static void counterWithMutableInteger(Map<String, MutableInteger> counterMap) { public static void counterWithMutableInteger(Map<String, MutableInteger> counterMap) {
for (String country : COUNTRY_NAMES) { for (String country : COUNTRY_NAMES) {
MutableInteger oldValue = counterMap.get(country); counterMap.compute(country, (k, v) -> v == null ? new MutableInteger(0) : v)
if (oldValue != null) { .increment();
oldValue.increment();
} else {
counterMap.put(country, new MutableInteger(1));
}
} }
} }
public static void counterWithPrimitiveArray(Map<String, int[]> counterMap) { public static void counterWithPrimitiveArray(Map<String, int[]> counterMap) {
for (String country : COUNTRY_NAMES) { for (String country : COUNTRY_NAMES) {
int[] oldCounter = counterMap.get(country); counterMap.compute(country, (k, v) -> v == null ? new int[] { 0 } : v)[0]++;
if (oldCounter != null) {
oldCounter[0] += 1;
} else {
counterMap.put(country, new int[] { 1 });
}
} }
} }