Merge pull request Philipinho#44 from Philipinho/auto_shutdown_http_connection

Auto shutdown OkHttpClient

Author: Philipinho

src/main/java/com/litesoftwares/coingecko/CoinGeckoApi.java

@@ -56,12 +56,16 @@ public <T> T executeSync(Call<T> call) {
             }
         } catch (IOException e) {
             throw new CoinGeckoApiException(e);
+        } finally {
+            shutdown();
         }
     }
 
     public void shutdown() {
-        okHttpClient.dispatcher().executorService().shutdown();
-        okHttpClient.connectionPool().evictAll();
+        if (okHttpClient != null) {
+            okHttpClient.dispatcher().executorService().shutdown();
+            okHttpClient.connectionPool().evictAll();
+        }
     }
 
     private CoinGeckoApiError getCoinGeckoApiError(Response<?> response) throws IOException{

src/test/java/com/litesoftwares/coingecko/examples/AssetPlatformsExample.java

@@ -10,8 +10,6 @@ public static void main(String[] args) {
         CoinGeckoApiClient client = new CoinGeckoApiClientImpl();
 
         System.out.println(client.getAssetPlatforms());
-
-        client.shutdown();
     }
 
 }

src/test/java/com/litesoftwares/coingecko/examples/CoinsExample.java

@@ -52,7 +52,5 @@ public static void main(String[] args) {
 
         List<List<String>> coinOHLC = client.getCoinOHLC("bitcoin", "usd", 1);
         System.out.println(coinOHLC);
-
-        client.shutdown();
     }
 }

src/test/java/com/litesoftwares/coingecko/examples/DecentralizedFinanceDefiExample.java

@@ -13,8 +13,5 @@ public static void main(String[] args) {
         DecentralizedFinanceDefi defi = client.getDecentralizedFinanceDefi();
 
         System.out.println(defi.getData());
-
-        client.shutdown();
-
     }
 }

src/test/java/com/litesoftwares/coingecko/examples/EventsExample.java

@@ -21,7 +21,5 @@ public static void main(String[] args) {
 
         EventTypes eventsTypes = client.getEventsTypes();
         System.out.println(eventsTypes);
-
-        client.shutdown();
     }
 }

src/test/java/com/litesoftwares/coingecko/examples/ExchangeRatesExample.java

@@ -11,7 +11,5 @@ public static void main(String[] args) {
 
         ExchangeRates exchangeRates = client.getExchangeRates();
         System.out.println(exchangeRates);
-
-        client.shutdown();
     }
 }

src/test/java/com/litesoftwares/coingecko/examples/ExchangesExample.java

@@ -44,7 +44,5 @@ public static void main(String[] args) {
 
         long totalExchanges = exchangesList.size();
         System.out.println(totalExchanges);
-
-        client.shutdown();
     }
 }

src/test/java/com/litesoftwares/coingecko/examples/GlobalExample.java

@@ -19,7 +19,5 @@ public static void main(String[] args) {
 
         long activeCryptoCurrencies = global.getData().getActiveCryptocurrencies();
         System.out.println(activeCryptoCurrencies);
-
-        client.shutdown();
     }
 }

src/test/java/com/litesoftwares/coingecko/examples/PingExample.java

@@ -8,7 +8,5 @@ public static void main(String[] args) {
 
         CoinGeckoApiClient client = new CoinGeckoApiClientImpl();
         System.out.println(client.ping());
-
-        client.shutdown();
     }
 }

src/test/java/com/litesoftwares/coingecko/examples/SearchExample.java

@@ -14,8 +14,6 @@ public static void main(String[] args) {
         Search search = client.getSearchResult(query);
 
         System.out.println(search);
-
-        client.shutdown();
     }
 
 }