JAVA-29231 Move modules inside existing container modules (#15492)

2024-01-01 11:27:05 -08:00
parent 76bde3ff46
commit 2096eac575
209 changed files with 472 additions and 222 deletions
@@ -0,0 +1,13 @@
+package com.baeldung.rate.impl;
+
+import com.baeldung.rate.api.QuoteManager;
+import com.baeldung.rate.spi.ExchangeRateProvider;
+
+public class YahooFinanceExchangeRateProvider implements ExchangeRateProvider {
+
+    @Override
+    public QuoteManager create() {
+        return new YahooQuoteManagerImpl();
+    }
+
+}
@@ -0,0 +1,103 @@
+package com.baeldung.rate.impl;
+
+import com.baeldung.rate.api.Quote;
+import com.baeldung.rate.api.QuoteManager;
+
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+
+import javax.json.bind.Jsonb;
+import javax.json.bind.JsonbBuilder;
+import java.io.IOException;
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.util.ArrayList;
+import java.util.Currency;
+import java.util.List;
+import java.util.Map;
+
+public class YahooQuoteManagerImpl implements QuoteManager {
+
+    static final String URL_PROVIDER = "https://query2.finance.yahoo.com/v6/finance/quoteSummary/%s=X?modules=summaryDetail";
+    OkHttpClient client = new OkHttpClient();
+
+    @Override
+    public List<Quote> getQuotes(String baseCurrency, LocalDate date) {
+
+        List<String> currencyQuery = new ArrayList<>();
+        Currency.getAvailableCurrencies().forEach(currency -> {
+            if (!baseCurrency.equals(currency.getCurrencyCode())) {
+                currencyQuery.add(String.format(URL_PROVIDER, baseCurrency + currency.getCurrencyCode()));
+            }
+        });
+        final List<Quote> quotes = new ArrayList<>();
+        for (String url: currencyQuery) {
+            String response = doGetRequest(url);
+            if (response != null) {
+                final Quote map = map(response);
+                if (map != null) {
+                    quotes.add(map);
+                }
+            }
+        }
+        return quotes;
+    }
+
+    private Quote map(String response) {
+        try (final Jsonb jsonb = JsonbBuilder.create()) {
+            final Map qrw = jsonb.fromJson(response, Map.class);
+            return parseResult(qrw);
+        } catch (Exception e) {
+            System.out.println("Error while trying to read response");
+            return null;
+        }
+    }
+
+    private static Quote parseResult(Map qrw) {
+        Quote quote = null;
+        if (qrw != null) {
+            final Map quoteSummary = (Map) qrw.get("quoteSummary");
+            if (quoteSummary != null) {
+                final List<Map> result = (List<Map>) quoteSummary.get("result");
+                if (result != null) {
+                    final Map resultArray = result.get(0);
+                    if (resultArray != null) {
+                        final Map summaryDetail = (Map) resultArray.get("summaryDetail");
+                        if (summaryDetail != null) {
+                            quote = constructQuote(summaryDetail);
+                        }
+                    }
+                }
+            }
+        }
+        return quote;
+    }
+
+    private static Quote constructQuote(Map summaryDetail) {
+        final String currency = (String) summaryDetail.get("currency");
+        final Map ask = (Map) summaryDetail.get("ask");
+        final Map bid = (Map) summaryDetail.get("bid");
+        final BigDecimal askPrice = (BigDecimal) ask.get("raw");
+        final BigDecimal bidPrice = (BigDecimal) bid.get("raw");
+        if (askPrice != null && bidPrice != null) {
+            return new Quote(currency, askPrice, bidPrice);
+        }
+        return null;
+    }
+
+    String doGetRequest(String url) {
+
+        System.out.println(url);
+        Request request = new Request.Builder()
+                .url(url)
+                .build();
+        Response response;
+        try {
+            response = client.newCall(request).execute();
+            return response.body().string();
+        } catch (IOException e) {
+            return null;
+        }
+    }
+}
@@ -0,0 +1 @@
+com.baeldung.rate.impl.YahooFinanceExchangeRateProvider
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+
+    <root level="INFO">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>
				`@@ -0,0 +1 @@`
				`com.baeldung.rate.impl.YahooFinanceExchangeRateProvider`