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v1.0.13 - Retry logic (3 intentos) + timeout 30s/60s

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ezerpa
2026-07-03 15:42:19 -04:00
parent dc719d8378
commit 174a766972
2 changed files with 56 additions and 37 deletions
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src/com/venezuela/bcvrate/service/BCVApiService.java
+55 -36
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@@ -149,45 +149,64 @@ public class BCVApiService {
}
private BCVRateResponse getRateFromBCVWebsite() {
try {
log.info("Iniciando scraping de BCV website...");
String html = httpGetHtml(BCV_WEBSITE);
if (html == null) {
log.warning("No se pudo obtener pagina BCV (httpGetHtml returned null)");
return null;
}
log.info("Pagina BCV obtenida, longitud: " + html.length());
Matcher rateMatcher = Pattern.compile(
"USD</span>.*?strong-tb\">\\s*([\\d.,]+)\\s*</strong>", Pattern.DOTALL).matcher(html);
if (!rateMatcher.find()) {
log.warning("No se encontro tasa USD en pagina BCV (regex no match)");
return null;
}
String rateStr = rateMatcher.group(1).replace(",", ".");
log.info("Tasa encontrada en HTML: " + rateStr);
BigDecimal dollar = new BigDecimal(rateStr).setScale(4, RoundingMode.HALF_UP);
Matcher dateMatcher = Pattern.compile(
"content=\"(\\d{4}-\\d{2}-\\d{2})T").matcher(html);
String effectiveDate = null;
if (dateMatcher.find()) {
effectiveDate = dateMatcher.group(1);
}
if (dollar.compareTo(BigDecimal.ZERO) > 0) {
if (effectiveDate == null) {
effectiveDate = new SimpleDateFormat("yyyy-MM-dd").format(new java.util.Date());
int maxRetries = 3;
for (int attempt = 1; attempt <= maxRetries; attempt++) {
try {
log.info("Scraping BCV - Intento " + attempt + "/" + maxRetries);
String html = httpGetHtml(BCV_WEBSITE);
if (html == null) {
log.warning("Intento " + attempt + "/" + maxRetries + ": No se pudo obtener pagina BCV");
if (attempt < maxRetries) {
log.info("Reintentando en 5 segundos...");
Thread.sleep(5000);
continue;
}
log.severe("Scraping BCV fallo despues de " + maxRetries + " intentos (timeout o error de conexion)");
return null;
}
log.info("Pagina BCV obtenida, longitud: " + html.length());
Matcher rateMatcher = Pattern.compile(
"USD</span>.*?strong-tb\">\\s*([\\d.,]+)\\s*</strong>", Pattern.DOTALL).matcher(html);
if (!rateMatcher.find()) {
log.warning("No se encontro tasa USD en pagina BCV (regex no match)");
return null;
}
String rateStr = rateMatcher.group(1).replace(",", ".");
log.info("Tasa encontrada en HTML: " + rateStr);
BigDecimal dollar = new BigDecimal(rateStr).setScale(4, RoundingMode.HALF_UP);
Matcher dateMatcher = Pattern.compile(
"content=\"(\\d{4}-\\d{2}-\\d{2})T").matcher(html);
String effectiveDate = null;
if (dateMatcher.find()) {
effectiveDate = dateMatcher.group(1);
}
if (dollar.compareTo(BigDecimal.ZERO) > 0) {
if (effectiveDate == null) {
effectiveDate = new SimpleDateFormat("yyyy-MM-dd").format(new java.util.Date());
}
log.info("Scraping BCV exitoso (intento " + attempt + "): USD=" + dollar + " effective=" + effectiveDate);
return new BCVRateResponse(dollar, effectiveDate);
}
return null;
} catch (InterruptedException ie) {
Thread.currentThread().interrupt();
log.warning("Scraping BCV interrumpido");
return null;
} catch (Exception e) {
log.warning("Intento " + attempt + "/" + maxRetries + ": Error scraping BCV: " + e.getMessage());
if (attempt < maxRetries) {
log.info("Reintentando en 5 segundos...");
try { Thread.sleep(5000); } catch (InterruptedException ie) { Thread.currentThread().interrupt(); }
} else {
log.severe("Scraping BCV fallo despues de " + maxRetries + " intentos: " + e.getMessage());
}
log.info("Scraping BCV exitoso: USD=" + dollar + " effective=" + effectiveDate);
return new BCVRateResponse(dollar, effectiveDate);
}
return null;
} catch (Exception e) {
log.log(Level.WARNING, "Error scraping BCV website: " + e.getMessage(), e);
return null;
}
return null;
}
private BigDecimal extractUSD(String json) {