多商户配置

(cherry picked from commit 312b37f5bb)

jsowell-pile/src/main/java/com/jsowell/adapay/config/InitializeAdapayConfig.java

@@ -103,7 +103,7 @@ public class InitializeAdapayConfig implements CommandLineRunner {
 		 * mockApiKey为mock模式的API KEY
 		 * rsaPrivateKey为商户发起请求时，用于请求参数加签所需要的RSA私钥
 		 */
-		Map<String, MerConfig> configPathMap = new HashMap<>();
+		Map<String, MerConfig> configPathMap = new HashMap<>(); // key为merchantKey, value为MerConfig
 		List<AbstractAdapayConfig> allConfig = AdapayConfigFactory.getAllConfig();
 		for (AbstractAdapayConfig config : allConfig) {
 			String apiKey = config.getApiKey();