[2021.x]Separate nacos ConfigService initialization from normal properties bean. (#3787)

Author: chickenlj

spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/NacosConfigProperties.java

@@ -593,7 +593,7 @@ private String resolveNamespace() {
 		}
 	}
 
-	private void enrichNacosConfigProperties(Properties nacosConfigProperties) {
+	protected void enrichNacosConfigProperties(Properties nacosConfigProperties) {
 		if (environment == null) {
 			return;
 		}
@@ -603,7 +603,7 @@ private void enrichNacosConfigProperties(Properties nacosConfigProperties) {
 				String.valueOf(v)));
 	}
 
-	private String resolveKey(String key) {
+	protected String resolveKey(String key) {
 		Matcher matcher = PATTERN.matcher(key);
 		StringBuffer sb = new StringBuffer();
 		while (matcher.find()) {

spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/configdata/NacosConfigDataLoadProperties.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2013-2023 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.alibaba.cloud.nacos.configdata;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Properties;
+
+import com.alibaba.cloud.nacos.NacosConfigProperties;
+
+/**
+ * Used for initialization of Nacos ConfigService.
+ */
+public class NacosConfigDataLoadProperties extends NacosConfigProperties {
+	private Map<String, String> config = new HashMap<>();
+
+	@Override
+	protected void enrichNacosConfigProperties(Properties nacosConfigProperties) {
+		config.forEach((k, v) -> nacosConfigProperties.putIfAbsent(resolveKey(k),
+				String.valueOf(v)));
+	}
+
+	Map<String, String> getConfig() {
+		return config;
+	}
+
+	void setConfig(Map<String, String> config) {
+		this.config = config;
+	}
+}

spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/configdata/NacosConfigDataLocationResolver.java

@@ -59,16 +59,12 @@ public class NacosConfigDataLocationResolver
 	 * Prefix for Config Server imports.
 	 */
 	public static final String PREFIX = "nacos:";
-
-	private final Log log;
-
-	// support params
-
 	private static final String GROUP = "group";
 
+	// support params
 	private static final String REFRESH_ENABLED = "refreshEnabled";
-
 	private static final String PREFERENCE = "preference";
+	private final Log log;
 
 	public NacosConfigDataLocationResolver(DeferredLogFactory logFactory) {
 		this.log = logFactory.getLog(getClass());
@@ -85,22 +81,22 @@ protected NacosConfigProperties loadProperties(
 		BindHandler bindHandler = getBindHandler(context);
 
 		NacosConfigProperties nacosConfigProperties;
-		if (context.getBootstrapContext().isRegistered(NacosConfigProperties.class)) {
+		if (context.getBootstrapContext().isRegistered(NacosConfigDataLoadProperties.class)) {
 			nacosConfigProperties = context.getBootstrapContext()
-					.get(NacosConfigProperties.class);
+					.get(NacosConfigDataLoadProperties.class);
 		}
 		else {
 			nacosConfigProperties = binder
-					.bind("spring.cloud.nacos", Bindable.of(NacosConfigProperties.class),
+					.bind("spring.cloud.nacos", Bindable.of(NacosConfigDataLoadProperties.class),
 							bindHandler)
 					.map(properties -> binder
-							.bind(NacosConfigProperties.PREFIX,
+							.bind(NacosConfigDataLoadProperties.PREFIX,
 									Bindable.ofInstance(properties), bindHandler)
 							.orElse(properties))
 					.orElseGet(() -> binder
-							.bind(NacosConfigProperties.PREFIX,
-									Bindable.of(NacosConfigProperties.class), bindHandler)
-							.orElseGet(NacosConfigProperties::new));
+							.bind(NacosConfigDataLoadProperties.PREFIX,
+									Bindable.of(NacosConfigDataLoadProperties.class), bindHandler)
+							.orElseGet(NacosConfigDataLoadProperties::new));
 		}
 
 		return nacosConfigProperties;