[ISSUES #10014] clear confused logic about namespace properties

client/src/main/java/com/alibaba/nacos/client/config/impl/LocalConfigInfoProcessor.java

@@ -40,8 +40,6 @@ public class LocalConfigInfoProcessor {
 
     private static final Logger LOGGER = LogUtils.logger(LocalConfigInfoProcessor.class);
 
-    public static final String LOCAL_FILEROOT_PATH;
-
     public static final String LOCAL_SNAPSHOT_PATH;
 
     private static final String SUFFIX = "_nacos";
@@ -59,12 +57,9 @@ public class LocalConfigInfoProcessor {
     private static final String SNAPSHOT_FILE_CHILD_2 = "snapshot-tenant";
 
     static {
-        LOCAL_FILEROOT_PATH = NacosClientProperties.PROTOTYPE.getProperty("JM.LOG.PATH",
-                NacosClientProperties.PROTOTYPE.getProperty("user.home")) + File.separator + "nacos" + File.separator
-                + "config";
-        LOCAL_SNAPSHOT_PATH = NacosClientProperties.PROTOTYPE.getProperty("JM.SNAPSHOT.PATH",
-                NacosClientProperties.PROTOTYPE.getProperty("user.home")) + File.separator + "nacos" + File.separator
-                + "config";
+        LOCAL_SNAPSHOT_PATH = NacosClientProperties.PROTOTYPE.getProperty(com.alibaba.nacos.client.constant.Constants.SysEnv.JM_SNAPSHOT_PATH,
+                NacosClientProperties.PROTOTYPE.getProperty(com.alibaba.nacos.client.constant.Constants.SysEnv.USER_HOME)) + File.separator
+                + "nacos" + File.separator + "config";
         LOGGER.info("LOCAL_SNAPSHOT_PATH:{}", LOCAL_SNAPSHOT_PATH);
     }
 

client/src/main/java/com/alibaba/nacos/client/env/NacosClientProperties.java

@@ -54,6 +54,15 @@ public interface NacosClientProperties {
      */
     String getProperty(String key, String defaultValue);
 
+    /**
+     * get property from special property source.
+     * @param source source type
+     * @see SourceType
+     * @param key special key
+     * @return string value or null.
+     */
+    String getPropertyFrom(SourceType source, String key);
+
     /**
      * get boolean, if the value can not be got by the special key, the null will be returned.
      *

client/src/main/java/com/alibaba/nacos/client/env/SearchableProperties.java

@@ -107,6 +107,25 @@ public String getProperty(String key, String defaultValue) {
         return this.search(key, String.class).orElse(defaultValue);
     }
 
+    @Override
+    public String getPropertyFrom(SourceType source, String key) {
+        if (source == null) {
+            return this.getProperty(key);
+        }
+        switch (source) {
+            case JVM:
+                return JVM_ARGS_PROPERTY_SOURCE.getProperty(key);
+            case ENV:
+                return SYSTEM_ENV_PROPERTY_SOURCE.getProperty(key);
+            case PROPERTIES:
+                return this.propertiesPropertySource.getProperty(key);
+            case DEFAULT_SETTING:
+                return DEFAULT_SETTING_PROPERTY_SOURCE.getProperty(key);
+            default:
+                return this.getProperty(key);
+        }
+    }
+
     @Override
     public Boolean getBoolean(String key) {
         return getBoolean(key, null);

client/src/main/java/com/alibaba/nacos/client/env/SourceType.java

@@ -16,7 +16,11 @@
 
 package com.alibaba.nacos.client.env;
 
-enum SourceType {
+/**
+ * properties source type enum.
+ * @author onewe
+ */
+public enum SourceType {
     /**
      * get value from properties.
      */

client/src/main/java/com/alibaba/nacos/client/naming/NacosNamingService.java

@@ -103,16 +103,7 @@ private void init(Properties properties) throws NacosException {
     }
 
     private void initLogName(NacosClientProperties properties) {
-        logName = properties.getProperty(UtilAndComs.NACOS_NAMING_LOG_NAME);
-        if (StringUtils.isEmpty(logName)) {
-
-            if (StringUtils
-                    .isNotEmpty(properties.getProperty(UtilAndComs.NACOS_NAMING_LOG_NAME))) {
-                logName = properties.getProperty(UtilAndComs.NACOS_NAMING_LOG_NAME);
-            } else {
-                logName = DEFAULT_NAMING_LOG_FILE_PATH;
-            }
-        }
+        logName = properties.getProperty(UtilAndComs.NACOS_NAMING_LOG_NAME, DEFAULT_NAMING_LOG_FILE_PATH);
     }
 
     @Override

client/src/main/java/com/alibaba/nacos/client/naming/utils/InitUtils.java

@@ -23,6 +23,7 @@
 import com.alibaba.nacos.api.selector.NoneSelector;
 import com.alibaba.nacos.api.selector.SelectorType;
 import com.alibaba.nacos.client.env.NacosClientProperties;
+import com.alibaba.nacos.client.env.SourceType;
 import com.alibaba.nacos.client.utils.ContextPathUtil;
 import com.alibaba.nacos.client.utils.LogUtils;
 import com.alibaba.nacos.client.utils.ParamUtil;
@@ -58,21 +59,21 @@ public static String initNamespaceForNaming(NacosClientProperties properties) {
         if (Boolean.parseBoolean(isUseCloudNamespaceParsing)) {
 
             tmpNamespace = TenantUtil.getUserTenantForAns();
-            LogUtils.NAMING_LOGGER.info("initializer namespace from System Property : {}", tmpNamespace);
+            LogUtils.NAMING_LOGGER.info("initializer namespace from ans.namespace attribute : {}", tmpNamespace);
 
             tmpNamespace = TemplateUtils.stringEmptyAndThenExecute(tmpNamespace, () -> {
                 String namespace = properties.getProperty(PropertyKeyConst.SystemEnv.ALIBABA_ALIWARE_NAMESPACE);
-                LogUtils.NAMING_LOGGER.info("initializer namespace from System Environment :" + namespace);
+                LogUtils.NAMING_LOGGER.info("initializer namespace from ALIBABA_ALIWARE_NAMESPACE attribute :" + namespace);
                 return namespace;
             });
         }
 
         tmpNamespace = TemplateUtils.stringEmptyAndThenExecute(tmpNamespace, () -> {
-            String namespace = properties.getProperty(PropertyKeyConst.NAMESPACE);
-            LogUtils.NAMING_LOGGER.info("initializer namespace from System Property :" + namespace);
+            String namespace = properties.getPropertyFrom(SourceType.JVM, PropertyKeyConst.NAMESPACE);
+            LogUtils.NAMING_LOGGER.info("initializer namespace from namespace attribute :" + namespace);
             return namespace;
         });
-        
+
         if (StringUtils.isEmpty(tmpNamespace)) {
             tmpNamespace = properties.getProperty(PropertyKeyConst.NAMESPACE);
         }

client/src/main/java/com/alibaba/nacos/client/utils/ParamUtil.java

@@ -223,7 +223,7 @@ public static String parsingEndpointRule(String endpointUrl) {
         }
 
         String endpointUrlSource = TemplateUtils
-                .stringBlankAndThenExecute(NacosClientProperties.PROTOTYPE.getProperty(endpointUrl, System.getenv(endpointUrl)),
+                .stringBlankAndThenExecute(NacosClientProperties.PROTOTYPE.getProperty(endpointUrl),
                         () -> NacosClientProperties.PROTOTYPE.getProperty(PropertyKeyConst.SystemEnv.ALIBABA_ALIWARE_ENDPOINT_URL));
 
         if (StringUtils.isBlank(endpointUrlSource)) {

client/src/test/java/com/alibaba/nacos/client/env/NacosClientPropertiesTest.java

@@ -305,4 +305,22 @@ public void testGetPropertyWithScope() {
 
     }
 
+    @Test
+    public void testGetPropertyFrom() {
+        System.setProperty("nacos.home.default.test", "/home/jvm_args");
+        NacosClientProperties.PROTOTYPE.setProperty("nacos.home.default.test", "/home/properties_args");
+
+        Assert.assertEquals(NacosClientProperties.PROTOTYPE.getPropertyFrom(SourceType.JVM, "nacos.home.default.test"),
+                "/home/jvm_args");
+        Assert.assertEquals(
+                NacosClientProperties.PROTOTYPE.getPropertyFrom(SourceType.DEFAULT_SETTING, "nacos.home.default.test"),
+                "/home/default_setting");
+        Assert.assertEquals(
+                NacosClientProperties.PROTOTYPE.getPropertyFrom(SourceType.PROPERTIES, "nacos.home.default.test"),
+                "/home/properties_args");
+        Assert.assertEquals(
+                NacosClientProperties.PROTOTYPE.getPropertyFrom(null, "nacos.home.default.test"),
+                "/home/jvm_args");
+    }
+
 }