fix

Author: shedfreez

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/adapter/PolarisConfigFileLocator.java

@@ -69,7 +69,7 @@ public class PolarisConfigFileLocator implements PropertySourceLocator {
 	// this class provides customized logic for some customers to configure special business group files
 	private final PolarisConfigCustomExtensionLayer polarisConfigCustomExtensionLayer = PolarisServiceLoaderUtil.getPolarisConfigCustomExtensionLayer();
 
-	private volatile CompositePropertySource compositePropertySourceCache = null;
+	private volatile static CompositePropertySource compositePropertySourceCache = null;
 
 	public PolarisConfigFileLocator(PolarisConfigProperties polarisConfigProperties,
 			PolarisContextProperties polarisContextProperties, ConfigFileService configFileService, Environment environment) {

spring-cloud-starter-tencent-polaris-config/src/test/java/com/tencent/cloud/polaris/config/adapter/PolarisConfigFileLocatorTest.java

@@ -18,6 +18,7 @@
 
 package com.tencent.cloud.polaris.config.adapter;
 
+import java.lang.reflect.Field;
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.LinkedList;
@@ -68,6 +69,7 @@ public void setUp() {
 
 	@Test
 	public void testLoadApplicationPropertiesFile() {
+		clearCompositePropertySourceCache();
 		PolarisConfigFileLocator locator = new PolarisConfigFileLocator(polarisConfigProperties, polarisContextProperties,
 				configFileService, environment);
 
@@ -105,6 +107,7 @@ public void testLoadApplicationPropertiesFile() {
 
 	@Test
 	public void testActiveProfileFilesPriorityBiggerThanDefault() {
+		clearCompositePropertySourceCache();
 		PolarisConfigFileLocator locator = new PolarisConfigFileLocator(polarisConfigProperties, polarisContextProperties,
 				configFileService, environment);
 
@@ -154,6 +157,7 @@ public void testActiveProfileFilesPriorityBiggerThanDefault() {
 
 	@Test
 	public void testGetCustomFiles() {
+		clearCompositePropertySourceCache();
 		PolarisConfigFileLocator locator = new PolarisConfigFileLocator(polarisConfigProperties, polarisContextProperties,
 				configFileService, environment);
 
@@ -208,6 +212,7 @@ public void testGetCustomFiles() {
 
 	@Test
 	public void testGetCustomGroupFiles() {
+		clearCompositePropertySourceCache();
 		PolarisConfigFileLocator locator = new PolarisConfigFileLocator(polarisConfigProperties, polarisContextProperties,
 				configFileService, environment);
 
@@ -260,4 +265,15 @@ public void testGetCustomGroupFiles() {
 		assertThat(propertySource.getProperty("k2")).isEqualTo("v2");
 		assertThat(propertySource.getProperty("k3")).isEqualTo("v3");
 	}
+
+	private void clearCompositePropertySourceCache() {
+		try {
+			Class<?> clazz = PolarisConfigFileLocator.class;
+			Field field = clazz.getDeclaredField("compositePropertySourceCache");
+			field.setAccessible(true);
+			field.set(null, null);
+		} catch (Exception e) {
+			// ignore
+		}
+	}
 }