diff --git a/spring-cloud-alibaba-dependencies/pom.xml b/spring-cloud-alibaba-dependencies/pom.xml
index 058625b51..167f71e9d 100644
--- a/spring-cloud-alibaba-dependencies/pom.xml
+++ b/spring-cloud-alibaba-dependencies/pom.xml
@@ -16,7 +16,7 @@
     <description>Spring Cloud Alibaba Dependencies</description>
 
     <properties>
-        <sentinel.version>0.1.1</sentinel.version>
+        <sentinel.version>0.2.0</sentinel.version>
         <oss.version>3.1.0</oss.version>
         <nacos.version>0.2.1</nacos.version>
     </properties>
diff --git a/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/src/main/java/org/springframework/cloud/alibaba/cloud/examples/JsonFlowRuleListParser.java b/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/src/main/java/org/springframework/cloud/alibaba/cloud/examples/JsonFlowRuleListParser.java
index 255eb7892..b205c96c5 100644
--- a/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/src/main/java/org/springframework/cloud/alibaba/cloud/examples/JsonFlowRuleListParser.java
+++ b/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/src/main/java/org/springframework/cloud/alibaba/cloud/examples/JsonFlowRuleListParser.java
@@ -2,7 +2,7 @@ package org.springframework.cloud.alibaba.cloud.examples;
 
 import java.util.List;
 
-import com.alibaba.csp.sentinel.datasource.ConfigParser;
+import com.alibaba.csp.sentinel.datasource.Converter;
 import com.alibaba.csp.sentinel.slots.block.flow.FlowRule;
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.TypeReference;
@@ -10,9 +10,10 @@ import com.alibaba.fastjson.TypeReference;
 /**
  * @author fangjian
  */
-public class JsonFlowRuleListParser implements ConfigParser<String, List<FlowRule>> {
+public class JsonFlowRuleListParser implements Converter<String, List<FlowRule>> {
 	@Override
-	public List<FlowRule> parse(String source) {
-		return JSON.parseObject(source, new TypeReference<List<FlowRule>>() {});
+	public List<FlowRule> convert(String source) {
+		return JSON.parseObject(source, new TypeReference<List<FlowRule>>() {
+		});
 	}
 }
diff --git a/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/src/main/java/org/springframework/cloud/alibaba/cloud/examples/ServiceApplication.java b/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/src/main/java/org/springframework/cloud/alibaba/cloud/examples/ServiceApplication.java
index 0dccda2f8..fe00e033e 100644
--- a/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/src/main/java/org/springframework/cloud/alibaba/cloud/examples/ServiceApplication.java
+++ b/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/src/main/java/org/springframework/cloud/alibaba/cloud/examples/ServiceApplication.java
@@ -1,6 +1,6 @@
 package org.springframework.cloud.alibaba.cloud.examples;
 
-import com.alibaba.csp.sentinel.datasource.ConfigParser;
+import com.alibaba.csp.sentinel.datasource.Converter;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.cloud.alibaba.sentinel.annotation.SentinelProtect;
@@ -25,7 +25,7 @@ public class ServiceApplication {
 	}
 
 	@Bean
-    public ConfigParser myParser() {
+    public Converter myParser() {
 	    return new JsonFlowRuleListParser();
     }
 
diff --git a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/DataSourceLoader.java b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/DataSourceLoader.java
index 7ac89dfc9..068717660 100644
--- a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/DataSourceLoader.java
+++ b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/DataSourceLoader.java
@@ -34,10 +34,10 @@ import org.springframework.core.io.support.ResourcePatternResolver;
 import org.springframework.util.Assert;
 import org.springframework.util.ClassUtils;
 
-import com.alibaba.csp.sentinel.datasource.DataSource;
+import com.alibaba.csp.sentinel.datasource.ReadableDataSource;
 
 /**
- * {@link DataSource} Loader
+ * {@link ReadableDataSource} Loader
  *
  * @author fangjian
  */
@@ -50,20 +50,20 @@ public class DataSourceLoader {
 	private final static String ALL_PROPERTIES_RESOURCES_LOCATION = CLASSPATH_ALL_URL_PREFIX
 			+ PROPERTIES_RESOURCE_LOCATION;
 
-	private final static ConcurrentMap<String, Class<? extends DataSource>> dataSourceClassesCache = new ConcurrentHashMap<String, Class<? extends DataSource>>(
+	private final static ConcurrentMap<String, Class<? extends ReadableDataSource>> dataSourceClassesCache = new ConcurrentHashMap<String, Class<? extends ReadableDataSource>>(
 			4);
 
 	static void loadAllDataSourceClassesCache() {
-		Map<String, Class<? extends DataSource>> dataSourceClassesMap = loadAllDataSourceClassesCache(
+		Map<String, Class<? extends ReadableDataSource>> dataSourceClassesMap = loadAllDataSourceClassesCache(
 				ALL_PROPERTIES_RESOURCES_LOCATION);
 
 		dataSourceClassesCache.putAll(dataSourceClassesMap);
 	}
 
-	static Map<String, Class<? extends DataSource>> loadAllDataSourceClassesCache(
+	static Map<String, Class<? extends ReadableDataSource>> loadAllDataSourceClassesCache(
 			String resourcesLocation) {
 
-		Map<String, Class<? extends DataSource>> dataSourcesMap = new HashMap<String, Class<? extends DataSource>>(
+		Map<String, Class<? extends ReadableDataSource>> dataSourcesMap = new HashMap<String, Class<? extends ReadableDataSource>>(
 				4);
 
 		ClassLoader classLoader = DataSourceLoader.class.getClassLoader();
@@ -102,10 +102,10 @@ public class DataSourceLoader {
 
 						Class<?> dataSourceClass = ClassUtils.resolveClassName(className,
 								classLoader);
-						Assert.isAssignable(DataSource.class, dataSourceClass);
+						Assert.isAssignable(ReadableDataSource.class, dataSourceClass);
 
 						dataSourcesMap.put(type,
-								(Class<? extends DataSource>) dataSourceClass);
+								(Class<? extends ReadableDataSource>) dataSourceClass);
 
 						if (logger.isDebugEnabled()) {
 							logger.debug("Sentinel DataSource implementation [ type : "
@@ -126,10 +126,10 @@ public class DataSourceLoader {
 		return dataSourcesMap;
 	}
 
-	public static Class<? extends DataSource> loadClass(String type)
+	public static Class<? extends ReadableDataSource> loadClass(String type)
 			throws IllegalArgumentException {
 
-		Class<? extends DataSource> dataSourceClass = dataSourceClassesCache.get(type);
+		Class<? extends ReadableDataSource> dataSourceClass = dataSourceClassesCache.get(type);
 
 		if (dataSourceClass == null) {
 			if (dataSourceClassesCache.isEmpty()) {
diff --git a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/SentinelDataSourcePostProcessor.java b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/SentinelDataSourcePostProcessor.java
index 05914b7d2..7f81899a4 100644
--- a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/SentinelDataSourcePostProcessor.java
+++ b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/SentinelDataSourcePostProcessor.java
@@ -44,20 +44,20 @@ import org.springframework.core.env.ConfigurableEnvironment;
 import org.springframework.util.ReflectionUtils;
 import org.springframework.util.StringUtils;
 
-import com.alibaba.csp.sentinel.datasource.ConfigParser;
+import com.alibaba.csp.sentinel.datasource.Converter;
 
 /**
  * {@link SentinelDataSource @SentinelDataSource} Post Processor
  *
  * @author fangjian
- * @see com.alibaba.csp.sentinel.datasource.DataSource
+ * @see com.alibaba.csp.sentinel.datasource.ReadableDataSource
  * @see SentinelDataSource
  */
 public class SentinelDataSourcePostProcessor
 		extends InstantiationAwareBeanPostProcessorAdapter
 		implements MergedBeanDefinitionPostProcessor {
 
-    private static final Logger logger = LoggerFactory
+	private static final Logger logger = LoggerFactory
 			.getLogger(SentinelDataSourcePostProcessor.class);
 
 	@Autowired
@@ -170,8 +170,8 @@ public class SentinelDataSourcePostProcessor
 		for (String propertyName : propertyMap.keySet()) {
 			Field field = ReflectionUtils.findField(targetClass, propertyName);
 			if (field != null) {
-				if (field.getType().isAssignableFrom(ConfigParser.class)) {
-					// ConfigParser get from ApplicationContext
+				if (field.getType().isAssignableFrom(Converter.class)) {
+					// Converter get from ApplicationContext
 					builder.addPropertyReference(propertyName,
 							propertyMap.get(propertyName).toString());
 				}
diff --git a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/ApolloDataSourceFactoryBean.java b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/ApolloDataSourceFactoryBean.java
index 48458f82b..09b39bb44 100644
--- a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/ApolloDataSourceFactoryBean.java
+++ b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/ApolloDataSourceFactoryBean.java
@@ -2,7 +2,7 @@ package org.springframework.cloud.alibaba.sentinel.datasource.factorybean;
 
 import org.springframework.beans.factory.FactoryBean;
 
-import com.alibaba.csp.sentinel.datasource.ConfigParser;
+import com.alibaba.csp.sentinel.datasource.Converter;
 import com.alibaba.csp.sentinel.datasource.apollo.ApolloDataSource;
 
 /**
@@ -14,12 +14,12 @@ public class ApolloDataSourceFactoryBean implements FactoryBean<ApolloDataSource
 	private String namespaceName;
 	private String flowRulesKey;
 	private String defaultFlowRuleValue;
-	private ConfigParser configParser;
+	private Converter converter;
 
 	@Override
 	public ApolloDataSource getObject() throws Exception {
 		return new ApolloDataSource(namespaceName, flowRulesKey, defaultFlowRuleValue,
-				configParser);
+				converter);
 	}
 
 	@Override
@@ -51,11 +51,11 @@ public class ApolloDataSourceFactoryBean implements FactoryBean<ApolloDataSource
 		this.defaultFlowRuleValue = defaultFlowRuleValue;
 	}
 
-	public ConfigParser getConfigParser() {
-		return configParser;
+	public Converter getConverter() {
+		return converter;
 	}
 
-	public void setConfigParser(ConfigParser configParser) {
-		this.configParser = configParser;
+	public void setConverter(Converter Converter) {
+		this.converter = Converter;
 	}
 }
diff --git a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/FileRefreshableDataSourceFactoryBean.java b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/FileRefreshableDataSourceFactoryBean.java
index 610fb801e..759827647 100644
--- a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/FileRefreshableDataSourceFactoryBean.java
+++ b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/FileRefreshableDataSourceFactoryBean.java
@@ -5,7 +5,7 @@ import java.nio.charset.Charset;
 
 import org.springframework.beans.factory.FactoryBean;
 
-import com.alibaba.csp.sentinel.datasource.ConfigParser;
+import com.alibaba.csp.sentinel.datasource.Converter;
 import com.alibaba.csp.sentinel.datasource.FileRefreshableDataSource;
 
 /**
@@ -19,11 +19,11 @@ public class FileRefreshableDataSourceFactoryBean
 	private String charset;
 	private long recommendRefreshMs;
 	private int bufSize;
-	private ConfigParser configParser;
+	private Converter converter;
 
 	@Override
 	public FileRefreshableDataSource getObject() throws Exception {
-		return new FileRefreshableDataSource(new File(file), configParser,
+		return new FileRefreshableDataSource(new File(file), converter,
 				recommendRefreshMs, bufSize, Charset.forName(charset));
 	}
 
@@ -64,11 +64,11 @@ public class FileRefreshableDataSourceFactoryBean
 		this.bufSize = bufSize;
 	}
 
-	public ConfigParser getConfigParser() {
-		return configParser;
+	public Converter getConverter() {
+		return converter;
 	}
 
-	public void setConfigParser(ConfigParser configParser) {
-		this.configParser = configParser;
+	public void setConverter(Converter Converter) {
+		this.converter = Converter;
 	}
 }
diff --git a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/NacosDataSourceFactoryBean.java b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/NacosDataSourceFactoryBean.java
index 0fdeeebf8..3de75fad4 100644
--- a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/NacosDataSourceFactoryBean.java
+++ b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/NacosDataSourceFactoryBean.java
@@ -2,7 +2,7 @@ package org.springframework.cloud.alibaba.sentinel.datasource.factorybean;
 
 import org.springframework.beans.factory.FactoryBean;
 
-import com.alibaba.csp.sentinel.datasource.ConfigParser;
+import com.alibaba.csp.sentinel.datasource.Converter;
 import com.alibaba.csp.sentinel.datasource.nacos.NacosDataSource;
 
 /**
@@ -14,11 +14,11 @@ public class NacosDataSourceFactoryBean implements FactoryBean<NacosDataSource>
 	private String serverAddr;
 	private String groupId;
 	private String dataId;
-	private ConfigParser configParser;
+	private Converter converter;
 
 	@Override
 	public NacosDataSource getObject() throws Exception {
-		return new NacosDataSource(serverAddr, groupId, dataId, configParser);
+		return new NacosDataSource(serverAddr, groupId, dataId, converter);
 	}
 
 	@Override
@@ -50,11 +50,11 @@ public class NacosDataSourceFactoryBean implements FactoryBean<NacosDataSource>
 		this.dataId = dataId;
 	}
 
-	public ConfigParser getConfigParser() {
-		return configParser;
+	public Converter getConverter() {
+		return converter;
 	}
 
-	public void setConfigParser(ConfigParser configParser) {
-		this.configParser = configParser;
+	public void setConverter(Converter Converter) {
+		this.converter = Converter;
 	}
 }
diff --git a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/ZookeeperDataSourceFactoryBean.java b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/ZookeeperDataSourceFactoryBean.java
index b0ea5aaa0..aa10270a7 100644
--- a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/ZookeeperDataSourceFactoryBean.java
+++ b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/factorybean/ZookeeperDataSourceFactoryBean.java
@@ -3,7 +3,7 @@ package org.springframework.cloud.alibaba.sentinel.datasource.factorybean;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.FactoryBean;
 
-import com.alibaba.csp.sentinel.datasource.ConfigParser;
+import com.alibaba.csp.sentinel.datasource.Converter;
 import com.alibaba.csp.sentinel.datasource.zookeeper.ZookeeperDataSource;
 
 /**
@@ -19,17 +19,17 @@ public class ZookeeperDataSourceFactoryBean implements FactoryBean<ZookeeperData
 	private String groupId;
 	private String dataId;
 
-	private ConfigParser configParser;
+	private Converter converter;
 
 	@Override
 	public ZookeeperDataSource getObject() throws Exception {
 		if (StringUtils.isNotEmpty(groupId) && StringUtils.isNotEmpty(dataId)) {
-		    // the path will be /{groupId}/{dataId}
-			return new ZookeeperDataSource(serverAddr, groupId, dataId, configParser);
+			// the path will be /{groupId}/{dataId}
+			return new ZookeeperDataSource(serverAddr, groupId, dataId, converter);
 		}
 		else {
-		    // using path directly
-			return new ZookeeperDataSource(serverAddr, path, configParser);
+			// using path directly
+			return new ZookeeperDataSource(serverAddr, path, converter);
 		}
 	}
 
@@ -70,11 +70,11 @@ public class ZookeeperDataSourceFactoryBean implements FactoryBean<ZookeeperData
 		this.dataId = dataId;
 	}
 
-	public ConfigParser getConfigParser() {
-		return configParser;
+	public Converter getConverter() {
+		return converter;
 	}
 
-	public void setConfigParser(ConfigParser configParser) {
-		this.configParser = configParser;
+	public void setConverter(Converter Converter) {
+		this.converter = Converter;
 	}
 }