diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5fd31c88e..2652504ed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,3 +7,4 @@
- [Add configurable heartbeat interval support](https://github.com/Tencent/spring-cloud-tencent/pull/443)
- [feat:enhance Feign and RestTemplate and support Polaris monitor.](https://github.com/Tencent/spring-cloud-tencent/pull/446)
- [Optimize feign & rest-template circuit-breaker logic](https://github.com/Tencent/spring-cloud-tencent/pull/453)
+- [Bugfix: Removed unused class for circuit-breaker module](https://github.com/Tencent/spring-cloud-tencent/pull/456)
diff --git a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/AbstractPolarisCircuitBreakAdapter.java b/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/AbstractPolarisCircuitBreakAdapter.java
deleted file mode 100644
index 42137fe62..000000000
--- a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/AbstractPolarisCircuitBreakAdapter.java
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
- *
- * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
- *
- * Licensed under the BSD 3-Clause License (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * https://opensource.org/licenses/BSD-3-Clause
- *
- * 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.tencent.cloud.polaris.circuitbreaker;
-
-import java.util.List;
-import java.util.Objects;
-
-import com.tencent.cloud.polaris.circuitbreaker.config.PolarisCircuitBreakerProperties;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import org.springframework.http.HttpStatus;
-import org.springframework.lang.Nullable;
-
-import static org.springframework.http.HttpStatus.INTERNAL_SERVER_ERROR;
-
-/**
- * Abstract Polaris Circuit-Break Adapter .
- *
- * @author Elve.Xu 2022-07-11
- */
-public abstract class AbstractPolarisCircuitBreakAdapter {
-
- private static final Logger LOG = LoggerFactory.getLogger(AbstractPolarisCircuitBreakAdapter.class);
-
- protected final PolarisCircuitBreakerProperties properties;
-
- /**
- * Constructor With {@link PolarisCircuitBreakerProperties} .
- *
- * @param properties instance of {@link PolarisCircuitBreakerProperties}.
- */
- protected AbstractPolarisCircuitBreakAdapter(PolarisCircuitBreakerProperties properties) {
- this.properties = properties;
- }
-
- /**
- * Callback after completion of request processing, Check if business meltdown reporting is required.
- *
- * @param httpStatus request http status code
- * @return true , otherwise return false .
- */
- protected boolean apply(@Nullable HttpStatus httpStatus) {
- if (Objects.isNull(httpStatus)) {
- return false;
- }
- else {
- // statuses > series
- List status = properties.getStatuses();
-
- if (status.isEmpty()) {
- List series = properties.getSeries();
- // Check INTERNAL_SERVER_ERROR (500) status.
- if (properties.getIgnoreInternalServerError() && Objects.equals(httpStatus, INTERNAL_SERVER_ERROR)) {
- return false;
- }
- if (series.isEmpty()) {
- return false;
- }
- else {
- try {
- return series.contains(HttpStatus.Series.valueOf(httpStatus));
- }
- catch (Exception e) {
- LOG.warn("Decode http status failed.", e);
- }
- }
- }
- else {
- // Use the user-specified fuse status code.
- return status.contains(httpStatus);
- }
- }
- // DEFAULT RETURN FALSE.
- return false;
- }
-}
diff --git a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/config/PolarisCircuitBreakerProperties.java b/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/config/PolarisCircuitBreakerProperties.java
deleted file mode 100644
index a47ad20a7..000000000
--- a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/config/PolarisCircuitBreakerProperties.java
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
- *
- * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
- *
- * Licensed under the BSD 3-Clause License (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * https://opensource.org/licenses/BSD-3-Clause
- *
- * 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.tencent.cloud.polaris.circuitbreaker.config;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-
-import org.springframework.boot.context.properties.ConfigurationProperties;
-import org.springframework.http.HttpStatus;
-
-import static org.springframework.http.HttpStatus.BAD_GATEWAY;
-import static org.springframework.http.HttpStatus.BANDWIDTH_LIMIT_EXCEEDED;
-import static org.springframework.http.HttpStatus.GATEWAY_TIMEOUT;
-import static org.springframework.http.HttpStatus.HTTP_VERSION_NOT_SUPPORTED;
-import static org.springframework.http.HttpStatus.INSUFFICIENT_STORAGE;
-import static org.springframework.http.HttpStatus.LOOP_DETECTED;
-import static org.springframework.http.HttpStatus.NETWORK_AUTHENTICATION_REQUIRED;
-import static org.springframework.http.HttpStatus.NOT_EXTENDED;
-import static org.springframework.http.HttpStatus.NOT_IMPLEMENTED;
-import static org.springframework.http.HttpStatus.SERVICE_UNAVAILABLE;
-import static org.springframework.http.HttpStatus.VARIANT_ALSO_NEGOTIATES;
-
-/**
- * Properties of Polaris CircuitBreaker .
- *
- * @author Elve.Xu 2022-07-08
- */
-@ConfigurationProperties("spring.cloud.polaris.circuitbreaker")
-public class PolarisCircuitBreakerProperties {
-
- /**
- * If circuit-breaker enabled.
- */
- private Boolean enabled = true;
-
- /**
- * Specify the Http status code(s) that needs to be fused.
- */
- private List statuses = toList(NOT_IMPLEMENTED, BAD_GATEWAY,
- SERVICE_UNAVAILABLE, GATEWAY_TIMEOUT, HTTP_VERSION_NOT_SUPPORTED, VARIANT_ALSO_NEGOTIATES,
- INSUFFICIENT_STORAGE, LOOP_DETECTED, BANDWIDTH_LIMIT_EXCEEDED, NOT_EXTENDED, NETWORK_AUTHENTICATION_REQUIRED);
-
- /**
- * Specify List of HTTP status series.
- */
- private List series = toList(HttpStatus.Series.SERVER_ERROR);
-
- /**
- * Ignore Internal Server Error Http Status Code,
- * Only takes effect if the attribute {@link PolarisCircuitBreakerProperties#series} is not empty.
- */
- private Boolean ignoreInternalServerError = true;
-
- /**
- * Convert items to List.
- *
- * @param items item arrays
- * @param Object Generics.
- * @return list
- */
- @SafeVarargs
- private static List toList(T... items) {
- return new ArrayList<>(Arrays.asList(items));
- }
-
- public Boolean getEnabled() {
- return enabled;
- }
-
- public void setEnabled(Boolean enabled) {
- this.enabled = enabled;
- }
-
- public List getStatuses() {
- return statuses;
- }
-
- public void setStatuses(List statuses) {
- this.statuses = statuses;
- }
-
- public List getSeries() {
- return series;
- }
-
- public void setSeries(List series) {
- this.series = series;
- }
-
- public Boolean getIgnoreInternalServerError() {
- return ignoreInternalServerError;
- }
-
- public void setIgnoreInternalServerError(Boolean ignoreInternalServerError) {
- this.ignoreInternalServerError = ignoreInternalServerError;
- }
-}
diff --git a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/AbstractPolarisCircuitBreakAdapterTest.java b/spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/AbstractPolarisCircuitBreakAdapterTest.java
deleted file mode 100644
index 0775c8313..000000000
--- a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/AbstractPolarisCircuitBreakAdapterTest.java
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
- *
- * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
- *
- * Licensed under the BSD 3-Clause License (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * https://opensource.org/licenses/BSD-3-Clause
- *
- * 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.tencent.cloud.polaris.circuitbreaker;
-
-import com.tencent.cloud.polaris.circuitbreaker.config.PolarisCircuitBreakerProperties;
-import org.assertj.core.api.Assertions;
-import org.junit.Test;
-
-import org.springframework.http.HttpStatus;
-
-/**
- * Test For {@link AbstractPolarisCircuitBreakAdapter}.
- *
- * @author Elve.Xu
- * @version ${project.version} - 2022/7/11
- */
-public class AbstractPolarisCircuitBreakAdapterTest {
-
- @Test
- public void testApplyWithDefaultConfig() {
- PolarisCircuitBreakerProperties properties = new PolarisCircuitBreakerProperties();
- // Mock Condition
- SimplePolarisCircuitBreakAdapter adapter = new SimplePolarisCircuitBreakAdapter(properties);
-
- // Assert
- Assertions.assertThat(adapter.apply(HttpStatus.OK)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.INTERNAL_SERVER_ERROR)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.BAD_GATEWAY)).isEqualTo(true);
- }
-
- @Test
- public void testApplyWithoutIgnoreInternalServerError() {
- PolarisCircuitBreakerProperties properties = new PolarisCircuitBreakerProperties();
- // Mock Condition
- properties.getStatuses().clear();
- properties.setIgnoreInternalServerError(false);
-
- SimplePolarisCircuitBreakAdapter adapter = new SimplePolarisCircuitBreakAdapter(properties);
-
- // Assert
- Assertions.assertThat(adapter.apply(HttpStatus.OK)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.INTERNAL_SERVER_ERROR)).isEqualTo(true);
- Assertions.assertThat(adapter.apply(HttpStatus.BAD_GATEWAY)).isEqualTo(true);
- }
-
- @Test
- public void testApplyWithIgnoreInternalServerError() {
- PolarisCircuitBreakerProperties properties = new PolarisCircuitBreakerProperties();
- // Mock Condition
- properties.getStatuses().clear();
- properties.setIgnoreInternalServerError(true);
-
- SimplePolarisCircuitBreakAdapter adapter = new SimplePolarisCircuitBreakAdapter(properties);
-
- // Assert
- Assertions.assertThat(adapter.apply(HttpStatus.OK)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.INTERNAL_SERVER_ERROR)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.BAD_GATEWAY)).isEqualTo(true);
- }
-
- @Test
- public void testApplyWithoutSeries() {
- PolarisCircuitBreakerProperties properties = new PolarisCircuitBreakerProperties();
- // Mock Condition
- properties.getStatuses().clear();
- properties.getSeries().clear();
-
- SimplePolarisCircuitBreakAdapter adapter = new SimplePolarisCircuitBreakAdapter(properties);
-
- // Assert
- Assertions.assertThat(adapter.apply(HttpStatus.OK)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.INTERNAL_SERVER_ERROR)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.BAD_GATEWAY)).isEqualTo(false);
- }
-
- @Test
- public void testApplyWithSeries() {
- PolarisCircuitBreakerProperties properties = new PolarisCircuitBreakerProperties();
- // Mock Condition
- properties.getStatuses().clear();
- properties.getSeries().clear();
- properties.getSeries().add(HttpStatus.Series.CLIENT_ERROR);
-
- SimplePolarisCircuitBreakAdapter adapter = new SimplePolarisCircuitBreakAdapter(properties);
-
- // Assert
- Assertions.assertThat(adapter.apply(HttpStatus.OK)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.INTERNAL_SERVER_ERROR)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.BAD_GATEWAY)).isEqualTo(false);
- Assertions.assertThat(adapter.apply(HttpStatus.FORBIDDEN)).isEqualTo(true);
- }
-
- /**
- * Simple Polaris CircuitBreak Adapter Implements .
- */
- public static class SimplePolarisCircuitBreakAdapter extends AbstractPolarisCircuitBreakAdapter {
-
- public SimplePolarisCircuitBreakAdapter(PolarisCircuitBreakerProperties properties) {
- super(properties);
- }
- }
-}