init

sentinel/sentinel-demo/sentinel-demo-jax-rs/pom.xml

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>sentinel-demo</artifactId>
+        <groupId>com.alibaba.csp</groupId>
+        <version>1.8.3</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>sentinel-demo-jax-rs</artifactId>
+
+    <properties>
+        <spring.boot.version>2.2.6.RELEASE</spring.boot.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.alibaba.csp</groupId>
+            <artifactId>sentinel-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba.csp</groupId>
+            <artifactId>sentinel-transport-simple-http</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba.csp</groupId>
+            <artifactId>sentinel-jax-rs-adapter</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.jboss.resteasy</groupId>
+            <artifactId>resteasy-spring-boot-starter</artifactId>
+            <version>4.5.1.Final</version>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+            <version>${spring.boot.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <version>${spring.boot.version}</version>
+        </dependency>
+    </dependencies>
+
+</project>

sentinel/sentinel-demo/sentinel-demo-jax-rs/src/main/java/com/alibaba/csp/sentinel/demo/jaxrs/CustomExceptionMapper.java

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+/*
+ * Copyright 1999-2020 Alibaba Group Holding Ltd.
+ *
+ * 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.csp.sentinel.demo.jaxrs;
+
+import org.springframework.stereotype.Component;
+
+import javax.annotation.Priority;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.ext.ExceptionMapper;
+import javax.ws.rs.ext.Provider;
+
+/**
+ * @author sea
+ */
+@Component
+@Provider
+@Priority(javax.ws.rs.Priorities.USER - 1)
+public class CustomExceptionMapper implements ExceptionMapper<Throwable> {
+    @Override
+    public Response toResponse(Throwable exception) {
+        return Response.status(Response.Status.INTERNAL_SERVER_ERROR)
+                .entity("Unknown Server Error")
+                .build();
+    }
+}

sentinel/sentinel-demo/sentinel-demo-jax-rs/src/main/java/com/alibaba/csp/sentinel/demo/jaxrs/HelloEntity.java

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+/*
+ * Copyright 1999-2020 Alibaba Group Holding Ltd.
+ *
+ * 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.csp.sentinel.demo.jaxrs;
+
+/**
+ * @author sea
+ */
+public class HelloEntity {
+
+    Long id;
+
+    String msg;
+
+    public HelloEntity() {
+    }
+
+    public HelloEntity(String msg) {
+        this.msg = msg;
+    }
+
+    public HelloEntity(Long id, String msg) {
+        this.id = id;
+        this.msg = msg;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getMsg() {
+        return msg;
+    }
+
+    public void setMsg(String msg) {
+        this.msg = msg;
+    }
+
+    @Override
+    public String toString() {
+        return "HelloEntity{" +
+                "id=" + id +
+                ", msg='" + msg + '\'' +
+                '}';
+    }
+}

sentinel/sentinel-demo/sentinel-demo-jax-rs/src/main/java/com/alibaba/csp/sentinel/demo/jaxrs/HelloResource.java

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+/*
+ * Copyright 1999-2020 Alibaba Group Holding Ltd.
+ *
+ * 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.csp.sentinel.demo.jaxrs;
+
+import org.springframework.stereotype.Component;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+/**
+ * HelloResource
+ * @author sea
+ */
+@Path("/hello")
+@Produces(MediaType.APPLICATION_JSON)
+@Component
+public class HelloResource {
+
+    @GET
+    public HelloEntity sayHello() {
+        return new HelloEntity("hello");
+    }
+
+    @GET
+    @Path("/{id}")
+    public HelloEntity get(@PathParam(value = "id") Long id) {
+        return new HelloEntity(id, "hello");
+    }
+
+    @GET
+    @Path("/list")
+    public List<HelloEntity> getAll() {
+        return IntStream.rangeClosed(1, 1000)
+                .mapToObj(i -> new HelloEntity((long)i, "hello"))
+                .collect(Collectors.toList());
+    }
+
+    @Path("/ex")
+    @GET
+    @Produces({ MediaType.APPLICATION_JSON })
+    public String exception() {
+        throw new RuntimeException("test exception mapper");
+    }
+}

sentinel/sentinel-demo/sentinel-demo-jax-rs/src/main/java/com/alibaba/csp/sentinel/demo/jaxrs/JaxRsClientDemo.java

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+/*
+ * Copyright 1999-2020 Alibaba Group Holding Ltd.
+ *
+ * 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.csp.sentinel.demo.jaxrs;
+
+import com.alibaba.csp.sentinel.adapter.jaxrs.SentinelJaxRsClientTemplate;
+import com.alibaba.csp.sentinel.util.function.Supplier;
+
+import javax.ws.rs.client.Client;
+import javax.ws.rs.client.ClientBuilder;
+import javax.ws.rs.core.Response;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * @author sea
+ */
+public class JaxRsClientDemo {
+
+    public static void main(String[] args) {
+        Client client = ClientBuilder.newBuilder()
+                .connectTimeout(3, TimeUnit.SECONDS)
+                .readTimeout(3, TimeUnit.SECONDS)
+                .build();
+
+        final String host = "http://127.0.0.1:8181";
+        final String url = "/hello/1";
+        String resourceName = "GET:" + url;
+        Response response = SentinelJaxRsClientTemplate.execute(resourceName, new Supplier<Response>() {
+
+            @Override
+            public Response get() {
+                return client.target(host).path(url).request()
+                        .get();
+            }
+        });
+        System.out.println(response.readEntity(HelloEntity.class));
+        System.exit(0);
+    }
+}

sentinel/sentinel-demo/sentinel-demo-jax-rs/src/main/java/com/alibaba/csp/sentinel/demo/jaxrs/JaxRsDemoApplication.java

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+/*
+ * Copyright 1999-2020 Alibaba Group Holding Ltd.
+ *
+ * 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.csp.sentinel.demo.jaxrs;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+/**
+ * <p>Add the JVM parameter to connect to the dashboard:</p>
+ * {@code -Dcsp.sentinel.dashboard.server=127.0.0.1:8080 -Dproject.name=sentinel-demo-jax-rs}
+ *
+ * @author sea
+ */
+@SpringBootApplication
+public class JaxRsDemoApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(JaxRsDemoApplication.class);
+    }
+}

sentinel/sentinel-demo/sentinel-demo-jax-rs/src/main/java/com/alibaba/csp/sentinel/demo/jaxrs/SentinelJaxRsConfig.java

@@ -0,0 +1,32 @@
+/*
+ * Copyright 1999-2020 Alibaba Group Holding Ltd.
+ *
+ * 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.csp.sentinel.demo.jaxrs;
+
+import com.alibaba.csp.sentinel.adapter.jaxrs.SentinelJaxRsProviderFilter;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * @author sea
+ */
+@Configuration(proxyBeanMethods = false)
+public class SentinelJaxRsConfig {
+
+    @Bean
+    public SentinelJaxRsProviderFilter sentinelJaxRsProviderFilter() {
+        return new SentinelJaxRsProviderFilter();
+    }
+}

sentinel/sentinel-demo/sentinel-demo-jax-rs/src/main/resources/application.properties

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+server.port=8181