anchor.diff:  
   [source,java,indent=0]
   ----
  -Unresolved directive in verifier/introduction.adoc - include::{introduction_url}/samples/standalone/dsl/http-server/src/main/java/com/example/fraud/FraudDetectionController.java[tags=server_api,indent=0]
  -Unresolved directive in verifier/introduction.adoc - include::{introduction_url}/samples/standalone/dsl/http-server/src/main/java/com/example/fraud/FraudDetectionController.java[tags=new_impl,indent=0]
  -Unresolved directive in verifier/introduction.adoc - include::{introduction_url}/samples/standalone/dsl/http-server/src/main/java/com/example/fraud/FraudDetectionController.java[tags=initial_impl,indent=0]
  +@RequestMapping(
  +        value = "/fraudcheck",
  +        method = PUT,
  +        consumes = FRAUD_SERVICE_JSON_VERSION_1,
  +        produces = FRAUD_SERVICE_JSON_VERSION_1)
  +public FraudCheckResult fraudCheck(@RequestBody FraudCheck fraudCheck) {
  +if (amountGreaterThanThreshold(fraudCheck)) {
  +    return new FraudCheckResult(FraudCheckStatus.FRAUD, AMOUNT_TOO_HIGH);
  +}
  +return new FraudCheckResult(FraudCheckStatus.OK, NO_REASON);
   }
   ----
   
  
positive.code: 
  [source,groovy,indent=0]
  ----
  Unresolved directive in verifier/introduction.adoc - include::{introduction_url}/samples/standalone/dsl/http-client/src/main/java/com/example/loan/LoanApplicationService.java[tags=client_call_server,indent=0]
  ----
  
  For simplicity we've hardcoded the port of the Fraud Detection service at `8080` and our application is running on `8090`.
  
negative.code: 
  [source,xml,indent=0]
  ----
  <dependencyManagement>
      <dependencies>
          <dependency>
              <groupId>org.springframework.cloud</groupId>
              <artifactId>spring-cloud-contract-dependencies</artifactId>
              <version>${spring-cloud-contract.version}</version>
              <type>pom</type>
              <scope>import</scope>
          </dependency>
      </dependencies>
  </dependencyManagement>
  ----
  
  Next, the `Spring Cloud Contract Verifier` Maven plugin
  
  [source,xml,indent=0]
  ----
  <plugin>
      <groupId>org.springframework.cloud</groupId>
      <artifactId>spring-cloud-contract-maven-plugin</artifactId>
      <version>${spring-cloud-contract.version}</version>
      <extensions>true</extensions>
      <configuration>
          <baseClassForTests>com.example.fraud.MvcTest</baseClassForTests>
      </configuration>
  </plugin>
  ----
  
  Since the plugin was added we get the `Spring Cloud Contract Verifier` features which from the provided contracts:
  