👻 Revert "Revert "🐛 Be able to process FIELD rules"" (#644)

Reverts #639

demo-output.yaml

@@ -899,6 +899,19 @@
  matchingXML: ""
  effort: 1
  insights:
+ field-rule-00001:
+ description: Sample field declaration rule
+ category: mandatory
+ incidents:
+ - uri: file:///examples/customers-tomcat-legacy/src/main/java/io/konveyor/demo/ordermanagement/service/CustomerService.java
+ message: Field found
+ codeSnip: " 8 import org.springframework.data.domain.Page;\n 9 import org.springframework.data.domain.Pageable;\n10 import org.springframework.stereotype.Service;\n11 import org.springframework.transaction.annotation.Transactional;\n12 \n13 @Service\n14 @Transactional\n15 public class CustomerService implements ICustomerService{\n16 \t\n17 \t@Autowired\n18 \tprivate CustomerRepository repository;\n19 \t\n20 \tprivate static Logger logger = Logger.getLogger( CustomerService.class.getName() );\n21 \t\n22 \tpublic Customer findById(Long id) {\n23 \t\tlogger.debug(\"Entering CustomerService.findById()\");\n24 \t\tCustomer c = repository.findById(id).orElse(null);\n25 \t\tlogger.debug(\"Returning element: \" + c);\n26 \t\treturn c;\n27 \t}\n28 \t"
+ lineNumber: 18
+ variables:
+ file: file:///examples/customers-tomcat-legacy/src/main/java/io/konveyor/demo/ordermanagement/service/CustomerService.java
+ kind: Field
+ name: repository
+ package: io.konveyor.demo.ordermanagement.service
  java-downloaded-maven-artifact:
  description: |
  This rule tests the application downloaded from maven artifact

external-providers/java-external-provider/pkg/java_external_provider/provider.go

@@ -58,6 +58,7 @@ var locationToCode = map[string]int{
  "variable_declaration": 9,
  "type": 10,
  "package": 11,
+ "field": 12,
 }
 
 type javaProvider struct {

external-providers/java-external-provider/pkg/java_external_provider/service_client.go

@@ -80,6 +80,8 @@ func (p *javaServiceClient) Evaluate(ctx context.Context, cap string, conditionI
  incidents, err = p.filterDefault(symbols)
  case 11:
  incidents, err = p.filterDefault(symbols)
+ case 12:
+ incidents, err = p.filterDefault(symbols)
  default:
 
  }

rule-example.yaml

@@ -329,4 +329,12 @@
  ruleID: java-downloaded-maven-artifact
  when:
  java.referenced:
- pattern: io.javaoperatorsdk.operator.Operator
+ pattern: io.javaoperatorsdk.operator.Operator
+- category: mandatory
+ description: Sample field declaration rule
+ message: "Field found"
+ ruleID: field-rule-00001
+ when:
+ java.referenced:
+ pattern: io.konveyor.demo.ordermanagement.repository.CustomerRepository
+ location: FIELD