#31 Config Verifier: Backend implementation

dmnverifierapi/docApi.md

@@ -5,9 +5,10 @@ Root path: <code>/api</code>
 <h3>Verifications</h3>
 
 <h4>Get all verifications from all verifiers with the given dmn table</h4>
+The <i>token</i> parameter is optional for some metric statistics.
 <ul>
   <li>POST</li>
-  <li><code>/api/dmn/verification/</code></li>
+  <li><code>/api/dmn/verification?token={token}</code></li>
   <li>Consumes: text/xml - the dmn table as xml string</li>
   <li>Produces: application/json</li>
 </ul>
@@ -23,16 +24,17 @@ Root path: <code>/api</code>
 </ul>
 
 <h4>Get all verifications for the given verification classification</h4>
+The <i>token</i> parameter is optional for some metric statistics.
 <ul>
   <li>POST</li>
-  <li><code>/api/dmn/verification/classifications/{classificationName}</code></li>
+  <li><code>/api/dmn/verification/classifications/{classificationName}?token={token}</code></li>
   <li>Consumes: text/xml - the dmn table as xml string</li>
   <li>Produces: application/json</li>
 </ul>
 
 <h3>Verification types</h3>
 
-<h4>Get a list of all verification types</h4>
+<h4>Get a list of all <b>active</b> verification types</h4>
 <ul>
   <li>GET</li>
   <li>
@@ -43,17 +45,39 @@ Root path: <code>/api</code>
 </ul>
 
 <h4>Get all verifications for the given verification types a and b</h4>
+The <i>token</i> parameter is optional for some metric statistics.
 <ul>
   <li>POST</li>
-  <li><code>/api/dmn/verification/types?typeName={a}&typeName={b}</code></li>
+  <li><code>/api/dmn/verification/types?typeName={a}&typeName={b}&token={token}</code></li>
   <li>Consumes: text/xml - the dmn table as xml string</li>
   <li>Produces: application/json</li>
 </ul>
 
+<h3>Verification Config</h3>
+<h4>Get all verification types and the boolean value of their active state</h4>
+<ul>
+  <li>GET</li>
+  <li>
+    <code><a href="/api/dmn/verification/config"
+             target="_blank">/api/dmn/verification/config</a></code>
+  </li>
+  <li>Produces: application/json</li>
+</ul>
+
+<h4>Set the config to enable/disable a verification type</h4>
+Set "true" or "false" for the active state of the verification. If "false", no verification will
+be computed.
+<ul>
+  <li>POST</li>
+  <li>
+    <code>/api/dmn/verification/config/{verificationName}/{active}</code>
+  </li>
+</ul>
+
 <h3>Metrics</h3>
 
 <h4>Get some statistics about execution times</h4>
-The token parameter is optional for some metric statistics. The default value is 'all'.
+The <i>token</i> parameter is optional for some metric statistics. The default value is 'all'.
 <ul>
   <li>GET</li>
   <li>
@@ -63,7 +87,7 @@ The token parameter is optional for some metric statistics. The default value is
   <li>Produces: application/json</li>
 </ul>
 
-<h3>Actions</h3>
+<h3>Action Config</h3>
 
 <h4>Get global the action config</h4>
 Get "true" or "false" for the global action creation setting. If "false", no actions will be

dmnverifierapi/src/main/java/de/unikoblenz/fgbks/api/Verification.java

@@ -53,7 +53,7 @@ public class Verification {
   }
 
   /**
-   * Method to get all registered verification types.
+   * Method to get all active verification types.
    *
    * @return a list of {@link VerificationType} as a JSON String.
    */
@@ -142,6 +142,31 @@ public class Verification {
     return Response.accepted(dmnVerificationMetricsService.getMetrics(token)).build();
   }
 
+  /**
+   * Method to get all registered {@link VerificationType}s. These types are mapped with a boolean,
+   * which indicates, if the verifier is active or not.
+   */
+  @GET
+  @Path("/config")
+  @Produces(MediaType.APPLICATION_JSON)
+  public Response configVerificationTypes() {
+    return Response.accepted(dmnVerificationService.getVerificationTypesConfig()).build();
+  }
+
+  /**
+   * Method to get all registered {@link VerificationType}s. These types are mapped with a boolean,
+   * which indicates, if the verifier is active or not.
+   */
+  @POST
+  @Path("/config/{verificationName}/{active}")
+  @Produces(MediaType.APPLICATION_JSON)
+  public Response configVerificationTypes(
+      @PathParam("verificationName") String verificationTypeName,
+      @PathParam("active") boolean value) {
+    dmnVerificationService.setVerificationTypesConfig(verificationTypeName, value);
+    return Response.accepted().build();
+  }
+
   /**
    * Method to get a boolean, if the actions are active or inactive
    *

dmnverifierapi/src/main/java/de/unikoblenz/fgbks/core/dmn/verification/DmnVerificationService.java

@@ -10,7 +10,6 @@ import de.unikoblenz.fgbks.core.dmn.verification.result.VerifierResultSet.Builde
 import de.unikoblenz.fgbks.core.dmn.verification.result.actions.FixActionService;
 import de.unikoblenz.fgbks.core.dmn.verification.verifier.AbstractVerifier;
 import de.unikoblenz.fgbks.core.dmn.verification.verifier.DmnVerifier;
-import de.unikoblenz.fgbks.core.dmn.verification.verifier.Verifier;
 import de.unikoblenz.fgbks.core.dmn.verification.verifier.classification.Classification;
 import de.unikoblenz.fgbks.core.dmn.verification.verifier.classification.ClassificationType;
 import de.unikoblenz.fgbks.core.dmn.verification.verifier.config.AbstractDmnVerifierConfig;
@@ -29,6 +28,7 @@ import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.Future;
+import java.util.stream.Collectors;
 import javax.enterprise.context.ApplicationScoped;
 import javax.inject.Inject;
 import org.apache.commons.lang3.Validate;
@@ -59,14 +59,14 @@ public class DmnVerificationService {
 
   private ExecutorService executor;
   private Set<Class<?>> verifierClasses;
-  private List<VerificationType> verificationTypes;
+  @Inject
+  protected DmnVerificationMetricsService dmnVerificationMetricsService;
   private List<ClassificationType> verificationClassificationTypes;
 
   @Inject protected DmnService dmnService;
   @Inject
-  protected DmnVerificationMetricsService dmnVerificationMetricsService;
-  @Inject
   protected FixActionService fixActionService;
+  private Map<VerificationType, Boolean> verificationTypes;
 
   protected DmnVerificationService() {
     super();
@@ -112,13 +112,42 @@ public class DmnVerificationService {
   }
 
   /**
-   * This function returns all currently registered {@link VerificationType}s as {@link
+   * This function returns all currently active {@link VerificationType}s as {@link
    * Collections#unmodifiableList}.
    *
    * @return a list of {@link VerificationType}s
    */
   public List<VerificationType> getVerificationTypes() {
-    return Collections.unmodifiableList(verificationTypes);
+    return Collections.unmodifiableList(
+        verificationTypes.keySet().stream()
+            .filter(v -> verificationTypes.get(v))
+            .collect(Collectors.toList()));
+  }
+
+  /**
+   * This function returns a map of all currently registered {@link VerificationType}s. The boolean
+   * value indicates, if the verifier is active or not.
+   *
+   * @return a map of {@link VerificationType}s (Name as {@link String}) and {@link Boolean}
+   */
+  public Map<String, Boolean> getVerificationTypesConfig() {
+    return verificationTypes.keySet().stream()
+        .collect(Collectors.toMap(v -> v.getName().getValue(), v -> verificationTypes.get(v)));
+  }
+
+  /**
+   * This function sets a config for a currently registered {@link VerificationType}s. The boolean
+   * value indicates, if the verifier is active or not.
+   *
+   * @param verificationName the name of a registered VerificationType as String
+   * @param value the boolean value, if the verifier is active or not
+   */
+  public void setVerificationTypesConfig(String verificationName, boolean value) {
+    // try to find a verifier
+    verificationTypes.keySet().stream()
+        .filter(v -> v.getName().getValue().equals(verificationName))
+        .findFirst()
+        .ifPresent(v -> verificationTypes.put(v, value));
   }
 
   /**
@@ -143,8 +172,7 @@ public class DmnVerificationService {
       LOGGER.info("Init verifier.");
       Reflections reflections = new Reflections(packagePath);
       verifierClasses = reflections.getTypesAnnotatedWith(DmnVerifier.class);
-
-      verificationTypes = new ArrayList<>();
+      verificationTypes = new ConcurrentHashMap<>();
       Set<Class<?>> clVts = reflections.getTypesAnnotatedWith(Type.class);
       for (Class<?> clVt : clVts) {
         try {
@@ -156,7 +184,7 @@ public class DmnVerificationService {
                   + " ("
                   + verificationType.getClassification().getName()
                   + ")");
-          verificationTypes.add(verificationType);
+          verificationTypes.put(verificationType, true);
         } catch (IllegalAccessException | NoSuchMethodException | InvocationTargetException e) {
           e.printStackTrace();
         }
@@ -211,9 +239,8 @@ public class DmnVerificationService {
       return resultBuilder.build();
     }
     LOGGER.info("Looking for verifiers. Id: " + verificationProcessId);
-    List<Future<VerifierResult>> results = new ArrayList<>(verifierClasses.size());
-
-    List<Verifier> executedVerifier = new ArrayList<>();
+    List<Future<VerifierResult>> results = new ArrayList<>(30);
+    List<VerificationType> activeVerifier = getVerificationTypes();
     for (Class<?> verifierClass : verifierClasses) {
       AbstractVerifier av = null;
       try {
@@ -222,16 +249,15 @@ public class DmnVerificationService {
         LOGGER.error(e.getMessage());
       }
       if (av != null
+          && activeVerifier.contains(av.getVerificationType())
           && (typeNames == null
           || typeNames.contains(av.getVerificationType().getName().getValue()))
           && (classificationName == null
-              || av.getVerificationType()
-                  .getClassification()
-                  .getName()
-                  .getValue()
-                  .equals(classificationName))) {
-        // add verifier to list
-        executedVerifier.add(av);
+          || av.getVerificationType()
+          .getClassification()
+          .getName()
+          .getValue()
+          .equals(classificationName))) {
         // Create Configuration
         AbstractDmnVerifierConfig verifierConfig =
             configs.get(av.getClass().getAnnotation(DmnVerifier.class).verifierConfig());

dmnverifierapi/src/main/resources/META-INF/resources/index.html

@@ -152,7 +152,7 @@
 
     <h3>Verification types</h3>
 
-    <h4>Get a list of all verification types</h4>
+    <h4>Get a list of all <b>active</b> verification types</h4>
     <ul>
       <li>GET</li>
       <li>
@@ -171,6 +171,27 @@
       <li>Produces: application/json</li>
     </ul>
 
+    <h3>Verification Config</h3>
+    <h4>Get all verification types and the boolean value of their active state</h4>
+    <ul>
+      <li>GET</li>
+      <li>
+        <code><a href="/api/dmn/verification/config"
+                 target="_blank">/api/dmn/verification/config</a></code>
+      </li>
+      <li>Produces: application/json</li>
+    </ul>
+
+    <h4>Set the config to enable/disable a verification type</h4>
+    Set "true" or "false" for the active state of the verification. If "false", no verification will
+    be computed.
+    <ul>
+      <li>POST</li>
+      <li>
+        <code>/api/dmn/verification/config/{verificationName}/{active}</code>
+      </li>
+    </ul>
+
     <h3>Metrics</h3>
 
     <h4>Get some statistics about execution times</h4>
@@ -184,7 +205,7 @@
       <li>Produces: application/json</li>
     </ul>
 
-    <h3>Actions</h3>
+    <h3>Action Config</h3>
 
     <h4>Get global the action config</h4>
     Get "true" or "false" for the global action creation setting. If "false", no actions will be