moving static state to non-static

- converting openshift clients to extension api
- removing extension adapters as extension client adapters can act as
their own factories
- correcting namespaced/plural for several openshift resources to remove
their operations

extensions/camel-k/client/src/main/java/io/fabric8/camelk/client/CamelKExtensionAdapter.java

@@ -15,6 +15,8 @@
  */
 package io.fabric8.camelk.client;
 
+import io.fabric8.camelk.client.dsl.V1APIGroupDSL;
+import io.fabric8.camelk.client.dsl.V1alpha1APIGroupDSL;
 import io.fabric8.kubernetes.client.Client;
 import io.fabric8.kubernetes.client.extension.ExtensionAdapter;
 
@@ -30,4 +32,10 @@ public CamelKClient adapt(Client client) {
     return new DefaultCamelKClient(client);
   }
 
+  @Override
+  public void registerClients(ClientFactory factory) {
+    factory.register(V1APIGroupDSL.class, new V1APIGroupClient());
+    factory.register(V1alpha1APIGroupDSL.class, new V1alpha1APIGroupClient());
+  }
+
 }

extensions/camel-k/client/src/main/java/io/fabric8/camelk/client/DefaultCamelKClient.java

@@ -22,18 +22,18 @@
 import io.fabric8.kubernetes.client.RequestConfig;
 import io.fabric8.kubernetes.client.WithRequestCallable;
 import io.fabric8.kubernetes.client.dsl.FunctionCallable;
-import io.fabric8.kubernetes.client.extension.ClientAdapter;
+import io.fabric8.kubernetes.client.extension.ExtensionRootClientAdapter;
 import io.fabric8.kubernetes.client.extension.SupportTestingClient;
 
-public class DefaultCamelKClient extends ClientAdapter<DefaultCamelKClient>
+public class DefaultCamelKClient extends ExtensionRootClientAdapter<DefaultCamelKClient>
     implements NamespacedCamelKClient, SupportTestingClient {
 
   public DefaultCamelKClient() {
     super();
   }
 
-  public DefaultCamelKClient(Config configuration) {
-    super(configuration);
+  public DefaultCamelKClient(Config config) {
+    super(config);
   }
 
   public DefaultCamelKClient(Client client) {

extensions/camel-k/client/src/main/java/io/fabric8/camelk/client/V1APIGroupClient.java

@@ -26,24 +26,15 @@
 import io.fabric8.camelk.v1.IntegrationList;
 import io.fabric8.camelk.v1.IntegrationPlatform;
 import io.fabric8.camelk.v1.IntegrationPlatformList;
-import io.fabric8.kubernetes.client.Client;
 import io.fabric8.kubernetes.client.dsl.MixedOperation;
 import io.fabric8.kubernetes.client.dsl.Resource;
 import io.fabric8.kubernetes.client.extension.ClientAdapter;
 
 public class V1APIGroupClient extends ClientAdapter<V1APIGroupClient> implements V1APIGroupDSL {
 
-  public V1APIGroupClient() {
-    super();
-  }
-
-  public V1APIGroupClient(Client client) {
-    super(client);
-  }
-
   @Override
-  public V1APIGroupClient newInstance(Client client) {
-    return new V1APIGroupClient(client);
+  public V1APIGroupClient newInstance() {
+    return new V1APIGroupClient();
   }
 
   @Override

extensions/camel-k/client/src/main/java/io/fabric8/camelk/client/V1alpha1APIGroupClient.java

@@ -18,24 +18,15 @@
 import io.fabric8.camelk.client.dsl.V1alpha1APIGroupDSL;
 import io.fabric8.camelk.v1alpha1.Kamelet;
 import io.fabric8.camelk.v1alpha1.KameletList;
-import io.fabric8.kubernetes.client.Client;
 import io.fabric8.kubernetes.client.dsl.MixedOperation;
 import io.fabric8.kubernetes.client.dsl.Resource;
 import io.fabric8.kubernetes.client.extension.ClientAdapter;
 
 public class V1alpha1APIGroupClient extends ClientAdapter<V1alpha1APIGroupClient> implements V1alpha1APIGroupDSL {
 
-  public V1alpha1APIGroupClient() {
-    super();
-  }
-
-  public V1alpha1APIGroupClient(Client client) {
-    super(client);
-  }
-
   @Override
-  public V1alpha1APIGroupClient newInstance(Client client) {
-    return new V1alpha1APIGroupClient(client);
+  public V1alpha1APIGroupClient newInstance() {
+    return new V1alpha1APIGroupClient();
   }
 
   @Override

extensions/camel-k/client/src/main/resources/META-INF/services/io.fabric8.kubernetes.client.extension.ExtensionAdapter

@@ -14,5 +14,3 @@
 # limitations under the License.
 #
 io.fabric8.camelk.client.CamelKExtensionAdapter
-io.fabric8.camelk.client.V1APIGroupExtensionAdapter
-io.fabric8.camelk.client.V1alpha1APIGroupExtensionAdapter

extensions/certmanager/client/src/main/java/io/fabric8/certmanager/client/CertManagerExtensionAdapter.java

@@ -15,6 +15,10 @@
  */
 package io.fabric8.certmanager.client;
 
+import io.fabric8.certmanager.client.dsl.V1APIGroupDSL;
+import io.fabric8.certmanager.client.dsl.V1alpha2APIGroupDSL;
+import io.fabric8.certmanager.client.dsl.V1alpha3APIGroupDSL;
+import io.fabric8.certmanager.client.dsl.V1beta1APIGroupDSL;
 import io.fabric8.kubernetes.client.Client;
 import io.fabric8.kubernetes.client.extension.ExtensionAdapter;
 
@@ -30,4 +34,12 @@ public CertManagerClient adapt(Client client) {
     return new DefaultCertManagerClient(client);
   }
 
+  @Override
+  public void registerClients(ClientFactory factory) {
+    factory.register(V1alpha2APIGroupDSL.class, new V1alpha2APIGroupClient());
+    factory.register(V1alpha3APIGroupDSL.class, new V1alpha3APIGroupClient());
+    factory.register(V1beta1APIGroupDSL.class, new V1beta1APIGroupClient());
+    factory.register(V1APIGroupDSL.class, new V1APIGroupClient());
+  }
+
 }

extensions/certmanager/client/src/main/java/io/fabric8/certmanager/client/DefaultCertManagerClient.java

@@ -24,24 +24,25 @@
 import io.fabric8.kubernetes.client.RequestConfig;
 import io.fabric8.kubernetes.client.WithRequestCallable;
 import io.fabric8.kubernetes.client.dsl.FunctionCallable;
-import io.fabric8.kubernetes.client.extension.ClientAdapter;
+import io.fabric8.kubernetes.client.extension.ExtensionRootClientAdapter;
 
-public class DefaultCertManagerClient extends ClientAdapter<NamespacedCertManagerClient> implements NamespacedCertManagerClient {
+public class DefaultCertManagerClient extends ExtensionRootClientAdapter<DefaultCertManagerClient>
+    implements NamespacedCertManagerClient {
 
   public DefaultCertManagerClient() {
     super();
   }
 
-  public DefaultCertManagerClient(Config configuration) {
-    super(configuration);
+  public DefaultCertManagerClient(Config config) {
+    super(config);
   }
 
   public DefaultCertManagerClient(Client client) {
     super(client);
   }
 
   @Override
-  protected NamespacedCertManagerClient newInstance(Client client) {
+  protected DefaultCertManagerClient newInstance(Client client) {
     return new DefaultCertManagerClient(client);
   }
 
@@ -51,7 +52,9 @@ public FunctionCallable<NamespacedCertManagerClient> withRequestConfig(RequestCo
   }
 
   @Override
-  public V1APIGroupDSL v1() { return adapt(V1APIGroupClient.class); }
+  public V1APIGroupDSL v1() {
+    return adapt(V1APIGroupClient.class);
+  }
 
   @Override
   public V1alpha2APIGroupDSL v1alpha2() {

extensions/certmanager/client/src/main/java/io/fabric8/certmanager/client/V1APIGroupClient.java

@@ -28,22 +28,16 @@
 import io.fabric8.certmanager.api.model.v1.Issuer;
 import io.fabric8.certmanager.api.model.v1.IssuerList;
 import io.fabric8.certmanager.client.dsl.V1APIGroupDSL;
-import io.fabric8.kubernetes.client.Client;
 import io.fabric8.kubernetes.client.dsl.MixedOperation;
 import io.fabric8.kubernetes.client.dsl.NonNamespaceOperation;
 import io.fabric8.kubernetes.client.dsl.Resource;
 import io.fabric8.kubernetes.client.extension.ClientAdapter;
 
-public class V1APIGroupClient extends ClientAdapter<V1APIGroupDSL> implements V1APIGroupDSL {
-  public V1APIGroupClient() {super();}
-
-  public V1APIGroupClient(Client client) {
-    super(client);
-  }
+public class V1APIGroupClient extends ClientAdapter<V1APIGroupClient> implements V1APIGroupDSL {
 
   @Override
-  protected V1APIGroupDSL newInstance(Client client) {
-    return new V1APIGroupClient(client);
+  public V1APIGroupClient newInstance() {
+    return new V1APIGroupClient();
   }
 
   @Override

extensions/certmanager/client/src/main/java/io/fabric8/certmanager/client/V1alpha2APIGroupClient.java

@@ -28,24 +28,16 @@
 import io.fabric8.certmanager.api.model.v1alpha2.Issuer;
 import io.fabric8.certmanager.api.model.v1alpha2.IssuerList;
 import io.fabric8.certmanager.client.dsl.V1alpha2APIGroupDSL;
-import io.fabric8.kubernetes.client.Client;
 import io.fabric8.kubernetes.client.dsl.MixedOperation;
 import io.fabric8.kubernetes.client.dsl.NonNamespaceOperation;
 import io.fabric8.kubernetes.client.dsl.Resource;
 import io.fabric8.kubernetes.client.extension.ClientAdapter;
 
-public class V1alpha2APIGroupClient extends ClientAdapter<V1alpha2APIGroupDSL> implements V1alpha2APIGroupDSL {
-  public V1alpha2APIGroupClient() {
-    super();
-  }
-
-  public V1alpha2APIGroupClient(Client client) {
-    super(client);
-  }
+public class V1alpha2APIGroupClient extends ClientAdapter<V1alpha2APIGroupClient> implements V1alpha2APIGroupDSL {
 
   @Override
-  protected V1alpha2APIGroupDSL newInstance(Client client) {
-    return new V1alpha2APIGroupClient(client);
+  public V1alpha2APIGroupClient newInstance() {
+    return new V1alpha2APIGroupClient();
   }
 
   @Override

extensions/certmanager/client/src/main/java/io/fabric8/certmanager/client/V1alpha3APIGroupClient.java

@@ -28,24 +28,16 @@
 import io.fabric8.certmanager.api.model.v1alpha3.Issuer;
 import io.fabric8.certmanager.api.model.v1alpha3.IssuerList;
 import io.fabric8.certmanager.client.dsl.V1alpha3APIGroupDSL;
-import io.fabric8.kubernetes.client.Client;
 import io.fabric8.kubernetes.client.dsl.MixedOperation;
 import io.fabric8.kubernetes.client.dsl.NonNamespaceOperation;
 import io.fabric8.kubernetes.client.dsl.Resource;
 import io.fabric8.kubernetes.client.extension.ClientAdapter;
 
-public class V1alpha3APIGroupClient extends ClientAdapter<V1alpha3APIGroupDSL> implements V1alpha3APIGroupDSL {
-  public V1alpha3APIGroupClient() {
-    super();
-  }
-
-  public V1alpha3APIGroupClient(Client client) {
-    super(client);
-  }
+public class V1alpha3APIGroupClient extends ClientAdapter<V1alpha3APIGroupClient> implements V1alpha3APIGroupDSL {
 
   @Override
-  protected V1alpha3APIGroupDSL newInstance(Client client) {
-    return new V1alpha3APIGroupClient(client);
+  public V1alpha3APIGroupClient newInstance() {
+    return new V1alpha3APIGroupClient();
   }
 
   @Override