Feature/qos service api

atlasdb-api/build.gradle

@@ -6,13 +6,15 @@ apply from: "../gradle/shared.gradle"
 dependencies {
   compile project(":atlasdb-commons")
   compile project(":timestamp-api")
-  compile 'javax.ws.rs:javax.ws.rs-api:2.0.1'
+  compile project(":qos-service-api")
+  compile group: 'javax.ws.rs', name: 'javax.ws.rs-api'
   compile group: 'org.apache.commons', name: 'commons-lang3'
   compile group: 'com.fasterxml.jackson.core', name: 'jackson-annotations'
   compile group: 'com.fasterxml.jackson.core', name: 'jackson-databind'
   compile group: 'javax.validation', name: 'validation-api'
 
   compile group: 'com.palantir.remoting-api', name: 'ssl-config'
+  compile group: 'com.palantir.remoting3', name: 'jaxrs-clients'
 
   processor group: 'org.immutables', name: 'value'
 

atlasdb-api/src/main/java/com/palantir/atlasdb/spi/AtlasDbFactory.java

@@ -23,6 +23,8 @@
 import com.palantir.atlasdb.config.LeaderConfig;
 import com.palantir.atlasdb.keyvalue.api.KeyValueService;
 import com.palantir.atlasdb.keyvalue.api.TableReference;
+import com.palantir.atlasdb.qos.FakeQosClient;
+import com.palantir.atlasdb.qos.QosClient;
 import com.palantir.timestamp.TimestampService;
 import com.palantir.timestamp.TimestampStoreInvalidator;
 
@@ -34,7 +36,8 @@ public interface AtlasDbFactory {
 
     default KeyValueService createRawKeyValueService(
             KeyValueServiceConfig config, Optional<LeaderConfig> leaderConfig) {
-        return createRawKeyValueService(config, leaderConfig, Optional.empty(), DEFAULT_INITIALIZE_ASYNC);
+        return createRawKeyValueService(config, leaderConfig, Optional.empty(), DEFAULT_INITIALIZE_ASYNC,
+                FakeQosClient.INSTANCE);
     }
 
     /**
@@ -46,13 +49,15 @@ default KeyValueService createRawKeyValueService(
      * absent. If both are present, they must match.
      * @param initializeAsync If the implementations supports it, and initializeAsync is true, the KVS will initialize
      * asynchronously when synchronous initialization fails.
+     * @param qosClient the client for checking limits from the Quality-of-Service service.
      * @return The requested KeyValueService instance
      */
     KeyValueService createRawKeyValueService(
             KeyValueServiceConfig config,
             Optional<LeaderConfig> leaderConfig,
             Optional<String> namespace,
-            boolean initializeAsync);
+            boolean initializeAsync,
+            QosClient qosClient);
 
     default TimestampService createTimestampService(KeyValueService rawKvs) {
         return createTimestampService(rawKvs, Optional.empty(), DEFAULT_INITIALIZE_ASYNC);