move cache bindings into a dedicated module

server/src/main/java/io/druid/guice/CacheModule.java

@@ -0,0 +1,53 @@
+/*
+ * Licensed to Metamarkets Group Inc. (Metamarkets) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  Metamarkets licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package io.druid.guice;
+
+import com.google.inject.Binder;
+import com.google.inject.Key;
+import com.google.inject.Module;
+import com.google.inject.name.Names;
+import io.druid.client.cache.Cache;
+import io.druid.client.cache.CacheProvider;
+import io.druid.guice.annotations.Global;
+
+public class CacheModule implements Module
+{
+
+  public static final String DRUID_GLOBAL_CACHE_PREFIX = "druid.cache";
+
+  public final String prefix;
+
+  public CacheModule()
+  {
+    this.prefix = DRUID_GLOBAL_CACHE_PREFIX;
+  }
+
+  public CacheModule(String prefix)
+  {
+    this.prefix = prefix;
+  }
+
+  @Override
+  public void configure(Binder binder)
+  {
+    binder.bind(Cache.class).toProvider(Key.get(CacheProvider.class, Global.class)).in(ManageLifecycle.class);
+    JsonConfigProvider.bind(binder, prefix, CacheProvider.class, Global.class);
+  }
+}

server/src/test/java/io/druid/client/cache/MemcachedCacheTest.java

@@ -37,6 +37,7 @@ import com.metamx.metrics.AbstractMonitor;
 import com.metamx.metrics.MonitorScheduler;
 import io.druid.collections.ResourceHolder;
 import io.druid.collections.StupidResourceHolder;
+import io.druid.guice.CacheModule;
 import io.druid.guice.GuiceInjectors;
 import io.druid.guice.JsonConfigProvider;
 import io.druid.guice.ManageLifecycle;
@@ -175,8 +176,6 @@ public class MemcachedCacheTest
     final String uuid = UUID.randomUUID().toString();
     System.setProperty(uuid + ".type", "memcached");
     System.setProperty(uuid + ".hosts", "localhost");
-    final MonitorScheduler monitorScheduler = EasyMock.createNiceMock(MonitorScheduler.class);
-    EasyMock.replay(monitorScheduler);
     final Injector injector = Initialization.makeInjectorWithModules(
         GuiceInjectors.makeStartupInjector(), ImmutableList.<Module>of(
             new Module()
@@ -184,7 +183,9 @@ public class MemcachedCacheTest
               @Override
               public void configure(Binder binder)
               {
-                binder.bind(MonitorScheduler.class).toInstance(monitorScheduler);
+                binder.bindConstant().annotatedWith(Names.named("serviceName")).to("druid/test/memcached");
+                binder.bindConstant().annotatedWith(Names.named("servicePort")).to(0);
+
                 binder.bind(Cache.class).toProvider(CacheProvider.class);
                 JsonConfigProvider.bind(binder, uuid, CacheProvider.class);
               }

services/src/main/java/io/druid/cli/CliBroker.java

@@ -33,6 +33,7 @@ import io.druid.client.cache.CacheProvider;
 import io.druid.client.selector.CustomTierSelectorStrategyConfig;
 import io.druid.client.selector.ServerSelectorStrategy;
 import io.druid.client.selector.TierSelectorStrategy;
+import io.druid.guice.CacheModule;
 import io.druid.guice.Jerseys;
 import io.druid.guice.JsonConfigProvider;
 import io.druid.guice.LazySingleton;
@@ -89,9 +90,9 @@ public class CliBroker extends ServerRunnable
             binder.bind(BrokerServerView.class).in(LazySingleton.class);
             binder.bind(TimelineServerView.class).to(BrokerServerView.class).in(LazySingleton.class);
 
-            binder.bind(Cache.class).toProvider(CacheProvider.class).in(ManageLifecycle.class);
-            JsonConfigProvider.bind(binder, "druid.cache", CacheProvider.class);
             JsonConfigProvider.bind(binder, "druid.broker.cache", CacheConfig.class);
+            binder.install(new CacheModule());
+
             JsonConfigProvider.bind(binder, "druid.broker.select", TierSelectorStrategy.class);
             JsonConfigProvider.bind(binder, "druid.broker.select.tier.custom", CustomTierSelectorStrategyConfig.class);
             JsonConfigProvider.bind(binder, "druid.broker.balancer", ServerSelectorStrategy.class);

services/src/main/java/io/druid/cli/CliHistorical.java

@@ -27,6 +27,7 @@ import io.druid.client.cache.Cache;
 import io.druid.client.cache.CacheConfig;
 import io.druid.client.cache.CacheMonitor;
 import io.druid.client.cache.CacheProvider;
+import io.druid.guice.CacheModule;
 import io.druid.guice.Jerseys;
 import io.druid.guice.JsonConfigProvider;
 import io.druid.guice.LazySingleton;
@@ -85,9 +86,8 @@ public class CliHistorical extends ServerRunnable
 
             LifecycleModule.register(binder, ZkCoordinator.class);
 
-            binder.bind(Cache.class).toProvider(CacheProvider.class).in(ManageLifecycle.class);
-            JsonConfigProvider.bind(binder, "druid.cache", CacheProvider.class);
             JsonConfigProvider.bind(binder, "druid.historical.cache", CacheConfig.class);
+            binder.install(new CacheModule());
             MetricsModule.register(binder, CacheMonitor.class);
           }
         }