Merge "add the combination of IOC and dropwizard code"

18 files changed, 1050 insertions, 0 deletions

diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/BaseService.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/BaseService.java
new file mode 100644
index 0000000..ac0bb47
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/BaseService.java
@@ -0,0 +1,34 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * basic services for identification
+ * @author hu.rui
+ *
+ */
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface BaseService {
+
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/Lazy.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/Lazy.java
new file mode 100644
index 0000000..40ce5af
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/Lazy.java
@@ -0,0 +1,34 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * lazy loading of related services
+ * @author hu.rui
+ *
+ */
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface Lazy {
+
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PostBaseService.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PostBaseService.java
new file mode 100644
index 0000000..a1a6d77
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PostBaseService.java
@@ -0,0 +1,34 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * load on after basic services
+ * @author hu.rui
+ *
+ */
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface PostBaseService {
+
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PreBaseService.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PreBaseService.java
new file mode 100644
index 0000000..f579b9e
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PreBaseService.java
@@ -0,0 +1,34 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * prior to basic service loading
+ * @author hu.rui
+ *
+ */
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface PreBaseService {
+
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PreLoad.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PreLoad.java
new file mode 100644
index 0000000..3131e8b
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PreLoad.java
@@ -0,0 +1,34 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * load before general service
+ * @author hu.rui
+ *
+ */
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface PreLoad {
+
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PreServiceLoad.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PreServiceLoad.java
new file mode 100644
index 0000000..e0e3043
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/annotation/PreServiceLoad.java
@@ -0,0 +1,35 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * 
+ * load before general service,after PreLoad
+ * @author hu.rui
+ *
+ */
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface PreServiceLoad {
+
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/AutoConfigBundle.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/AutoConfigBundle.java
new file mode 100644
index 0000000..4cb4008
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/AutoConfigBundle.java
@@ -0,0 +1,430 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.bundle;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Field;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import javax.ws.rs.Path;
+import javax.ws.rs.ext.Provider;
+
+import org.eclipse.jetty.util.component.LifeCycle;
+import org.glassfish.hk2.api.ServiceLocator;
+import org.glassfish.hk2.api.ServiceLocatorFactory;
+import org.glassfish.hk2.utilities.ServiceLocatorUtilities;
+import org.glassfish.hk2.utilities.binding.AbstractBinder;
+import org.glassfish.jersey.servlet.ServletProperties;
+import org.jvnet.hk2.annotations.Service;
+import org.openo.dropwizard.ioc.annotation.BaseService;
+import org.openo.dropwizard.ioc.annotation.Lazy;
+import org.openo.dropwizard.ioc.annotation.PostBaseService;
+import org.openo.dropwizard.ioc.annotation.PreBaseService;
+import org.openo.dropwizard.ioc.annotation.PreLoad;
+import org.openo.dropwizard.ioc.annotation.PreServiceLoad;
+import org.openo.dropwizard.ioc.utils.ServiceBinder;
+import org.openo.dropwizard.ioc.utils.ServiceLocatorHolder;
+import org.reflections.Reflections;
+import org.reflections.scanners.SubTypesScanner;
+import org.reflections.scanners.TypeAnnotationsScanner;
+import org.reflections.util.ClasspathHelper;
+import org.reflections.util.ConfigurationBuilder;
+import org.reflections.util.FilterBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.codahale.metrics.health.HealthCheck;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.common.collect.Lists;
+
+import io.dropwizard.Configuration;
+import io.dropwizard.ConfiguredBundle;
+import io.dropwizard.configuration.ConfigurationSourceProvider;
+import io.dropwizard.lifecycle.Managed;
+import io.dropwizard.lifecycle.ServerLifecycleListener;
+import io.dropwizard.servlets.tasks.Task;
+import io.dropwizard.setup.Bootstrap;
+import io.dropwizard.setup.Environment;
+
+/**
+ * complete the integration of hK2 container and dropwizard
+ * 
+ * @author hu.rui
+ *
+ */
+
+public class AutoConfigBundle<T extends Configuration> implements ConfiguredBundle<T> {
+
+  private static final Logger LOG = LoggerFactory.getLogger(AutoConfigBundle.class);
+
+  private ServiceLocator locator;
+  private Reflections reflections;
+  private Set<Class<?>> services;
+
+  private Bootstrap<?> bootstrap;
+
+
+  AutoConfigBundle(final String packageName) {
+    this(Lists.newArrayList(packageName));
+  }
+
+  AutoConfigBundle(List<String> packageNames) {
+    FilterBuilder filterBuilder = new FilterBuilder();
+
+    packageNames.stream().forEach(packageName -> {
+      filterBuilder.include(FilterBuilder.prefix(packageName));
+    });
+    ConfigurationBuilder reflectionCfg = new ConfigurationBuilder();
+
+    packageNames.stream().forEach(packageName -> {
+      reflectionCfg.addUrls(ClasspathHelper.forPackage(packageName));
+    });
+
+    reflectionCfg.filterInputsBy(filterBuilder).setScanners(new SubTypesScanner(),
+        new TypeAnnotationsScanner());
+    reflections = new Reflections(reflectionCfg);
+
+    locator = ServiceLocatorFactory.getInstance().create("dw-hk2");
+
+    ServiceLocatorHolder.setLocator(locator);
+
+  }
+
+  public static <T extends Configuration> AutoConfigBundleBuider<T> newBuilder() {
+    return new AutoConfigBundleBuider<T>();
+  }
+
+  @Override
+  public void initialize(final Bootstrap<?> bootstrap) {
+
+    this.bootstrap = bootstrap;
+    registerPreLoadService();
+
+    LOG.debug("Intialzing auto config bundle.");
+  }
+
+  private void registerPreLoadService() {
+
+    registerService(PreLoad.class);
+
+  }
+
+
+  @Override
+  public void run(final T configuration, final Environment environment) throws Exception {
+
+    registerConfigurationProvider(configuration, environment);
+
+
+    registerEnvironment(environment);
+    registerObjectMapper(environment);
+
+    environment.getApplicationContext().getServletContext()
+        .setAttribute(ServletProperties.SERVICE_LOCATOR, locator);
+
+    registerService(PreBaseService.class);
+    registerService(BaseService.class);
+    registerService(PostBaseService.class);
+    this.registerService(PreServiceLoad.class);
+
+
+    registerServices();
+
+    // registerManaged(environment);
+    registerLifecycle(environment);
+    registerServerLifecycleListeners(environment);
+    registerJettyLifeCycleListener(environment);
+    registerTasks(environment);
+    registerHealthChecks(environment);
+    registerProviders(environment);
+    registerResources(environment);
+
+    environment.lifecycle().manage(new ServiceLocatorManaged(locator));
+
+  }
+
+
+
+  private void registerProviders(Environment environment) {
+    reflections.getSubTypesOf(Provider.class).stream().filter(services::contains)
+        .forEach(providerKlass -> {
+          try {
+            environment.jersey().register(locator.getService(providerKlass));
+          } catch (Exception e) {
+            LOG.warn("", e);
+          }
+
+          LOG.info("Registering Dropwizard Provider, class name : {}", providerKlass.getName());
+
+        });
+
+  }
+
+  private void registerTasks(Environment environment) {
+    reflections.getSubTypesOf(Task.class).stream().filter(services::contains).forEach(taskKlass -> {
+      try {
+        environment.admin().addTask(locator.getService(taskKlass));
+      } catch (Exception e) {
+        LOG.warn("", e);
+      }
+      LOG.info("Registering Dropwizard Task, class name : {}", taskKlass.getName());
+    });
+
+  }
+
+  private void registerJettyLifeCycleListener(Environment environment) {
+    reflections.getSubTypesOf(LifeCycle.Listener.class).stream().filter(services::contains)
+        .forEach(lifecycleListenerKlass -> {
+
+          try {
+            environment.lifecycle()
+                .addLifeCycleListener(locator.getService(lifecycleListenerKlass));
+          } catch (Exception e) {
+            LOG.warn("", e);
+          }
+          LOG.info("Registering Dropwizard lifecycleListener, class name : {}",
+              lifecycleListenerKlass.getName());
+        });
+
+  }
+
+  private void registerServerLifecycleListeners(Environment environment) {
+
+    reflections.getSubTypesOf(ServerLifecycleListener.class).stream().filter(services::contains)
+        .forEach(serverLifecycleListenerKlass -> {
+          try {
+            environment.lifecycle()
+                .addServerLifecycleListener(locator.getService(serverLifecycleListenerKlass));
+          } catch (Exception e) {
+            LOG.warn("", e);
+          }
+          LOG.info("Registering Dropwizard serverLifecycleListener, class name : {}",
+              serverLifecycleListenerKlass.getName());
+        });
+
+  }
+
+  private void registerLifecycle(Environment environment) {
+    reflections.getSubTypesOf(LifeCycle.class).stream().filter(services::contains)
+        .forEach(lifeCycleKlass -> {
+          try {
+            environment.lifecycle().manage(locator.getService(lifeCycleKlass));
+          } catch (Exception e) {
+            LOG.warn("", e);
+          }
+          LOG.info("Registering Dropwizard LifeCycle, class name : {}", lifeCycleKlass.getName());
+        });
+  }
+
+  /*
+   * private void registerManaged(Environment environment) {
+   * 
+   * reflections.getSubTypesOf(Managed.class).stream().filter(services::contains)
+   * .forEach(managedKlass -> { try {
+   * environment.lifecycle().manage(locator.getService(managedKlass)); } catch (Exception e) {
+   * LOG.warn("", e); } LOG.info("Registering Dropwizard managed, class name : {}",
+   * managedKlass.getName()); });
+   * 
+   * }
+   */
+
+  private void registerObjectMapper(Environment environment) {
+
+    final ObjectMapper objectMapper = environment.getObjectMapper();
+
+    ServiceLocatorUtilities.bind(locator, new AbstractBinder() {
+      @Override
+      protected void configure() {
+        bind(objectMapper).to(ObjectMapper.class);
+
+        LOG.info("Registering Dropwizard objectMapper, class name : {}",
+            objectMapper.getClass().getName());
+      }
+    });
+
+  }
+
+  private void registerEnvironment(final Environment environment) {
+
+    ServiceLocatorUtilities.bind(locator, new AbstractBinder() {
+      @Override
+      protected void configure() {
+        bind(environment).to(Environment.class);
+
+        LOG.info("Registering Dropwizard environment, class name : {}",
+            environment.getClass().getName());
+      }
+    });
+
+  }
+
+  private void registerConfigurationProvider(final T configuration, final Environment environment) {
+
+    ServiceLocatorUtilities.bind(locator, new AbstractBinder() {
+      @Override
+      protected void configure() {
+        bind(configuration);
+        LOG.info("Registering Dropwizard Configuration class name:{}",
+            configuration.getClass().getName());
+        if (configuration instanceof Configuration) {
+          bind((Configuration) configuration).to(Configuration.class);
+          LOG.info("Registering Dropwizard Configuration class name:{}",
+              Configuration.class.getName());
+        }
+
+      }
+    });
+
+    registerSubConfigure(configuration, environment);
+
+  }
+
+  private void registerSubConfigure(final T configuration, final Environment environment) {
+    final List<Field> subDeclaredFields =
+        Arrays.asList(configuration.getClass().getDeclaredFields());
+    List<Field> parentDeclaredFields = Arrays.asList(Configuration.class.getDeclaredFields());
+
+    List<Field> filtersubDeclaredFields = subDeclaredFields.stream()
+        .filter(subDeclaredField -> !subDeclaredField.getType().isPrimitive())
+        .filter(subDeclaredField -> !subDeclaredField.getType().equals(String.class))
+        .filter(subDeclaredField -> !parentDeclaredFields.contains(subDeclaredField))
+        .collect(Collectors.toList());
+
+    ServiceLocatorUtilities.bind(locator, new AbstractBinder() {
+      @Override
+      protected void configure() {
+        filtersubDeclaredFields.forEach(subField -> {
+          subField.setAccessible(true);
+          try {
+            Object subConfig = subField.get(configuration);
+            if (subConfig != null) {
+              bind(subConfig);
+              LOG.info("Registering Dropwizard Sub Configuration class name {}",
+                  subConfig.getClass().getName());
+            }
+
+          } catch (Exception e) {
+            LOG.error("bind sub config:{} fail", subField);
+          }
+        });
+      }
+    });
+
+  }
+
+  private void registerServices() {
+    services = this.reflections.getTypesAnnotatedWith(Service.class, true);
+    if (!services.isEmpty()) {
+      ServiceLocatorUtilities.bind(locator, new ServiceBinder(services));
+
+      services.forEach(s -> {
+        LOG.info("Registering Dropwizard service, class name : {}", s.getName());
+      });
+
+      services.stream().filter(serviceClazz -> (serviceClazz.getAnnotation(Lazy.class) == null))
+          .peek(serviceClazz -> LOG.info("active service, class name : {}", serviceClazz.getName()))
+          .forEach(serviceClazz -> {
+            try {
+              long startTime = System.currentTimeMillis();
+              locator.getService(serviceClazz);
+              LOG.info("active service, class name : {},cost time:{}", serviceClazz.getName(),
+                  (System.currentTimeMillis() - startTime));
+            } catch (Exception e) {
+              LOG.warn("", e);
+            }
+
+          });
+
+    } else {
+      LOG.warn("Registering Dropwizard service is empty");
+
+    }
+
+  }
+
+  private void registerResources(final Environment environment) {
+    reflections.getTypesAnnotatedWith(Path.class).stream().forEach(resourceClass -> {
+
+      LOG.info("begin Registering Dropwizard resource, class name : {}", resourceClass.getName());
+      try {
+        Object resourceObject = locator.getService(resourceClass);
+        if (resourceObject != null) {
+          environment.jersey().register(resourceObject);
+          LOG.info("Registering Dropwizard resource, class name : {}", resourceClass.getName());
+        } else {
+          LOG.warn(resourceClass.getName() + " not use Service annotation");
+        }
+      } catch (Exception e) {
+        LOG.error("", e);
+      }
+
+
+    });
+  }
+
+  private void registerHealthChecks(final Environment env) {
+
+    reflections.getSubTypesOf(HealthCheck.class).stream().filter(services::contains)
+        .forEach(healthCheckKlass -> {
+          try {
+            env.healthChecks().register(healthCheckKlass.getName(),
+                locator.getService(healthCheckKlass));
+          } catch (Exception e) {
+            LOG.warn("", e);
+          }
+          LOG.info("Registering Dropwizard healthCheck, class name : {}",
+              healthCheckKlass.getName());
+        });
+
+  }
+
+
+
+  private void registerService(Class<? extends Annotation> annotationClazz) {
+
+    Set<Class<?>> services = this.reflections.getTypesAnnotatedWith(annotationClazz, true);
+    if (!services.isEmpty()) {
+      ServiceLocatorUtilities.bind(locator, new ServiceBinder(services));
+
+      services.forEach(s -> {
+        LOG.info("{} Registering  service, class name : {}", annotationClazz.getName(),
+            s.getName());
+      });
+
+      services.stream().filter(serviceClazz -> (serviceClazz.getAnnotation(Lazy.class) == null))
+          .peek(serviceClazz -> LOG.info("active service, class name : {}", serviceClazz.getName()))
+          .forEach(serviceClazz -> {
+            try {
+              long startTime = System.currentTimeMillis();
+              locator.getService(serviceClazz);
+              LOG.info("active service, class name : {},cost time:{}", serviceClazz.getName(),
+                  (System.currentTimeMillis() - startTime));
+            } catch (Exception e) {
+              LOG.warn("", e);
+            }
+
+          });
+
+    } else {
+      LOG.warn("Registering {} service is empty", annotationClazz.getName());
+
+    }
+
+  }
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/AutoConfigBundleBuider.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/AutoConfigBundleBuider.java
new file mode 100644
index 0000000..5e2cbc0
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/AutoConfigBundleBuider.java
@@ -0,0 +1,42 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.bundle;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import io.dropwizard.Configuration;
+
+public class AutoConfigBundleBuider<T extends Configuration> {
+	
+	private static final String DEFAULT_PACKAGE_NAME="org.openo";
+	
+    private List<String> packageNames=new ArrayList<>();
+    
+    public AutoConfigBundleBuider(){
+    	packageNames.add( DEFAULT_PACKAGE_NAME);
+    }
+    
+    public AutoConfigBundleBuider<T> addPackageName(String packageName) {
+        this.packageNames.add(packageName);
+        return this;
+    }
+
+    
+    public AutoConfigBundle<T> build() {
+        return new AutoConfigBundle<T>(packageNames);
+    }
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/IOCApplication.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/IOCApplication.java
new file mode 100644
index 0000000..9465b8e
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/IOCApplication.java
@@ -0,0 +1,42 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.bundle;
+
+import io.dropwizard.Application;
+import io.dropwizard.Configuration;
+import io.dropwizard.setup.Bootstrap;
+import io.dropwizard.setup.Environment;
+
+/**
+ * complete IOC container startup
+ * 
+ * @author hu.rui2
+ *
+ */
+public abstract class IOCApplication<T extends Configuration> extends Application<T> {
+
+
+  @Override
+  public void initialize(Bootstrap<T> bootstrap) {
+    super.initialize(bootstrap);
+    bootstrap.addBundle(new AutoConfigBundleBuider().build());
+  }
+
+  @Override
+  public void run(T configuration, Environment environment) throws Exception {
+
+  }
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/ServiceLocatorManaged.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/ServiceLocatorManaged.java
new file mode 100644
index 0000000..4d33021
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/bundle/ServiceLocatorManaged.java
@@ -0,0 +1,51 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.bundle;
+
+import org.glassfish.hk2.api.ServiceLocator;
+
+import io.dropwizard.lifecycle.Managed;
+
+/**
+ * Life cycle management for IOC containers
+ * @author hu.rui
+ *
+ */
+public class ServiceLocatorManaged implements Managed{
+	
+	
+	
+	private ServiceLocator locator;
+	
+	
+
+	public ServiceLocatorManaged(ServiceLocator locator) {
+		super();
+		this.locator = locator;
+	}
+
+	@Override
+	public void start() throws Exception {
+		
+		
+	}
+
+	@Override
+	public void stop() throws Exception {
+		locator.shutdown();
+	}
+
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/utils/ServiceBinder.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/utils/ServiceBinder.java
new file mode 100644
index 0000000..9ad984f
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/utils/ServiceBinder.java
@@ -0,0 +1,52 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.utils;
+
+import java.util.Set;
+
+import org.glassfish.hk2.utilities.binding.AbstractBinder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author hu.rui
+ *
+ */
+public class ServiceBinder extends AbstractBinder {
+	
+	private static final Logger LOG = LoggerFactory.getLogger(ServiceBinder.class);
+	
+	final Set<Class<?>> klasses;
+
+	public ServiceBinder(Set<Class<?>> services) {
+		this.klasses = services;
+	}
+
+	@Override
+	protected void configure() {
+		for (Class<?> klass : this.klasses) {
+			
+			try{
+				LOG.info("start active class:"+klass.getName());
+				addActiveDescriptor(klass);
+			}catch(Exception e){
+				LOG.info("active class error:"+klass.getName(),e);
+			}
+			
+			
+		}
+	}
+}
diff --git a/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/utils/ServiceLocatorHolder.java b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/utils/ServiceLocatorHolder.java
new file mode 100644
index 0000000..46dcd4b
--- /dev/null
+++ b/dropwizard-ioc-container/src/main/java/org/openo/dropwizard/ioc/utils/ServiceLocatorHolder.java
@@ -0,0 +1,36 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.utils;
+
+import org.glassfish.hk2.api.ServiceLocator;
+
+/**
+ * @author hu.rui
+ *
+ */
+public class ServiceLocatorHolder {
+
+	private static ServiceLocator locator;
+
+	public static ServiceLocator getLocator() {
+		return locator;
+	}
+
+	public static void setLocator(ServiceLocator locator) {
+		ServiceLocatorHolder.locator = locator;
+	}
+	
+}
diff --git a/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/IOCBundleTest.java b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/IOCBundleTest.java
new file mode 100644
index 0000000..b0cac65
--- /dev/null
+++ b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/IOCBundleTest.java
@@ -0,0 +1,49 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.test.service;
+
+import org.glassfish.hk2.api.ServiceLocator;
+import org.junit.Before;
+import org.junit.Test;
+import org.openo.dropwizard.ioc.test.service.app.ExampleApp;
+import org.openo.dropwizard.ioc.utils.ServiceLocatorHolder;
+
+import junit.framework.Assert;
+
+public class IOCBundleTest {
+
+
+  
+  @Before
+  public void setUp() throws Exception {
+    ExampleApp.main(null);
+  }
+
+  @Test
+  public void test() {
+    
+    ServiceLocator locator  = ServiceLocatorHolder.getLocator();
+    
+    TestService testService = locator.getService(TestService.class);
+    
+    Assert.assertNotNull(testService);
+    
+    Assert.assertEquals(TestService.HELLO, testService.sayHello());
+    
+    Assert.assertEquals(PreTestService.HELLO, testService.sayHelloToPreTestService());
+  }
+
+}
diff --git a/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/PreTestService.java b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/PreTestService.java
new file mode 100644
index 0000000..51cc386
--- /dev/null
+++ b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/PreTestService.java
@@ -0,0 +1,33 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.test.service;
+
+import org.openo.dropwizard.ioc.annotation.PreServiceLoad;
+
+/**
+ * @author hu.rui
+ *
+ */
+@PreServiceLoad
+public class PreTestService {
+
+  public static final  String HELLO = "hello Pre Service";
+  
+  public String sayHello(){
+    return HELLO;
+  }
+  
+}
diff --git a/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/TestService.java b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/TestService.java
new file mode 100644
index 0000000..3d0f945
--- /dev/null
+++ b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/TestService.java
@@ -0,0 +1,41 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.test.service;
+
+import javax.inject.Inject;
+
+import org.jvnet.hk2.annotations.Service;
+
+/**
+ * @author hu.rui
+ *
+ */
+@Service
+public class TestService {
+
+  @Inject
+  private PreTestService preTestService;
+  
+  public static final  String HELLO = "hello Service";
+  
+  public String sayHello(){
+    return HELLO;
+  }
+  
+  public String sayHelloToPreTestService(){
+    return preTestService.sayHello();
+  }
+}
diff --git a/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/app/ExampleApp.java b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/app/ExampleApp.java
new file mode 100644
index 0000000..1e1f3ea
--- /dev/null
+++ b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/app/ExampleApp.java
@@ -0,0 +1,35 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.test.service.app;
+
+import org.openo.dropwizard.ioc.bundle.IOCApplication;
+import org.openo.dropwizard.ioc.test.service.conf.TestConfiguration;
+
+public class ExampleApp extends IOCApplication<TestConfiguration>{
+
+    private static final String CONFIGURATION_FILE = "example.yml";
+
+    public static void main(String[] args) throws Exception {
+    	
+    	String configFile = ExampleApp.class.getClassLoader().getResource(CONFIGURATION_FILE).getFile();
+    	
+    	args = new String[]{"server",configFile};
+    	
+    	new ExampleApp().run(args);
+    }
+
+
+}
diff --git a/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/conf/TestConfiguration.java b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/conf/TestConfiguration.java
new file mode 100644
index 0000000..82c30cd
--- /dev/null
+++ b/dropwizard-ioc-container/src/test/java/org/openo/dropwizard/ioc/test/service/conf/TestConfiguration.java
@@ -0,0 +1,26 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * Licensed 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 org.openo.dropwizard.ioc.test.service.conf;
+
+import io.dropwizard.Configuration;
+
+/**
+ * @author hu.rui
+ *
+ */
+public class TestConfiguration extends Configuration {
+  
+}
diff --git a/dropwizard-ioc-container/src/test/resources/example.yml b/dropwizard-ioc-container/src/test/resources/example.yml
new file mode 100644
index 0000000..c3ef0f0
--- /dev/null
+++ b/dropwizard-ioc-container/src/test/resources/example.yml
@@ -0,0 +1,8 @@
+server:
+  type: simple
+  rootPath: '/service/*'
+  applicationContextPath: /
+  connector:
+    type: http
+    port: 45673
+  
\ No newline at end of file