opendaylight/configuration/implementation/src/main/java/org/opendaylight/controller/configuration/internal/ConfigurationContainerImpl.java

   1
   2 /*
   3  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   4  *
   5  * This program and the accompanying materials are made available under the
   6  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   7  * and is available at http://www.eclipse.org/legal/epl-v10.html
   8  */
   9
  10 package org.opendaylight.controller.configuration.internal;
  11
  12 import java.util.Collections;
  13 import java.util.HashSet;
  14 import java.util.Set;
  15
  16 import org.opendaylight.controller.clustering.services.IClusterGlobalServices;
  17 import org.opendaylight.controller.configuration.IConfigurationAware;
  18 import org.opendaylight.controller.configuration.IConfigurationContainerAware;
  19 import org.opendaylight.controller.configuration.IConfigurationContainerService;
  20 import org.opendaylight.controller.sal.utils.StatusCode;
  21 import org.opendaylight.controller.sal.utils.Status;
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25 /**
  26  * @file   ConfigurationImpl.java
  27  *
  28  * @brief  Backend functionality for all Configuration related tasks.
  29  *
  30  *
  31  */
  32
  33 public class ConfigurationContainerImpl implements
  34         IConfigurationContainerService, IConfigurationAware {
  35     private static final Logger logger = LoggerFactory
  36             .getLogger(ConfigurationContainerImpl.class);
  37     private IClusterGlobalServices clusterServices;
  38     /*
  39      * Collection containing the configuration objects.
  40      * This is configuration world: container names (also the map key)
  41      * are maintained as they were configured by user, same case
  42      */
  43     private Set<IConfigurationContainerAware> configurationAwareList = (Set<IConfigurationContainerAware>) Collections
  44             .synchronizedSet(new HashSet<IConfigurationContainerAware>());
  45
  46     public void addConfigurationContainerAware(
  47             IConfigurationContainerAware configurationAware) {
  48         if (!this.configurationAwareList.contains(configurationAware)) {
  49             this.configurationAwareList.add(configurationAware);
  50         }
  51     }
  52
  53     public int getConfigurationAwareListSize() {
  54         return this.configurationAwareList.size();
  55     }
  56
  57     public void removeConfigurationContainerAware(
  58             IConfigurationContainerAware configurationAware) {
  59         this.configurationAwareList.remove(configurationAware);
  60     }
  61
  62     public void setClusterServices(IClusterGlobalServices i) {
  63         this.clusterServices = i;
  64         logger.debug("IClusterServices set");
  65     }
  66
  67     public void unsetClusterServices(IClusterGlobalServices i) {
  68         if (this.clusterServices == i) {
  69             this.clusterServices = null;
  70             logger.debug("IClusterServices Unset");
  71         }
  72     }
  73
  74     public void init() {
  75     }
  76
  77     public void destroy() {
  78         // Clear local states
  79         this.configurationAwareList.clear();
  80     }
  81
  82     @Override
  83     public Status saveConfiguration() {
  84         boolean success = true;
  85         for (IConfigurationContainerAware configurationAware : configurationAwareList) {
  86             logger.info("Save Config triggered for "
  87                     + configurationAware.getClass().getSimpleName());
  88
  89             Status status = configurationAware.saveConfiguration();
  90             if (!status.isSuccess()) {
  91                 success = false;
  92                 logger.info("Failed to save config for "
  93                                 + configurationAware.getClass().getSimpleName());
  94             }
  95         }
  96         if (success) {
  97             return new Status(StatusCode.SUCCESS, null);
  98         } else {
  99             return new Status(StatusCode.INTERNALERROR,
 100                         "Failed to Save All Configurations");
 101         }
 102     }
 103
 104     @Override
 105     public Status saveConfigurations() {
 106         return saveConfiguration();
 107     }
 108 }