content: /*
   *                         Vortex OpenSplice
   *
   *   This software and documentation are Copyright 2006 to TO_YEAR ADLINK
   *   Technology Limited, its affiliated companies and licensors. All rights
   *   reserved.
   *
   *   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.opensplice.dds.core.policy;
  
  import java.util.Collection;
  import java.util.Collections;
  import java.util.HashSet;
  import java.util.Set;
  
  import org.omg.dds.core.policy.QosPolicy;
  import org.opensplice.dds.core.OsplServiceEnvironment;
  
  public class SubscriptionKeysImpl extends QosPolicyImpl implements
          SubscriptionKeys {
      private static final long serialVersionUID = -4815852698195218221L;
      private final HashSet<String> keyList;
  
      public SubscriptionKeysImpl(OsplServiceEnvironment environment,
              String... keyValue) {
          super(environment);
          this.keyList = new HashSet<String>();
  
          for (String k : keyValue) {
              this.keyList.add(k);
          }
      }
  
      public SubscriptionKeysImpl(OsplServiceEnvironment environment,
              Collection<String> keyValue) {
          super(environment);
  
          this.keyList = new HashSet<String>();
  
          if (keyValue != null) {
              for (String k : keyValue) {
                  this.keyList.add(k);
              }
          }
      }
  
      @Override
      public Set<String> getKey() {
          return Collections.unmodifiableSet(this.keyList);
      }
  
      @Override
      public SubscriptionKeys withKey(Collection<String> keyList) {
          return new SubscriptionKeysImpl(this.environment, keyList);
      }
  
      @Override
      public SubscriptionKeys withKey(String keyList) {
          return new SubscriptionKeysImpl(this.environment, keyList);
      }
  
      @Override
      public SubscriptionKeys withKey(String... keyList) {
          return new SubscriptionKeysImpl(this.environment, keyList);
      }
  
      @Override
      public Class<? extends QosPolicy> getPolicyClass() {
          return SubscriptionKeys.class;
      }
  
      @Override
      public boolean equals(Object other) {
          if (!(other instanceof SubscriptionKeysImpl)) {
              return false;
          }
          SubscriptionKeysImpl s = (SubscriptionKeysImpl) other;
  
          if (s.keyList.size() != this.keyList.size()) {
              return false;
          }
          return s.keyList.containsAll(this.keyList);
      }
  
      @Override
      public int hashCode() {
          final int prime = 31;
          int result = 17;
  
          for (String key : this.keyList) {
              result = prime * result + key.hashCode();
          }
          return result;
      }
  }
  