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.concurrent.TimeUnit;
  
  import org.omg.dds.core.Duration;
  import org.omg.dds.core.policy.QosPolicy;
  import org.opensplice.dds.core.IllegalArgumentExceptionImpl;
  import org.opensplice.dds.core.OsplServiceEnvironment;
  
  public class ReliabilityImpl extends QosPolicyImpl implements Reliability {
      private static final long serialVersionUID = 6430015862797188917L;
      private final Kind kind;
      private final Duration maxBlockingTime;
      private final boolean synchronous;
  
      public ReliabilityImpl(OsplServiceEnvironment environment) {
          super(environment);
          this.kind = Kind.BEST_EFFORT;
          this.maxBlockingTime = environment.getSPI().newDuration(100,
                  TimeUnit.MILLISECONDS);
          this.synchronous = false;
      }
  
      public ReliabilityImpl(OsplServiceEnvironment environment, Kind kind,
              Duration maxBlockingTime, boolean synchronous) {
          super(environment);
  
          if (kind == null) {
              throw new IllegalArgumentExceptionImpl(environment,
                      "Supplied invalid kind.");
          }
          if (maxBlockingTime == null) {
              throw new IllegalArgumentExceptionImpl(environment,
                      "Supplied invalid maxBlockingTime.");
          }
          this.kind = kind;
          this.maxBlockingTime = maxBlockingTime;
          this.synchronous = synchronous;
      }
  
      @Override
      public Comparable<org.omg.dds.core.policy.Reliability> requestedOfferedContract() {
          return this;
      }
  
      @Override
      public int compareTo(org.omg.dds.core.policy.Reliability o) {
          if (this.kind.equals(o.getKind())) {
              int max = this.maxBlockingTime.compareTo(o.getMaxBlockingTime());
  
              if(max == 0){
                  if(o instanceof ReliabilityImpl){
                      if (this.synchronous == ((ReliabilityImpl) o)
                              .isSynchronous()) {
                          return 0;
                      } else if (this.synchronous) {
                          return 1;
                      }
                      return -1;
                  }
              }
              return max;
          } else if (this.kind.equals(Kind.RELIABLE)) {
              return 1;
          }
          return -1;
      }
  
      @Override
      public boolean equals(Object other) {
          if (!(other instanceof ReliabilityImpl)) {
              return false;
          }
          ReliabilityImpl r = (ReliabilityImpl) other;
  
          if (this.kind != r.kind) {
              return false;
          }
          if (this.synchronous != r.synchronous) {
              return false;
          }
          return this.maxBlockingTime.equals(r.maxBlockingTime);
      }
  
      @Override
      public Kind getKind() {
          return this.kind;
      }
  
      @Override
      public Duration getMaxBlockingTime() {
          return this.maxBlockingTime;
      }
  
      @Override
      public Reliability withKind(Kind kind) {
          return new ReliabilityImpl(this.environment, kind,
                  this.maxBlockingTime, this.synchronous);
      }
  
      @Override
      public Reliability withMaxBlockingTime(Duration maxBlockingTime) {
          return new ReliabilityImpl(this.environment, this.kind,
                  maxBlockingTime, this.synchronous);
      }
  
      @Override
      public Reliability withMaxBlockingTime(long maxBlockingTime, TimeUnit unit) {
          return new ReliabilityImpl(this.environment, this.kind,
                  this.environment.getSPI().newDuration(maxBlockingTime, unit),
                  this.synchronous);
      }
  
      @Override
      public Reliability withBestEffort() {
          return new ReliabilityImpl(this.environment, Kind.BEST_EFFORT,
                  this.maxBlockingTime, this.synchronous);
      }
  
      @Override
      public Reliability withReliable() {
          return new ReliabilityImpl(this.environment, Kind.RELIABLE,
                  this.maxBlockingTime, this.synchronous);
      }
  
      @Override
      public boolean isSynchronous() {
          return this.synchronous;
      }
  
      @Override
      public Reliability withSynchronous(boolean synchronous) {
          return new ReliabilityImpl(this.environment, this.kind,
                  this.maxBlockingTime, synchronous);
      }
  
      @Override
      public Class<? extends QosPolicy> getPolicyClass() {
          return org.omg.dds.core.policy.Reliability.class;
      }
  
      @Override
      public int hashCode() {
          final int prime = 31;
          int result = 17;
  
          result = prime * result + this.kind.hashCode();
          result = prime * result + (this.synchronous ? 1 : 0);
  
          return prime * result + this.maxBlockingTime.hashCode();
      }
  
  }
  