How to use

getAttachment

method

in

com.amazonaws.services.ec2.model.InstanceNetworkInterface

if (getAssociation() != null)
  sb.append("Association: ").append(getAssociation()).append(",");
if (getAttachment() != null)
  sb.append("Attachment: ").append(getAttachment()).append(",");
if (getDescription() != null)
  sb.append("Description: ").append(getDescription()).append(",");

@Override
public int hashCode() {
  final int prime = 31;
  int hashCode = 1;
  hashCode = prime * hashCode + ((getAssociation() == null) ? 0 : getAssociation().hashCode());
  hashCode = prime * hashCode + ((getAttachment() == null) ? 0 : getAttachment().hashCode());
  hashCode = prime * hashCode + ((getDescription() == null) ? 0 : getDescription().hashCode());
  hashCode = prime * hashCode + ((getGroups() == null) ? 0 : getGroups().hashCode());
  hashCode = prime * hashCode + ((getIpv6Addresses() == null) ? 0 : getIpv6Addresses().hashCode());
  hashCode = prime * hashCode + ((getMacAddress() == null) ? 0 : getMacAddress().hashCode());
  hashCode = prime * hashCode + ((getNetworkInterfaceId() == null) ? 0 : getNetworkInterfaceId().hashCode());
  hashCode = prime * hashCode + ((getOwnerId() == null) ? 0 : getOwnerId().hashCode());
  hashCode = prime * hashCode + ((getPrivateDnsName() == null) ? 0 : getPrivateDnsName().hashCode());
  hashCode = prime * hashCode + ((getPrivateIpAddress() == null) ? 0 : getPrivateIpAddress().hashCode());
  hashCode = prime * hashCode + ((getPrivateIpAddresses() == null) ? 0 : getPrivateIpAddresses().hashCode());
  hashCode = prime * hashCode + ((getSourceDestCheck() == null) ? 0 : getSourceDestCheck().hashCode());
  hashCode = prime * hashCode + ((getStatus() == null) ? 0 : getStatus().hashCode());
  hashCode = prime * hashCode + ((getSubnetId() == null) ? 0 : getSubnetId().hashCode());
  hashCode = prime * hashCode + ((getVpcId() == null) ? 0 : getVpcId().hashCode());
  return hashCode;
}

/**
 * Unbind the IP that this instance is associated with.
 */
public void unbind() throws Exception {
  InstanceInfo myInfo = applicationInfoManager.getInfo();
  String myInstanceId = ((AmazonInfo) myInfo.getDataCenterInfo()).get(AmazonInfo.MetaDataKey.instanceId);
  AmazonEC2 ec2 = getEC2Service();
  List<InstanceNetworkInterface> result = instanceData(myInstanceId, ec2).getNetworkInterfaces();
  List<String> ips = getCandidateIps();
  for(InstanceNetworkInterface networkInterface: result){
    if (ips.contains(networkInterface.getPrivateIpAddress())) {
      String attachmentId = networkInterface.getAttachment().getAttachmentId();
      ec2.detachNetworkInterface(new DetachNetworkInterfaceRequest().withAttachmentId(attachmentId));
      break;
    }
  }
}

if (other.getAssociation() != null && other.getAssociation().equals(this.getAssociation()) == false)
  return false;
if (other.getAttachment() == null ^ this.getAttachment() == null)
  return false;
if (other.getAttachment() != null && other.getAttachment().equals(this.getAttachment()) == false)
  return false;
if (other.getDescription() == null ^ this.getDescription() == null)

/**
 * Returns a string representation of this object; useful for testing and
 * debugging.
 *
 * @return A string representation of this object.
 *
 * @see java.lang.Object#toString()
 */
@Override
public String toString() {
  StringBuilder sb = new StringBuilder();
  sb.append("{");
  if (getNetworkInterfaceId() != null) sb.append("NetworkInterfaceId: " + getNetworkInterfaceId() + ",");
  if (getSubnetId() != null) sb.append("SubnetId: " + getSubnetId() + ",");
  if (getVpcId() != null) sb.append("VpcId: " + getVpcId() + ",");
  if (getDescription() != null) sb.append("Description: " + getDescription() + ",");
  if (getOwnerId() != null) sb.append("OwnerId: " + getOwnerId() + ",");
  if (getStatus() != null) sb.append("Status: " + getStatus() + ",");
  if (getMacAddress() != null) sb.append("MacAddress: " + getMacAddress() + ",");
  if (getPrivateIpAddress() != null) sb.append("PrivateIpAddress: " + getPrivateIpAddress() + ",");
  if (getPrivateDnsName() != null) sb.append("PrivateDnsName: " + getPrivateDnsName() + ",");
  if (isSourceDestCheck() != null) sb.append("SourceDestCheck: " + isSourceDestCheck() + ",");
  if (getGroups() != null) sb.append("Groups: " + getGroups() + ",");
  if (getAttachment() != null) sb.append("Attachment: " + getAttachment() + ",");
  if (getAssociation() != null) sb.append("Association: " + getAssociation() + ",");
  if (getPrivateIpAddresses() != null) sb.append("PrivateIpAddresses: " + getPrivateIpAddresses() );
  sb.append("}");
  return sb.toString();
}

@Override
public int hashCode() {
  final int prime = 31;
  int hashCode = 1;
  
  hashCode = prime * hashCode + ((getNetworkInterfaceId() == null) ? 0 : getNetworkInterfaceId().hashCode()); 
  hashCode = prime * hashCode + ((getSubnetId() == null) ? 0 : getSubnetId().hashCode()); 
  hashCode = prime * hashCode + ((getVpcId() == null) ? 0 : getVpcId().hashCode()); 
  hashCode = prime * hashCode + ((getDescription() == null) ? 0 : getDescription().hashCode()); 
  hashCode = prime * hashCode + ((getOwnerId() == null) ? 0 : getOwnerId().hashCode()); 
  hashCode = prime * hashCode + ((getStatus() == null) ? 0 : getStatus().hashCode()); 
  hashCode = prime * hashCode + ((getMacAddress() == null) ? 0 : getMacAddress().hashCode()); 
  hashCode = prime * hashCode + ((getPrivateIpAddress() == null) ? 0 : getPrivateIpAddress().hashCode()); 
  hashCode = prime * hashCode + ((getPrivateDnsName() == null) ? 0 : getPrivateDnsName().hashCode()); 
  hashCode = prime * hashCode + ((isSourceDestCheck() == null) ? 0 : isSourceDestCheck().hashCode()); 
  hashCode = prime * hashCode + ((getGroups() == null) ? 0 : getGroups().hashCode()); 
  hashCode = prime * hashCode + ((getAttachment() == null) ? 0 : getAttachment().hashCode()); 
  hashCode = prime * hashCode + ((getAssociation() == null) ? 0 : getAssociation().hashCode()); 
  hashCode = prime * hashCode + ((getPrivateIpAddresses() == null) ? 0 : getPrivateIpAddresses().hashCode()); 
  return hashCode;
}

if (other.getGroups() == null ^ this.getGroups() == null) return false;
if (other.getGroups() != null && other.getGroups().equals(this.getGroups()) == false) return false; 
if (other.getAttachment() == null ^ this.getAttachment() == null) return false;
if (other.getAttachment() != null && other.getAttachment().equals(this.getAttachment()) == false) return false; 
if (other.getAssociation() == null ^ this.getAssociation() == null) return false;
if (other.getAssociation() != null && other.getAssociation().equals(this.getAssociation()) == false) return false; 

if (getAssociation() != null)
  sb.append("Association: ").append(getAssociation()).append(",");
if (getAttachment() != null)
  sb.append("Attachment: ").append(getAttachment()).append(",");
if (getDescription() != null)
  sb.append("Description: ").append(getDescription()).append(",");

@Override
public int hashCode() {
  final int prime = 31;
  int hashCode = 1;
  hashCode = prime * hashCode + ((getAssociation() == null) ? 0 : getAssociation().hashCode());
  hashCode = prime * hashCode + ((getAttachment() == null) ? 0 : getAttachment().hashCode());
  hashCode = prime * hashCode + ((getDescription() == null) ? 0 : getDescription().hashCode());
  hashCode = prime * hashCode + ((getGroups() == null) ? 0 : getGroups().hashCode());
  hashCode = prime * hashCode + ((getIpv6Addresses() == null) ? 0 : getIpv6Addresses().hashCode());
  hashCode = prime * hashCode + ((getMacAddress() == null) ? 0 : getMacAddress().hashCode());
  hashCode = prime * hashCode + ((getNetworkInterfaceId() == null) ? 0 : getNetworkInterfaceId().hashCode());
  hashCode = prime * hashCode + ((getOwnerId() == null) ? 0 : getOwnerId().hashCode());
  hashCode = prime * hashCode + ((getPrivateDnsName() == null) ? 0 : getPrivateDnsName().hashCode());
  hashCode = prime * hashCode + ((getPrivateIpAddress() == null) ? 0 : getPrivateIpAddress().hashCode());
  hashCode = prime * hashCode + ((getPrivateIpAddresses() == null) ? 0 : getPrivateIpAddresses().hashCode());
  hashCode = prime * hashCode + ((getSourceDestCheck() == null) ? 0 : getSourceDestCheck().hashCode());
  hashCode = prime * hashCode + ((getStatus() == null) ? 0 : getStatus().hashCode());
  hashCode = prime * hashCode + ((getSubnetId() == null) ? 0 : getSubnetId().hashCode());
  hashCode = prime * hashCode + ((getVpcId() == null) ? 0 : getVpcId().hashCode());
  return hashCode;
}

/**
 * Unbind the IP that this instance is associated with.
 */
public void unbind() throws Exception {
  InstanceInfo myInfo = applicationInfoManager.getInfo();
  String myInstanceId = ((AmazonInfo) myInfo.getDataCenterInfo()).get(AmazonInfo.MetaDataKey.instanceId);
  AmazonEC2 ec2 = getEC2Service();
  List<InstanceNetworkInterface> result = instanceData(myInstanceId, ec2).getNetworkInterfaces();
  List<String> ips = getCandidateIps();
  for(InstanceNetworkInterface networkInterface: result){
    if (ips.contains(networkInterface.getPrivateIpAddress())) {
      String attachmentId = networkInterface.getAttachment().getAttachmentId();
      ec2.detachNetworkInterface(new DetachNetworkInterfaceRequest().withAttachmentId(attachmentId));
      break;
    }
  }
}

if (other.getAssociation() != null && other.getAssociation().equals(this.getAssociation()) == false)
  return false;
if (other.getAttachment() == null ^ this.getAttachment() == null)
  return false;
if (other.getAttachment() != null && other.getAttachment().equals(this.getAttachment()) == false)
  return false;
if (other.getDescription() == null ^ this.getDescription() == null)