@Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;

        if (obj instanceof DeleteStackInstancesRequest == false)
            return false;
        DeleteStackInstancesRequest other = (DeleteStackInstancesRequest) obj;
        if (other.getStackSetName() == null ^ this.getStackSetName() == null)
            return false;
        if (other.getStackSetName() != null && other.getStackSetName().equals(this.getStackSetName()) == false)
            return false;
        if (other.getAccounts() == null ^ this.getAccounts() == null)
            return false;
        if (other.getAccounts() != null && other.getAccounts().equals(this.getAccounts()) == false)
            return false;
        if (other.getDeploymentTargets() == null ^ this.getDeploymentTargets() == null)
            return false;
        if (other.getDeploymentTargets() != null && other.getDeploymentTargets().equals(this.getDeploymentTargets()) == false)
            return false;
        if (other.getRegions() == null ^ this.getRegions() == null)
            return false;
        if (other.getRegions() != null && other.getRegions().equals(this.getRegions()) == false)
            return false;
        if (other.getOperationPreferences() == null ^ this.getOperationPreferences() == null)
            return false;
        if (other.getOperationPreferences() != null && other.getOperationPreferences().equals(this.getOperationPreferences()) == false)
            return false;
        if (other.getRetainStacks() == null ^ this.getRetainStacks() == null)
            return false;
        if (other.getRetainStacks() != null && other.getRetainStacks().equals(this.getRetainStacks()) == false)
            return false;
        if (other.getOperationId() == null ^ this.getOperationId() == null)
            return false;
        if (other.getOperationId() != null && other.getOperationId().equals(this.getOperationId()) == false)
            return false;
        if (other.getCallAs() == null ^ this.getCallAs() == null)
            return false;
        if (other.getCallAs() != null && other.getCallAs().equals(this.getCallAs()) == false)
            return false;
        return true;
    }
Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be
redacted from this string using a placeholder value.

@return A string representation of this object.

@see java.lang.Object#toString()
aws-java-sdk-cloudformation/src/main/java/com/amazonaws/services/cloudformation/model/DeleteStackInstancesRequest.java