@Override
    public int hashCode() {
        final int prime = 31;
        int hashCode = 1;

        hashCode = prime * hashCode + ((getEngine() == null) ? 0 : getEngine().hashCode());
        hashCode = prime * hashCode + ((getEngineVersion() == null) ? 0 : getEngineVersion().hashCode());
        hashCode = prime * hashCode + ((getDatabaseInstallationFilesS3BucketName() == null) ? 0 : getDatabaseInstallationFilesS3BucketName().hashCode());
        hashCode = prime * hashCode + ((getDatabaseInstallationFilesS3Prefix() == null) ? 0 : getDatabaseInstallationFilesS3Prefix().hashCode());
        hashCode = prime * hashCode + ((getImageId() == null) ? 0 : getImageId().hashCode());
        hashCode = prime * hashCode + ((getKMSKeyId() == null) ? 0 : getKMSKeyId().hashCode());
        hashCode = prime * hashCode + ((getDescription() == null) ? 0 : getDescription().hashCode());
        hashCode = prime * hashCode + ((getManifest() == null) ? 0 : getManifest().hashCode());
        hashCode = prime * hashCode + ((getTags() == null) ? 0 : getTags().hashCode());
        hashCode = prime * hashCode + ((getSourceCustomDbEngineVersionIdentifier() == null) ? 0 : getSourceCustomDbEngineVersionIdentifier().hashCode());
        hashCode = prime * hashCode + ((getUseAwsProvidedLatestImage() == null) ? 0 : getUseAwsProvidedLatestImage().hashCode());
        return hashCode;
    }
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-rds/src/main/java/com/amazonaws/services/rds/model/CreateCustomDBEngineVersionRequest.java