public ImportAssetsFromS3ResponseDetails withAssetSources(AssetSourceEntry... assetSources) {
        if (this.assetSources == null) {
            setAssetSources(new java.util.ArrayList<AssetSourceEntry>(assetSources.length));
        }
        for (AssetSourceEntry ele : assetSources) {
            this.assetSources.add(ele);
        }
        return this;
    }
<p>
Is a list of Amazon S3 bucket and object key pairs.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setAssetSources(java.util.Collection)} or {@link #withAssetSources(java.util.Collection)} if you want to
override the existing values.
</p>

@param assetSources
       Is a list of Amazon S3 bucket and object key pairs.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-dataexchange/src/main/java/com/amazonaws/services/dataexchange/model/ImportAssetsFromS3ResponseDetails.java