tencent cloud

// 初始化 TransferConfig，这里使用默认配置，如果需要定制，请参考 SDK 接口文档
TransferConfig transferConfig = new TransferConfig.Builder().build();
//初始化 TransferManager
TransferManager transferManager = new TransferManager(cosXmlService,
        transferConfig);

String sourceAppid = "1250000000"; //账号 APPID
String sourceBucket = "sourcebucket-1250000000"; //源对象所在的存储桶
String sourceRegion = "COS_REGION"; //源对象的存储桶所在的地域
String sourceCosPath = "sourceObject"; //源对象的对象键
//构造源对象属性
CopyObjectRequest.CopySourceStruct copySourceStruct =
        new CopyObjectRequest.CopySourceStruct(
                sourceAppid, sourceBucket, sourceRegion, sourceCosPath);
//目标桶
// 存储桶名称，由bucketname-appid 组成，appid必须填入，可以在COS控制台查看存储桶名称。 https://console.tencentcloud.com/cos5/bucket
String bucket = "examplebucket-1250000000";
//目标对象
String cosPath = "exampleobject"; //对象在存储桶中的位置标识符，即对象键

//复制对象
COSXMLCopyTask cosxmlCopyTask = transferManager.copy(bucket, cosPath,
        copySourceStruct);

//设置返回结果回调
cosxmlCopyTask.setCosXmlResultListener(new CosXmlResultListener() {
    @Override
    public void onSuccess(CosXmlRequest request, CosXmlResult result) {
        COSXMLCopyTask.COSXMLCopyTaskResult copyResult =
                (COSXMLCopyTask.COSXMLCopyTaskResult) result;
    }

    // 如果您使用 kotlin 语言来调用，请注意回调方法中的异常是可空的，否则不会回调 onFail 方法，即：
    // clientException 的类型为 CosXmlClientException?，serviceException 的类型为 CosXmlServiceException?
    @Override
    public void onFail(CosXmlRequest request,
                       @Nullable CosXmlClientException clientException,
                       @Nullable CosXmlServiceException serviceException) {
        if (clientException != null) {
            clientException.printStackTrace();
        } else {
            serviceException.printStackTrace();
        }
    }
});
//设置任务状态回调, 可以查看任务过程
cosxmlCopyTask.setTransferStateListener(new TransferStateListener() {
    @Override
    public void onStateChanged(TransferState state) {
        // todo notify transfer state
    }
});