TElAWSS3DataStorage.ObjectExists method

TElAWSS3DataStorage.ObjectExists

Checks whether data object exists in the storage.

Declaration

[C#]
    bool ObjectExists(string BucketName, string Key);
    bool ObjectExists(TElAWSS3DataStorageObject Obj);
    bool ObjectExists(string BucketName, string Key, TElStringList Headers);

[VB.NET]
    Function ObjectExists(ByVal BucketName As String, ByVal Key As String) As Boolean
    Function ObjectExists(ByVal Obj As TElAWSS3DataStorageObject) As Boolean
    Function ObjectExists(ByVal BucketName As String, ByVal Key As String, ByVal Headers As TElStringList) As Boolean

[Pascal]
    function ObjectExists(const BucketName : string; const Key : string) : boolean;
    function ObjectExists(const BucketName : string; const Key : string; Headers : TStringList) : boolean;
    function ObjectExists(Obj : TElAWSS3DataStorageObject) : boolean;

[C++]
    bool ObjectExists(const std::string &BucketName, const std::string &Key);
    bool ObjectExists(TElAWSS3DataStorageObject &Obj);
    bool ObjectExists(TElAWSS3DataStorageObject *Obj);
    bool ObjectExists(const std::string &BucketName, const std::string &Key, TElStringList &Headers);
    bool ObjectExists(const std::string &BucketName, const std::string &Key, TElStringList *Headers);

[PHP]
    bool ObjectExists(string $BucketName, string $Key)
    bool ObjectExists(TElAWSS3DataStorageObject $Obj)
    bool ObjectExists(string $BucketName, string $Key, TElStringList $Headers)

[Java]
    boolean objectExists(String BucketName, String Key, TElStringList Headers);
    boolean objectExists(TElAWSS3DataStorageObject Obj);
    boolean objectExists(String BucketName, String Key);

Parameters

BucketName - name of the data bucket
Obj - data object which existence should be checked
Key - a unique identifier of the object within a bucket
Headers - contains HTTP headers

Return value

Returns True if the object exists in the data storage and False otherwise.

Description

Use this method to check if certain data objects are present in the storage.