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NCBI C++ ToolKit: src/sample/app/netcache/netcache_client_sample.cpp Source File

(

);

(

);

arg_desc->SetUsageContext(

);

arg_desc->AddOptionalKey(

,

arg_desc->AddDefaultKey(

,

arg_desc->SetConstraint(

cout <<

<< endl;

message(

);

= nc_api.

(message.c_str(), message.size());

message(

);

message(

);

nc_api.

(

, message.c_str(), message.size());

cout <<

<< message <<

<<

<< endl;

(

.ReadLine(blob_info)) {

cout << blob_info << endl;

cout <<

<< message <<

<< endl;

cout <<

<< endl;

message(

);

= nc_api.

(message.c_str(), message.size());

cout <<

<< message <<

<<

<< endl;

(

= 0; remaining > 0; ) {

kMaxReadSize = 10;

part_size =

(remaining, kMaxReadSize);

cout <<

<< part <<

<< endl;

remaining -= part_size;

cout <<

<< endl;

unique_ptr<CNetCacheAPI> nc_api_p;

(

()[

]) {

()[

].AsString(),

));

unique_ptr<CNcbiOstream> os(nc_api_p->CreateOStream(

,

*os <<

;

*os <<

;

*os <<

<< endl;

cout <<

<<

<< endl;

unique_ptr<CNcbiIstream> is(nc_api_p->GetIStream(

));

cout <<

<< message <<

<< endl;

unique_ptr<CNcbiIstream> is(nc_api_p->GetIStream(

));

cout <<

<< is->rdbuf() <<

<< endl;

cout <<

<< endl;

message(

);

cout <<

<< message <<

<<

<< endl;

getline(is_zip, message);

cout <<

<< message <<

<< endl;

cout <<

<< endl;

text1(

), text2(

);

cout <<

<< text1

<<

<< text2 <<

<<

<< endl;

[] =

;

writer->Write(

, strlen(

));

cout <<

<<

<<

<<

<< endl;

unique_ptr<IReader> reader(nc_api.

(

, &blob_size));

is >> text1 >> text2;

cout <<

<< text1

<<

<< text2 <<

<<

<< endl;

kMyBufSize = 10;

my_buf[kMyBufSize + 1];

my_buf[bytes_read] =

;

cout <<

<< my_buf <<

<< endl;

Client API for NetCache server.

Note about the "buf_size" parameter for streams in this API.

virtual int Run(void)

Run the application.

void DemoIWriterIReader(void)

virtual void Init(void)

Initialize the application.

void DemoCompression(void)

void DemoPartialRead(void)

Writer-based output stream.

CZipStreamCompressor – zlib based compression stream processor.

CZipStreamDecompressor – zlib based decompression stream processor.

const CNcbiRegistry & GetConfig(void) const

Get the application's cached configuration parameters (read-only).

virtual const CArgs & GetArgs(void) const

Get parsed command line arguments.

int AppMain(int argc, const char *const *argv, const char *const *envp=0, EAppDiagStream diag=eDS_Default, const char *conf=NcbiEmptyCStr, const string &name=NcbiEmptyString)

Main function (entry point) for the NCBI application.

virtual void SetupArgDescriptions(CArgDescriptions *arg_desc)

Setup the command line argument descriptions.

const CNcbiArguments & GetArguments(void) const

Get the application's cached unprocessed command-line arguments.

@ eString

An arbitrary string.

@ eConstraint

Constraint is not inverted (taken as is)

@ fOwnReader

Delete the reader.

@ fOwnWriter

Delete the writer.

#define NCBI_USER_THROW(message)

Throw a quick-and-dirty runtime exception of type 'CException' with the given error message and error...

#define nc_blob_ttl

Blob life span in seconds.

CNcbiOstream * CreateOStream(string &key, const CNamedParameterList *optional=NULL)

Create a stream object for sending data to a blob.

size_t GetBlobSize(const string &blob_id, const CNamedParameterList *optional=NULL)

Returns the size of the BLOB identified by the "key" parameter.

void ReadPart(const string &key, size_t offset, size_t part_size, string &buffer, const CNamedParameterList *optional=NULL)

Read a part of the blob pointed to by "key" and store its contents in "buffer".

CNetServerMultilineCmdOutput GetBlobInfo(const string &blob_id, const CNamedParameterList *optional=NULL)

Return a CNetServerMultilineCmdOutput object for reading meta information about the specified blob.

string PutData(const void *buf, size_t size, const CNamedParameterList *optional=NULL)

Put BLOB to server.

CNcbiIstream * GetIStream(const string &key, size_t *blob_size=NULL, const CNamedParameterList *optional=NULL)

Create an istream object for reading blob data.

IReader * GetReader(const string &key, size_t *blob_size=NULL, const CNamedParameterList *optional=NULL)

Get a pointer to the IReader interface to read blob contents.

void ReadData(const string &key, string &buffer, const CNamedParameterList *optional=NULL)

Read the blob pointed to by "key" and store its contents in "buffer".

uint64_t Uint8

8-byte (64-bit) unsigned integer

ERW_Result

Result codes for I/O operations.

@ eRW_Success

Everything is okay, I/O completed.

static bool EqualNocase(const CTempString s1, SIZE_TYPE pos, SIZE_TYPE n, const char *s2)

Case-insensitive equality of a substring with another string.

const struct ncbi::grid::netcache::search::fields::KEY key

Defines the CNcbiApplication and CAppException classes for creating NCBI applications.

int NcbiSys_main(int argc, ncbi::TXChar *argv[])

static size_t read_size(CNcbiIstream &stream, const char *name)

Reader-writer based streams.

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