int webhdfs_req_open (webhdfs_req_t *req,
webhdfs_t *fs,
const char *path)
{
const webhdfs_conf_t *conf = fs->conf;
int r;
buffer_open(&(req->buffer));
/* No upload by default */
req->upload_data = NULL;
req->upload = NULL;
/* Fill URL */
buffer_clear(&(req->buffer));
r = buffer_append_format(&(req->buffer), "%s://%s:%d/webhdfs/v1/%s?",
conf->use_ssl ? "https" : "http",
conf->host, conf->port,
(path != NULL) ? path + 1 : "");
if (conf->user != NULL)
r |= buffer_append_format(&(req->buffer), "user.name=%s&", conf->user);
if (conf->token != NULL)
r |= buffer_append_format(&(req->buffer), "delegation=%s&", conf->token);
return(r);
}
void _hdata_write(const hdata_class_t * data_class,hdata_t data,hbuffer_t buffer,hbool pattern,hint32 level,InvokeTickDeclare){
hint32 c,i;
_hdata_write_object_each_arg_t arg;
hdata_type_code type;
if(data && data_class && buffer){
type = hdata_type(data_class,data,InvokeTickArg);
if(type == HDATA_TYPE_NULL){
buffer_append_str(buffer, "null");
}
else if(type == HDATA_TYPE_INT16 ){
buffer_append_format(buffer, "%d",InvokeTickArg, hdata_int16(data_class,data,0,InvokeTickArg));
}
else if(type == HDATA_TYPE_INT32){
buffer_append_format(buffer, "%ld",InvokeTickArg,hdata_int32(data_class,data,0,InvokeTickArg));
}
else if(type == HDATA_TYPE_INT64){
buffer_append_format(buffer, "%lld",InvokeTickArg,hdata_int64(data_class,data,0,InvokeTickArg));
}
else if(type == HDATA_TYPE_DOUBLE){
buffer_append_format(buffer, "%f",InvokeTickArg,hdata_double(data_class,data,0,InvokeTickArg));
}
else if(type == HDATA_TYPE_BOOL){
if(hdata_boolean(data_class,data,hbool_false,InvokeTickArg)){
buffer_append_str(buffer, "true");
}
else{
buffer_append_str(buffer, "false");
}
}
else if(type == HDATA_TYPE_STRING){
if(hdata_string(data_class,data,NULL,InvokeTickArg)){
hdata_json_write_string(hdata_string(data_class,data,"",InvokeTickArg),buffer,InvokeTickArg);
}
else{
buffer_append_str(buffer, "null");
}
}
else if(type ==HDATA_TYPE_ARRAY){
buffer_append_str(buffer, "[");
c = hdata_array_size(data_class,data,InvokeTickArg);
for(i=0;i<c;i++){
if(i==0 && pattern){
buffer_append_str(buffer, "\n");
_hdata_json_write_level(buffer,level+1,InvokeTickArg);
}
else if(pattern){
_hdata_json_write_level(buffer,level+1,InvokeTickArg);
}
_hdata_write(data_class,hdata_array(data_class,data,i,InvokeTickArg),buffer,pattern,level+1,InvokeTickArg);
if(i != c-1){
buffer_append_str(buffer, ",");
}
if(pattern){
buffer_append_str(buffer, "\n");
}
}
if(pattern && c>0){
_hdata_json_write_level(buffer,level,InvokeTickArg);
buffer_append_str(buffer, "]");
}
else{
buffer_append_str(buffer, "]");
}
}
else if(type ==HDATA_TYPE_OBJECT){
buffer_append_str(buffer, "{");
arg.buffer = buffer;
arg.pattern = pattern;
arg.level = level+1;
arg.first = hbool_true;
arg.data_class = data_class;
hdata_object_each(data_class,data, _hdata_json_write_object_echo,&arg,InvokeTickArg);
if(pattern && *((hchar *)buffer_data(buffer) + buffer_length(buffer) -1) != '{'){
_hdata_json_write_level(buffer,level,InvokeTickArg);
buffer_append_str(buffer, "}");
}
else{
buffer_append_str(buffer, "}");
}
}
else if(type == HDATA_TYPE_BYTES){
buffer_append_str(buffer, "\"");
buffer_append_str(buffer, HDATA_BASE64_TAG);
hbase64_encode(hdata_bytes(data_class, data,InvokeTickArg),hdata_bytes_size(data_class, data,InvokeTickArg),buffer);
buffer_append_str(buffer, "\"");
}
}
}
