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Dependencies:   NaturalTinyShell_ice libmDot-12Sept mbed-rtos mbed

Fork of ICE by Erick

src/ConfigurationHandler/Algorithms/CompositeAlgorithm.cpp@221:2a5e9902003c, 2016-10-14 (annotated)

Committer:
jmarkel44
Date:
Fri Oct 14 21:30:21 2016 +0000
Revision:
221:2a5e9902003c
Child:
244:26074095e389
composite control and composite algorithm implementation

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jmarkel44 221:2a5e9902003c 1 #include "global.h"
jmarkel44 221:2a5e9902003c 2 #include "MbedJSONValue.h"
jmarkel44 221:2a5e9902003c 3 #include "CompositeAlgorithm.h"
jmarkel44 221:2a5e9902003c 4
jmarkel44 221:2a5e9902003c 5 bool CompositeAlgorithm::load(const std::string _controlFile)
jmarkel44 221:2a5e9902003c 6 {
jmarkel44 221:2a5e9902003c 7 MbedJSONValue json_value; // JSON parsing element
jmarkel44 221:2a5e9902003c 8 controlFile = _controlFile;
jmarkel44 221:2a5e9902003c 9
jmarkel44 221:2a5e9902003c 10 // open and read from the control file
jmarkel44 221:2a5e9902003c 11 mDot::mdot_file file = GLOBAL_mdot->openUserFile(controlFile.c_str(), mDot::FM_RDONLY);
jmarkel44 221:2a5e9902003c 12 if ( file.fd < 0 ) {
jmarkel44 221:2a5e9902003c 13 logError("%s: failed to open %s\n", __func__, controlFile.c_str());
jmarkel44 221:2a5e9902003c 14 return false;
jmarkel44 221:2a5e9902003c 15 }
jmarkel44 221:2a5e9902003c 16
jmarkel44 221:2a5e9902003c 17 // read the data into a buffer
jmarkel44 221:2a5e9902003c 18 char dataBuf[MAX_FILE_SIZE];
jmarkel44 221:2a5e9902003c 19
jmarkel44 221:2a5e9902003c 20 int bytes_read = GLOBAL_mdot->readUserFile(file, (void *)dataBuf, sizeof(dataBuf));
jmarkel44 221:2a5e9902003c 21 if ( bytes_read != sizeof(dataBuf) ) {
jmarkel44 221:2a5e9902003c 22 logError("%s: failed to read %d bytes from %s", __func__, sizeof(dataBuf), controlFile.c_str());
jmarkel44 221:2a5e9902003c 23 // caller should destroy the object
jmarkel44 221:2a5e9902003c 24 return false;
jmarkel44 221:2a5e9902003c 25 }
jmarkel44 221:2a5e9902003c 26
jmarkel44 221:2a5e9902003c 27 // close the file
jmarkel44 221:2a5e9902003c 28 GLOBAL_mdot->closeUserFile(file);
jmarkel44 221:2a5e9902003c 29
jmarkel44 221:2a5e9902003c 30 // parse the JSON data
jmarkel44 221:2a5e9902003c 31 parse(json_value, dataBuf);
jmarkel44 221:2a5e9902003c 32
jmarkel44 221:2a5e9902003c 33 if ( !json_value.hasMember("id") ||
jmarkel44 221:2a5e9902003c 34 !json_value.hasMember("opr") ||
jmarkel44 221:2a5e9902003c 35 !json_value.hasMember("op") ||
jmarkel44 221:2a5e9902003c 36 !json_value.hasMember("true") ||
jmarkel44 221:2a5e9902003c 37 !json_value.hasMember("false") ) {
jmarkel44 221:2a5e9902003c 38 printf("%s: failed to extract expected tags\n", __func__);
jmarkel44 221:2a5e9902003c 39 return false;
jmarkel44 221:2a5e9902003c 40 }
jmarkel44 221:2a5e9902003c 41
jmarkel44 221:2a5e9902003c 42 id = json_value["id"].get<string>();
jmarkel44 221:2a5e9902003c 43 opr = json_value["opr"].get<string>();
jmarkel44 221:2a5e9902003c 44 op = json_value["op"].get<string>();
jmarkel44 221:2a5e9902003c 45 resultTrue = json_value["true"].get<string>();
jmarkel44 221:2a5e9902003c 46 resultFalse = json_value["false"].get<string>();
jmarkel44 221:2a5e9902003c 47
jmarkel44 221:2a5e9902003c 48 return true;
jmarkel44 221:2a5e9902003c 49 }
jmarkel44 221:2a5e9902003c 50
jmarkel44 221:2a5e9902003c 51 void CompositeAlgorithm::display(void)
jmarkel44 221:2a5e9902003c 52 {
jmarkel44 221:2a5e9902003c 53 printf("\r id : %s\n", id.c_str());
jmarkel44 221:2a5e9902003c 54 printf("\r opr : %s\n", opr.c_str());
jmarkel44 221:2a5e9902003c 55 printf("\r op : %s\n", op.c_str());
jmarkel44 221:2a5e9902003c 56 printf("\r true : %s\n", resultTrue.c_str());
jmarkel44 221:2a5e9902003c 57 printf("\r false : %s\n", resultFalse.c_str());
jmarkel44 221:2a5e9902003c 58 printf("\r\n");
jmarkel44 221:2a5e9902003c 59 }