/**
* Provides a static entry point for running DAVE as standalone utility.
*
* @param args
*/
public static void main(String args[]) {
boolean success = false;
DAVE dave = new DAVE(args);
if (dave.noProcessingRequired) {
System.exit(exit_success); // short circuit if just help requested
}
try {
success = dave.parseFile();
} catch (IOException e) {
System.err.println(e.getMessage());
}
// quit now if problems in parsing
if (!success) {
System.exit(exit_failure);
}
// If checkcase data is included, run quick verification
if (dave.checkcases != null) {
if (dave.ignoreCheckcases) {
System.out.println("(Verification cases(s) ignored.)");
} else if (!dave.verify()) {
System.exit(exit_failure);
}
}
// Did user ask for stats?
if (dave.genStatsFlag) {
dave.reportStats(); // report parsing stats
}
// Did user ask for a listing?
if (dave.makeListing) {
dave.describeSelf();
}
// Did user ask to perform evalution?
if (dave.evaluate) {
while (true) { // run until ^D entered
try {
VectorInfoArrayList inputVec = dave.m.getInputVector();
int eof = dave.loadInputs(inputVec);
if (eof == -1) {
System.out.println();
System.exit(exit_success);
}
dave.m.cycle(); // run model with inputs
VectorInfoArrayList outputVec = dave.m.getOutputVector();
if (outputVec == null) {
System.err.println(" Null output vector returned from Model.cycle() ");
System.exit(exit_failure);
}
dave.listOutputs(outputVec);
if (dave.createInternalValues) {
VectorInfoArrayList internalVec = dave.m.getInternalsVector();
if (internalVec == null) {
System.err.println(" Null internal results vector returned from Model.cycle() ");
System.exit(exit_failure);
}
dave.listInternals(internalVec);
}
} catch (Exception e) {
System.err.println(e.getMessage());
}
}
}
}
/**
* Sets the input file and stub name strings.
*
* <p>This method needed to support packages that extend DAVE.
*
* @param fn the new file name
*/
public void setInputFileName(String fn) {
this.inputFileName = fn;
this.stubName = DAVE.toStubName(fn);
}
/** Parses any command-line options given. */
private void parseOptions(String inArgs[]) {
String exampleUse =
"Usage: java DAVE [-v][-c][-d][-e][-h][-x][-i] [-o [Text_output_file]] DAVE-ML_document";
int numArgs = inArgs.length;
// Make sure we have at least the input file
if (numArgs < 1) {
System.out.println(exampleUse);
System.out.println("Need at least one argument.");
System.exit(0);
}
// Save arguments into field
this.setArgs(inArgs);
// Retrieve input file name
this.inputFileName = this.args[numArgs - 1];
// Don't deal with stub name if no filename provided
if (this.inputFileName.startsWith("-")) {
numArgs++; // adjust so we'll look at first argument
} else {
// Generate stub file name and list file name
this.stubName = DAVE.toStubName(this.inputFileName);
this.listFileName = this.stubName + ".txt";
}
// Parse remaining options
if (numArgs > 1) {
int parsedArgs = 0;
if (matchOptionArgs("c", "count")) {
this.genStatsFlag = true;
parsedArgs++;
}
if (matchOptionArgs("d", "debug")) {
this.verboseFlag = true;
parsedArgs++;
}
if (matchOptionArgs("e", "eval")) {
this.evaluate = true;
parsedArgs++;
}
if (matchOptionArgs("i", "internal")) {
this.createInternalValues = true;
parsedArgs++;
}
if (matchOptionArgs("o", "list")) {
this.makeListing = true;
if (numArgs > (this.argNum + 2)) {
if (!this.args[this.argNum + 1].startsWith("-")) {
this.listFileName = this.args[this.argNum + 1];
}
}
parsedArgs++;
}
if (matchOptionArgs("v", "version")) {
this.noProcessingRequired = true;
System.out.println("DAVE version " + getVersion());
System.exit(0);
}
if (matchOptionArgs("x", "no-checkcase")) {
this.ignoreCheckcases = true;
parsedArgs++;
System.out.println("Ignoring checkcases");
}
if (matchOptionArgs("h", "help")) {
this.noProcessingRequired = true;
this.helpRequested = true;
parsedArgs++;
}
int numSwitches = this.numCmdLineSwitches();
if (parsedArgs < numSwitches) {
System.err.print("Unable to understand ");
if (numSwitches == 1) {
System.err.println("and parse option switch '" + this.args[this.argNum] + "'.");
} else if (numSwitches == 2) {
System.err.println("and parse both option switches.");
} else {
System.err.println("and parse all " + numSwitches + " option switches.");
}
System.err.println(exampleUse);
System.exit(0);
}
}
}
