Author: [log in to unmask]
Date: Fri May 15 17:23:48 2015
New Revision: 2979
Log:
Add help switch to command line interface.
Modified:
java/trunk/record-util/src/main/java/org/hps/record/evio/crawler/EvioFileCrawler.java
Modified: java/trunk/record-util/src/main/java/org/hps/record/evio/crawler/EvioFileCrawler.java
=============================================================================
--- java/trunk/record-util/src/main/java/org/hps/record/evio/crawler/EvioFileCrawler.java (original)
+++ java/trunk/record-util/src/main/java/org/hps/record/evio/crawler/EvioFileCrawler.java Fri May 15 17:23:48 2015
@@ -13,6 +13,7 @@
import java.util.logging.Logger;
import org.apache.commons.cli.CommandLine;
+import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import org.apache.commons.cli.PosixParser;
@@ -36,6 +37,7 @@
}
static {
+ OPTIONS.addOption("h", "help", false, "print help and exit");
OPTIONS.addOption("t", "timestamp-file", true,
"timestamp file for date filtering; modified time will be set at end of job");
OPTIONS.addOption("d", "directory", true, "starting directory");
@@ -45,7 +47,7 @@
OPTIONS.addOption("u", "update", false, "update the run database");
OPTIONS.addOption("e", "epics", false, "process EPICS data");
OPTIONS.addOption("c", "cache", false, "cache all files from MSS");
- OPTIONS.addOption("w", "wait", true, "total wait time to allow for file caching operations");
+ OPTIONS.addOption("w", "wait", true, "total time in ms for file caching");
}
public static void main(final String[] args) {
@@ -86,10 +88,23 @@
}
return processor;
}
+
+ /**
+ * Print the usage statement for this tool to the console.
+ */
+ private final void printUsage() {
+ final HelpFormatter help = new HelpFormatter();
+ help.printHelp("EvioFileCrawler", "", OPTIONS, "");
+ System.exit(0);
+ }
private EvioFileCrawler parse(final String args[]) {
try {
final CommandLine cl = this.parser.parse(OPTIONS, args);
+
+ if (cl.hasOption("h")) {
+ printUsage();
+ }
if (cl.hasOption("L")) {
final Level level = Level.parse(cl.getOptionValue("L"));
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