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Improved robustness of Tool error reporting and exposed printHelp

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Collin Smith
2020-11-24 18:13:39 -08:00
parent d4718286c0
commit 803dcd7c6d
1 changed files with 9 additions and 2 deletions
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11
tools/src/main/java/com/riiablo/tool/Tool.java
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@ -7,10 +7,16 @@ import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Option; import org.apache.commons.cli.Option;
import org.apache.commons.cli.Options; import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException; import org.apache.commons.cli.ParseException;
import org.apache.commons.lang3.exception.ExceptionUtils;
import com.badlogic.gdx.ApplicationListener; import com.badlogic.gdx.ApplicationListener;
import com.riiablo.logger.LogManager;
import com.riiablo.logger.Logger;
public class Tool implements ApplicationListener { public class Tool implements ApplicationListener {
private static final Logger log = LogManager.getLogger(Tool.class);
protected void createCliOptions(Options options) { protected void createCliOptions(Options options) {
options.addOption(Option.builder("h") options.addOption(Option.builder("h")
.longOpt("help") .longOpt("help")
@ -24,7 +30,8 @@ public class Tool implements ApplicationListener {
} }
protected void handleCliError(String cmd, Options options, Throwable t) { protected void handleCliError(String cmd, Options options, Throwable t) {
System.err.println(t.getMessage()); log.error(t.getMessage(), t);
System.out.println(ExceptionUtils.getRootCauseMessage(t));
printHelp(cmd, options); printHelp(cmd, options);
System.exit(0); System.exit(0);
} }
@ -44,7 +51,7 @@ public class Tool implements ApplicationListener {
return null; return null;
} }
private void printHelp(String cmd, Options options) { protected void printHelp(String cmd, Options options) {
String header = getHelpHeader(); String header = getHelpHeader();
if (header != null) { if (header != null) {
header = header.replace("{cmd}", cmd).trim(); header = header.replace("{cmd}", cmd).trim();