fish.payara.micro.cmd.options.RuntimeOptions Maven / Gradle / Ivy
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package fish.payara.micro.cmd.options;
import fish.payara.deployment.util.JavaArchiveUtils;
import java.text.MessageFormat;
import java.util.AbstractMap;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import java.util.Set;
import java.util.stream.Collectors;
/**
* Class to specify the runtime options for Payara Micro
*
* @author steve
*/
public class RuntimeOptions {
private final List> options;
static ResourceBundle commandoptions = ResourceBundle.getBundle("commandoptions");
static ResourceBundle commandlogstrings = ResourceBundle.getBundle("commandlogstrings");
public static void printHelp() {
ArrayList output = new ArrayList<>();
for (RUNTIME_OPTION option : RUNTIME_OPTION.values()) {
String entry = "--" + rightPad(option.name(), findLongestOption() + 3);
entry += " ";
try {
entry += commandoptions.getString(option.name());
} catch (MissingResourceException mre){
//ignore as there is no description for this option
System.err.println();
}
output.add(entry);
}
// alphabetise
output.sort(String.CASE_INSENSITIVE_ORDER);
for (String s : output){
System.err.println(s);
}
}
public List> getOptions() {
return Collections.unmodifiableList(options);
}
public List getOption(RUNTIME_OPTION option) {
return options.stream().filter(entry -> entry.getKey() == option).map(Map.Entry::getValue).collect(Collectors.toList());
}
public RuntimeOptions(String[] args) throws ValidationException {
// parse the arguments into a match
options = new LinkedList<>();
Set invalidArgs = new HashSet<>();
for (int i = 0; i < args.length; i++) {
String arg = args[i];
if (arg.startsWith("--")) {
// this is a command switch
try {
RUNTIME_OPTION option = RUNTIME_OPTION.valueOf(arg.substring(2).toLowerCase());
String value = null;
if (option.hasFollowingValue()) {
if (!option.followingValueIsOptional()) {
// there is a second value
value = args[i+1];
i++;
if (value.startsWith("--")) {
throw new IndexOutOfBoundsException();
}
option.validate(value);
} else {
// If we're not at the end, and the next arg isn't a command option, validate it
if (i + 1 != args.length && !args[i + 1].startsWith("--")) {
value = args[i+1];
i++;
option.validate(value);
}
}
}
options.add(new AbstractMap.SimpleImmutableEntry<>(option, value));
} catch (IllegalArgumentException iae) {
throw new ValidationException(MessageFormat.format(commandlogstrings.getString("notValidArgument"), arg));
} catch (IndexOutOfBoundsException ex) {
throw new ValidationException(MessageFormat.format(commandlogstrings.getString("expectedArgument"), arg));
} catch (ValidationException ve) {
throw new ValidationException(arg + " " + ve.getMessage(), ve);
}
} else if (JavaArchiveUtils.hasJavaArchiveExtension(arg, false)) {
// we have a "raw" deployment
RUNTIME_OPTION.deploy.validate(arg);
options.add(new AbstractMap.SimpleImmutableEntry<>(RUNTIME_OPTION.deploy, arg));
} else {
invalidArgs.add(arg);
}
}
if (invalidArgs.size() > 0) {
throw new ValidationException(MessageFormat.format(commandlogstrings.getString("notValidArguments"), String.join(",", invalidArgs)));
}
}
private static int findLongestOption() {
int longest = 0;
for (RUNTIME_OPTION option : RUNTIME_OPTION.values()) {
if (option.name().length() > longest) {
longest = option.name().length();
}
}
return longest;
}
private static String rightPad(String toPad, int paddedLength) {
// return input if anything doesn't make sense
if (null == toPad || toPad.length() >= paddedLength) {
return toPad;
}
StringBuilder sb = new StringBuilder(toPad);
for (int i = toPad.length(); i < paddedLength; i++) {
sb.append(" ");
}
return sb.toString();
}
}