com.github.triceo.robozonky.app.configuration.CommandLineWrapper Maven / Gradle / Ivy
/*
* Copyright 2017 Lukáš Petrovický
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.github.triceo.robozonky.app.configuration;
import java.util.Arrays;
import java.util.Objects;
import java.util.Optional;
import java.util.OptionalInt;
import java.util.stream.Collectors;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Option;
class CommandLineWrapper {
private final CommandLine cli;
public CommandLineWrapper(final CommandLine cli) {
this.cli = cli;
}
public boolean hasOption(final Option option) {
return this.cli.hasOption(option.getOpt());
}
public Optional getOptionValue(final Option option) {
if (!this.hasOption(option)) {
return Optional.empty();
}
final String val = this.cli.getOptionValue(option.getOpt());
if (val == null || val.isEmpty()) {
return Optional.empty();
} else {
return Optional.of(val);
}
}
public OptionalInt getIntegerOptionValue(final Option option) {
return this.getOptionValue(option)
.map(value -> {
try {
return OptionalInt.of(Integer.parseInt(value));
} catch (final NumberFormatException ex) {
return OptionalInt.empty();
}
}).orElse(OptionalInt.empty());
}
public int getIntegerOptionValue(final Option option, final int defaultValue) {
return this.getIntegerOptionValue(option).orElse(defaultValue);
}
@Override
public String toString() {
return Arrays.stream(this.cli.getOptions())
.filter(o -> !Objects.equals(o, CommandLineInterface.OPTION_PASSWORD))
.map(Option::getOpt)
.filter(cli::hasOption)
.map(opt -> {
String result = "-" + opt;
final String value = cli.getOptionValue(opt);
if (value != null) {
result += " " + value;
}
return result;
}).collect(Collectors.joining(", ", "[", "]"));
}
}