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/*
* Copyright (C) 2013 The Android Open Source Project
*
* 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.android.jill;
import com.android.sched.util.config.cli.TokenIterator;
import com.android.sched.util.location.NoLocation;
import org.kohsuke.args4j.CmdLineException;
import org.kohsuke.args4j.CmdLineParser;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Nonnull;
/**
* Main class for Jill tool.
*/
public class Main {
public static void main(@Nonnull String[] args) {
Options options = null;
try {
options = getOptions(args);
if (options.askForHelp()) {
printUsage(new CmdLineParser(options));
System.exit(ExitStatus.SUCCESS);
}
if (options.askForVersion()) {
System.out.println("Jill");
System.out.println("Version: " + Jill.getVersion() + '.');
System.exit(ExitStatus.SUCCESS);
}
Jill.process(options);
System.exit(ExitStatus.SUCCESS);
} catch (CmdLineException e) {
if (e.getMessage() != null) {
System.err.println(e.getMessage());
}
CmdLineParser parser = e.getParser();
if (parser != null) {
printUsage(parser);
} else {
System.err.println("Try --help for help");
}
System.exit(ExitStatus.FAILURE_USAGE);
} catch (IOException e) {
System.err.println(e.getMessage());
System.exit(ExitStatus.FAILURE_USAGE);
} catch (JillException e) {
if (options != null) {
System.err.println("Binary transformation of " + options.getBinaryFile().getName()
+ " failed.");
if (options.isVerbose()) {
e.printStackTrace();
}
} else {
System.err.println("Binary transformation failed.");
}
System.exit(ExitStatus.FAILURE_INTERNAL);
}
System.exit(ExitStatus.FAILURE_UNKNOWN);
}
@Nonnull
public static Options getOptions(@Nonnull String[] args) throws CmdLineException, IOException {
Options options = new Options();
CmdLineParser parser = new CmdLineParser(options);
parser.setUsageWidth(100);
TokenIterator iterator = new TokenIterator(new NoLocation(), args);
List<String> list = new ArrayList<String>();
while (iterator.hasNext()) {
list.add(iterator.next());
}
parser.parseArgument(list);
parser.stopOptionParsing();
try {
options.checkValidity();
} catch (IllegalOptionsException e) {
throw new CmdLineException(parser, e.getMessage(), e);
}
return options;
}
private static void printUsage(@Nonnull CmdLineParser parser) {
System.err.print("Main: ");
parser.printSingleLineUsage(System.err);
System.err.println();
parser.printUsage(System.err);
}
}
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