package fi.iki.elonen;

import fi.iki.elonen.debug.DebugServer;

import java.util.ArrayList;
import java.util.List;

/**
 * @author Paul S. Hawke (paul.hawke@gmail.com)
 *         On: 3/9/13 at 12:47 AM
 */
public class TempFilesServer extends DebugServer {
    public static void main(String[] args) {
        TempFilesServer server = new TempFilesServer();
        server.setTempFileManagerFactory(new ExampleManagerFactory());
        ServerRunner.executeInstance(server);
    }

    private static class ExampleManagerFactory implements TempFileManagerFactory {
        @Override
        public TempFileManager create() {
            return new ExampleManager();
        }
    }

    private static class ExampleManager implements TempFileManager {
        private final String tmpdir;
        private final List<TempFile> tempFiles;

        private ExampleManager() {
            tmpdir = System.getProperty("java.io.tmpdir");
            tempFiles = new ArrayList<TempFile>();
        }

        @Override
        public TempFile createTempFile() throws Exception {
            DefaultTempFile tempFile = new DefaultTempFile(tmpdir);
            tempFiles.add(tempFile);
            System.out.println("Created tempFile: " + tempFile.getName());
            return tempFile;
        }

        @Override
        public void clear() {
            if (!tempFiles.isEmpty()) {
                System.out.println("Cleaning up:");
            }
            for (TempFile file : tempFiles) {
                try {
                    System.out.println("   "+file.getName());
                    file.delete();
                } catch (Exception ignored) {}
            }
            tempFiles.clear();
        }
    }
}