kz.greetgo.scheduling.collector.SchedulerConfigStoreInFile Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of greetgo.scheduling Show documentation

Scheduler using in greetgo!

The newest version!

package kz.greetgo.scheduling.collector;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;

import static java.nio.charset.StandardCharsets.UTF_8;

public class SchedulerConfigStoreInFile implements SchedulerConfigStore {

  private final Path root;

  public SchedulerConfigStoreInFile(Path rootPath) {
    root = rootPath;
  }

  @Override
  public boolean exists(String location) {
    return Files.exists(root.resolve(location));
  }

  @Override
  public String getContent(String location) {
    try {

      if (Files.exists(root.resolve(location))) {
        return new String(Files.readAllBytes(root.resolve(location)), UTF_8);
      }

      return null;

    } catch (IOException e) {
      throw new RuntimeException(e);
    }
  }

  @Override
  public void setContent(String location, String content) {
    Path path = root.resolve(location);

    if (content == null) {
      try {
        Files.delete(path);
      } catch (java.nio.file.NoSuchFileException ignore) {
        return;
      } catch (IOException e) {
        throw new RuntimeException(e);
      }
      return;
    }

    //noinspection ResultOfMethodCallIgnored
    path.toFile().getParentFile().mkdirs();
    try {
      Files.write(path, content.getBytes(UTF_8));
    } catch (IOException e) {
      throw new RuntimeException(e);
    }

  }

  @Override
  public long lastModifiedMillis(String location) {
    try {
      return Files.getLastModifiedTime(root.resolve(location)).toMillis();
    } catch (java.nio.file.NoSuchFileException ignore) {
      return 0;
    } catch (IOException e) {
      throw new RuntimeException(e);
    }
  }

  @Override
  public String placeInfo(String location) {
    return root.resolve(location).toString();
  }
}