io.contek.tinker.rearm.RearmMapStore Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of rearm-core Show documentation

Tinker Rearm Core

The newest version!

package io.contek.tinker.rearm;

import com.google.common.collect.ImmutableMap;
import java.nio.file.Path;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.function.Supplier;
import javax.annotation.Nullable;
import javax.annotation.concurrent.ThreadSafe;

@ThreadSafe
public abstract class RearmMapStore extends RearmStore> {

  protected RearmMapStore(Path configPath, IParser parser) {
    super(configPath, parser);
  }

  public final Value get(Key key) throws NoSuchElementException {
    return getOrThrow(key, NoSuchElementException::new);
  }

  public final  Value getOrThrow(Key key, Supplier t) throws E {
    Value value = getNullable(key);
    if (value == null) {
      throw t.get();
    }
    return value;
  }

  @Nullable
  public final Value getNullable(Key key) {
    Map map = getMap();
    return map.get(key);
  }

  public final ImmutableMap getMap() {
    ImmutableMap item = getParsedConfig();
    return item == null ? ImmutableMap.of() : item;
  }

  /** Parser to read and parse {@link ImmutableMap} from a file. */
  @ThreadSafe
  public interface IParser extends RearmStore.IParser> {}

  /** Listener which gets called when {@link RearmMapStore} has update. */
  @ThreadSafe
  public interface IListener extends RearmStore.IListener> {}
}