com.rapleaf.jack.store.json.ArrayPath Maven / Gradle / Ivy

Go to download
package com.rapleaf.jack.store.json;

import java.util.Objects;
import java.util.Optional;

public class ArrayPath implements TuplePath {

  private final Optional name;
  private final int index;
  private final int size;

  public ArrayPath(Optional name, int index, int size) {
    this.name = name;
    this.index = index;
    this.size = size;
  }

  @Override
  public Optional getName() {
    return name;
  }

  @Override
  public boolean isArray() {
    return true;
  }

  @Override
  public Optional getListIndex() {
    return Optional.of(index);
  }

  @Override
  public Optional getListSize() {
    return Optional.of(size);
  }

  @Override
  public String toString() {
    return String.format("%s%s%d%s%d", name.orElse(JsonDbConstants.KEYLESS_ARRAY_NAME), JsonDbConstants.LIST_PATH_SEPARATOR, index, JsonDbConstants.LIST_PATH_SEPARATOR, size);
  }

  @Override
  public int hashCode() {
    return name.hashCode() + 19 * index + 29 * size;
  }

  @Override
  public boolean equals(Object other) {
    if (this == other) {
      return true;
    }
    if (!(other instanceof ArrayPath)) {
      return false;
    }

    ArrayPath that = (ArrayPath)other;
    return Objects.equals(this.name, that.name) &&
        this.index == that.index &&
        this.size == that.size;
  }

}