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Stream Feeds Java Client for backend and android integrations

There is a newer version: 3.15.0

package io.getstream.core.models;

import static com.google.common.base.Preconditions.checkNotNull;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.google.common.base.MoreObjects;
import io.getstream.core.KeepHistory;
import java.util.Objects;

@JsonIgnoreProperties(ignoreUnknown = true)
public final class UnfollowOperation {
  private final String source;
  private final String target;
  private final KeepHistory keepHistory;

  @JsonCreator
  public UnfollowOperation(
      @JsonProperty("feed_id") String source,
      @JsonProperty("target_id") String target,
      @JsonProperty("keep_history") KeepHistory keepHistory) {
    checkNotNull(source, "UnfollowOperation 'source' field required");
    checkNotNull(target, "UnfollowOperation 'target' field required");
    checkNotNull(keepHistory, "UnfollowOperation 'keep history' field required");

    this.source = source;
    this.target = target;
    this.keepHistory = keepHistory;
  }

  public UnfollowOperation(FollowRelation follow, KeepHistory keepHistory) {
    checkNotNull(follow, "UnfollowOperation 'follow' field required");
    checkNotNull(keepHistory, "UnfollowOperation 'keep history' field required");

    this.source = follow.getSource();
    this.target = follow.getTarget();
    this.keepHistory = keepHistory;
  }

  public String getSource() {
    return this.source;
  }

  public String getTarget() {
    return this.target;
  }

  public KeepHistory getKeepHistory() {
    return this.keepHistory;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    UnfollowOperation that = (UnfollowOperation) o;
    return Objects.equals(source, that.source)
        && Objects.equals(target, that.target)
        && Objects.equals(keepHistory, that.keepHistory);
  }

  @Override
  public int hashCode() {
    return Objects.hash(source, target, keepHistory);
  }

  @Override
  public String toString() {
    return MoreObjects.toStringHelper(this)
        .add("source", this.source)
        .add("target", this.target)
        .add("keep_history", this.keepHistory)
        .toString();
  }
}