com.recombee.api_client.bindings.RecommendationResponse Maven / Gradle / Ivy

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A client library for easy use of the Recombee recommendation API

There is a newer version: 5.0.0

package com.recombee.api_client.bindings;

import org.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.HashCodeBuilder;

import java.util.Arrays;
import java.util.Iterator;

public class RecommendationResponse extends RecombeeBinding implements Iterable {
    /**
     * Id of the recommendation request
     */
    protected String recommId;
    /**
     * Obtained recommendations
     */
    protected Recommendation[] recomms;

    public RecommendationResponse () {}

    public RecommendationResponse (String recommId,Recommendation[] recomms) {
        this.recommId = recommId;
        this.recomms = recomms;
    }

    /**
     * Get id of the recommendation request
     */
    public String getRecommId() {
         return this.recommId;
    }

    /**
     * Get obtained recommendations
     */
    public Recommendation[] getRecomms() {
         return this.recomms;
    }

    /**
     * Get ids of recommended entities
     */
    public String[] getIds() {
        String[] ids = new String[recomms.length];
        for(int i = 0; i< recomms.length; i++)
            ids[i] = recomms[i].getId();
        return ids;
    }

    @Override
    public int hashCode() {
    return new HashCodeBuilder(17, 31).
        append(this.recommId).
        append(this.recomms).
        toHashCode();
    }

    @Override
    public boolean equals(Object obj) {
         if (!(obj instanceof RecommendationResponse))
             return false;
         if (obj == this)
             return true;
    
         RecommendationResponse rhs = (RecommendationResponse) obj;
         return new EqualsBuilder().
            append(this.recommId, rhs.recommId).
            append(this.recomms, rhs.recomms).
            isEquals();
    }

    @Override
    public Iterator iterator() {
        return Arrays.asList(recomms).iterator();
    }
}