package eu.dnetlib.dhp.schema.oaf;

import java.io.Serializable;
import java.util.stream.Stream;

import org.apache.commons.lang3.StringUtils;

import com.fasterxml.jackson.annotation.JsonIgnore;
import com.google.common.base.Joiner;

public class Qualifier implements Serializable {

	private String classid;
	private String classname;
	private String schemeid;

	public String getClassid() {
		return classid;
	}

	public void setClassid(String classid) {
		this.classid = classid;
	}

	public String getClassname() {
		return classname;
	}

	public void setClassname(String classname) {
		this.classname = classname;
	}

	public String getSchemeid() {
		return schemeid;
	}

	public void setSchemeid(String schemeid) {
		this.schemeid = schemeid;
	}

	public String toComparableString() {
		return Joiner
				.on("::")
				.join(
						Stream.of(getClassid(), getClassname(), getSchemeid())
								.filter(StringUtils::isNotBlank).iterator());
	}

	@Override
	public int hashCode() {
		return toComparableString().hashCode();
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;

		Qualifier other = (Qualifier) obj;

		return toComparableString().equals(other.toComparableString());
	}
}