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package com.zipwhip.api.signals;

import java.io.Serializable;

/**
 * Created by IntelliJ IDEA.
 * User: jed
 * Date: 8/30/11
 * Time: 11:48 AM
 *
 * Simple way to settingsStore and update versions.
 */
public class VersionMapEntry implements Serializable {

	private static final long serialVersionUID = 1L;
	private String key;
	private Long value;

	public VersionMapEntry(String key, Long value) {
		this.key = key;
		this.value = value;
	}

	public String getKey() {
		return key;
	}

	public Long getValue() {
		return value;
	}

	public Long setValue(Long value) {

		Long oldValue = this.value;
		this.value = value;

		return oldValue;
	}

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

		VersionMapEntry that = (VersionMapEntry) o;

		if (key != null ? !key.equals(that.key) : that.key != null) {
			return false;
		}
		if (value != null ? !value.equals(that.value) : that.value != null) {
			return false;
		}

		return true;
	}

	@Override
	public int hashCode() {
		int result = key != null ? key.hashCode() : 0;
		result = (31 * result) + (value != null ? value.hashCode() : 0);
		return result;
	}

	@Override
	public String toString() {
		StringBuilder builder = new StringBuilder();
		builder.append("VersionMapEntry [");
		if (key != null) {
			builder.append("key=");
			builder.append(key);
			builder.append(", ");
		}
		if (value != null) {
			builder.append("value=");
			builder.append(value);
		}
		builder.append("]");
		return builder.toString();
	}

}