Java tutorial
/* * Copyright 2000-2013 Enonic AS * http://www.enonic.com/license */ package com.enonic.cms.web.portal.instanttrace; import java.io.Serializable; import com.google.common.base.Objects; import com.google.common.base.Preconditions; public class InstantTraceId implements Serializable { private Long traceCompletedNumber; public InstantTraceId(final String traceCompletedNumber) { this.traceCompletedNumber = new Long(traceCompletedNumber); } public InstantTraceId(final Long traceCompletedNumber) { Preconditions.checkNotNull(traceCompletedNumber); this.traceCompletedNumber = traceCompletedNumber; } public Long getTraceCompletedNumber() { return traceCompletedNumber; } @Override public boolean equals(final Object o) { if (this == o) { return true; } if (o == null || getClass() != o.getClass()) { return false; } final InstantTraceId that = (InstantTraceId) o; return Objects.equal(traceCompletedNumber, that.traceCompletedNumber); } @Override public int hashCode() { return Objects.hashCode(traceCompletedNumber); } @Override public String toString() { return traceCompletedNumber.toString(); } }