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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.search.intent.model;
/**
* A representation of a source. Sources have no structure but are just id of a
* set which is defined in the application.
* <p>
* Sources are Value Objects.
* <p>
* Source ids should be human readable, start with lower case and use camel casing
*
* @author <a href="mailto:bratseth@yahoo-inc.com">Jon Bratseth</a>
*/
public class Source {
private String id;
/** Creates an intent from a string id */
public Source(String id) {
this.id=id;
}
/** Returns the id of this source, never null */
public String getId() { return id; }
public @Override int hashCode() { return id.hashCode(); }
public @Override boolean equals(Object other) {
if (other==this) return true;
if ( ! (other instanceof Source)) return false;
return this.id.equals(((Source)other).id);
}
/** Returns the id of this source */
public @Override String toString() { return id; }
}
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