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package javax.mail.search;
import java.io.Serializable;
import javax.mail.Message;
/**
* Search criteria are expressed as a tree of search-terms, forming
* a parse-tree for the search expression.
*
* Search-terms are represented by this class. This is an abstract
* class; subclasses implement specific match methods.
*
* Search terms are serializable, which allows storing a search term
* between sessions.
*
* Warning:
* Serialized objects of this class may not be compatible with future
* JavaMail API releases. The current serialization support is
* appropriate for short term storage.
*
* @author Bill Shannon
* @author John Mani
*/
public abstract class SearchTerm implements Serializable {
private static final long serialVersionUID = -6652358452205992789L;
/**
* This method applies a specific match criterion to the given
* message and returns the result.
*
* @param msg The match criterion is applied on this message
* @return true, it the match succeeds, false if the match fails
*/
public abstract boolean match(Message msg);
}