honestpolitician.drl

jboss规则引擎

package org.drools.examples
 
import org.drools.examples.HonestPoliticianExample.Politician;
import org.drools.examples.HonestPoliticianExample.Hope;
 
rule "We have an honest Politician"
	when
		exists( Politician( honest == true ) )
	then
		assertLogical( new Hope() );
end

rule "Hope Lives"
    salience 10
	when
		exists( Hope() )
	then
		System.out.println("Hurrah!!! Democracy Lives");
end

rule "Hope is Dead"
	when
		not( Hope() )
	then
		System.out.println( "We are all Doomed!!! Democracy is Dead" );
end

rule "Currupt the Honest"
   salience 5
	when
		politician : Politician( honest == true )	
		exists( Hope() )
	then
	    System.out.println( "I'm an evil corporation and I have corrupted " + politician.getName() );
		politician.setHonest( false );
		modify( politician );
end