01: package org.drools.spi;
02:
03: /*
04: * Copyright 2005 JBoss Inc
05: *
06: * Licensed under the Apache License, Version 2.0 (the "License");
07: * you may not use this file except in compliance with the License.
08: * You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing, software
13: * distributed under the License is distributed on an "AS IS" BASIS,
14: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15: * See the License for the specific language governing permissions and
16: * limitations under the License.
17: */
18:
19: import org.drools.WorkingMemory;
20:
21: /**
22: * Consequence to be fired upon successful match of a <code>Rule</code>.
23: *
24: * @see org.drools.rule.Rule
25: *
26: * @author <a href="mailto:bob@werken.com">bob mcwhirter </a>
27: */
28: public interface Consequence extends Invoker {
29: /**
30: * Execute the consequence for the supplied matching <code>Tuple</code>.
31: *
32: * @param activation
33: * TODO
34: * @param workingMemory TODO
35: * @param workingMemory
36: * The working memory session.
37: * @throws ConsequenceException
38: * If an error occurs while attempting to invoke the
39: * consequence.
40: */
41: void evaluate(KnowledgeHelper knowledgeHelper,
42: WorkingMemory workingMemory) throws Exception;
43: }
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