01: package org.drools.spi;
02:
03: import org.drools.rule.Declaration;
04:
05: /*
06: * Copyright 2005 JBoss Inc
07: *
08: * Licensed under the Apache License, Version 2.0 (the "License");
09: * you may not use this file except in compliance with the License.
10: * You may obtain a copy of the License at
11: *
12: * http://www.apache.org/licenses/LICENSE-2.0
13: *
14: * Unless required by applicable law or agreed to in writing, software
15: * distributed under the License is distributed on an "AS IS" BASIS,
16: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17: * See the License for the specific language governing permissions and
18: * limitations under the License.
19: */
20:
21: public interface Constraint extends RuleComponent {
22:
23: Declaration[] getRequiredDeclarations();
24: }
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