01: package org.drools.ruleflow.core;
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: /**
20: * Represents a constraint in a RuleFlow.
21: * Can be used to specify conditions in (X)OR-splits.
22: *
23: * @author <a href="mailto:kris_verlaenen@hotmail.com">Kris Verlaenen</a>
24: */
25: public interface Constraint {
26:
27: /**
28: * Typically this method returns the constraint
29: * @return the constraint
30: */
31: String getConstraint();
32:
33: /**
34: * Method for setting the constraint
35: * @param constraint the constraint
36: */
37: void setConstraint(String constraint);
38:
39: /**
40: * Returns the name of the constraint
41: * @return the name of the constraint
42: */
43: String getName();
44:
45: /**
46: * Sets the name of the constraint
47: * @param name the name of the constraint
48: */
49: void setName(String name);
50:
51: /**
52: * Returns the priority of the constriant
53: *
54: * @return the priority of the constraint
55: */
56: int getPriority();
57:
58: /**
59: * Method for setting the priority of the constraint
60: *
61: * @param priority the priority of the constraint
62: */
63: void setPriority(int priority);
64:
65: }
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