01: package org.drools.reteoo;
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: * Items placed in a <code>LinkedList<code> must implement this interface .
21: *
22: * @see TupleSinkNodeList
23: *
24: * @author <a href="mailto:mark.proctor@jboss.com">Mark Proctor</a>
25: * @author <a href="mailto:bob@werken.com">Bob McWhirter</a>
26: */
27: public interface TupleSinkNode extends TupleSink {
28:
29: /**
30: * Returns the next node
31: * @return
32: * The next LinkedListNode
33: */
34: public TupleSinkNode getNextTupleSinkNode();
35:
36: /**
37: * Sets the next node
38: * @param next
39: * The next LinkedListNode
40: */
41: public void setNextTupleSinkNode(TupleSinkNode next);
42:
43: /**
44: * Returns the previous node
45: * @return
46: * The previous LinkedListNode
47: */
48: public TupleSinkNode getPreviousTupleSinkNode();
49:
50: /**
51: * Sets the previous node
52: * @param previous
53: * The previous LinkedListNode
54: */
55: public void setPreviousTupleSinkNode(TupleSinkNode previous);
56:
57: }
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