01: /*
02: * <copyright>
03: *
04: * Copyright 1997-2004 BBNT Solutions, LLC
05: * under sponsorship of the Defense Advanced Research Projects
06: * Agency (DARPA).
07: *
08: * You can redistribute this software and/or modify it under the
09: * terms of the Cougaar Open Source License as published on the
10: * Cougaar Open Source Website (www.cougaar.org).
11: *
12: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
13: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
14: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
15: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
16: * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
17: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
18: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
22: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23: *
24: * </copyright>
25: */
26:
27: package org.cougaar.lib.callback;
28:
29: import org.cougaar.planning.ldm.plan.MPTask;
30: import org.cougaar.util.UnaryPredicate;
31: import org.cougaar.util.log.Logger;
32:
33: /**
34: * Filters for MP tasks, where the tasks
35: * meet the test of isInteresting.
36: *
37: */
38:
39: public class UTILMPWorkflowCallback extends UTILWorkflowCallback {
40: public UTILMPWorkflowCallback(UTILGenericListener listener,
41: Logger logger) {
42: super (listener, logger);
43: }
44:
45: /**
46: * Filters for mp tasks
47: *
48: * They are tested
49: * against the plugin-specific interestingTask test.
50: *
51: * set logger.isDebugEnabled() to true if you want to see logger.info on every
52: * handled task. That is, which tasks have been
53: * allocated and which failed to allocate.
54: * (Previously handled tasks will not be given to the listener.)
55: *
56: * @return anonymous UnaryPredicate inner class
57: */
58: protected UnaryPredicate getPredicate() {
59: return new UnaryPredicate() {
60: public boolean execute(Object o) {
61: if (o instanceof MPTask) {
62: MPTask subtask = (MPTask) o;
63:
64: boolean hasBeenAllocated = (subtask
65: .getPlanElement() != null);
66:
67: if (logger.isDebugEnabled())
68: debugInfo(subtask, hasBeenAllocated);
69:
70: if (!hasBeenAllocated
71: && ((UTILGenericListener) myListener)
72: .interestingTask(subtask))
73: return true;
74: }
75: return false;
76: }
77: };
78: }
79: }
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