[1040] | 1 | // Copyright 2012 Georg-August-Universität Göttingen, Germany
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| 2 | //
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| 3 | // Licensed under the Apache License, Version 2.0 (the "License");
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| 4 | // you may not use this file except in compliance with the License.
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| 5 | // You may obtain a copy of the License at
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| 6 | //
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| 7 | // http://www.apache.org/licenses/LICENSE-2.0
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| 8 | //
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| 9 | // Unless required by applicable law or agreed to in writing, software
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| 10 | // distributed under the License is distributed on an "AS IS" BASIS,
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| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 12 | // See the License for the specific language governing permissions and
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| 13 | // limitations under the License.
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| 14 |
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[1135] | 15 | package de.ugoe.cs.autoquest.usability.tasktree.filters;
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[1030] | 16 |
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| 17 | import com.google.common.base.Function;
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| 18 | import com.google.common.base.Predicate;
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| 19 | import com.google.common.base.Predicates;
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| 20 |
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| 21 | import de.ugoe.cs.autoquest.eventcore.IEventTarget;
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| 22 | import de.ugoe.cs.autoquest.eventcore.guimodel.ITextArea;
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| 23 | import de.ugoe.cs.autoquest.eventcore.guimodel.ITextField;
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| 24 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IEventTask;
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[1152] | 25 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITask;
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[1030] | 26 |
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[1040] | 27 | /**
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| 28 | * <p>
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| 29 | * TODO comment
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| 30 | * </p>
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| 31 | *
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| 32 | * @author Alexander Deicke
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| 33 | */
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[1152] | 34 | public enum EventTargetFilter implements TaskFilter<IEventTarget> {
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[1030] | 35 |
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| 36 | TEXT_FIELD(ITextField.class),
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[1040] | 37 |
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[1030] | 38 | TEXT_AREA(ITextArea.class);
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[1040] | 39 |
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[1030] | 40 | private Class<? extends IEventTarget> eventTargetClazz;
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[1040] | 41 |
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[1030] | 42 | private EventTargetFilter(Class<? extends IEventTarget> eventTargetClazz) {
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| 43 | this.eventTargetClazz = eventTargetClazz;
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| 44 | }
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| 45 |
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| 46 | @SuppressWarnings("unchecked")
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| 47 | @Override
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| 48 | public Class<IEventTarget> clazz() {
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| 49 | return (Class<IEventTarget>) eventTargetClazz;
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| 50 | }
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| 51 |
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| 52 | @SuppressWarnings("rawtypes")
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| 53 | @Override
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| 54 | public Predicate filterPredicate() {
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| 55 | Predicate<Object> instanceOfIEventTaskPredicate = Predicates.instanceOf(IEventTask.class);
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[1152] | 56 | Predicate<ITask> taskHoldsInstanceOfFilterArgument =
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| 57 | Predicates.compose(Predicates.instanceOf(eventTargetClazz), taskExtractionFunction());
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| 58 | return Predicates.and(instanceOfIEventTaskPredicate, taskHoldsInstanceOfFilterArgument);
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[1030] | 59 | }
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[1040] | 60 |
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[1152] | 61 | private Function<ITask, IEventTarget> taskExtractionFunction() {
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| 62 | return new Function<ITask, IEventTarget>() {
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[1040] | 63 |
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[1030] | 64 | @Override
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[1152] | 65 | public IEventTarget apply(ITask task) {
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| 66 | return ((IEventTask) task).getEventTarget();
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[1030] | 67 | }
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| 68 | };
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| 69 | }
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[1040] | 70 |
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[1030] | 71 | }
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