[927] | 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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[830] | 14 |
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[922] | 15 | package de.ugoe.cs.autoquest.eventcore.gui;
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[544] | 16 |
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| 17 | /**
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[830] | 18 | * <p>
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| 19 | * Event type for selecting a value.
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| 20 | * </p>
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[544] | 21 | *
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[830] | 22 | * @version 1.0
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| 23 | * @author Patrick Harms
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[544] | 24 | */
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| 25 | public class ValueSelection<T> implements IInteraction {
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[830] | 26 |
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| 27 | /**
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| 28 | * <p>
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| 29 | * Id for object serialization.
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| 30 | * </p>
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| 31 | */
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[544] | 32 | private static final long serialVersionUID = 1L;
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| 33 |
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[830] | 34 | /**
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| 35 | * <p>
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| 36 | * The selected value.
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| 37 | * </p>
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| 38 | */
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[550] | 39 | private T selectedValue;
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[544] | 40 |
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| 41 | /**
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[830] | 42 | * <p>
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| 43 | * Constructor. Creates a new ValueSelection.
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| 44 | * </p>
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[544] | 45 | *
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| 46 | * @param selectedValue
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[830] | 47 | * the selected value
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[544] | 48 | */
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| 49 | public ValueSelection(T selectedValue) {
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[550] | 50 | this.selectedValue = selectedValue;
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[544] | 51 | }
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| 52 |
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| 53 | /*
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| 54 | * (non-Javadoc)
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| 55 | *
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| 56 | * @see de.harms.attef.userinteraction.Interaction#getName()
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| 57 | */
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| 58 | public String getName() {
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[967] | 59 | String result = "ValueSelection";
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| 60 |
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| 61 | if (selectedValue != null) {
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| 62 | result += "(\"" + selectedValue + "\")";
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| 63 | }
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| 64 |
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| 65 | return result;
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[544] | 66 | }
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| 67 |
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| 68 | /*
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| 69 | * (non-Javadoc)
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| 70 | *
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| 71 | * @see java.lang.Object#toString()
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| 72 | */
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| 73 | @Override
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| 74 | public String toString() {
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[967] | 75 | String result = "select value";
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| 76 |
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| 77 | if (selectedValue != null) {
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| 78 | result += " \"" + selectedValue + "\"";
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| 79 | }
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| 80 |
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| 81 | return result;
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[544] | 82 | }
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| 83 |
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| 84 | /*
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| 85 | * (non-Javadoc)
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| 86 | *
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| 87 | * @see de.harms.attef.userinteraction.Interaction#startsLogicalSequence()
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| 88 | */
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| 89 | public boolean startsLogicalSequence() {
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| 90 | return false;
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| 91 | }
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| 92 |
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| 93 | /*
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| 94 | * (non-Javadoc)
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| 95 | *
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| 96 | * @see de.harms.attef.userinteraction.Interaction#finishesLogicalSequence()
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| 97 | */
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| 98 | public boolean finishesLogicalSequence() {
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| 99 | return false;
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| 100 | }
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| 101 |
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| 102 | /**
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[830] | 103 | * <p>
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| 104 | * Returns the selected value associated with this event.
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| 105 | * </p>
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| 106 | *
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[544] | 107 | * @return the selectedValue
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| 108 | */
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| 109 | public T getSelectedValue() {
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[550] | 110 | return selectedValue;
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[544] | 111 | }
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| 112 |
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| 113 | /*
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| 114 | * (non-Javadoc)
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| 115 | *
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| 116 | * @see java.lang.Object#equals(java.lang.Object)
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| 117 | */
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| 118 | @Override
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| 119 | public boolean equals(Object obj) {
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| 120 | if ((obj == null) || (!(obj instanceof ValueSelection<?>))) {
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| 121 | return false;
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| 122 | }
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| 123 |
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| 124 | ValueSelection<?> otherValueSelection = (ValueSelection<?>) obj;
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| 125 |
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[830] | 126 | return ((otherValueSelection != null) && ((selectedValue == otherValueSelection.selectedValue) || ((selectedValue != null) && (selectedValue
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| 127 | .equals(otherValueSelection.selectedValue)))));
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[544] | 128 | }
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| 129 |
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[830] | 130 | /*
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| 131 | * (non-Javadoc)
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| 132 | *
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[564] | 133 | * @see java.lang.Object#hashCode()
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| 134 | */
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| 135 | @Override
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| 136 | public int hashCode() {
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[1388] | 137 | if( selectedValue==null ) {
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| 138 | return 13;
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| 139 | }
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[564] | 140 | return selectedValue.hashCode();
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| 141 | }
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| 142 |
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[544] | 143 | }
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