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Package: SelectedEnumeratorMapping
SelectedEnumeratorMapping
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| SelectedEnumeratorMapping(Enumerator, boolean) |
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| createFromList(List) |
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| deselectAll(SelectedEnumeratorMapping[]) |
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| findLiteral(SelectedEnumeratorMapping[], String) |
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| findSelected(SelectedEnumeratorMapping[]) |
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| getEnumerator() |
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| isSelected() |
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| select(SelectedEnumeratorMapping[], Enumerator) |
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| setSelected(boolean) |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 2017 EclipseSource Muenchen GmbH and others.
3: *
4: * All rights reserved. This program and the accompanying materials
5: * are made available under the terms of the Eclipse Public License 2.0
6: * which accompanies this distribution, and is available at
7: * https://www.eclipse.org/legal/epl-2.0/
8: *
9: * SPDX-License-Identifier: EPL-2.0
10: *
11: * Contributors:
12: * Edgar Mueller - initial API and implementation
13: *******************************************************************************/
14: package org.eclipse.emf.ecp.view.spi.table.swt;
15:
16: import java.util.List;
17:
18: import org.eclipse.emf.common.util.Enumerator;
19: import org.eclipse.emf.ecore.EEnumLiteral;
20: import org.eclipse.emfforms.common.Optional;
21:
22: /**
23: * Utility class that determines whether
24: * a given {@link Enumerator} and has been selected.
25: *
26: * @since 1.13
27: */
28: public class SelectedEnumeratorMapping {
29:
30: private boolean selected;
31: private final Enumerator enumerator;
32:
33: /**
34: * Search the array of {@link SelectedEnumeratorMapping}s for the given literal.
35: *
36: * @param mapping the array of mappings to be searched
37: * @param literal the literal to be searched for as a string
38: * @return an {@link Optional} containing the matched literal
39: */
40: public static Optional<SelectedEnumeratorMapping> findLiteral(SelectedEnumeratorMapping[] mapping,
41: String literal) {
42:
43:• for (final SelectedEnumeratorMapping m : mapping) {
44:• if (m.getEnumerator().getLiteral().equals(literal)) {
45: return Optional.of(m);
46: }
47: }
48:
49: return Optional.empty();
50: }
51:
52: /**
53: * Find the first selected enumerator.
54: *
55: * @param mapping an array of {@link SelectedEnumeratorMapping}s
56: * @return an {@link Optional} containing the selected {@link Enumerator}
57: */
58: public static Optional<Enumerator> findSelected(SelectedEnumeratorMapping[] mapping) {
59:
60:• for (final SelectedEnumeratorMapping current : mapping) {
61:• if (current.isSelected()) {
62: return Optional.of(current.getEnumerator());
63: }
64: }
65:
66: return Optional.empty();
67: }
68:
69: /**
70: * Given a list of {@link EEnumLiteral}s creates an array of {@link SelectedEnumeratorMapping}s.
71: *
72: * @param literals a list of {@link EEnumLiteral}s
73: * @return an array of {@link SelectedEnumeratorMapping}
74: */
75: public static SelectedEnumeratorMapping[] createFromList(List<EEnumLiteral> literals) {
76: final SelectedEnumeratorMapping[] mapping = new SelectedEnumeratorMapping[literals.size()];
77: int i = 0;
78:• for (final EEnumLiteral literal : literals) {
79: final SelectedEnumeratorMapping current = new SelectedEnumeratorMapping(literal.getInstance(),
80: false);
81: mapping[i++] = current;
82: }
83: return mapping;
84: }
85:
86: /**
87: * Select the given {@link Enumerator} in the list of given {@link SelectedEnumeratorMapping}s.
88: *
89: * @param mappings an array of {@link SelectedEnumeratorMapping}s,
90: * @param enumerator the {@link Enumerator} to be selected
91: */
92: public static void select(SelectedEnumeratorMapping[] mappings, Enumerator enumerator) {
93:• for (final SelectedEnumeratorMapping selectedEnumeratorMapping : mappings) {
94:• if (enumerator.equals(selectedEnumeratorMapping.getEnumerator())) {
95: selectedEnumeratorMapping.setSelected(true);
96: }
97: }
98: }
99:
100: /**
101: * De-select all enumerators in the given array of {@link SelectedEnumeratorMapping}s.
102: *
103: * @param mappings an array of {@link SelectedEnumeratorMapping}s
104: */
105: public static void deselectAll(final SelectedEnumeratorMapping[] mappings) {
106:• for (final SelectedEnumeratorMapping selectedMapping : mappings) {
107: selectedMapping.setSelected(false);
108: }
109: }
110:
111: /**
112: * Constructor.
113: *
114: * @param enumerator the {@link Enumerator} entry
115: * @param selected whether the given enumerator is selected
116: */
117: public SelectedEnumeratorMapping(Enumerator enumerator, boolean selected) {
118: this.enumerator = enumerator;
119: setSelected(selected);
120: }
121:
122: /**
123: * Returns whether whether the enumerator is selected.
124: *
125: * @return {@code true}, if the enumerator is selected
126: */
127: public boolean isSelected() {
128: return selected;
129: }
130:
131: /**
132: * Returns whether whether the enumerator is selected.
133: *
134: * @param selected the selected state
135: */
136: public void setSelected(boolean selected) {
137: this.selected = selected;
138: }
139:
140: /**
141: * Returns the enumerator.
142: *
143: * @return the enumerator
144: */
145: public Enumerator getEnumerator() {
146: return enumerator;
147: }
148: }