| @@ -1,21 +1,34 | |||||
| 1 | package org.implab.gradle.common.utils; |
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1 | package org.implab.gradle.common.utils; | |
| 2 |
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2 | |||
| 3 | import groovy.lang.Closure; |
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3 | import groovy.lang.Closure; | |
| 4 |
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4 | |||
| 5 | import org.eclipse.jdt.annotation.NonNullByDefault; |
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5 | import org.eclipse.jdt.annotation.NonNullByDefault; | |
| 6 | import org.gradle.api.Action; |
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6 | import org.gradle.api.Action; | |
| 7 |
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7 | |||
| 8 | @NonNullByDefault |
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8 | @NonNullByDefault | |
| 9 | public final class Closures { |
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9 | public final class Closures { | |
| 10 | private Closures() { |
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10 | private Closures() { | |
| 11 | } |
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11 | } | |
| 12 |
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12 | |||
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13 | /** | |||
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14 | * Wraps {@link Action} around the specified closure. The parameter | |||
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15 | * of the action will be used as delegate in the specified closure. | |||
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16 | * | |||
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17 | * @param <T> The type of the action parameter | |||
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18 | * @param closure The closure | |||
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19 | * @return | |||
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20 | */ | |||
| 13 | public static <T> Action<T> action(Closure<?> closure) { |
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21 | public static <T> Action<T> action(Closure<?> closure) { | |
| 14 | return arg -> apply(closure, arg); |
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22 | return arg -> apply(closure, arg); | |
| 15 | } |
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23 | } | |
| 16 |
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24 | |||
| 17 | public static void apply(Closure<?> action, Object target) { |
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25 | public static void apply(Closure<?> action, Object target) { | |
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26 | var prevDelegate = action.getDelegate(); | |||
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27 | try { | |||
| 18 | action.setDelegate(target); |
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28 | action.setDelegate(target); | |
| 19 | action.call(target); |
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29 | action.call(target); | |
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30 | } finally { | |||
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31 | action.setDelegate(prevDelegate); | |||
| 20 | } |
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32 | } | |
| 21 | } |
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33 | } | |
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34 | } | |||
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