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package org.jbehave.core.steps.needle.configuration; |
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import java.lang.reflect.Field; |
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import java.util.Arrays; |
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import java.util.LinkedHashSet; |
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import java.util.Set; |
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import org.jbehave.core.annotations.needle.NeedleInjectionProvider; |
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import org.needle4j.injection.InjectionProvider; |
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import org.needle4j.injection.InjectionProviderInstancesSupplier; |
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import org.needle4j.reflection.ReflectionUtil; |
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19 | 2 | public enum CollectInjectionProvidersFromStepsInstance { |
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23 | 1 | INSTANCE; |
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public final <T> InjectionProvider<?>[] apply(final T instance) { |
33 | 7 | final Set<InjectionProvider<?>> providers = new LinkedHashSet<InjectionProvider<?>>(); |
34 | 7 | for (final Field field : ReflectionUtil.getAllFieldsWithAnnotation(instance, NeedleInjectionProvider.class)) { |
35 | 7 | field.setAccessible(true); |
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try { |
37 | 7 | final Object value = field.get(instance); |
38 | 7 | if (value instanceof InjectionProvider<?>[]) { |
39 | 0 | providers.addAll(Arrays.asList((InjectionProvider<?>[]) value)); |
40 | 7 | } else if (value instanceof InjectionProvider) { |
41 | 7 | providers.add((InjectionProvider<?>) value); |
42 | 0 | } else if (value instanceof InjectionProviderInstancesSupplier) { |
43 | 0 | providers.addAll(((InjectionProviderInstancesSupplier) value).get()); |
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} else { |
45 | 0 | throw new IllegalStateException("Fields annotated with NeedleInjectionProviders must be of type " |
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+ "InjectionProviderInstancesSupplier, InjectionProvider " + "or InjectionProvider[]"); |
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} |
48 | 0 | } catch (final Exception e) { |
49 | 0 | throw new IllegalStateException(e); |
50 | 7 | } |
51 | 7 | } |
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53 | 7 | return providers.toArray(new InjectionProvider<?>[providers.size()]); |
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} |
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} |