InvocationArgument Class — spring-boot Architecture

Source Code

core/spring-boot/src/test/java/org/springframework/boot/context/properties/bind/ArrayBinderTests.java lines 300–317

	private static final class InvocationArgument<T> implements Answer<T> {

		private final int index;

		private InvocationArgument(int index) {
			this.index = index;
		}

		@Override
		public T answer(InvocationOnMock invocation) throws Throwable {
			return invocation.getArgument(this.index);
		}

		private static <T> InvocationArgument<T> index(int index) {
			return new InvocationArgument<>(index);
		}

	}