Add utility method that determines whether an array of objects are all non-null.
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@@ -68,6 +68,26 @@ import org.springframework.util.StringUtils;
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@SuppressWarnings("unused")
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public abstract class SpringUtils {
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/**
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* Determines whether all the {@link Object} values in the array are {@literal non-null}
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*
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* @param values array of {@link Object Objects} to evaluate.
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* @return a boolean value indicating whether all of the {@link Object} values
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* in the array are {@literal non-null}.
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*/
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public static boolean areNotNull(Object... values) {
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if (values != null) {
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for (Object value : values) {
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if (value == null) {
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return false;
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}
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}
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}
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return true;
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}
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/**
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* Determines whether a given bean registered in the {@link BeanFactory Spring container} matches by
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* both {@link String name} and {@link Class type}.
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@@ -77,6 +77,29 @@ public class SpringUtilsUnitTests {
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@Mock
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private BeanDefinition mockBeanDefinition;
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@Test
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public void areNotNullIsNullSafe() {
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assertThat(SpringUtils.areNotNull((Object[]) null)).isTrue();
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}
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@Test
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public void areNotNullWithAllNullValuesReturnsFalse() {
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assertThat(SpringUtils.areNotNull(null, null, null)).isFalse();
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}
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@Test
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public void areNotNullWithNoNullValuesReturnsTrue() {
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assertThat(SpringUtils.areNotNull(1, 2, 3)).isTrue();
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}
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@Test
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public void areNotNullWithOneNullValueIsFalse() {
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assertThat(SpringUtils.areNotNull(null, 2, 3)).isFalse();
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assertThat(SpringUtils.areNotNull(1, null, 3)).isFalse();
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assertThat(SpringUtils.areNotNull(1, 2, null)).isFalse();
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}
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@Test
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public void isMatchingBeanReturnsTrue() {
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