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G2-1659 castIfInstanceOptional #385

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merged 1 commit into from
Oct 8, 2024
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G2-1659 castIfInstanceOptional #385

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6 changes: 6 additions & 0 deletions ax-java/src/main/java/com/g2forge/alexandria/java/type/IDynamicType.java
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
package com.g2forge.alexandria.java.type;

import java.util.Optional;
import java.util.stream.Stream;

import com.g2forge.alexandria.annotations.note.Note;
Expand All @@ -14,6 +15,11 @@ public default Stream<T> castIfInstance(Object value) {
return Stream.of(cast(value));
}

public default Optional<T> castIfInstanceOptional(Object value) {
if (!isInstance(value)) return Optional.empty();
return Optional.of(cast(value));
}

@Note(type = NoteType.TODO, value = "All implementations of this method need to be implemented in a generic-safe manner")
public default boolean isAssignableFrom(IDynamicType<?> type) {
throw new NotYetImplementedError();
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