hytale-server/com/hypixel/hytale/codec/validation/validator/UniqueInArrayValidator.java

35 lines
1.2 KiB
Java

package com.hypixel.hytale.codec.validation.validator;
import com.hypixel.hytale.codec.schema.SchemaContext;
import com.hypixel.hytale.codec.schema.config.ArraySchema;
import com.hypixel.hytale.codec.schema.config.Schema;
import com.hypixel.hytale.codec.validation.ValidationResults;
import com.hypixel.hytale.codec.validation.Validator;
import java.util.Objects;
import javax.annotation.Nonnull;
public class UniqueInArrayValidator<T> implements Validator<T[]> {
public static final UniqueInArrayValidator<?> INSTANCE = new UniqueInArrayValidator();
private UniqueInArrayValidator() {
}
public void accept(@Nonnull T[] arr, @Nonnull ValidationResults results) {
for (int i = 0; i < arr.length; i++) {
T obj = arr[i];
for (int j = i + 1; j < arr.length; j++) {
T other = arr[j];
if (Objects.equals(obj, other)) {
results.fail(String.format("The two objects at index %s and %s are the same but must be unique! %s == %s", i, j, obj, other));
}
}
}
}
@Override
public void updateSchema(SchemaContext context, @Nonnull Schema target) {
((ArraySchema)target).setUniqueItems(true);
}
}