cn.nukkit.utils.OK Maven / Gradle / Ivy
package cn.nukkit.utils;
import cn.nukkit.api.PowerNukkitXOnly;
import cn.nukkit.api.Since;
import javax.annotation.Nullable;
import java.util.Objects;
/**
* 可携带异常信息的的结果
*
* @param the error parameter
*/
@PowerNukkitXOnly
@Since("1.19.60-r1")
public record OK(boolean ok, @Nullable E error) {
public static final OK TRUE = new OK<>(true);
public OK(boolean ok) {
this(ok, null);
}
public Throwable getError() {
if (error instanceof Throwable throwable) {
return new AssertionError(throwable);
} else {
return new AssertionError(Objects.toString(error, "Unknown error"));
}
}
/**
* 断言该结果是否为真，如果不为真则会抛出AssertionError
*
* Asserts whether the result is true or not, and throws an AssertionError if it is not true
*
* @throws AssertionError the assertion error
*/
public void assertOK() throws AssertionError {
if (!ok) {
if (error instanceof Throwable throwable) {
throw new AssertionError(throwable);
} else {
throw new AssertionError(Objects.toString(error, "Unknown error"));
}
}
}
}