com.expanset.common.Wrapper Maven / Gradle / Ivy
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package com.expanset.common;
import javax.annotation.Nonnull;
/**
* Holds other objects.
*/
public interface Wrapper {
/**
* Returns other object with the required type.
* @param iface Type of holding object.
* @param Type of holding object.
* @return Other object with the required type.
* @throws Exception Unwrap error.
*/
default T unwrap(@Nonnull Class iface)
throws Exception {
return null;
}
/**
* Check unwrap support of desired object.
* @param iface Type of holding object.
* @return true - object type is supported.
*/
default boolean isWrapperFor(@Nonnull Class iface) {
return false;
}
}