import com.sun.xml.internal.ws.api.config.management.Reconfigurable; //导入依赖的package包/类
protected Component getEndpointComponent() {
    return new Component() {
                    public <S> S getSPI(Class<S> spiType) {
                    if (spiType.isAssignableFrom(Reconfigurable.class)) {
                        return spiType.cast(Adapter.this);
                    }
                            return null;
                    }
    };
}
 

import com.sun.xml.internal.ws.api.config.management.Reconfigurable; //导入依赖的package包/类
public <S> S getSPI(Class<S> spiType) {
    if (spiType.isAssignableFrom(Reconfigurable.class)) {
        return spiType.cast(this);
    }
    if (endpoint != null) {
            return endpoint.getSPI(spiType);
    }
    return null;
}
 

import com.sun.xml.internal.ws.api.config.management.Reconfigurable; //导入依赖的package包/类
public <T> T getSPI(Class<T> spiType) {
    if (spiType.isAssignableFrom(Reconfigurable.class)) {
        return spiType.cast(this);
    }
    else {
        return null;
    }
}