io.atlassian.util.adapter.jakarta.servlet.JakartaServletRegistrationAdapter Maven / Gradle / Ivy

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A collection of classes for adapting Servlet API 4.0 objects to Servlet API 5.0 and vice versa.

There is a newer version: 0.1.0

package io.atlassian.util.adapter.jakarta.servlet;

import io.atlassian.util.adapter.javax.servlet.JavaXServletRegistrationAdapter;
import jakarta.servlet.ServletRegistration;

import java.util.Collection;
import java.util.Set;

import static io.atlassian.util.adapter.util.WrapperUtil.applyIfNonNull;
import static java.util.Objects.requireNonNull;

public class JakartaServletRegistrationAdapter extends JakartaRegistrationAdapter implements ServletRegistration {

    private final javax.servlet.ServletRegistration delegate;

    public static ServletRegistration from(javax.servlet.ServletRegistration delegate) {
        if (delegate instanceof javax.servlet.ServletRegistration.Dynamic castDelegate) {
            return JakartaDynamicServletRegistrationAdapter.from(castDelegate);
        }
        if (delegate instanceof JavaXServletRegistrationAdapter castDelegate) {
            return castDelegate.getDelegate();
        }
        return applyIfNonNull(delegate, JakartaServletRegistrationAdapter::new);
    }

    JakartaServletRegistrationAdapter(javax.servlet.ServletRegistration delegate) {
        super(delegate);
        this.delegate = requireNonNull(delegate);
    }

    @Override
    public javax.servlet.ServletRegistration getDelegate() {
        return delegate;
    }

    @Override
    public Set addMapping(String... urlPatterns) {
        return delegate.addMapping(urlPatterns);
    }

    @Override
    public Collection getMappings() {
        return delegate.getMappings();
    }

    @Override
    public String getRunAsRole() {
        return delegate.getRunAsRole();
    }
}