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A-Jetty Base can run on Android Java as well as on standard Java 7+ and it can run precompiled JSP/JSTL.

There is a newer version: 1.0.5

//
//  ========================================================================
//  Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.http.pathmap;

import org.eclipse.jetty.util.annotation.ManagedAttribute;
import org.eclipse.jetty.util.annotation.ManagedObject;

@ManagedObject("Mapped Resource")
public class MappedResource implements Comparable>
{
    private final PathSpec pathSpec;
    private final E resource;

    public MappedResource(PathSpec pathSpec, E resource)
    {
        this.pathSpec = pathSpec;
        this.resource = resource;
    }

    /**
     * Comparison is based solely on the pathSpec
     */
    @Override
    public int compareTo(MappedResource other)
    {
        return this.pathSpec.compareTo(other.pathSpec);
    }

    @Override
    public boolean equals(Object obj)
    {
        if (this == obj)
        {
            return true;
        }
        if (obj == null)
        {
            return false;
        }
        if (getClass() != obj.getClass())
        {
            return false;
        }
        MappedResource other = (MappedResource)obj;
        if (pathSpec == null)
        {
            if (other.pathSpec != null)
            {
                return false;
            }
        }
        else if (!pathSpec.equals(other.pathSpec))
        {
            return false;
        }
        return true;
    }

    @ManagedAttribute(value = "path spec", readonly = true)
    public PathSpec getPathSpec()
    {
        return pathSpec;
    }

    @ManagedAttribute(value = "resource", readonly = true)
    public E getResource()
    {
        return resource;
    }

    @Override
    public int hashCode()
    {
        final int prime = 31;
        int result = 1;
        result = (prime * result) + ((pathSpec == null) ? 0 : pathSpec.hashCode());
        return result;
    }

    @Override
    public String toString()
    {
        return String.format("MappedResource[pathSpec=%s,resource=%s]",pathSpec,resource);
    }
}