package cn.how2j.diytomcat.http;

import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;

import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;

public class StandardServletConfig implements ServletConfig {
	private ServletContext servletContext;
	private Map<String, String> initParameters;
	private String servletName;

	public StandardServletConfig(ServletContext servletContext, String servletName,
			Map<String, String> initParameters) {
		this.servletContext = servletContext;
		this.servletName = servletName;
		this.initParameters = initParameters;
		if (null == this.initParameters)
			this.initParameters = new HashMap<>();
	}

	@Override
	public String getInitParameter(String name) {
		// TODO Auto-generated method stub
		return initParameters.get(name);
	}

	@Override
	public Enumeration<String> getInitParameterNames() {
		return Collections.enumeration(initParameters.keySet());
	}

	@Override
	public ServletContext getServletContext() {
		return servletContext;
	}

	@Override
	public String getServletName() {
		return servletName;
	}

}