/* $Id: HTTPRequestHeader.java,v 1.5 2002/10/04 21:23:37 wastl Exp $ */
package net.wastl.webmail.server.http;

import java.io.*;
import java.util.*;
import java.net.URLDecoder;
import net.wastl.webmail.misc.ByteStore;

/**
 * HTTPHeader.java
 *
 *
 * Created: Tue Feb  2 15:25:48 1999
 *
 * @author Sebastian Schaffert
 * @version
 */

public class HTTPRequestHeader  {

    private Hashtable content;

    private Hashtable headers;


    public HTTPRequestHeader() {
	headers=new Hashtable(10,.9f);
	content=new Hashtable(5,.9f);
    }

    public String getMethod() {
	return getHeader("Method");
    }

    public String getPath() {
	return getHeader("Path");
    }

    public String getVersion() {
	return getHeader("Version");
    }

    public void setPath(String s) {
	setHeader("PATH",URLDecoder.decode(s));
    }

    public void setMethod(String s) {
	setHeader("METHOD",s);
    }

    public void setVersion(String s) {
	setHeader("VERSION",s);
    }


    public void setHeader(String key, String value) {
	if(headers == null) {
	    headers=new Hashtable();
	}
	headers.put(key.toUpperCase(), value);
    }

    public String getHeader(String t) {
	return (String)headers.get(t.toUpperCase());
    }

    public Hashtable getContent() {
	return content;
    }

    public Object getObjContent(String key) {
	if(content!=null) {
	    return content.get(key.toUpperCase());
	} else {
	    return null;
	}
    }

    public String getContent(String key) {
	if(content!=null) {
	    Object o=content.get(key.toUpperCase());
	    if(o == null) {
		return null;
	    } else if(o instanceof String) {
		return (String)o;
	    } else if(o instanceof ByteStore) {
		return new String(((ByteStore)o).getBytes());
	    } else {
		return "";
	    }
	} else {
	    return "";
	}
    }

    public boolean isContentSet(String key) {
	Object s=content.get(key.toUpperCase());
	return s != null && !(s instanceof String && ((String)s).trim().equals(""));
    }

    public void setContent(String key, Object value) {
	content.put(key.toUpperCase(),value);
    }

    public Enumeration getHeaderKeys() {
	return headers.keys();
    }

    public Enumeration getContentKeys() {
	return content.keys();
    }

    public String toString() {
	String s="Method: "+headers.get("METHOD")+", Path="+headers.get("PATH")+", HTTP-version: "+headers.get("VERSION")+"\n";
	s+="HTTP Headers:\n";
	Enumeration e=headers.keys();
	while(e.hasMoreElements()) {
	    String h=(String)e.nextElement();
	    s+="Header name: "+h+", value: "+headers.get(h)+"\n";
	}
	if(content != null) {
	    s+="Form Content:\n";
	    e=content.keys();
	    while(e.hasMoreElements()) {
		String h=(String)e.nextElement();
		s+="Header name: "+h+", value: "+content.get(h)+"\n";
	    }
	}
	return s;
    }
    
    
} // HTTPHeader