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/*
 * DomainInfo.java
 *
 * Created on April 27, 2004, 3:46 PM
 */

package com.sun.enterprise.tools.upgrade.common;

/**
 *
 * @author  prakash
 */
import java.util.*;
import java.io.*;

import org.w3c.dom.NodeList;
import javax.xml.parsers.DocumentBuilder;
import org.w3c.dom.Element;
import org.w3c.dom.Document;
import javax.xml.parsers.DocumentBuilderFactory;

public class DomainInfo {
    
    private String domainName;
    private String domainPath;
    private String profile;    
    private List instanceNames;
    private Hashtable instancePathMapping;

    private String domainAdminUser;
    private String domainAdminPassword;

    
    /** Creates a new instance of DomainInfo */
    public DomainInfo(String dName,String dPath, String profile) {
        this.domainName = dName;
        this.domainPath = dPath;
        this.profile = profile;	
    }
    
    /** Creates a new instance of DomainInfo */
    public DomainInfo(String dName,String dPath) {
        this.domainName = dName;
        this.domainPath = dPath;
    }
    
    /** Getter for property domainName.
     * @return Value of property domainName.
     *
     */
    public java.lang.String getDomainName() {
        return domainName;
    }    
    
    /** Setter for property domainName.
     * @param domainName New value of property domainName.
     *
     */
    public void setDomainName(java.lang.String domainName) {
        this.domainName = domainName;
    }
    
    /** Getter for property domainPath.
     * @return Value of property domainPath.
     *
     */
    public java.lang.String getDomainPath() {
        return domainPath;
    }
    
    /** Setter for property domainPath.
     * @param domainPath New value of property domainPath.
     *
     */
    public void setDomainPath(java.lang.String domainPath) {
        this.domainPath = domainPath;
    }

    /** Getter for property profile.
     * @return Value of property profile.
     *
     */
    public java.lang.String getProfile() {
        return profile;
    }
 
    /** Setter for property profile.
     * @param profile New value of property profile.
     *
     */
    public void setProfile(java.lang.String profile) {
        this.profile = profile;
    }
    
    /** Getter for property instanceNames.
     * @return Value of property instanceNames.
     */
    public java.util.List getInstanceNames() {
        if(this.instanceNames == null){
            instanceNames = new ArrayList();
            instancePathMapping = new Hashtable();
            File domainDir = new File(this.domainPath);
            String [] instanceDirs = domainDir.list();
            for (int i=0 ; i<instanceDirs.length ; i++) {
                instanceNames.add(instanceDirs[i]);
                String instancePath= this.domainPath + File.separator + instanceDirs[i];
                instancePathMapping.put(instanceDirs[i],instancePath);            
            }      
        }
        return instanceNames;
    }
    
    public String getInstancePath(String instanceName) {
        if(this.instancePathMapping == null){
            this.getInstanceNames();
        }
        // if instance path is null or "" return the domain path itself.  In case of 8.x PE
        if(instanceName == null || "".equals(instanceName.trim())){
            return this.domainPath;
        }
        return (String)this.instancePathMapping.get(instanceName);
    }
   
    /**
     * Gets the application root of the current domain
     */
    public String getDomainApplicationRoot(UpgradeUtils upgrUtils) {
        String configFileName = domainPath + File.separator + "config" + 
                File.separator + "domain.xml";
	String applRoot = null;
        Document adminServerDoc = upgrUtils.getDomainDocumentElement(configFileName);
        try {
	    NodeList domainElements = adminServerDoc.getElementsByTagName("domain");
	    //There is only one domain element
	    Element domainElement = (Element)domainElements.item(0);
	    if(domainElement != null) {
		String attrValue = domainElement.getAttribute("application-root");
                StringTokenizer attrTokens = new StringTokenizer(attrValue, "/");
		attrTokens.nextToken();
		applRoot = attrTokens.nextToken();
	    }
        }catch (Exception ex){
        }
        return applRoot;
    }
    
    public String getDomainAdminUser() {
        return this.domainAdminUser;
    } 
 
    public void setDomainAdminUser(String dUser) {
        this.domainAdminUser = dUser;
    }

    public String getDomainAdminPassword() {
        return this.domainAdminPassword;
    }

    public void setDomainAdminPassword(String dPassword) {
        this.domainAdminPassword = dPassword;
    }
}