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package org.apache.catalina.deploy;


import org.apache.catalina.util.RequestUtil;
import java.io.Serializable;


/**
 * Representation of a login configuration element for a web application,
 * as represented in a <code>&lt;login-config&gt;</code> element in the
 * deployment descriptor.
 *
 * @author Craig R. McClanahan
 * @version $Revision: 1.3.6.1 $ $Date: 2008/04/17 18:37:11 $
 */

public class LoginConfig implements Serializable {


    // ----------------------------------------------------------- Constructors


    /**
     * Construct a new LoginConfig with default properties.
     */
    public LoginConfig() {

        super();

    }


    /**
     * Construct a new LoginConfig with the specified properties.
     *
     * @param authMethod The authentication method
     * @param realmName The realm name
     * @param loginPage The login page URI
     * @param errorPage The error page URI
     */
    public LoginConfig(String authMethod, String realmName,
                       String loginPage, String errorPage) {

        super();
        setAuthMethod(authMethod);
        setRealmName(realmName);
        setLoginPage(loginPage);
        setErrorPage(errorPage);

    }


    // ------------------------------------------------------------- Properties


    /**
     * The authentication method to use for application login.  Must be
     * BASIC, DIGEST, FORM, or CLIENT-CERT.
     */
    private String authMethod = null;

    public String getAuthMethod() {
        return (this.authMethod);
    }

    public void setAuthMethod(String authMethod) {
        this.authMethod = authMethod;
    }


    /**
     * The context-relative URI of the error page for form login.
     */
    private String errorPage = null;

    public String getErrorPage() {
        return (this.errorPage);
    }

    public void setErrorPage(String errorPage) {
        //        if ((errorPage == null) || !errorPage.startsWith("/"))
        //            throw new IllegalArgumentException
        //                ("Error Page resource path must start with a '/'");
        this.errorPage = RequestUtil.URLDecode(errorPage);
    }


    /**
     * The context-relative URI of the login page for form login.
     */
    private String loginPage = null;

    public String getLoginPage() {
        return (this.loginPage);
    }

    public void setLoginPage(String loginPage) {
        //        if ((loginPage == null) || !loginPage.startsWith("/"))
        //            throw new IllegalArgumentException
        //                ("Login Page resource path must start with a '/'");
        this.loginPage = RequestUtil.URLDecode(loginPage);
    }


    /**
     * The realm name used when challenging the user for authentication
     * credentials.
     */
    private String realmName = null;

    public String getRealmName() {
        return (this.realmName);
    }

    public void setRealmName(String realmName) {
        this.realmName = realmName;
    }


    // --------------------------------------------------------- Public Methods


    /**
     * Return a String representation of this object.
     */
    public String toString() {

        StringBuffer sb = new StringBuffer("LoginConfig[");
        sb.append("authMethod=");
        sb.append(authMethod);
        if (realmName != null) {
            sb.append(", realmName=");
            sb.append(realmName);
        }
        if (loginPage != null) {
            sb.append(", loginPage=");
            sb.append(loginPage);
        }
        if (errorPage != null) {
            sb.append(", errorPage=");
            sb.append(errorPage);
        }
        sb.append("]");
        return (sb.toString());

    }


}
