applicationbasepage.java

采用tapestry的简单OA系统

package com.ejsun.entapps.presentation.pages;

import org.apache.tapestry.form.IFormComponent;
import org.apache.tapestry.html.BasePage;
import org.apache.tapestry.valid.IValidationDelegate;

import com.ejsun.entapps.presentation.ErrorRenderDelegate;

/**
 * @author	Quake Wang
 * @since	2004-4-2
 * @version $Revision: 1.1 $
 * 
 **/
public class ApplicationBasePage extends BasePage implements IErrorProperty, IMessageProperty {	
    private String errorCode;
    private String messageCode;
    private IValidationDelegate validationDelegate;

    public void initialize() {
    	super.initialize();
        errorCode = null;
        messageCode = null;
        validationDelegate = null;
    }

    public IValidationDelegate getValidationDelegate() {
        if (validationDelegate == null)
            validationDelegate = new ErrorRenderDelegate();
        return validationDelegate;
    }

    protected void setErrorField(String componentId, String message) {
        getValidationDelegate().setFormComponent((IFormComponent) getComponent(componentId));
        getValidationDelegate().record(message, null);
    }

    protected boolean isInError() {
        return getErrorCode() != null || getValidationDelegate().getHasErrors();
    }

    public String getErrorCode() {
        return errorCode;
    }

    public void setErrorCode(String errorCode) {
        this.errorCode = errorCode;
    }

    public String getMessageCode() {
        return messageCode;
    }

    public void setMessageCode(String messageCode) {
        this.messageCode = messageCode;
    }

    public String getError() {
		return getErrorCode() == null ? null : getMessage(getErrorCode());
    }

    public String getMessage() {
    	return getMessageCode() == null ? null : getMessage(getMessageCode());
    }

}