com.epam.training.storefront.web.wrappers.UrlEncodeHttpRequestWrapper.java Source code

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Here is the source code for com.epam.training.storefront.web.wrappers.UrlEncodeHttpRequestWrapper.java

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/*
 * [y] hybris Platform
 *
 * Copyright (c) 2000-2015 hybris AG
 * All rights reserved.
 *
 * This software is the confidential and proprietary information of hybris
 * ("Confidential Information"). You shall not disclose such Confidential
 * Information and shall use it only in accordance with the terms of the
 * license agreement you entered into with hybris.
 *
 *
 */
package com.epam.training.storefront.web.wrappers;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;

import org.apache.commons.lang.StringUtils;

/**
 * HttpServletRequestWrapper class to override the value of the context path that contains the encoding attributes. This
 * makes sure that we don't have encoded attributes for ServletPath.
 */
public class UrlEncodeHttpRequestWrapper extends HttpServletRequestWrapper {
    private final String pattern;

    public UrlEncodeHttpRequestWrapper(final HttpServletRequest request, final String pattern) {
        super(request);
        this.pattern = pattern;
    }

    @Override
    public String getContextPath() {
        return super.getContextPath() + "/" + pattern;
    }

    @Override
    public String getRequestURI() {
        final String originalRequestURI = super.getRequestURI();
        final String originalContextPath = super.getContextPath();
        final String contextPath = this.getContextPath();
        final String originalRequestUriMinusAnyContextPath;

        if (StringUtils.startsWith(originalRequestURI, contextPath)) {
            originalRequestUriMinusAnyContextPath = StringUtils.remove(originalRequestURI, contextPath);
        } else if (StringUtils.startsWith(originalRequestURI, originalContextPath)) {
            originalRequestUriMinusAnyContextPath = StringUtils.remove(originalRequestURI, originalContextPath);
        } else {
            originalRequestUriMinusAnyContextPath = originalRequestURI;
        }

        return getContextPath() + originalRequestUriMinusAnyContextPath;
    }

    @Override
    public String getServletPath() {
        final String originalServletPath = super.getServletPath();
        if (("/").equals(originalServletPath) || ("/" + pattern).equals(originalServletPath)
                || ("/" + pattern + "/").equals(originalServletPath)) {
            return "";
        } else if (urlPatternChecker(originalServletPath, pattern)) {
            return StringUtils.replace(originalServletPath, "/" + pattern + "/", "/");
        }
        return originalServletPath;
    }

    protected boolean urlPatternChecker(final String urlToBeChecked, final String pattern) {
        boolean containsPattern = StringUtils.contains(urlToBeChecked, "/" + pattern + "/");
        if (!containsPattern) {
            final String[] splitUrl = urlToBeChecked.split("/");
            final String last = splitUrl[splitUrl.length - 1];
            if (last.equalsIgnoreCase(pattern)) {
                containsPattern = true;
            }
        }
        return containsPattern;
    }
}