com.sunrise.sup.core.common.util.URLUtil.java Source code

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Here is the source code for com.sunrise.sup.core.common.util.URLUtil.java

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/*
 * Copyright (C), 2006-2009, Sunrise Tech. Co., Ltd.
 * SUNRISE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */
package com.sunrise.sup.core.common.util;

import java.util.Iterator;
import java.util.Map;

import org.apache.commons.lang.StringUtils;

/**
 * @author huangsj
 * @author Huang Weiqiang
 */
public class URLUtil {

    /**
     * 32,??
     */
    private static final int PRINTABLE_CHAR_LOWER_LIMIT = 32;

    /**
     * Url
     * 
     * @param url
     * @param params
     * @return
     */
    public static String concatUrl(String url, Map params) {
        return concatUrl(url, params, false);
    }

    /**
     * Url
     * 
     * @param url
     * @param params
     * @param removeUnprintableChar
     *            ????ascii
     * @return
     */
    public static String concatUrl(String url, Map params, boolean removeUnprintableChar) {
        Iterator it = params.keySet().iterator();
        while (it.hasNext()) {
            String key = it.next().toString();
            Object value = params.get(key);
            if (value instanceof Object[]) {
                Object[] temp = (Object[]) value;
                for (int i = 0; i < temp.length; i++) {
                    url = concatUrl(url, key, temp[i].toString());
                }
            } else {
                url = concatUrl(url, key, value.toString());
            }
        }
        if (removeUnprintableChar) {
            return removeUnprintableChar(url);
        } else {
            return url;
        }
    }

    /**
     * ???ascii
     * 
     * @param url
     * @return
     */
    public static String removeUnprintableChar(String url) {
        if (url == null)
            return null;
        StringBuffer finalUrl = new StringBuffer();
        for (int i = 0; i < url.length(); i++) {
            char a = url.charAt(i);
            if (a >= PRINTABLE_CHAR_LOWER_LIMIT) {
                finalUrl.append(a);
            }
        }
        return finalUrl.toString();
    }

    /**
     * Url
     * 
     * @param url
     * @param name
     * @param value
     * @return
     */
    public static String concatUrl(String url, String name, String value) {
        String params = name + "=" + value;
        params = StringUtils.replace(params, "#", "%23");
        if (url.indexOf("?") >= 0) {
            url += "&" + params;
        } else {
            url += "?" + params;
        }
        return url;
    }
}