?? writer.java
字號:
gather g = new gather();
g.strurl = strmylinktext;
if (strmylinktext.endsWith(".jpg") || strmylinktext.endsWith(".bmp") || strmylinktext.endsWith(".jpeg"))
{
if (!controler.IMGList.contains(strmylinktext))
{
controler.IMGList.add(strmylinktext);
controler.MissionList.add(strmylinktext);
}
}
}
}
catch (Exception e)
{
System.out.println("Error:" + e.getMessage());
}
}
public void getBackgroundLinkText(String strHtml)
{
String line = "";
String strBZ = "background=";
String strmylinktext = "";
int nstartpos = 0;
int nstoppos = 0;
int pos = 0;
int i = 0;
boolean bSaveToFile;
int nCount = 0;
int nCount2 = 0;
if (strHtml == null || strHtml.isEmpty())
return;
try
{
strHtml = strHtml.toLowerCase();
while (pos != -1)
{
pos = strHtml.indexOf(strBZ, nstoppos);
if (-1 == pos)
break;
nCount++;
char c = strHtml.charAt(pos + strBZ.length());
if ('"' == c || '\'' == c)
nstartpos = pos + strBZ.length() + 1;
else
nstartpos = pos + strBZ.length();
for (i = nstartpos; i < strHtml.length(); i++)
{
if ((strHtml.charAt(i) == '"') || (strHtml.charAt(i) == '\'') || (strHtml.charAt(i) == '>') || (strHtml.charAt(i) == 0x20) || (strHtml.charAt(i) == 0x0d) || (strHtml.charAt(i) == 0x0a) || (strHtml.charAt(i) == ',') || (strHtml.charAt(i) == ';'))
{
break;
}
}
nstoppos = i;
strmylinktext = strHtml.substring(nstartpos, i);
strmylinktext = completeURL(strmylinktext);
//----------------------------------------------
gather g = new gather();
g.strurl = strmylinktext;
if (strmylinktext.endsWith(".jpg") || strmylinktext.endsWith(".bmp") || strmylinktext.endsWith(".jpeg"))
{
if (!controler.IMGList.contains(strmylinktext))
{
controler.IMGList.add(strmylinktext);
controler.MissionList.add(strmylinktext);
}
}
}
}
catch (Exception e)
{
System.out.println("Error:" + e.getMessage());
}
}
public void getOtherUrlLink(String strHtml, String strcharset) throws Exception
{
String line = "";
String strBZ = "href=";
String strmylinktext = "";
int nstartpos = 0;
int nstoppos = 0;
int pos = 0;
int i = 0;
boolean bSaveToFile;
if (strHtml == null || strHtml.isEmpty())
return;
try
{
strHtml = strHtml.toLowerCase();
while (pos != -1)
{
pos = strHtml.indexOf(strBZ, nstoppos);
if (-1 == pos)
break;
char c = strHtml.charAt(pos + strBZ.length());
if ('\\' == c)
continue;
if ('"' == c || '\'' == c)
nstartpos = pos + strBZ.length() + 1;
else
nstartpos = pos + strBZ.length();
for (i = nstartpos; i < strHtml.length(); i++)
{
if ((strHtml.charAt(i) == '"') || (strHtml.charAt(i) == '\'') || (strHtml.charAt(i) == '>') || (strHtml.charAt(i) == 0x20) || (strHtml.charAt(i) == 0x0d) || (strHtml.charAt(i) == 0x0a) || (strHtml.charAt(i) == ',') || (strHtml.charAt(i) == ';'))
{
break;
}
}
nstoppos = i;
strmylinktext = strHtml.substring(nstartpos, i);
if (strmylinktext.equals("../") || strmylinktext.endsWith(".css"))
continue;
strmylinktext = completeURL(strmylinktext);
//----------------------------------------------
if (strmylinktext.endsWith(".jpg") || strmylinktext.endsWith(".bmp") || strmylinktext.endsWith(".jpeg"))
{
if (!controler.IMGList.contains(strmylinktext))
{
controler.IMGList.add(strmylinktext);
controler.MissionList.add(strmylinktext);
}
}
else if (strmylinktext.startsWith(urlPath[0]))/*只處理用戶輸入的網站的鏈接和子鏈接，不向外擴展*/
{
if ((!controler.URLList.contains(strmylinktext)))
{
controler.URLList.add(strmylinktext);
controler.MissionList.add(strmylinktext);
}
}
}
}
catch (Exception e)
{
System.out.println("Error:" + e.getMessage());
}
}
/**
* 功 能：判斷字符串去掉左右空格后是否為空
*/
public static boolean isTrimEmpty(String astr)
{
if ((null == astr) || (astr.length() == 0))
{
return true;
}
if (isBlank(astr.trim()))
{
return true;
}
return false;
}
/**
* 功 能：判斷字符串是否為空:null或者長度為0.
*/
public static boolean isBlank(String astr)
{
if ((null == astr) || (astr.length() == 0))
{
return true;
}
else
{
return false;
}
}
/**
* 功 能：判斷輸入的字符串是否全部是數字 輸入參數：String 返 回 值：true：全數字；false：不全為數字
*/
public boolean isNumeral(String str)
{
if ((null == str) || (str.length() == 0))
{
return true;
}
str = filtedString(str);
String strSYMBOL = "0123456789";
for (int i = 0; i < strSYMBOL.length(); i++)
{
String oldC = strSYMBOL.substring(i, i + 1);
str = str.replaceAll(oldC, "");// 將要過濾的字符刪除
}
if (str.isEmpty())// 去掉符號和數字后如果為空：則可判斷只有數字：
return true;
return false;
}
/**
* 功 能：過濾掉：可顯示的、非文字的字符 作 者：
*/
private String filtedString(String instr)
{
if ((null == instr) || (instr.length() == 0))
return "";
String str = "";
str = instr;
String strSYMBOL = "`-=[]\\;',./~!@#$%^&*()_+{}|:\"<>?\r\n\t ";// 最后一個是空格
str = str.replace(" ", "");// 過濾掉： 
for (int i = 0; i < strSYMBOL.length(); i++)
{
String oldC = strSYMBOL.substring(i, i + 1);
str = str.replace(oldC, "");// 將要過濾的字符刪除
}
return str;
}
public String completeURL(String strNewUrl)
{
if (strNewUrl == null || strNewUrl.length() == 0)
return "";
if ((strNewUrl.startsWith("http://")) || (strNewUrl.startsWith("javascript")) || (strNewUrl.startsWith("#")) || (nUrlPath <= 0))
return strNewUrl;
String strcompleteurl = "";
String strParentURL = "";
try
{
if (strNewUrl.startsWith("/"))
{// 一、相對鏈接是以"/"開頭，則直接加上URL的根目錄：
strParentURL = urlPath[0];
strNewUrl = strNewUrl.substring(1);
}
else if (strNewUrl.startsWith("./"))
{// 二、相對鏈接是以"../"開頭，則回退到上一級目錄：
int nNeedUrlPath = nUrlPath;
while (strNewUrl.startsWith("./"))
{
nNeedUrlPath--;
strNewUrl = strNewUrl.substring(2);
}
if (nNeedUrlPath <= 0)
strParentURL = urlPath[0];
else
{
for (int t = 0; t < nNeedUrlPath; t++)
{
strParentURL += urlPath[t];
}
}
}
else if (strNewUrl.startsWith("../"))
{// 同上：相對鏈接是以"../"開頭，則回退到上一級目錄：
int nNeedUrlPath = nUrlPath;
while (strNewUrl.startsWith("../"))
{
nNeedUrlPath--;
strNewUrl = strNewUrl.substring(3);
}
if (nNeedUrlPath <= 0)
strParentURL = urlPath[0];
else
{
for (int t = 0; t < nNeedUrlPath; t++)
{
strParentURL += urlPath[t];
}
}
}
else
{// 三、沒有斜杠開頭，則直接加上當前的目錄：
for (int t = 0; t < nUrlPath; t++)
{
strParentURL += urlPath[t];
}
}
strcompleteurl = strParentURL + strNewUrl;
}
catch (Exception e)
{
e.printStackTrace();
}
return strcompleteurl;
}
}
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