敏感字过滤代码,Java代码库,德仔网

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【Java】敏感字过滤
作者:wwx91322 / 发布于2012/10/8/ 422
<div>package com.study.java.arithmetic.mysensitiveword;</div>
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
/**
* ???????д?????????д??滻??*
* 
* @author WWX
*/
public class SensitiveWordUtils {</div>
<div>static ArrayList<String> first = new ArrayList<String>();
static String[] sortFirst;
static char[] charFirst;
static HashMap<String, ArrayList<String>> map = new HashMap<String, ArrayList<String>>();
static HashMap<String, String[]> sortMap = new HashMap<String, String[]>();
static HashMap<String, char[]> charMap = new HashMap<String, char[]>();</div>
<div>static ArrayList<String> temp;
static String key, value;
int length;
/**
 * ???????????
 * 
 * @param keys
 * ???д?
 * @param tContent
 * ????????????
 */
public SensitiveWordUtils(List<String> keys, String tContent) {</div>
<div>for (String k : keys) {
if (!first.contains(k.substring(0, 1))) {
first.add(k.substring(0, 1));
}
length = k.length();
for (int i = 1; i < length; i++) {
key = k.substring(0, i);
value = k.substring(i, i + 1);
if (i == 1 && !first.contains(key)) {
first.add(key);
}
<div>// ?У????
if (map.containsKey(key)) {
if (!map.get(key).contains(value)) {
map.get(key).add(value);
}
}
// &ucirc;?????
else {
temp = new ArrayList<String>();
temp.add(value);
map.put(key, temp);
}
}
}
sortFirst = first.toArray(new String[first.size()]);
Arrays.sort(sortFirst); // ????</div>
<div>charFirst = new char[first.size()];
for (int i = 0; i < charFirst.length; i++) {
charFirst[i] = first.get(i).charAt(0);
}
Arrays.sort(charFirst); // ????</div>
<div>String[] sortValue;
ArrayList<String> v;
Map.Entry<String, ArrayList<String>> entry;
Iterator<Entry<String, ArrayList<String>>> iter = map.entrySet()
.iterator();
while (iter.hasNext()) {
entry = (Map.Entry<String, ArrayList<String>>) iter.next();
v = (ArrayList<String>) entry.getValue();
sortValue = v.toArray(new String[v.size()]);
Arrays.sort(sortValue); // ????
sortMap.put(entry.getKey(), sortValue);
}
<div>char[] charValue;
iter = map.entrySet().iterator();
while (iter.hasNext()) {
entry = (Map.Entry<String, ArrayList<String>>) iter.next();
v = (ArrayList<String>) entry.getValue();
charValue = new char[v.size()];
for (int i = 0; i < charValue.length; i++) {
charValue[i] = v.get(i).charAt(0);
}
Arrays.sort(charValue); // ????
charMap.put(entry.getKey(), charValue);
}
}
/**
 * ?????д??滻??*
 * 
 * @param content
 * ????????????
 * @return ??????????????????
 */
public String replace(String content) {
String r = null, f, c = content;
String replacedword = content;
char g;
char[] temps;
int length = c.length();
for (int i = 0; i < length - 1; i++) {
g = c.charAt(i);
// ???????
if (Arrays.binarySearch(charFirst, g) > -1) {
tag : for (int j = i + 1; j < length; j++) {
f = c.substring(i, j);
g = c.charAt(j);
temps = charMap.get(f);
if (temps == null) { // ?????
System.out.println("ok");
r = f;
String str = "";
for (int m = 1; m <= r.length(); m++) {
str = str + "*";
}
replacedword = c.replace(r, str);
c = replacedword;
break tag;
}
// ???????
if (Arrays.binarySearch(temps, g) > -1) {
if (j == length - 1) {
// print("find!");
System.out.println("find!");
r = c.substring(i, j + 1);
String str = "";
for (int m = 1; m <= r.length(); m++) {
str = str + "*";
}
replacedword = c.replace(r, str);
c = replacedword;
break tag;
}
} else { // &ucirc;???????
break;
}
}
}
}
return replacedword;
}
}
</div>
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