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¹ýÂËÆ÷FilterÒ²¾ßÓÐÉúÃüÖÜÆÚ£ºinit()->doFilter()->destroy()£¬Óɲ¿ÊðÎļþÖеÄfilterÔªËØÇý¶¯¡£ÔÚservlet2.4ÖУ¬¹ýÂËÆ÷ͬÑù¿ÉÒÔÓÃÓÚÇëÇó·ÖÅÉÆ÷£¬µ«ÐëÔÚweb.xmlÖÐÉùÃ÷£¬<dispatcher>INCLUDE»òFORWARD»òREQUEST»òERROR</dispatcher>¸ÃÔªËØÎ»ÓÚfilter-mappingÖС£
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public class EncodingFilter implements Filter {
private String encoding = null;
public void destroy() {
encoding = null;
}
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException {
String encoding = getEncoding();
if (encoding == null){
encoding = "gb2312";
}
request.setCharacterEncoding(encoding);// ÔÚÇëÇóÀïÉèÖÃÉÏÖ¸¶¨µÄ±àÂë
chain.doFilter(request, response);
}
public void init(FilterConfig filterConfig) throws ServletException {
this.encoding = filterConfig.getInitParameter("encoding");
}
private String getEncoding() {
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1.DBUnit
DBunitÊÇÒ»¸ö»ùÓÚjunitÀ©Õ¹µÄÊý¾Ý¿â²âÊÔ¿ò¼Ü¡£ËüÌṩÁË´óÁ¿µÄÀà¶ÔÓëÊý¾Ý¿âÏà¹ØµÄ²Ù×÷½øÐÐÁ˳éÏóºÍ·â×°¡£
2.MOckito
MockitoÊÇÒ»¸öÕë¶ÔJavaµÄmocking¿ò¼Ü¡£Äã¿ÉÒÔʹÓüò½àµÄAPI±àд³ö ......
package chape8;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
/**
* µÚ°ËÕ ͨÓóÌÐòÉè¼Æ
* µÚ45Ìõ£º ½«¾Ö²¿±äÁ¿µÄ×÷ÓÃÓò¼õСµ½×îС
* ½«¾Ö²¿±äÁ¿µÄ×÷ÓÃÓò×îС»¯¡£¿ÉÒÔÔöÇ¿´úÂëµÄ¿É¶ÁºÍ¿Éά»¤ÐÔ£¬²¢½µµÍ³ö´íµÄ¿ÉÄÜÐÔ
* Ҫʹ×÷ÓÃÓò×îС£¬×îÓÐÁ ......
Character Classes
[abc] Simple character class
[a-zA-Z]   ......
import java.util.Arrays;
/**
* ÇóÒ»¸öÊý×éµÄÈ«ÅÅÁÐËã·¨
* @author Administrator
*/
public class Pai {
public void pai(char[] array,int start,int end){
System.out.println(" -- ×éºÏ "+start+" µ½ "+end+" --");
if(start==end){
  ......