Java综合性试验-信息133-1232-张兴.docx

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1、成果Java程序设计综合性试验学生成果管理系统学号201212030332姓名张兴班级信息133班试验步1 .数据库、数据表(或数据文件)设计1)学生表信息设计CREATETAB1.Estudentinfo(snoint(20)NOTNU1.1.,sname-varchar(20)NOTNl1.1.,sageint(10)defaultNU1.1.,ssexVtirchur(4)NOTNU1.1.,saddressvarchar(40)NOTNU1.1.,sclass-varchar(20)NOTNU1.1.,PRlMARYKEYCsno),KEYsno(sno)运用uINSERTINTOst

2、udentinfo-VA1.UESCsno,snamc,sage,ssex,saddress,sclass)：”语句将学生信息插入生成学生表：;password=prop.gccPropcrty(*passwordM);)六*打开数据库连接tthrow$ClaSSNO(FOUlKlENCePIiOn/，动类找不到拿lhrowsSQ1.Exccplion数据库连接出现问题*throwsNamingEXCCPtiQn/publicvoidgetConn()IhrOWSClaSSNoIFOUndEXCep;Contextcon=newlnitialConccxn():)京执行增、州、改刈语句。*Pa

3、ramSql各种增、删、改语句。“rcturn受影响的行数.publicintUpdale(Stringsql)(inirsl=-I;try(gcConn();s(a(=conn.createStaiene!H();rsl=Stat.CxeculeUpdatc(Sql):)catch(ClassNotFoundExccptionc)(c.prin(S(ackTracc();Icatch(SQ1.Exceione)e.priniStackTrace();)catch(NamingExccptionc)(c.princS(3ckTracc();)finallyIClOSCO:Jreturnrst;

4、)奉* 执行各种查询辆句.京用意：运用完毕后，要单独关闭数据摩资源* ParamSql查询语句* rcturn结果，/publicResuhSeiquerytS(ringsql)(try(gctConn():scat=conn.crcatcStatcmcn();r$=stat.execu(eQuery(sql):)catch(CIaSSN(F0undExccplione)(c.printStackTrace();Icatch(SQI.Exceptionc)e.ri11S(ackTrace();)catch(NaniingExceptione)e.printStackTracc();)reen(

5、);rs=stat.execuieQuery(sql);wh!)e(rs.nex(O)(tryIObjectobj=cls.ncwlnstancc();FieldI!fields=ClsgeiDeciaivdFieIdsO;for(Fieldfield:fields)(Uy(Methodmethodcls.ge(DeclaredMethod(,sefield.geNane().subs(ring(0.1).toU)erCase()+fiekl.ge(Nane,subs(ring(1.field.gelType():methcxi.invokc(obj.ConvcrtUtils.convc11(

6、rs.gctSring(fkld.gc(Namc(),ficld.gcT,peO);Ca【ch(SecurityExceptione)(ITODOAuto-gcne11lcdcatchblockc.printStack,racc():cacch(IllcgalArgumcnlExccptionc)UTODOuto-genera(edcatchblocke.p11nlStackTracc();catch(NoSuchMeth(xiExccptionc)UTODOAuto-gcncratcdcatchblocke.xinStackTrace();catch(InvocationTargelExcc

7、ptione“TODOAuto-gcncratcdcatchblockc.printStackTracc();list.add(obj);)catchinstanliationExccp(ionc)(e.rinStackTraceO:)catch11java.sql.ResuhSei;on:ticy.StuBcan;publicclassStuDaoextendsDbDao显示全部学生信息publicString(showStu()throwsException(Stringa11=newStringge(Rows016J:intrw=0:Stringsq!=sclxtfromStudcntl

8、nlb*;RcsuhSclrs-supcr.qucry(sql);IryIwhi)e(rs.nexlw)(1J=rs.getSlring(2);aDwJ(2=rs.gctJnt(3)+*w;a11w3=rs.getString(4);aIrow4)=rs.geS(ring(5);anw)(5)=rs.gelSlring(6);保循环一次gw加1.并旦连到的记录添加到数组中row*;catch(SQ1.Excepione)ODOAuto-gcncratcdcatchb!kc.princScackTracc();)finally(super.closc():)returna;)添加学生信息publicintaddStu(intsno.Stringsnamc.intsagc.Stringsscx.Stringsaddrcss.Stringsclass)(Siringsqlwinserti11oStudentInfovalues(,M+sniH,V,+sname+*VM+sage+M+ssex+M,M+saddrcss+,/,+sclass+Mr)M;inti=supcr.update(sql):returni;J/删除学生信刖publicint