/*
?*?ChoiceItem.java
?*
?*?Created?on?2003年11月5日?下午9:13
?*/

package?romulus;

/**
?*
?*?@author??Romulus
?*?@version?1.0
?*/
public?class?Choice?implements?QuestionItem?{
????
????/**?The?ident?of?the?choice.*/
????private?String?ident?=?null;
????
????/**?The?number?of?correct?answer.*/
????private?int?rcardinality?=?1;
????
????/**?True?if?the?chlice?item?should?be?shuffled.*/
????private?boolean?shuffle?=?false;
????
????/**?The?answer?of?the?choice.
?????*?It?is?the?Vector?of?ChoiceItem?selected.
?????*/
????private?java.util.Vector?answer?=?new?java.util.Vector（）;
????
????/**?The?choice?items.*/
????private?java.util.List?citems?;
????
????/**?The?content?of?the?question?item.*/
????private?Content?cont?=?null;
????
????/**?Creates?a?new?instance?of?ChoiceItem?*/
????public?Choice（String?ident?int?rca?boolean?shu）?throws?RomulusException{
????????if（ident?==?null）{
????????????throw?new?RomulusException（RomulusException.IdentError）;
????????}
????????this.ident?=?ident;
????????this.rcardinality?=?rca;
????????this.shuffle?=?shu;
????????if（shu）{
????????????citems?=?new?RandomList（）;
????????}
????????else{
????????????citems?=?new?java.util.Vector（）;
????????}
????}
????
????/**?Add?and?remove?the?choiceitem.*/
????void?addChoiceItem（ChoiceItem?ci）{
????????this.citems.add（ci）;
????}
????
????boolean?removeChoiceItem（ChoiceItem?ci）{
????????return?this.citems.remove（ci）;
????}
????
????public?java.util.Iterator?choiceitemIterator（）{
????????return?citems.iterator（）;
????}

????/**?Add?and?remove?the?answer.*/
????public?void?addAnswer（ChoiceItem?ci）{
????????this.answer.add（ci）;
????}
????
????public?void?clearAnswer（）{
????????this.answer.clear（）;
????}
????
????public?boolean?removeAnswer（ChoiceItem?ci）{
????????return?this.answer.remove（ci）;
????}
????
????public?java.util.Iterator?answerIterator（）{
????????return?answer.iterator（）;
????}
????
????public?java.util.AbstractList?answerList（）{
????????return?answer;
????}

????/**
?????*?Such?method?is?used?to?check?the?correct?of?the?question?item.
?????*/
????public?boolean?isCorrect（）?{
????????java.util.Iterator?ite?=?citems.iterator（）;
????????ChoiceItem?citem?=?null;
????????java.util.Vector?canswer?=?new?java.util.Vector（）;
????????//get?all?of?the?correct?answer
????????while（ite.hasNext（））{
????????????citem?=?（ChoiceItem）ite.next（）;
????????????if（citem.isCorrect（））{
????????????????canswer.add（citem）;
????????????}
????????}
????????//check?all?the?correct?answers?are?selected?and?all?the?selected?answer?is?correct.
????????return?canswer.containsAll（answer）&&answer.containsAll（canswer）;
????}
????
????public?Content?getContent（）{
????????return?this.cont;
????}
????
????void?setContent（Content?c）{
????????this.cont?=?c;
????}
????
????/**?get?information*/
????public?String?getIdent（）{
????????return?this.ident;
????}
????
????public?int?getRcardinality（）{
????????return?this.rcardinality;
????}
????
????public?boolean?isShuffle（）{
????????return?this.shuffle;
????}

????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

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?????文件?????577536??2004-03-20?12:34??《Java案例開發》源代碼（?考勤系統）\Database\romulus.mdb

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?????文件???????3042??2004-01-15?16:20??《Java案例開發》源代碼（?考勤系統）\romulus\Choice.class

?????文件???????3203??2004-01-15?16:20??《Java案例開發》源代碼（?考勤系統）\romulus\Choice.java

?????文件???????1692??2004-01-15?15:02??《Java案例開發》源代碼（?考勤系統）\romulus\ChoiceItem.class

?????文件???????1772??2004-01-15?15:02??《Java案例開發》源代碼（?考勤系統）\romulus\ChoiceItem.java

?????文件???????1643??2003-12-13?13:18??《Java案例開發》源代碼（?考勤系統）\romulus\Content.class

?????文件???????1847??2003-11-10?11:32??《Java案例開發》源代碼（?考勤系統）\romulus\Content.java

?????文件????????769??2003-12-13?13:18??《Java案例開發》源代碼（?考勤系統）\romulus\ContentItem.class

?????文件???????1460??2003-11-26?13:22??《Java案例開發》源代碼（?考勤系統）\romulus\ContentItem.java

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?????文件??????10483??2003-11-29?11:50??《Java案例開發》源代碼（?考勤系統）\romulus\DBInitLoadVisitor.java

?????文件???????7828??2003-12-13?13:18??《Java案例開發》源代碼（?考勤系統）\romulus\DBLoadVisitor.class

?????文件??????10939??2003-11-29?16:22??《Java案例開發》源代碼（?考勤系統）\romulus\DBLoadVisitor.java

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?????文件???????5756??2003-12-13?13:18??《Java案例開發》源代碼（?考勤系統）\romulus\GradeVisitor.class

?????文件???????7075??2003-11-29?11:53??《Java案例開發》源代碼（?考勤系統）\romulus\GradeVisitor.java

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?????文件???????1351??2003-11-08?21:21??《Java案例開發》源代碼（?考勤系統）\romulus\ImageContent.java

?????文件???????1678??2004-01-25?21:05??《Java案例開發》源代碼（?考勤系統）\romulus\Manager\.nbattrs

?????文件????????772??2004-01-24?14:39??《Java案例開發》源代碼（?考勤系統）\romulus\Manager\ManagerPanel$1.class

?????文件????????786??2004-01-24?14:39??《Java案例開發》源代碼（?考勤系統）\romulus\Manager\ManagerPanel$2.class

?????文件????????786??2004-01-24?14:39??《Java案例開發》源代碼（?考勤系統）\romulus\Manager\ManagerPanel$3.class

............此處省略106個文件信息