Jpa 消费者信用； this.callbackURL=callbackURL； this.requestToken=requestToken； this.tokenSecret=tokenSecret； this.accessToken=accessToken； 这个.授权的=授权的； this.accesTokenValidFrom=accesTokenValidFrom； this.roles=角色； } 公共整数getId（）{ 返回此.id； } 公共无效集合id（整数id）{ this.id=id； } 公共Idpuser getIdpuser（）{ 返回此.idp用户； } 公共无效设置Idpuser（Idpuser Idpuser）{ this.idpuser=idpuser； } 公共字符串getDescription（）{ 返回此.description； } 公共void集合描述（字符串描述）{ this.description=描述； } 公共字符串getConsumerKey（）{ 把这个还给我； } public void setConsumerKey（字符串consumerKey）{ this.consumerKey=consumerKey； } 公共字符串getConsumerCret（）{ 返回此.ConsumerCret； } public void setConsumerCret（字符串ConsumerCret）{ this.consumerSecret=consumerSecret； } 公共字符串getCallbackURL（）{ 返回callbackURL； } public void setCallbackURL（字符串callbackURL）{ this.callbackURL=callbackURL； } 公开日期getAccesTokenValidFrom（）{ 返回accesTokenValidFrom； } 公共无效setAccesTokenValidFrom（日期accesTokenValidFrom）{ this.accesTokenValidFrom=accesTokenValidFrom； } 公共字符串getAccessToken（）{ 返回accessToken； } 公共无效setAccessToken（字符串accessToken）{ this.accessToken=accessToken； } 公共整数getAccessTokenMaxUsageCount（）{ 返回accessTokenMaxUsageCount； } public void setAccessTokenMaxUsageCount（整数accessTokenMaxUsageCount）{ this.accessTokenMaxUsageCount=accessTokenMaxUsageCount； } 公共整数getAccessTokenNumUsageCount（）{ 返回accessTokenNumUsageCount； } public void setAccessTokenNumSageCount（整数AccessTokenNumSageCount）{ this.AccessTokenNumSageCount=AccessTokenNumSageCount； } 公共日期getAccessTokenValidTo（）{ 返回accessTokenValidTo； } public void setAccessTokenValidTo（日期accessTokenValidTo）{ this.accessTokenValidTo=accessTokenValidTo； } 公共布尔getAuthorized（）{ 授权返回； } public void setAuthorized（Boolean authorized）{ 这个.授权的=授权的； } 公共字符串getRequestToken（）{ 返回请求令牌； } 公共无效setRequestToken（字符串requestToken）{ this.requestToken=requestToken； } 公共字符串getTokenCret（）{ 返回密码； } public void setTokenSecret（字符串tokenSecret）{ this.tokenSecret=tokenSecret； } 公共集getRoles（）{ 返回此.roles； } 公共无效集合角色（集合角色）{ this.roles=角色； } 公共无效添加角色（角色r）{ 这个.roles.add（r）； } 公共无效清除器（角色r）{ 此.roles.remove（r）； } @凌驾 公共字符串toString（）{ 返回此.description； } /*（非Javadoc） *@see java.lang.Object#hashCode（） */ @凌驾 公共int hashCode（）{ 最终整数素数=31； int结果=1； 结果=素数*结果 +（（ConsumerCret==null）？0:ConsumerCret.hashCode（）； 返回结果； } /*（非Javadoc） *@see java.lang.Object#equals（java.lang.Object） */ @凌驾 公共布尔等于（对象obj）{ if（this==obj） 返回true； if（obj==null） 返回false； 如果（getClass（）！=obj.getClass（）） 返回false； 消费者其他=（消费者）obj； if（consumerSecret==null）{ if（other.consumerSecret！=null） 返回false； }如果（！ConsumerCret.equals（other.ConsumerCret）） 返回false； 返回true； } /*听众处理*/ @短暂的 私有CopyOnWriteArrayList侦听器=新建CopyOnWriteArrayList（）； 公共CopyOnWriteArrayList getListeners（）{ 返回听众； } public void setListeners（CopyOnWriteArrayList侦听器）{ this.listeners=侦听器； } public BigInteger getFacebookId（）{ 返回facebookId； } 公共void setFacebookId（BigInteger facebookId）{ this.facebookId=facebookId； } }

例外情况：

Dez 032011 12:58:21 PM org.hibernate.util.jdbceptionReporter logExceptions
警告：SQL错误：1364，SQLState:HY000
Dez 032011 12:58:21 PM org.hibernate.util.jdbceptionReporter logExceptions
Schwerwiegend:字段“DescribeTion”没有默认值
线程“main”javax.persistence.PersistenceException:org.hibernate.Exception.genericjdbception:无法插入：[org.idp.persistence.mappings.Consumer]
位于org.hibernate.ejb.AbstractEntityManagerImpl.convert（AbstractEntityManagerImpl.java:1214）
位于org.hibernate.ejb.AbstractEntityManagerImpl.convert（AbstractEntityManagerImpl.java:1147）
位于org.hibernate.ejb.AbstractEntityManagerImpl.convert（AbstractEntityManagerImpl.java:1153）
位于org.hibernate.ejb.AbstractEntityManagerImpl.merge（AbstractEntityManagerImpl.java:695）
位于org.idp.persistence.DataManager.saveOrUpdateEntity（DataManager.java:224）
位于org.idp.persistence.DataManager.saveOrUpdate（DataManager.java:142）
位于org.idp.persistence.mappings.Idpuser.addOrUpdateConsumer（Idpuser.java:259）
在org.idp.playdy.ReadTest.main（ReadTest.java:40）上

当我试图从数据库中读取数据时，它是有效的。当我尝试将数据插入另一个表（例如Idpuser）时，它也会起作用。我还尝试了以下解决方案建议：

<pre> 
@SuppressWarnings("serial")
@Entity
@Table(name = "consumer", catalog = "oauth")
@NamedQueries({
    @NamedQuery(name = Consumer.QUERY_BY_CONSUMER_KEY, query = "SELECT i FROM " + Consumer.TABLENAME + " i WHERE i.consumerKey = :" + Consumer.Q_PARAM_CONSUMER_KEY)})
public class Consumer implements java.io.Serializable {

    public static final String TABLENAME = "Consumer";
    public static final String QUERY_BY_CONSUMER_KEY = "ConsumerFindByConsumerKey";
    public static final String Q_PARAM_CONSUMER_KEY = "consumer_key";
    @Id
    @GeneratedValue(strategy = IDENTITY)
    @Column(name = "id", unique = true, nullable = false)
    private Integer id;
    @ManyToOne
    @JoinColumn(name = "user_id", nullable = false)
    private Idpuser idpuser;
    @Column(name = "description", nullable = false, length = 500)
    private String description;
    @Column(name = "consumer_key", nullable = false, length = 100)
    private String consumerKey;
    @Column(name = "consumer_secret", nullable = false, length = 100)
    private String consumerSecret;
    @Column(name = "callbackurl", nullable = false, length = 400)
    private String callbackURL;
    @Column(name = "request_token", length = 500)
    private String requestToken;
    @Column(name = "token_secret", length = 500)
    private String tokenSecret;
    @Column(name = "access_token", length = 500)
    private String accessToken;
    @Temporal(TemporalType.TIMESTAMP)
    @Column(name = "acces_token_valid_from", length = 19)
    private Date accesTokenValidFrom;
    @Temporal(TemporalType.TIMESTAMP)
    @Column(name = "access_token_valid_to", length = 19)
    private Date accessTokenValidTo;
    @Column(name = "access_token_num_usage_count")
    private Integer accessTokenNumUsageCount;
    @Column(name = "access_token_max_usage_count")
    private Integer accessTokenMaxUsageCount;
    @Column(name = "authorized", nullable = false)
    private Boolean authorized;
    @ManyToMany(fetch= FetchType.EAGER)
    @JoinTable(name = "consumer_role_relation",
    joinColumns = { 
      @JoinColumn(name = "consumer_id")
    }, 
    inverseJoinColumns = {
      @JoinColumn(name = "role_id")
    }
    )
    private Set<Role> roles = new HashSet<Role>(0);

    @Column(name = "facebookId", unique = true)
    private BigInteger facebookId;


    protected Consumer() {
    }

    public Consumer(Idpuser idpuser, String describtion, String consumerKey, String consumerSecret, String callbackURL,
            String requestToken, String tokenSecret, String accessToken, boolean authorized) {
        this.idpuser = idpuser;
        this.description = describtion;
        this.consumerKey = consumerKey;
        this.consumerSecret = consumerSecret;
        this.callbackURL = callbackURL;
        this.requestToken = requestToken;
        this.tokenSecret = tokenSecret;
        this.accessToken = accessToken;
        this.authorized = authorized;
    }

    public Consumer(Idpuser idpuser, String describtion, String consumerKey, String consumerSecret, String callbackURL,
            String requestToken, String tokenSecret, String accessToken, boolean authorized,
            Date accesTokenValidFrom, Date accessTokenValidTo, int accessTokenMaxUsageCount) {
        this.idpuser = idpuser;
        this.description = describtion;
        this.consumerKey = consumerKey;
        this.consumerSecret = consumerSecret;
        this.callbackURL = callbackURL;
        this.requestToken = requestToken;
        this.tokenSecret = tokenSecret;
        this.accessToken = accessToken;
        this.authorized = authorized;
        this.accesTokenValidFrom = accesTokenValidFrom;
        this.accessTokenValidTo = accessTokenValidTo;
        this.accessTokenMaxUsageCount = accessTokenMaxUsageCount;
    }

    public Consumer(Idpuser idpuser, String describtion, String consumerKey, String consumerSecret, String callbackURL,
            String requestToken, String tokenSecret, String accessToken, boolean authorized,
            Date accesTokenValidFrom, Date accessTokenValidTo, int accessTokenMaxUsageCount, Set<Role> roles) {
        this.idpuser = idpuser;
        this.description = describtion;
        this.consumerKey = consumerKey;
        this.consumerSecret = consumerSecret;
        this.callbackURL = callbackURL;
        this.requestToken = requestToken;
        this.tokenSecret = tokenSecret;
        this.accessToken = accessToken;
        this.authorized = authorized;
        this.accesTokenValidFrom = accesTokenValidFrom;
        this.accessTokenValidTo = accessTokenValidTo;
        this.accessTokenMaxUsageCount = accessTokenMaxUsageCount;
        this.roles = roles;
    }

    public Consumer(Idpuser idpuser, String describtion, String consumerKey, String consumerSecret, String callbackURL,
            String requestToken, String tokenSecret, String accessToken, boolean authorized,
            Date accesTokenValidFrom, Date accessTokenValidTo) {
        this.idpuser = idpuser;
        this.description = describtion;
        this.consumerKey = consumerKey;
        this.consumerSecret = consumerSecret;
        this.callbackURL = callbackURL;
        this.requestToken = requestToken;
        this.tokenSecret = tokenSecret;
        this.accessToken = accessToken;
        this.authorized = authorized;
        this.accesTokenValidFrom = accesTokenValidFrom;
    }


    public Consumer(Idpuser idpuser, String describtion, String consumerKey, String consumerSecret, String callbackURL,
            String requestToken, String tokenSecret, String accessToken, boolean authorized,
            Date accesTokenValidFrom, Date accessTokenValidTo, Set<Role> roles) {
        this.idpuser = idpuser;
        this.description = describtion;
        this.consumerKey = consumerKey;
        this.consumerSecret = consumerSecret;
        this.callbackURL = callbackURL;
        this.requestToken = requestToken;
        this.tokenSecret = tokenSecret;
        this.accessToken = accessToken;
        this.authorized = authorized;
        this.accesTokenValidFrom = accesTokenValidFrom;
        this.roles = roles;
    }


    public Integer getId() {
        return this.id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public Idpuser getIdpuser() {
        return this.idpuser;
    }

    public void setIdpuser(Idpuser idpuser) {
        this.idpuser = idpuser;
    }

    public String getDescription() {
        return this.description;
    }

    public void setDescription(String description) {
        this.description = description;
    }

    public String getConsumerKey() {
        return this.consumerKey;
    }

    public void setConsumerKey(String consumerKey) {
        this.consumerKey = consumerKey;
    }

    public String getConsumerSecret() {
        return this.consumerSecret;
    }

    public void setConsumerSecret(String consumerSecret) {
        this.consumerSecret = consumerSecret;
    }

    public String getCallbackURL() {
        return callbackURL;
    }

    public void setCallbackURL(String callbackURL) {
        this.callbackURL = callbackURL;
    }

    public Date getAccesTokenValidFrom() {
        return accesTokenValidFrom;
    }

    public void setAccesTokenValidFrom(Date accesTokenValidFrom) {
        this.accesTokenValidFrom = accesTokenValidFrom;
    }

    public String getAccessToken() {
        return accessToken;
    }

    public void setAccessToken(String accessToken) {
        this.accessToken = accessToken;
    }

    public Integer getAccessTokenMaxUsageCount() {
        return accessTokenMaxUsageCount;
    }

    public void setAccessTokenMaxUsageCount(Integer accessTokenMaxUsageCount) {
        this.accessTokenMaxUsageCount = accessTokenMaxUsageCount;
    }

    public Integer getAccessTokenNumUsageCount() {
        return accessTokenNumUsageCount;
    }

    public void setAccessTokenNumUsageCount(Integer accessTokenNumUsageCount) {
        this.accessTokenNumUsageCount = accessTokenNumUsageCount;
    }

    public Date getAccessTokenValidTo() {
        return accessTokenValidTo;
    }

    public void setAccessTokenValidTo(Date accessTokenValidTo) {
        this.accessTokenValidTo = accessTokenValidTo;
    }

    public Boolean getAuthorized() {
        return authorized;
    }

    public void setAuthorized(Boolean authorized) {
        this.authorized = authorized;
    }

    public String getRequestToken() {
        return requestToken;
    }

    public void setRequestToken(String requestToken) {
        this.requestToken = requestToken;
    }

    public String getTokenSecret() {
        return tokenSecret;
    }

    public void setTokenSecret(String tokenSecret) {
        this.tokenSecret = tokenSecret;
    }  

    public Set<Role> getRoles(){
        return this.roles;
    }

    public void setRoles(Set<Role> roles){
        this.roles = roles;
    }

    public void addRole(Role r){
        this.roles.add(r);
    }

    public void removeRole(Role r){
        this.roles.remove(r);
    }

    @Override
    public String toString(){
        return this.description;
    }



    /* (non-Javadoc)
     * @see java.lang.Object#hashCode()
     */
    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result
                + ((consumerSecret == null) ? 0 : consumerSecret.hashCode());
        return result;
    }

    /* (non-Javadoc)
     * @see java.lang.Object#equals(java.lang.Object)
     */
    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        Consumer other = (Consumer) obj;
        if (consumerSecret == null) {
            if (other.consumerSecret != null)
                return false;
        } else if (!consumerSecret.equals(other.consumerSecret))
            return false;
        return true;
    }



    /* ###### Listener handling ###########################  */
    @Transient
    private CopyOnWriteArrayList<Object> listeners = new CopyOnWriteArrayList<Object>();

    public CopyOnWriteArrayList<Object> getListeners() {
        return listeners;
    }

    public void setListeners(CopyOnWriteArrayList<Object> listeners) {
        this.listeners = listeners;
    }

    public BigInteger getFacebookId() {
        return facebookId;
    }

    public void setFacebookId(BigInteger facebookId) {
        this.facebookId = facebookId;
    }    
}

</pre>

<pre>
Dez 03, 2011 12:58:21 PM org.hibernate.util.JDBCExceptionReporter logExceptions
Warnung: SQL Error: 1364, SQLState: HY000
Dez 03, 2011 12:58:21 PM org.hibernate.util.JDBCExceptionReporter logExceptions
Schwerwiegend: Field 'describtion' doesn't have a default value
Exception in thread "main" javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: could not insert: [org.idp.persistence.mappings.Consumer]
    at org.hibernate.ejb.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1214)
    at org.hibernate.ejb.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1147)
    at org.hibernate.ejb.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1153)
    at org.hibernate.ejb.AbstractEntityManagerImpl.merge(AbstractEntityManagerImpl.java:695)
    at org.idp.persistence.DataManager.saveOrUpdateEntity(DataManager.java:224)
    at org.idp.persistence.DataManager.saveOrUpdate(DataManager.java:142)
    at org.idp.persistence.mappings.Idpuser.addOrUpdateConsumer(Idpuser.java:259)
    at org.idp.playground.ReadTest.main(ReadTest.java:40)
</pre>