Working with no pk tables using Hiberante.

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This topic has 3 replies, 2 voices, and was last updated 15 years, 12 months ago by venkat.

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May 19, 2008 at 1:41 pm #285126 Reply

venkat

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Hi,

Using Hibernate reverse engineering created cfg.xml, hbm.xml and DAO supporting classes when i run the project using Maven build i am getting the size of the list but the values are null. This table doesn’t have primary key


<hibernate-mapping>
    <class name="com.XXXX.history.persistence.NameXref" table="NAME_XREF" schema="UAT">
        <composite-id name="id" class="com.XXXX.history.persistence.NameXrefId">
            <key-property name="t91EntityKey" type="java.lang.String">
                <column name="T91_ENTITY_KEY" length="25" />
            </key-property>
            <key-property name="a06Edition" type="java.lang.Long">
                <column name="A06_EDITION" precision="2" scale="0" />
            </key-property>
            <key-property name="t91EntityKeytype" type="java.lang.String">
                <column name="T91_ENTITY_KEYTYPE" length="1" />
            </key-property>
            <key-property name="b25Nametype" type="java.lang.String">
                <column name="B25_NAMETYPE" length="2" />
            </key-property>
            <key-property name="e04Orignum" type="java.lang.String">
                <column name="E04_ORIGNUM" length="25" />
            </key-property>
            <key-property name="a08Fdate" type="java.util.Date">
                <column name="A08_FDATE" length="7" />
            </key-property>
            <key-property name="a09Xdate" type="java.util.Date">
                <column name="A09_XDATE" length="7" />
            </key-property>
            <key-property name="b79Unit" type="java.lang.Long">
                <column name="B79_UNIT" precision="4" scale="0" />
            </key-property>
            <key-property name="f67Special1" type="java.lang.String">
                <column name="F67_SPECIAL1" length="20" />
            </key-property>
            <key-property name="f67Special2" type="java.lang.String">
                <column name="F67_SPECIAL2" length="20" />
            </key-property>
            <key-property name="b94Location" type="java.lang.Long">
                <column name="B94_LOCATION" precision="4" scale="0" />
            </key-property>
        </composite-id>
    </class>


<hibernate-configuration>

    <session-factory>
        <property name="dialect">org.hibernate.dialect.Oracle9Dialect</property>
        <property name="connection.url">jdbc:oracle:thin:@VICTORY-UAT:1521:uat</property>
        <property name="connection.username">inquiry</property>
        <property name="connection.password">readonly</property>
        <property name="connection.driver_class">oracle.jdbc.driver.OracleDriver</property>
        <property name="myeclipse.connection.profile">Oracle</property>
        <property name="use_sql_comments">true</property>
        <property name="show_sql">true</property>
        <mapping resource="/hibernate_mapping/NameXref.hbm.xml" />
    </session-factory>

</hibernate-configuration>

public List findByProperty(String propertyName, Object value) {
        log.debug("finding NameXref instance with property: " + propertyName
                + ", value: " + value);
        //String qString = "select * from NAME_XREF where E04_ORIGNUM = '"+value+"'";
        try {
            String queryString = "from NameXref as model where model."
                    + propertyName + "= ?";
            Query queryObject = getSession().createSQLQuery(queryString);
            queryObject.setParameter(0, value);
            //queryObject.addEntity("name", NameXref.class);
            return queryObject.list();
        } catch (RuntimeException re) {
            log.error("find by property name failed", re);
            throw re;
        }
    }

POM


<?xml version="1.0" encoding="UTF-8"?><project>
  <modelVersion>4.0.0</modelVersion>
  <groupId>com</groupId>
  <artifactId>history</artifactId>
  <packaging>war</packaging>
  <nameHistory</name>
  <version>1.0</version>
  <build>
    <plugins>
      <plugin>
        <groupId>org.mortbay.jetty</groupId>
        <artifactId>maven-jetty-plugin</artifactId>
        <version>6.1.7</version>
        <dependencies>
          <dependency>
            <groupId>org.apache.geronimo.specs</groupId>
            <artifactId>geronimo-servlet_2.4_spec</artifactId>
            <version>1.1.1</version>
            <scope>provided</scope>
          </dependency>
        </dependencies>
        <configuration>
          <scanIntervalSeconds>3</scanIntervalSeconds>
        </configuration>
      </plugin>
      <plugin>
        <artifactId>maven-surefire-plugin</artifactId>
        <configuration>
          <skip>true</skip>
          <useFile>false</useFile>
        </configuration>
      </plugin>
    </plugins>
  </build>
  <dependencies>
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>jsp-api</artifactId>
      <version>2.0</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>servlet-api</artifactId>
      <version>2.4</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>3.8.1</version>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-mock</artifactId>
      <version>2.0.5</version>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-core</artifactId>
      <version>1.2.5</version>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>org.apache.struts</groupId>
      <artifactId>struts2-core</artifactId>
      <version>2.0.9</version>
    </dependency>
    <dependency>
      <groupId>org.mortbay.jetty</groupId>
      <artifactId>jetty-naming</artifactId>
      <version>6.1.5</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>org.mortbay.jetty</groupId>
      <artifactId>jetty-util</artifactId>
      <version>6.1.5</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>org.mortbay.jetty</groupId>
      <artifactId>jetty</artifactId>
      <version>6.1.5</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>org.mortbay.jetty</groupId>
      <artifactId>jetty-plus</artifactId>
      <version>6.1.5</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>org.hibernate</groupId>
      <artifactId>hibernate</artifactId>
      <version>3.2.5.ga</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>dom4j</groupId>
      <artifactId>dom4j</artifactId>
      <version>1.6.1</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>xml-apis</groupId>
      <artifactId>xml-apis</artifactId>
      <version>1.3.04</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>oracle</groupId>
      <artifactId>oracle.jdbc</artifactId>
      <version>9.2.0.5</version>
      <scope>system</scope>
      <systemPath>${basedir}\src\main\webapp\WEB-INF\lib\ojdbc14.jar</systemPath>
    </dependency>
    <dependency>
      <groupId>org.hibernate</groupId>
      <artifactId>hibernate-entitymanager</artifactId> 
      <version>3.2.0.ga</version>
    </dependency>
    <dependency>
      <groupId>javax.persistence</groupId>
      <artifactId>persistence-api</artifactId> 
      <version>1.0</version>
    </dependency>
    <dependency>
      <groupId>antlr</groupId>
      <artifactId>antlr</artifactId> 
      <version>2.7.6</version>
    </dependency>
  </dependencies>
</project>

Pl give me any solution for this

Thanks
Venkuk
🙂

May 20, 2008 at 2:02 pm #285176 Reply