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Problem with hibernate entity and variable
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created by <a href="http://community.jboss.org/people/newbeewan">Jaber C. Mourad</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/582358#582358">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I encoutered a trouble with hibernate entity stored into a process variable in jbpm 4.4...</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I've got every time a lazy loading error for any property of a very simple entity :</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code jive-java">@Entity
@Table(name = <font color="red">"DAY_OFF_TYPE"</font>)
<font color="navy"><b>public</b></font> <font color="navy"><b>class</b></font> DayOffType <font color="navy"><b>extends</b></font> AbstractEntity <font color="navy">{</font>
 
      @Id
      @GeneratedValue(strategy = GenerationType.IDENTITY)
      @Column(name = <font color="red">"ID"</font>)
      <font color="navy"><b>private</b></font> Long id;
      @Column(name = <font color="red">"KEY_LABEL"</font>, nullable = <font color="navy"><b>false</b></font>)
      <font color="navy"><b>private</b></font> String keyLabel;
 
      @Column(name = <font color="red">"PDF_TYPE"</font>, nullable = <font color="navy"><b>true</b></font>)
      <font color="navy"><b>private</b></font> String pdfType;
 
      @Column(name= <font color="red">"AVAILABILITY"</font>)
      @Enumerated(EnumType.STRING)
      <font color="navy"><b>private</b></font> TypeOfAvailability availability;
 
      <font color="navy"><b>public</b></font> <font color="navy"><b>void</b></font> setAvailability(TypeOfAvailability availability) <font color="navy">{</font>
            this.availability = availability;
      <font color="navy">}</font>
 
      <font color="navy"><b>public</b></font> TypeOfAvailability getAvailability() <font color="navy">{</font>
            <font color="navy"><b>return</b></font> availability;
      <font color="navy">}</font>
 
      <font color="navy"><b>public</b></font> Long getId() <font color="navy">{</font>
            <font color="navy"><b>return</b></font> id;
      <font color="navy">}</font>
 
      <font color="navy"><b>public</b></font> <font color="navy"><b>void</b></font> setId(Long id) <font color="navy">{</font>
            this.id = id;
      <font color="navy">}</font>
 
      <font color="navy"><b>public</b></font> String getKeyLabel() <font color="navy">{</font>
            <font color="navy"><b>return</b></font> keyLabel;
      <font color="navy">}</font>
 
      <font color="navy"><b>public</b></font> <font color="navy"><b>void</b></font> setKeyLabel(String keyLabel) <font color="navy">{</font>
            this.keyLabel = keyLabel;
      <font color="navy">}</font>
 
      <font color="navy"><b>public</b></font> String getPdfType() <font color="navy">{</font>
            <font color="navy"><b>return</b></font> pdfType;
      <font color="navy">}</font>
 
      <font color="navy"><b>public</b></font> <font color="navy"><b>void</b></font> setPdfType(String pdfType) <font color="navy">{</font>
            this.pdfType = pdfType;
      <font color="navy">}</font>
 
<font color="navy">}</font>
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I lod that entity for a DAO, put it in a process variable, and trying to acces to it during an other task, and I've got an Exception when I'm trying to access to any property :</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code">[ERROR] org.hibernate.LazyInitializationException 42  - could not initialize proxy - no Session
org.hibernate.LazyInitializationException: could not initialize proxy - no Session
        at org.hibernate.proxy.AbstractLazyInitializer.initialize(AbstractLazyInitializer.java:167)
        at org.hibernate.proxy.AbstractLazyInitializer.getImplementation(AbstractLazyInitializer.java:215)
        at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:190)
        at mypackage.data.DayOffType_$$_javassist_13.getId(DayOffType_$$_javassist_13.java)
        at mypackage.process.vacancy.VacancyProcessTest.testProcess(VacancyProcessTest.java:100)
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Any idea to solve that issue ?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Regards</p></div>
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<p style="margin: 0;">Reply to this message by <a href="http://community.jboss.org/message/582358#582358">going to Community</a></p>
<p style="margin: 0;">Start a new discussion in jBPM at <a href="http://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034">Community</a></p>
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