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| <h2 title="Interface EntityContext" class="title">Interface EntityContext</h2> |
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| <pre>public interface <span class="typeNameLabel">EntityContext</span> |
| extends <a href="../../jakarta/ejb/EJBContext.html" title="interface in jakarta.ejb">EJBContext</a></pre> |
| <div class="block">The EntityContext interface provides an instance with access to the container-provided runtime context of an entity |
| bean instance. The container passes the EntityContext interface to an entity bean instance after the instance has |
| been created. |
| |
| <p> |
| The EntityContext interface remains associated with the instance for the lifetime of the instance. Note that the |
| information that the instance obtains using the EntityContext interface (such as the result of the getPrimaryKey() |
| method) may change, as the container assigns the instance to different enterprise bean objects during the instance's |
| life cycle. |
| |
| <p> |
| <b>Note:</b> Support for entity beans is optional as of EJB 3.2.</div> |
| <dl> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>EJB 2.0</dd> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
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| <td class="colFirst"><code><a href="../../jakarta/ejb/EJBLocalObject.html" title="interface in jakarta.ejb">EJBLocalObject</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/ejb/EntityContext.html#getEJBLocalObject--">getEJBLocalObject</a></span>()</code> |
| <div class="block">Obtain a reference to the enterprise bean local object that is currently associated with the instance.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../jakarta/ejb/EJBObject.html" title="interface in jakarta.ejb">EJBObject</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/ejb/EntityContext.html#getEJBObject--">getEJBObject</a></span>()</code> |
| <div class="block">Obtain a reference to the enterprise bean object that is currently associated with the instance.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>java.lang.Object</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/ejb/EntityContext.html#getPrimaryKey--">getPrimaryKey</a></span>()</code> |
| <div class="block">Obtain the primary key of the enterprise bean object that is currently associated with this instance.</div> |
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| <h3>Methods inherited from interface jakarta.ejb.<a href="../../jakarta/ejb/EJBContext.html" title="interface in jakarta.ejb">EJBContext</a></h3> |
| <code><a href="../../jakarta/ejb/EJBContext.html#getCallerPrincipal--">getCallerPrincipal</a>, <a href="../../jakarta/ejb/EJBContext.html#getContextData--">getContextData</a>, <a href="../../jakarta/ejb/EJBContext.html#getEJBHome--">getEJBHome</a>, <a href="../../jakarta/ejb/EJBContext.html#getEJBLocalHome--">getEJBLocalHome</a>, <a href="../../jakarta/ejb/EJBContext.html#getRollbackOnly--">getRollbackOnly</a>, <a href="../../jakarta/ejb/EJBContext.html#getTimerService--">getTimerService</a>, <a href="../../jakarta/ejb/EJBContext.html#getUserTransaction--">getUserTransaction</a>, <a href="../../jakarta/ejb/EJBContext.html#isCallerInRole-java.lang.String-">isCallerInRole</a>, <a href="../../jakarta/ejb/EJBContext.html#lookup-java.lang.String-">lookup</a>, <a href="../../jakarta/ejb/EJBContext.html#setRollbackOnly--">setRollbackOnly</a></code></li> |
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| <h4>getEJBLocalObject</h4> |
| <pre><a href="../../jakarta/ejb/EJBLocalObject.html" title="interface in jakarta.ejb">EJBLocalObject</a> getEJBLocalObject() |
| throws java.lang.IllegalStateException</pre> |
| <div class="block">Obtain a reference to the enterprise bean local object that is currently associated with the instance. |
| |
| <p> |
| An instance of an entity bean can call this method only when the instance is associated with an enterprise bean local |
| object identity, i.e. in the ejbActivate, ejbPassivate, ejbPostCreate, ejbRemove, ejbLoad, ejbStore, and business |
| methods. |
| |
| <p> |
| An instance can use this method, for example, when it wants to pass a reference to itself in a method argument or |
| result.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The enterprise bean local object currently associated with the instance.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.IllegalStateException</code> - if the instance invokes this method while the instance is in a state that does not |
| allow the instance to invoke this method, or if the instance does not have a local interface.</dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>EJB 2.0</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getEJBObject</h4> |
| <pre><a href="../../jakarta/ejb/EJBObject.html" title="interface in jakarta.ejb">EJBObject</a> getEJBObject() |
| throws java.lang.IllegalStateException</pre> |
| <div class="block">Obtain a reference to the enterprise bean object that is currently associated with the instance. |
| |
| <p> |
| An instance of an entity bean can call this method only when the instance is associated with an enterprise bean |
| object identity, i.e. in the ejbActivate, ejbPassivate, ejbPostCreate, ejbRemove, ejbLoad, ejbStore, and business |
| methods. |
| |
| <p> |
| An instance can use this method, for example, when it wants to pass a reference to itself in a method argument or |
| result.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The enterprise bean object currently associated with the instance.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.IllegalStateException</code> - Thrown if the instance invokes this method while the instance is in a state that |
| does not allow the instance to invoke this method, or if the instance does not have a remote interface.</dd> |
| </dl> |
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| <h4>getPrimaryKey</h4> |
| <pre>java.lang.Object getPrimaryKey() |
| throws java.lang.IllegalStateException</pre> |
| <div class="block">Obtain the primary key of the enterprise bean object that is currently associated with this instance. |
| |
| <p> |
| An instance of an entity bean can call this method only when the instance is associated with an enterprise bean |
| object identity, i.e. in the ejbActivate, ejbPassivate, ejbPostCreate, ejbRemove, ejbLoad, ejbStore, and business |
| methods. |
| |
| <p> |
| <b>Note</b>: The result of this method is that same as the result of getEJBObject().getPrimaryKey().</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The primary key currently associated with the instance.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.IllegalStateException</code> - Thrown if the instance invokes this method while the instance is in a state that |
| does not allow the instance to invoke this method.</dd> |
| </dl> |
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