usertransaction.html

来自「j2ee api,很好的api。我这现在有」· HTML 代码 · 共 395 行 · 第 1/2 页

<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../javax/transaction/NotSupportedException.html" title="class in javax.transaction">NotSupportedException</A></CODE> - Thrown if the thread is already
    associated with a transaction and the Transaction Manager
    implementation does not support nested transactions.
<DD><CODE><A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></CODE> - Thrown if the transaction manager
    encounters an unexpected error condition.</DL>
</DD>
</DL>
<HR>

<A NAME="commit()"><!-- --></A><H3>
commit</H3>
<PRE>
public void <B>commit</B>()
            throws <A HREF="../../javax/transaction/RollbackException.html" title="class in javax.transaction">RollbackException</A>,
                   <A HREF="../../javax/transaction/HeuristicMixedException.html" title="class in javax.transaction">HeuristicMixedException</A>,
                   <A HREF="../../javax/transaction/HeuristicRollbackException.html" title="class in javax.transaction">HeuristicRollbackException</A>,
                   <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/SecurityException.html" title="class or interface in java.lang">SecurityException</A>,
                   <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalStateException.html" title="class or interface in java.lang">IllegalStateException</A>,
                   <A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></PRE>
<DL>
<DD>Complete the transaction associated with the current thread. When this
 method completes, the thread is no longer associated with a transaction.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../javax/transaction/RollbackException.html" title="class in javax.transaction">RollbackException</A></CODE> - Thrown to indicate that
    the transaction has been rolled back rather than committed.
<DD><CODE><A HREF="../../javax/transaction/HeuristicMixedException.html" title="class in javax.transaction">HeuristicMixedException</A></CODE> - Thrown to indicate that a heuristic
    decision was made and that some relevant updates have been committed
    while others have been rolled back.
<DD><CODE><A HREF="../../javax/transaction/HeuristicRollbackException.html" title="class in javax.transaction">HeuristicRollbackException</A></CODE> - Thrown to indicate that a
    heuristic decision was made and that all relevant updates have been
    rolled back.
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/SecurityException.html" title="class or interface in java.lang">SecurityException</A></CODE> - Thrown to indicate that the thread is
    not allowed to commit the transaction.
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalStateException.html" title="class or interface in java.lang">IllegalStateException</A></CODE> - Thrown if the current thread is
    not associated with a transaction.
<DD><CODE><A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></CODE> - Thrown if the transaction manager
    encounters an unexpected error condition.</DL>
</DD>
</DL>
<HR>

<A NAME="rollback()"><!-- --></A><H3>
rollback</H3>
<PRE>
public void <B>rollback</B>()
              throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalStateException.html" title="class or interface in java.lang">IllegalStateException</A>,
                     <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/SecurityException.html" title="class or interface in java.lang">SecurityException</A>,
                     <A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></PRE>
<DL>
<DD>Roll back the transaction associated with the current thread. When this
 method completes, the thread is no longer associated with a transaction.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/SecurityException.html" title="class or interface in java.lang">SecurityException</A></CODE> - Thrown to indicate that the thread is
    not allowed to roll back the transaction.
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalStateException.html" title="class or interface in java.lang">IllegalStateException</A></CODE> - Thrown if the current thread is
    not associated with a transaction.
<DD><CODE><A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></CODE> - Thrown if the transaction manager
    encounters an unexpected error condition.</DL>
</DD>
</DL>
<HR>

<A NAME="setRollbackOnly()"><!-- --></A><H3>
setRollbackOnly</H3>
<PRE>
public void <B>setRollbackOnly</B>()
                     throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalStateException.html" title="class or interface in java.lang">IllegalStateException</A>,
                            <A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></PRE>
<DL>
<DD>Modify the transaction associated with the current thread such that
 the only possible outcome of the transaction is to roll back the
 transaction.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalStateException.html" title="class or interface in java.lang">IllegalStateException</A></CODE> - Thrown if the current thread is
    not associated with a transaction.
<DD><CODE><A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></CODE> - Thrown if the transaction manager
    encounters an unexpected error condition.</DL>
</DD>
</DL>
<HR>

<A NAME="getStatus()"><!-- --></A><H3>
getStatus</H3>
<PRE>
public int <B>getStatus</B>()
              throws <A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></PRE>
<DL>
<DD>Obtain the status of the transaction associated with the current thread.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>The transaction status. If no transaction is associated with
    the current thread, this method returns the Status.NoTransaction
    value.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></CODE> - Thrown if the transaction manager
    encounters an unexpected error condition.</DL>
</DD>
</DL>
<HR>

<A NAME="setTransactionTimeout(int)"><!-- --></A><H3>
setTransactionTimeout</H3>
<PRE>
public void <B>setTransactionTimeout</B>(int&nbsp;seconds)
                           throws <A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></PRE>
<DL>
<DD>Modify the timeout value that is associated with transactions started
 by subsequent invocations of the begin method.

 <p> If an application has not called this method, the transaction
 service uses some default value for the transaction timeout.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>seconds</CODE> - The value of the timeout in seconds. If the value is zero,
        the transaction service restores the default value. If the value
        is negative a SystemException is thrown.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../javax/transaction/SystemException.html" title="class in javax.transaction">SystemException</A></CODE> - Thrown if the transaction manager
    encounters an unexpected error condition.</DL>
</DD>
</DL>
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