Examples of nexj.core.runtime.InvocationContext.beginTransaction()

Class nexj.core.runtime.InvocationContext

Examples of nexj.core.runtime.InvocationContext.beginTransaction()

nexj.core.runtime.InvocationContext.beginTransaction()
Starts a new transaction after suspending the current one, if any. @return The old unit of work.

            List sendList = null;


         loop:
            for (;;)
            {
               context.beginTransaction();
               context.getUnitOfWork().setRaw(true);


               long lCurrentTime = System.currentTimeMillis();
               InstanceList list = Query.createRead(timerClass, attributes,
                  (m_bDistributed) ? Pair.attribute("next").le(new Timestamp(lCurrentTime + m_lInterval)) : null,

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               {
                  nTimeout = number.intValue();
               }
            }


            machine.returnValue(context.beginTransaction(true, nTimeout), nArgCount);


            return false;
         }


         public Symbol getSymbol()

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         assertTrue(fragment1File.exists());
         assertEquals("Creation (\u4e2d\u6587) data.", readFileToString(fragment1File));
         
         // Update it
         assertNull(context.beginTransaction());
         
         a.setValue("data", new Binary("Modified data.\nModified.".getBytes("utf-8")));
         
         // Replication
         context.getUnitOfWork().addReplicationFragment(a, "fragment1");

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         assertEquals("Modified data.\nModified.", readFileToString(defaultFile));
         assertTrue(fragment1File.exists());
         assertEquals("Modified data.\nModified.", readFileToString(fragment1File));
         
         // Delete it
         assertNull(context.beginTransaction());
         
         a.invoke("delete");
         
         // Replication
         context.getUnitOfWork().addReplicationFragment(a, "fragment1");

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            tempDir.getAbsolutePath(),
            jrnlDir.getAbsolutePath());
         
         
         // Create it
         assertNull(context.beginTransaction());
         
         Metaclass testFPA = metadata.getMetaclass("TestFPA");
         Instance a = (Instance)testFPA.invoke("new");
         
         a.setValue("data", new Binary("Creation data.".getBytes("utf-8")));

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         OID oidA = a.getOID();
         String sOidName = (String)oidA.getValue(0);
         
         // Read
         assertNull(context.beginTransaction());
         a.invoke("read", new Object[]{
            parse("(data)"),
            parse("(= (@ id) \"" + sOidName + "\")"), null, null, null, null
         });
         assertEquals(new Binary("Creation data.".getBytes("utf-8")), a.getValue("data"));

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         a.setValue("data", new Binary("Update data.".getBytes("utf-8")));
         
         commit(context);
         
         // Read
         assertNull(context.beginTransaction());
         a.invoke("read", new Object[]{
            parse("(data)"),
            parse("(= (@ id) \"" + sOidName + "\")"), null, null, null, null
         });
         assertEquals(new Binary("Update data.".getBytes("utf-8")), a.getValue("data"));

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         a.invoke("delete");
         
         commit(context);
         
         // Read (NOT FOUND)
         assertNull(context.beginTransaction());
            
         Query query = Query.createRead(testFPA, null, parse("(= (@ id) \"" + sOidName + "\")"), null, 10, 0, false, Query.SEC_NONE, context);
         InstanceList resultList = query.read();
            
         assertEquals(0, resultList.getCount());

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         assertEquals(0, resultList.getCount());
         
         commit(context);


         // Create it (test that the read operation doesn't add the not-found instance to the invocation context)
         assertNull(context.beginTransaction());


         a = (Instance)testFPA.invoke("new");
         a.setOID(oidA);
         a.setValue("data", new Binary("Creation data #2.".getBytes("utf-8")));

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            tempDir.getAbsolutePath(),
            jrnlDir.getAbsolutePath());
         
         
         // Create it
         assertNull(context.beginTransaction());
         
         Metaclass testFPA = metadata.getMetaclass("TestFPA");
         Instance a = (Instance)testFPA.invoke("new");
         
         a.setValue("data", new Binary("Creation data for 'a'.".getBytes("utf-8")));

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