Package org.datanucleus.store

Examples of org.datanucleus.store.ExecutionContext

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    }

    protected boolean updateKeyFkInternal(ObjectProvider sm, Object key, Object owner)
    {
        boolean retval;
        ExecutionContext ec = sm.getExecutionContext();
        try
        {
            ManagedConnection mconn = getStoreMgr().getConnection(ec);
            SQLController sqlControl = getStoreMgr().getSQLController();
            try
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        if (!validateKeyForReading(ownerSM, key))
        {
            return null;
        }

        ExecutionContext ec = ownerSM.getExecutionContext();
        if (getStmtLocked == null)
        {
            synchronized (this) // Make sure this completes in case another thread needs the same info
            {
                // Generate the statement, and statement mapping/parameter information
                SQLStatement sqlStmt = getSQLStatementForGet(ownerSM);
                getStmtUnlocked = sqlStmt.getSelectStatement().toSQL();
                sqlStmt.addExtension("lock-for-update", true);
                getStmtLocked = sqlStmt.getSelectStatement().toSQL();
            }
        }

        Transaction tx = ec.getTransaction();
        String stmt = (tx.lockReadObjects() ? getStmtLocked : getStmtUnlocked);
        Object value = null;
        try
        {
            RDBMSStoreManager storeMgr = (RDBMSStoreManager)this.storeMgr;
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        int numRows;

        String stmt = getSizeStmt();
        try
        {
            ExecutionContext ec = sm.getExecutionContext();

            ManagedConnection mconn = getStoreMgr().getConnection(ec);
            SQLController sqlControl = getStoreMgr().getSQLController();
            try
            {
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     * @param ownerSM StateManager of the owning object
     * @return The iterator for the entries (<pre>map.entrySet().iterator()</pre>).
     */
    public Iterator iterator(ObjectProvider ownerSM)
    {
        ExecutionContext ec = ownerSM.getExecutionContext();
        if (iteratorStmtLocked == null)
        {
            synchronized (this) // Make sure this completes in case another thread needs the same info
            {
                // Generate the statement, and statement mapping/parameter information
                SQLStatement sqlStmt = getSQLStatementForIterator(ownerSM);
                iteratorStmtUnlocked = sqlStmt.getSelectStatement().toSQL();
                sqlStmt.addExtension("lock-for-update", true);
                iteratorStmtLocked = sqlStmt.getSelectStatement().toSQL();
            }
        }

        Transaction tx = ec.getTransaction();
        String stmt = (tx.lockReadObjects() ? iteratorStmtLocked : iteratorStmtUnlocked);
        try
        {
            ManagedConnection mconn = getStoreMgr().getConnection(ec);
            SQLController sqlControl = getStoreMgr().getSQLController();
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    {
        boolean modified = false;
        String stmt = getUpdateEmbeddedElementStmt(fieldMapping, ecs);
        try
        {
            ExecutionContext ec = sm.getExecutionContext();
            ManagedConnection mconn = storeMgr.getConnection(ec);
            SQLController sqlControl = storeMgr.getSQLController();

            try
            {
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        JavaTypeMapping elementMapping = acs.getElementMapping();
        ElementContainerStore.ElementInfo[] elementInfo = acs.getElementInfo();
        String stmt = getContainsStmt(acs);
        try
        {
            ExecutionContext ec = sm.getExecutionContext();
            ManagedConnection mconn = storeMgr.getConnection(ec);
            SQLController sqlControl = storeMgr.getSQLController();
            try
            {
                PreparedStatement ps = sqlControl.getStatementForQuery(mconn, stmt);
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    }

    public int[] internalRemove(ObjectProvider ownerSM, ManagedConnection conn, boolean batched, Object element, boolean executeNow,
                                AbstractCollectionStore acs) throws MappedDatastoreException
    {
        ExecutionContext ec = ownerSM.getExecutionContext();
        SQLController sqlControl = storeMgr.getSQLController();
        String removeStmt = getRemoveStmt(acs);
        try
        {
            PreparedStatement ps = sqlControl.getStatementForUpdate(conn, removeStmt, batched);
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        if (!validateKeyForReading(ownerSM, key))
        {
            return null;
        }

        ExecutionContext ec = ownerSM.getExecutionContext();
        if (getStmtLocked == null)
        {
            synchronized (this) // Make sure this completes in case another thread needs the same info
            {
                // Generate the statement, and statement mapping/parameter information
                SQLStatement sqlStmt = getSQLStatementForGet(ownerSM);
                getStmtUnlocked = sqlStmt.getSelectStatement().toSQL();
                sqlStmt.addExtension("lock-for-update", true);
                getStmtLocked = sqlStmt.getSelectStatement().toSQL();
            }
        }

        Transaction tx = ec.getTransaction();
        String stmt = (tx.lockReadObjects() ? getStmtLocked : getStmtUnlocked);
        Object value = null;
        try
        {
            RDBMSStoreManager storeMgr = (RDBMSStoreManager)this.storeMgr;
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    protected void clearInternal(ObjectProvider ownerSM)
    {
        try
        {
            ExecutionContext ec = ownerSM.getExecutionContext();
            ManagedConnection mconn = getStoreMgr().getConnection(ec);
            SQLController sqlControl = getStoreMgr().getSQLController();
            try
            {
                PreparedStatement ps = sqlControl.getStatementForUpdate(mconn, clearStmt, false);
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        }
    }

    protected void removeInternal(ObjectProvider sm, Object key)
    {
        ExecutionContext ec = sm.getExecutionContext();
        try
        {
            ManagedConnection mconn = getStoreMgr().getConnection(ec);
            SQLController sqlControl = getStoreMgr().getSQLController();
            try
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Related Classes of org.datanucleus.store.ExecutionContext

  • org.datanucleus.api.jdo.JDOCallbackHandler
  • org.datanucleus.api.jdo.NucleusJDOHelper
  • org.datanucleus.api.jpa.JPACallbackHandler
  • org.datanucleus.api.jpa.JPAEntityManagerFactory
  • org.datanucleus.ObjectManagerImpl
  • org.datanucleus.store.fieldmanager.AttachFieldManager
  • org.datanucleus.store.fieldmanager.LoadFieldManager
  • org.datanucleus.store.mapped.mapping.CollectionMapping
  • org.datanucleus.store.mapped.mapping.MapMapping
  • org.datanucleus.store.mapped.mapping.MultiMapping
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