Package org.apache.openjpa.jdbc.sql

Examples of org.apache.openjpa.jdbc.sql.Select.execute()

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        if (!select(sel, mapping, subs, sm, null, fetch,
            JDBCFetchConfiguration.EAGER_JOIN, true, false))
            return null;
        sel.wherePrimaryKey(sm.getObjectId(), mapping, this);
        sel.setExpectedResultCount(1, false);
        return sel.execute(this, fetch);
    }

    /**
     * Select a union of the data for the given instance from possible concrete
     * mappings and return the result.
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            base = base.getJoinablePCSuperclassMapping();

        Select sel = _sql.newSelect();
        sel.select(base.getPrimaryKeyColumns());
        sel.wherePrimaryKey(sm.getObjectId(), base, this);
        Result exists = sel.execute(this, fetch);
        try {
            if (!exists.next())
                return false;

            // record locked?
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            Select sel = _sql.newSelect();
            if (select(sel, mapping, Select.SUBS_EXACT, sm, fields, jfetch,
                EagerFetchModes.EAGER_JOIN, true, false)) {
                sel.wherePrimaryKey(sm.getObjectId(), mapping, this);
                res = sel.execute(this, jfetch, lockLevel);
                try {
                    if (!res.next())
                        return false;
                    load(mapping, sm, jfetch, res);
                } finally {
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        Column col = field.getColumns()[0];
        Select sel = store.getSQLFactory().newSelect();
        sel.select(col);
        field.wherePrimaryKey(sel, sm, store);

        Result res = sel.execute(store, fetch);
        Object val = null;
        try {
            if (res.next())
                val = load(col, res, null);
        } finally {
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                sel.select(sql.toString(), field);
                ClassMapping rel = getDefaultElementMapping(false);
                sel.whereForeignKey(getJoinForeignKey(rel),
                    sm.getObjectId(), field.getDefiningMapping(), store);

                Result res = sel.execute(store, fetch);
                try {
                    res.next();
                    coll.getChangeTracker().setNextSequence
                        (res.getInt(field) + 1);
                } finally {
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        Select sel = store.getSQLFactory().newSelect();
        sel.select(_cols);
        field.wherePrimaryKey(sel, sm, store);

        Result res = sel.execute(store, fetch);
        Object val = null;
        try {
            if (res.next())
                val = HandlerStrategies.loadDataStore(field, res, null, _cols);
        } finally {
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        Column[] cols = vers.getColumns();
        Select sel = store.getSQLFactory().newSelect();
        sel.select(cols);
        sel.wherePrimaryKey(sm.getObjectId(), vers.getClassMapping(), store);

        Result res = sel.execute(store, null);
        try {
            if (!res.next())
                return false;

            Object memVersion = sm.getVersion();
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                sel.select(sql.toString(), field);
                ClassMapping rel = getDefaultElementMapping(false);
                sel.whereForeignKey(getJoinForeignKey(rel),
                    sm.getObjectId(), field.getDefiningMapping(), store);

                Result res = sel.execute(store, fetch);
                try {
                    res.next();
                    pcoll.getChangeTracker().setNextSequence
                        (res.getInt(field) + 1);
                } finally {
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        sel.wherePrimaryKey(sm.getObjectId(), mapping, this);
        sel.setExpectedResultCount(1, false);
        if (_log.isTraceEnabled()) {
            _log.trace("getInitializeStateResult: oid="+sm.getObjectId()+" "+mapping.getDescribedType());
        }
        Result result = sel.execute(this, fetch);
        cacheFinder(mapping, sel, fetch);
        return result;
    }

    /**
 
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        sel.select(base.getPrimaryKeyColumns());
        sel.wherePrimaryKey(sm.getObjectId(), base, this);
        if (_log.isTraceEnabled()) {
            _log.trace("selectPrimaryKey: oid="+sm.getObjectId()+" "+mapping.getDescribedType());
        }
        Result exists = sel.execute(this, fetch);
        try {
            if (isEmptyResult(exists))
                return false;

            // record locked?
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