Package org.apache.openjpa.meta

Examples of org.apache.openjpa.meta.QueryMetaData

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    public OpenJPAQuery createNamedQuery(String name) {
        assertNotCloseInvoked();
        _broker.assertOpen();
        try {
            QueryMetaData meta = _broker.getConfiguration().
                getMetaDataRepositoryInstance().getQueryMetaData(null, name,
                _broker.getClassLoader(), true);
            String qid = meta.getQueryString();
           
            PreparedQuery pq = JPQLParser.LANG_JPQL.equals(meta.getLanguage()) ? getPreparedQuery(qid) : null;
            org.apache.openjpa.kernel.Query del =
                (pq == null || !pq.isInitialized()) ? _broker.newQuery(meta.getLanguage(), meta.getQueryString())
                    : _broker.newQuery(pq.getLanguage(), pq);
           
            if (pq != null) {
                pq.setInto(del);
            } else {
                meta.setInto(del);
                del.compile();
            }
           
            OpenJPAQuery q = newQueryImpl(del, meta).setId(qid);
            String[] hints = meta.getHintKeys();
            Object[] values = meta.getHintValues();
            for (int i = 0; i < hints.length; i++)
                q.setHint(hints[i], values[i]);
            return q;
        } catch (RuntimeException re) {
            throw PersistenceExceptions.toPersistenceException(re);
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        String name = attrs.getValue("name");
        Log log = getLog();
        if (log.isTraceEnabled())
            log.trace(_loc.get("parse-query", name));

        QueryMetaData meta = getRepository().searchQueryMetaDataByName(name);
        if (meta != null) {
          Class<?> defType = meta.getDefiningType();
            if ((defType != _cls) && log.isWarnEnabled()) {
                log.warn(_loc.get("dup-query", name, currentLocation(),
                      defType));
            }
            pushElement(meta);
            return true;
        }

        meta = getRepository().addQueryMetaData(null, name);
        meta.setDefiningType(_cls);
        meta.setLanguage(JPQLParser.LANG_JPQL);
        meta.setQueryString(attrs.getValue("query"));
        String lockModeStr = attrs.getValue("lock-mode");
        LockModeType lmt = processNamedQueryLockModeType(log, lockModeStr, name);
        if (lmt != null) {
            meta.addHint("openjpa.FetchPlan.ReadLockMode", lmt);
        }
        Locator locator = getLocation().getLocator();
        if (locator != null) {
            meta.setLineNumber(locator.getLineNumber());
            meta.setColNumber(locator.getColumnNumber());
        }
        Object cur = currentElement();
        Object scope = (cur instanceof ClassMetaData)
            ? ((ClassMetaData) cur).getDescribedType() : null;
        meta.setSource(getSourceFile(), scope, SourceTracker.SRC_XML, locator == null ? "" : locator.getSystemId());
        if (isMetaDataMode())
            meta.setSourceMode(MODE_META);
        else if (isMappingMode())
            meta.setSourceMode(MODE_MAPPING);
        else
            meta.setSourceMode(MODE_QUERY);
        pushElement(meta);
        return true;
    }
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        return true;
    }

    protected void endQueryString()
        throws SAXException {
        QueryMetaData meta = (QueryMetaData) currentElement();
        meta.setQueryString(currentText());
    }
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    /**
     * Parse query-hint.
     */
    protected boolean startQueryHint(Attributes attrs)
        throws SAXException {
        QueryMetaData meta = (QueryMetaData) currentElement();
        meta.addHint(attrs.getValue("name"), attrs.getValue("value"));
        return true;
    }
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            Collection<String> aliases = mdr.getAliasNames();
            assertTrue(aliases.contains("MdrTestEntity"));

//            assertTrue(aliases.size() == numEntities);

            QueryMetaData query = mdr.getCachedQueryMetaData(MdrTestEntity.class, "query");
            assertNotNull(query);
        } finally {
            if (emf != null) {
                emf.close();
            }
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        assertEquals("int pnum", query.getParameters());
        assertEquals("QueryTest4 v4", query.getVariables());
        assertEquals("sum(num)", query.getResult());
        assertEquals("num", query.getGrouping());
        */
        QueryMetaData meta = ((OpenJPAEntityManagerSPI) pm).getConfiguration().
            getMetaDataRepositoryInstance().getQueryMetaData(null,
            "named", pm.getClassLoader(), true);
        assertNotNull(meta);
        assertEquals("SELECT o FROM QueryTest1 o", meta.getQueryString());
        assertEquals(null, meta.getResultType());

        endEm(pm);
    }
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        String name = attrs.getValue("name");
        Log log = getLog();
        if (log.isTraceEnabled())
            log.trace(_loc.get("parse-query", name));

        QueryMetaData meta = getRepository().searchQueryMetaDataByName(name);
        if (meta != null) {
          Class<?> defType = meta.getDefiningType();
            if ((defType != _cls) && log.isWarnEnabled()) {
                log.warn(_loc.get("dup-query", name, currentLocation(),
                      defType));
            }
            pushElement(meta);
            return true;
        }

        meta = getRepository().addQueryMetaData(null, name);
        meta.setDefiningType(_cls);
        meta.setQueryString(attrs.getValue("query"));
        meta.setLanguage(JPQLParser.LANG_JPQL);
        String lockModeStr = attrs.getValue("lock-mode");
        if (lockModeStr != null) {
            meta.addHint("openjpa.FetchPlan.ReadLockMode", LockModeType.valueOf(lockModeStr));
        }
        Locator locator = getLocation().getLocator();
        if (locator != null) {
            meta.setLineNumber(Numbers.valueOf(locator.getLineNumber()));
            meta.setColNumber(Numbers.valueOf(locator.getColumnNumber()));
        }
        Object cur = currentElement();
        Object scope = (cur instanceof ClassMetaData)
            ? ((ClassMetaData) cur).getDescribedType() : null;
        meta.setSource(getSourceFile(), scope, SourceTracker.SRC_XML);
        if (isMetaDataMode())
            meta.setSourceMode(MODE_META);
        else if (isMappingMode())
            meta.setSourceMode(MODE_MAPPING);
        else
            meta.setSourceMode(MODE_QUERY);
        pushElement(meta);
        return true;
    }
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        return true;
    }

    protected void endQueryString()
        throws SAXException {
        QueryMetaData meta = (QueryMetaData) currentElement();
        meta.setQueryString(currentText());
    }
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    /**
     * Parse query-hint.
     */
    protected boolean startQueryHint(Attributes attrs)
        throws SAXException {
        QueryMetaData meta = (QueryMetaData) currentElement();
        meta.addHint(attrs.getValue("name"), attrs.getValue("value"));
        return true;
    }
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        String name = attrs.getValue("name");
        Log log = getLog();
        if (log.isTraceEnabled())
            log.trace(_loc.get("parse-native-query", name));

        QueryMetaData meta = getRepository().getCachedQueryMetaData(null, name);
        if (meta != null && log.isWarnEnabled())
            log.warn(_loc.get("override-query", name, currentLocation()));

        meta = getRepository().addQueryMetaData(null, name);
        meta.setDefiningType(_cls);
        meta.setQueryString(attrs.getValue("query"));
        meta.setLanguage(QueryLanguages.LANG_SQL);
        String val = attrs.getValue("result-class");
        if (val != null) {
            Class<?> type = classForName(val);
            if (ImplHelper.isManagedType(getConfiguration(), type))
                meta.setCandidateType(type);
            else
                meta.setResultType(type);
        }

        val = attrs.getValue("result-set-mapping");
        if (val != null)
            meta.setResultSetMappingName(val);

        Object cur = currentElement();
        Object scope = (cur instanceof ClassMetaData)
            ? ((ClassMetaData) cur).getDescribedType() : null;
        meta.setSource(getSourceFile(), scope, SourceTracker.SRC_XML);
        Locator locator = getLocation().getLocator();
        if (locator != null) {
            meta.setLineNumber(Numbers.valueOf(locator.getLineNumber()));
            meta.setColNumber(Numbers.valueOf(locator.getColumnNumber()));
        }
        if (isMetaDataMode())
            meta.setSourceMode(MODE_META);
        else if (isMappingMode())
            meta.setSourceMode(MODE_MAPPING);
        else
            meta.setSourceMode(MODE_QUERY);
        pushElement(meta);
        return true;
    }
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Related Classes of org.apache.openjpa.meta.QueryMetaData

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  • org.apache.openjpa.persistence.EntityManagerImpl
  • org.apache.openjpa.persistence.meta.TestMetaDataRepository
  • org.apache.openjpa.persistence.query.TestNamedQueries
  • org.apache.openjpa.persistence.XMLPersistenceMetaDataParser
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