Example usage for javax.transaction UserTransaction begin

List of usage examples for javax.transaction UserTransaction begin

  1. HOME
  2. Java
  3. javax
  4. javax.transaction.*
  5. UserTransaction
  6. begin

Introduction

In this page you can find the example usage for javax.transaction UserTransaction begin.

Prototype

void begin() throws NotSupportedException, SystemException;

Source Link

Document

Create a new transaction and associate it with the current thread.

Usage

From source file:org.jcvi.ometa.action.EventLoader.java

public String execute() {
    String rtnVal = SUCCESS;/* www .  jav a2 s . c o  m*/
    UserTransaction tx = null;

    try {
        sampleName = sampleName != null && sampleName.equals("0") ? null : sampleName;

        if (jobType != null) {
            boolean isProjectRegistration = eventName.equals(Constants.EVENT_PROJECT_REGISTRATION);
            boolean isSampleRegistration = eventName.equals(Constants.EVENT_SAMPLE_REGISTRATION);

            if (projectName == null || projectName.equals("0") || eventName == null || eventName.equals("0"))
                throw new Exception("Project or Event type is not selected.");

            if (jobType.equals("insert")) { //loads single event
                tx = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
                tx.begin();
                psewt.loadAll(null,
                        this.createMultiLoadParameter(projectName, loadingProject, loadingSample, beanList));
                this.reset();
            } else if (jobType.equals("grid")) { //loads multiple events from grid view
                tx = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
                tx.begin();
                for (GridBean gBean : gridList) {
                    if (gBean != null) {
                        if (isProjectRegistration && gBean.getProjectName() != null
                                && gBean.getProjectPublic() != null) {
                            loadingProject = new Project();
                            loadingProject.setProjectName(gBean.getProjectName());
                            loadingProject.setIsPublic(Integer.valueOf(gBean.getProjectPublic()));
                        } else if (isSampleRegistration && gBean.getSampleName() != null
                                && gBean.getSamplePublic() != null) {
                            loadingSample = new Sample();
                            loadingSample.setSampleName(gBean.getSampleName());
                            loadingSample.setParentSampleName(gBean.getParentSampleName());
                            loadingSample.setIsPublic(Integer.valueOf(gBean.getSamplePublic()));
                        } else {
                            if (gBean.getSampleName() != null) {
                                this.sampleName = gBean.getSampleName();
                            }
                        }
                        List<FileReadAttributeBean> fBeanList = gBean.getBeanList();
                        if (fBeanList != null && fBeanList.size() > 0) {
                            psewt.loadAll(null, this.createMultiLoadParameter(projectName, loadingProject,
                                    loadingSample, fBeanList));
                        }
                    }
                }
                this.reset();

            } else if (jobType.equals("file")) { //loads data from a CSV file to grid view
                if (!this.uploadFile.canRead()) {
                    throw new Exception("Error in reading the file.");
                } else {
                    try {
                        CSVReader reader = new CSVReader(new FileReader(this.uploadFile));

                        int lineCount = 0;
                        List<String> columns = new ArrayList<String>();

                        String currProjectName = null;

                        gridList = new ArrayList<GridBean>();
                        boolean hasSampleName = false;
                        String[] line;
                        while ((line = reader.readNext()) != null) {
                            if (lineCount != 1) {
                                if (lineCount == 0) {
                                    Collections.addAll(columns, line);
                                    hasSampleName = columns.indexOf("SampleName") >= 0;
                                } else {
                                    int colIndex = 0;

                                    currProjectName = line[colIndex++];
                                    if (!isProjectRegistration && !currProjectName.equals(this.projectName)) {
                                        throw new Exception(MULTIPLE_SUBJECT_IN_FILE_MESSAGE);
                                    }

                                    GridBean gBean = new GridBean();
                                    gBean.setProjectName(currProjectName);

                                    if (hasSampleName) {
                                        gBean.setSampleName(line[(colIndex++)]);
                                    }

                                    if (isProjectRegistration) {
                                        gBean.setProjectName(currProjectName);
                                        gBean.setProjectPublic(line[(colIndex++)]);
                                    } else if (isSampleRegistration) {
                                        gBean.setParentSampleName(line[(colIndex++)]);
                                        gBean.setSamplePublic(line[(colIndex++)]);
                                    }

                                    gBean.setBeanList(new ArrayList<FileReadAttributeBean>());
                                    for (; colIndex < columns.size(); colIndex++) {
                                        FileReadAttributeBean fBean = new FileReadAttributeBean();
                                        fBean.setProjectName(
                                                isProjectRegistration ? currProjectName : this.projectName);
                                        fBean.setAttributeName(columns.get(colIndex));
                                        fBean.setAttributeValue(line[colIndex]);
                                        gBean.getBeanList().add(fBean);
                                    }
                                    this.gridList.add(gBean);
                                }
                            }
                            lineCount++;
                        }
                        jobType = "grid";
                    } catch (Exception ex) {
                        throw ex;
                    }
                }
            } else if (jobType.equals("template")) { //download template
                List<EventMetaAttribute> emaList = readPersister.getEventMetaAttributes(projectName, eventName);

                /*
                 * removing the sanity check on sample requirement since multiple sample support is in action
                 * by hkim 5/2/13
                ModelValidator validator = new ModelValidator();
                validator.validateEventTemplateSanity(emaList, projectName, sampleName, eventName);
                */

                TemplatePreProcessingUtils cvsUtils = new TemplatePreProcessingUtils();
                String templateType = jobType.substring(jobType.indexOf("_") + 1);
                downloadStream = cvsUtils.buildFileContent(templateType, emaList, projectName, sampleName,
                        eventName);
                downloadContentType = templateType.equals("c") ? "csv" : "vnd.ms-excel";
                rtnVal = Constants.FILE_DOWNLOAD_MSG;
            }
        }

    } catch (Exception ex) {
        logger.error("Exception in EventLoader : " + ex.toString());
        ex.printStackTrace();
        if (ex.getClass() == ForbiddenResourceException.class) {
            addActionError(Constants.DENIED_USER_EDIT_MESSAGE);
            return Constants.FORBIDDEN_ACTION_RESPONSE;
        } else if (ex.getClass() == ForbiddenResourceException.class) {
            addActionError(Constants.DENIED_USER_EDIT_MESSAGE);
            return LOGIN;
        } else if (ex.getClass() == ParseException.class)
            addActionError(Constants.INVALID_DATE_MESSAGE);
        else {
            addActionError(ex.toString());
        }

        //deletes uploaded files in event of error
        if (loadedFiles != null && loadedFiles.size() > 0) {
            for (String filePath : loadedFiles) {
                File tempFile = new File(fileStoragePath + filePath);
                if (tempFile.exists())
                    tempFile.delete();
            }
        }

        try {
            if (tx != null)
                tx.rollback();
        } catch (SystemException se) {
            addActionError(se.toString());
        }

        rtnVal = ERROR;
    } finally {
        try {
            //get project list for the drop down box
            List<String> projectNameList = new ArrayList<String>();
            if (projectNames == null || projectNames.equals("")) {
                projectNameList.add("ALL");
            } else if (projectNames.contains(",")) {
                projectNameList.addAll(Arrays.asList(projectNames.split(",")));
            } else {
                projectNameList.add(projectNames);
            }
            projectList = readPersister.getProjects(projectNameList);

            if (tx != null && tx.getStatus() != Status.STATUS_NO_TRANSACTION) {
                tx.commit();
            }

            if (jobType != null && jobType.equals("grid") && this.uploadFile != null) {
                this.uploadFile.delete();
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }

    return rtnVal;
}

From source file:org.josso.alfresco.agent.AlfrescoSSOAgentFilter.java

protected void setAuthenticatedUser(final HttpServletRequest req, final HttpServletResponse res,
        final HttpSession httpSess, final String userName) {

    UserTransaction tx = serviceRegistry.getTransactionService().getUserTransaction();

    Subject.doAs(AlfrescoPrivilegdedActions.getAdminSubject(),
            AlfrescoPrivilegdedActions.clearCurrentSecurityContextAction(authComponent));
    ticketComponent.clearCurrentTicket();

    try {/*ww  w  .  j  a  v  a2 s .  c  om*/
        tx.begin();
        Subject.doAs(AlfrescoPrivilegdedActions.getAdminSubject(),
                AlfrescoPrivilegdedActions.setCurrentUserAction(userName));
        Subject.doAs(AlfrescoPrivilegdedActions.getAdminSubject(),
                AlfrescoPrivilegdedActions.createUserAction(serviceRegistry, userName, httpSess));

        FacesHelper.getFacesContext(req, res, _ctx);
        FacesContext fc = FacesContext.getCurrentInstance();
        Map session = fc.getExternalContext().getSessionMap();
        session.remove(AuthenticationHelper.SESSION_INVALIDATED);
        tx.commit();
    } catch (Throwable ex) {
        logger.error(ex);
        try {
            tx.rollback();
        } catch (Exception ex2) {
            logger.error("Failed to rollback transaction", ex2);
        }

        if (ex instanceof RuntimeException) {
            throw (RuntimeException) ex;
        } else {
            throw new RuntimeException("Failed to execute transactional method", ex);
        }
    }
}

From source file:org.minig.cache.JDBCDataStore.java

@Override
public void resetCache(int cacheId) {
    Connection con = null;//  w ww .  jav a 2 s.  c  om
    UserTransaction ut = getUserTransaction();
    try {
        ut.begin();
        con = getConnection();
        purgeUserCache(con, cacheId);
        ut.commit();
    } catch (Exception e) {
        logger.error("Error executing query creating cacheId", e);
        JDBCUtils.rollback(ut);
    } finally {
        JDBCUtils.closeConnection(con);
    }
}

From source file:org.minig.cache.JDBCDataStore.java

@Override
public int getCacheId(String userId) {
    ResultSet rs = null;//from   ww  w. j  a  v a 2  s  . com
    PreparedStatement st = null;
    PreparedStatement st2 = null;
    Connection con = null;
    int cacheId = 0;

    UserTransaction ut = getUserTransaction();
    try {
        ut.begin();
        con = getConnection();
        st = con.prepareStatement("SELECT id FROM minig_cache WHERE user_id = ?");
        st.setString(1, userId);
        rs = st.executeQuery();
        if (rs.next()) {
            cacheId = rs.getInt(1);
        }

        if (cacheId == 0) {
            st2 = con.prepareStatement("INSERT INTO minig_cache (user_id) VALUES (?)");

            st2.setString(1, userId);
            st2.executeUpdate();
            cacheId = CacheActivator.get().generatedKey(con);
        }
        ut.commit();
    } catch (Exception e) {
        logger.error("Error executing query creating cacheId", e);
        JDBCUtils.rollback(ut);
    } finally {
        JDBCUtils.cleanup(null, st2, null);
        JDBCUtils.cleanup(con, st, rs);
    }
    return cacheId;
}

From source file:org.ms123.common.data.JdoLayerImpl.java

public Map insertObject(Map dataMap, Map filterMap, Map hintsMap, StoreDesc sdesc, String entityName,
        String entityNameParent, String idParent) {
    debug("insertObject:" + dataMap + ",filterMap:" + filterMap + ",entity:" + entityName + "/entityNameParent:"
            + entityNameParent + "/idParent:" + idParent);
    Map retMap = new HashMap();
    // initialize 
    SessionContext sessionContext = getSessionContext(sdesc);
    UserTransaction ut = m_nucleusService.getUserTransaction();
    try {//from   ww  w  .  j  ava2  s.com
        ut.begin();
        retMap = insertObject(sessionContext, dataMap, filterMap, hintsMap, entityName, entityNameParent,
                idParent);
        if (retMap.get("constraintViolations") == null) {
            ut.commit();
        } else {
            ut.rollback();
        }
    } catch (Throwable e) {
        sessionContext.handleException(ut, e);
    } finally {
        sessionContext.handleFinally(ut);
    }
    return retMap;
}

From source file:org.ms123.common.data.JdoLayerImpl.java

public Map updateObject(Map dataMap, Map filterMap, Map hintsMap, StoreDesc sdesc, String entityName, String id,
        String entityNameParent, String idParent) {
    m_logger.info("updateObject:" + dataMap + ",filterMap:" + filterMap + ",module:" + entityName);
    debug("updateObject:" + dataMap + ",filterMap:" + filterMap + ",module:" + entityName + ",id:" + id
            + ",moduleNameParent:" + entityNameParent + ",idParent:" + idParent);
    Map retMap = new HashMap();
    SessionContext sessionContext = getSessionContext(sdesc);
    UserTransaction ut = m_nucleusService.getUserTransaction();
    try {//  ww  w  . ja va2 s .  c  o m
        ut.begin();
        retMap = updateObject(sessionContext, dataMap, filterMap, hintsMap, entityName, id, entityNameParent,
                idParent);
        if (retMap.get("constraintViolations") == null) {
            ut.commit();
        } else {
            ut.rollback();
        }
    } catch (Exception e) {
        sessionContext.handleException(ut, e);
    } finally {
        sessionContext.handleFinally(ut);
    }
    return retMap;
}

From source file:org.ms123.common.data.JdoLayerImpl.java

public Map deleteObject(Map dataMap, StoreDesc sdesc, String entityName, String id) {
    info("deleteObject:" + dataMap + ",module:" + entityName);
    debug("deleteObject:" + dataMap + ",module:" + entityName + ",id:" + id);
    Map retMap = new HashMap();
    SessionContext sessionContext = getSessionContext(sdesc);
    UserTransaction ut = m_nucleusService.getUserTransaction();
    try {//from w  w  w.  jav a 2s .co  m
        ut.begin();
        retMap = deleteObject(sessionContext, dataMap, entityName, id);
        ut.commit();
    } catch (Exception e) {
        sessionContext.handleException(ut, e);
    } finally {
        sessionContext.handleFinally(ut);
    }
    return retMap;
}

From source file:org.ms123.common.data.quality.QualityBatch.java

protected synchronized List<Map> doCheckFromDb(String state, String id, boolean dry) throws Exception {
    SessionContext sc = getSessionContext();
    m_permittedFields = sc.getPermittedFields(m_entityName, "write");
    init();/*from www.j av a 2s  . co  m*/
    m_count = 0;
    m_dups = 0;
    UserTransaction ut = m_nucleusService.getUserTransaction();
    List<Map> dupList = new ArrayList();
    try {
        ut.begin();
        Class clazz = sc.getClass(getEntityName());
        Extent e = sc.getPM().getExtent(clazz, true);
        String filter = constructFilter(state, id);
        Query q = sc.getPM().newQuery(e, filter);
        q.setFilter(filter);
        List results = (List) q.execute();
        Iterator iter = results.iterator();
        while (iter.hasNext()) {
            Object cand = iter.next();
            Object refObj = compareToOKList(sc, cand, dry);
            if (refObj != null) {
                dupList.add(getOneResult(refObj, cand));
            }
        }
        ut.commit();
    } catch (Throwable e) {
        sc.handleException(ut, e);
    } finally {
        sc.handleFinally(ut);
    }
    info("dupList:" + m_js.deepSerialize(dupList));
    return dupList;
}

From source file:org.ms123.common.data.quality.QualityBatch.java

protected synchronized List<Map> doCheckFromData(List<Map> candidateData) throws Exception {
    SessionContext sc = getSessionContext();
    m_permittedFields = sc.getPermittedFields(m_entityName, "write");
    init();/*from w w  w  .j  a  v  a  2 s.c  om*/
    m_count = 0;
    UserTransaction ut = m_nucleusService.getUserTransaction();
    List<Map> dupList = new ArrayList();
    try {
        ut.begin();
        Iterator<Map> iter = candidateData.iterator();
        while (iter.hasNext()) {
            Map cand = iter.next();
            setRelatedObjects(sc, cand);
            debug("candidateData:" + cand);
            Object refObj = compareToOKList(sc, cand, true);
            if (refObj != null) {
                dupList.add(getOneResult(refObj, cand));
            }
        }
        ut.commit();
    } catch (Throwable e) {
        sc.handleException(ut, e);
    } finally {
        sc.handleFinally(ut);
    }
    return dupList;
}

From source file:org.ms123.common.data.quality.QualityBatch.java

private void train() {
    UserTransaction ut = m_nucleusService.getUserTransaction();
    SessionContext sc = getSessionContext();
    List corbus = new ArrayList();
    try {//  w  w w  .j a  v  a 2  s. co m
        ut.begin();
        Class clazz = sc.getClass(getEntityName());
        Extent e = sc.getPM().getExtent(clazz, true);
        Query q = sc.getPM().newQuery(e);
        List results = (List) q.execute();
        Iterator iter = results.iterator();
        List<Map> fields = getFields();
        List<Map> fieldsets = getFieldsets();
        int count = 0;
        while (iter.hasNext()) {
            Object obj = iter.next();
            if ((count++ % 1000) == 1) {
                info("train.num:" + count);
            }
            for (Map field : fields) {
                if (field.get(COMPARE) instanceof FuzzyCompare) {
                    FuzzyCompare fc = (FuzzyCompare) field.get(COMPARE);
                    fc.addTrainValue((String) PropertyUtils.getProperty(obj, (String) field.get(NAME)));
                }
            }
            for (Map fieldset : fieldsets) {
                if (!isEmpty(fieldset.get(EXPRESSION))) {
                    for (Map cmpUnit : (List<Map>) fieldset.get(COMPARE_UNITS)) {
                        Compare c = (Compare) cmpUnit.get(COMPARE);
                        if (c instanceof FuzzyCompare) {
                            FuzzyCompare fc = (FuzzyCompare) c;
                            List fs = (List) cmpUnit.get(FIELDS);
                            String value = getFieldsetValue(obj, fs);
                            fc.addTrainValue(value);
                        }
                    }
                } else {
                    FuzzyCompare fc = (FuzzyCompare) fieldset.get(COMPARE);
                    String value = getFieldsetValue(obj, fieldset);
                    fc.addTrainValue(value);
                }
            }
        }
        ut.commit();
    } catch (Throwable e) {
        sc.handleException(ut, e);
    } finally {
        sc.handleFinally(ut);
    }
}