dataservices.java

Sequoia ERP是一个真正的企业级开源ERP解决方案。它提供的模块包括：电子商务应用(e-commerce), POS系统(point of sales),知识管理,存货与仓库管理

            if (UtilValidate.isNotEmpty(textData)) {
                try {
                    FileWriter out = new FileWriter(file);
                    out.write(textData);
                    out.close();
                } catch (IOException e) {
                    Debug.logWarning(e, module);
                    return ServiceUtil.returnError("Unable to write character data to: " + file.getAbsolutePath());
                }
            } else if (binData != null) {
                try {
                    RandomAccessFile out = new RandomAccessFile(file, "rw");
                    out.write(binData.getBytes());
                    out.close();
                } catch (FileNotFoundException e) {
                    Debug.logError(e, module);
                    return ServiceUtil.returnError("Unable to open file for writing: " + file.getAbsolutePath());
                } catch (IOException e) {
                    Debug.logError(e, module);
                    return ServiceUtil.returnError("Unable to write binary data to: " + file.getAbsolutePath());
                }
            } else {
                return ServiceUtil.returnError("No file content passed for: " + file.getAbsolutePath());
            }

            Map result = ServiceUtil.returnSuccess();
            return result;
    }

    /**
     * A top-level service for updating a DataResource and ElectronicText together.
     */
    public static Map updateDataResourceAndText(DispatchContext dctx, Map context) {
        GenericDelegator delegator = dctx.getDelegator();
        LocalDispatcher dispatcher = dctx.getDispatcher();
  		Map thisResult = updateDataResourceMethod(dctx, context);
  		if (thisResult.get(ModelService.RESPONSE_MESSAGE) != null) {
      		return ServiceUtil.returnError((String) thisResult.get(ModelService.ERROR_MESSAGE));
  		}
        String dataResourceTypeId = (String) context.get("dataResourceTypeId");
        if (dataResourceTypeId != null && dataResourceTypeId.equals("ELECTRONIC_TEXT")) {
      		thisResult = updateElectronicText(dctx, context);
      		if (thisResult.get(ModelService.RESPONSE_MESSAGE) != null) {
          		return ServiceUtil.returnError((String) thisResult.get(ModelService.ERROR_MESSAGE));
      		}
  		}
    	return ServiceUtil.returnSuccess();
	}



    /**
     * A service wrapper for the updateDataResourceMethod method. Forces permissions to be checked.
     */
    public static Map updateDataResource(DispatchContext dctx, Map context) {
        //context.put("skipPermissionCheck", null);
        Map result = updateDataResourceMethod(dctx, context);
        return result;
    }

    public static Map updateDataResourceMethod(DispatchContext dctx, Map context) {

        Map result = new HashMap();
        GenericDelegator delegator = dctx.getDelegator();
        LocalDispatcher dispatcher = dctx.getDispatcher();
        GenericValue dataResource = null;
        //Locale locale = (Locale) context.get("locale");
            GenericValue userLogin = (GenericValue) context.get("userLogin");
            String userLoginId = (String) userLogin.get("userLoginId");
            String lastModifiedByUserLogin = userLoginId;
            Timestamp lastModifiedDate = UtilDateTime.nowTimestamp();

            // If textData exists, then create DataResource and return dataResourceId
            String dataResourceId = (String) context.get("dataResourceId");
            try {
                dataResource = delegator.findByPrimaryKey("DataResource", UtilMisc.toMap("dataResourceId", dataResourceId));
            } catch (GenericEntityException e) {
                Debug.logWarning(e, module);
                return ServiceUtil.returnError("dataResource.update.read_failure" + e.getMessage());
            }

            dataResource.setNonPKFields(context);
            dataResource.put("lastModifiedByUserLogin", lastModifiedByUserLogin);
            dataResource.put("lastModifiedDate", lastModifiedDate);

            try {
                dataResource.store();
            } catch (GenericEntityException e) {
                Debug.logError(e, module);
                return ServiceUtil.returnError(e.getMessage());
            }
        
        result.put("dataResource", dataResource);
        return result;
    }

    /**
     * A service wrapper for the updateElectronicTextMethod method. Forces permissions to be checked.
     */
    public static Map updateElectronicText(DispatchContext dctx, Map context) {
        Map result = updateElectronicTextMethod(dctx, context);
        return result;
    }

    /**
     * Because sometimes a DataResource will exist, but no ElectronicText has been created,
     * this method will create an ElectronicText if it does not exist.
     * @param dctx
     * @param context
     * @return
     */
    public static Map updateElectronicTextMethod(DispatchContext dctx, Map context) {
        HashMap result = new HashMap();
        GenericDelegator delegator = dctx.getDelegator();
        LocalDispatcher dispatcher = dctx.getDispatcher();
        GenericValue electronicText = null;
        //Locale locale = (Locale) context.get("locale");
        String dataResourceId = (String) context.get("dataResourceId");
        result.put("dataResourceId",dataResourceId);
        String contentId = (String) context.get("contentId");
        result.put("contentId",contentId);
            if (UtilValidate.isEmpty(dataResourceId)) {
                    String errMsg = "dataResourceId is null.";
                    Debug.logError(errMsg, module);
                    return ServiceUtil.returnError(errMsg);
                
            }
            String textData = (String) context.get("textData");
            if (Debug.infoOn()) Debug.logInfo("in updateElectronicText, textData:" + textData, module);
                try {
                    electronicText = delegator.findByPrimaryKey("ElectronicText", UtilMisc.toMap("dataResourceId", dataResourceId));
                    if (electronicText != null) {
                    	electronicText.put("textData", textData);
                    	electronicText.store();
                    } else {
                    		electronicText = delegator.makeValue("ElectronicText", null);
                    		electronicText.put("dataResourceId", dataResourceId);
                    		electronicText.put("textData", textData);
                    		electronicText.create();
                    }
                } catch (GenericEntityException e) {
                    Debug.logWarning(e, module);
                    return ServiceUtil.returnError("electronicText.update.read_failure" + e.getMessage());
                }

        return result;
    }

    /**
     * A service wrapper for the updateFileMethod method. Forces permissions to be checked.
     */
    public static Map updateFile(DispatchContext dctx, Map context) {
        Map result = null;
        try {
            result = updateFileMethod(dctx, context);
        } catch (GenericServiceException e) {
            return ServiceUtil.returnError(e.getMessage());
        }
        return result;
    }

    public static Map updateFileMethod(DispatchContext dctx, Map context) throws GenericServiceException {
        HashMap result = new HashMap();
        GenericDelegator delegator = dctx.getDelegator();
        LocalDispatcher dispatcher = dctx.getDispatcher();
        //GenericValue fileText = null;
        //Locale locale = (Locale) context.get("locale");
            //String dataResourceId = (String) dataResource.get("dataResourceId");
            String dataResourceTypeId = (String) context.get("dataResourceTypeId");
            String objectInfo = (String) context.get("objectInfo");
            String textData = (String) context.get("textData");
            ByteWrapper binData = (ByteWrapper) context.get("binData");
            String prefix = "";
            File file = null;
            String fileName = "";
            String sep = "";
            try {
                if (UtilValidate.isEmpty(dataResourceTypeId) || dataResourceTypeId.equals("LOCAL_FILE")) {
                    fileName = prefix + sep + objectInfo;
                    file = new File(fileName);
                    if (file == null) {
                        throw new GenericServiceException("File: " + fileName + " is null.");
                    }
                    if (!file.isAbsolute()) {
                        throw new GenericServiceException("File: " + fileName + " is not absolute.");
                    }
                } else if (dataResourceTypeId.equals("OFBIZ_FILE")) {
                    prefix = System.getProperty("ofbiz.home");
                    if (objectInfo.indexOf("/") != 0 && prefix.lastIndexOf("/") != (prefix.length() - 1)) {
                        sep = "/";
                    }
                    file = new File(prefix + sep + objectInfo);
                } else if (dataResourceTypeId.equals("CONTEXT_FILE")) {
                    prefix = (String) context.get("rootDir");
                    if (objectInfo.indexOf("/") != 0 && prefix.lastIndexOf("/") != (prefix.length() - 1)) {
                        sep = "/";
                    }
                    file = new File(prefix + sep + objectInfo);
                }
                if (file == null) {
                    throw new IOException("File: " + file + " is null");
                }
            
            // write the data to the file
            if (UtilValidate.isNotEmpty(textData)) {
                try {
                    FileWriter out = new FileWriter(file);
                    out.write(textData);
                    out.close();
                } catch (IOException e) {
                    Debug.logWarning(e, module);
                    return ServiceUtil.returnError("Unable to write character data to: " + file.getAbsolutePath());
                }
            } else if (binData != null) {
                try {
                    RandomAccessFile out = new RandomAccessFile(file, "rw");
                    out.write(binData.getBytes());
                    out.close();
                } catch (FileNotFoundException e) {
                    Debug.logError(e, module);
                    return ServiceUtil.returnError("Unable to open file for writing: " + file.getAbsolutePath());
                } catch (IOException e) {
                    Debug.logError(e, module);
                    return ServiceUtil.returnError("Unable to write binary data to: " + file.getAbsolutePath());