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使用jstack检测Java应用的死锁(deadlock)状态

We can get the concept of deadlock in wikipedia. The picture below gives a common scenario which leads to deadlock.     In this blog, I will share how to detect deadlock situation using JDK stan ...
javaABAPCloudCDS viewSAP成都研究院 
JerryWang_SAP 评论(0) 有426人浏览 2021-03-25 09:32

SAP数据库表DDLOG的设计原理

Today when I am reading this SAP help, I find out this sentence:     Then I have opened the definition of table DDLOG in the system and found I cannot directly view the content of field NOTEBOOK ...
ABAPSAPSAP云平台SAP Cloud PlatformSAP成都研究院 
JerryWang_SAP 评论(0) 有249人浏览 2021-03-23 09:17

一个占据SAP BSP应用占据存储空间的小工具

Today one of my colleague asks me whether there is some tool which can allow us to get a draft estimation on the size of a BSP application. As far as I know there is no such tool, so I write one by my ...
bspSAPSAP云平台SAP Cloud PlatformABAP 
JerryWang_SAP 评论(0) 有252人浏览 2021-03-21 11:54

SAP CRM错误消息 Specify at least one number for the business partner

SAP CRM错误消息 Specify at least one number for the business partner Issue description When I try to edit Distribution Chain for a given product by clicking edit icon:     This is the data I input ...
CRMSAP云平台SAPSAP Cloud PlatformABAP 
JerryWang_SAP 评论(0) 有232人浏览 2021-03-15 10:06

使用事物码SAT检测SAP CRM中间件的传输性能

(1) Create service master in ERP using tcode AC01:     Once saved, the service master header data will be saved to table below:     (2) Create a download request in CRM via tcode R3AR2 with ...
SAPSAP云平台SAP Cloud PlatformCRMABAP 
JerryWang_SAP 评论(0) 有217人浏览 2021-03-13 08:55

SAP WebClient UI component context node class单元测试方法

Prerequisite for reading this blog: you should be familiar with how to work with ABAP unit test framework. Requirement is to write unit test for this method below:     In this blog, I copy the st ...
SAPC4CCloudCDS viewABAP 
JerryWang_SAP 评论(0) 有229人浏览 2021-03-12 09:58

如何使用ABAP代码创建SAP Product Category

In ERP we can create new material type by copying from existing one using tcode OMS2:     This new type could be downloaded into CRM system via customizing download. A product category with prefi ...
SAPSAP云平台SAP Cloud PlatformCloudABAP 
JerryWang_SAP 评论(0) 有349人浏览 2021-03-12 09:57

SAP系统里的胖接口Fat interface

Recently I am planning an internal training regarding Software engineering concept to my colleagues and one topic is “Interface Segregation”. The following guideline is quoted from OODesign: “When we ...
ABAPC4CCloudCDS viewSAP成都研究院 
JerryWang_SAP 评论(0) 有281人浏览 2021-03-11 11:04

如何找到ABAP里被动态调用的update function module

In this SCN discussion, Find a Function Module in Update Task dynamically called, a question is asked. For example, if the update function module CRM_PRODUCT_I_UPDATE_DU is called statically as: CALL ...
sapABAPSAP云平台SAP Cloud PlatformCloud 
JerryWang_SAP 评论(0) 有249人浏览 2021-03-09 09:18

无法添加某个relationship给SAP CRM Product category的一个可能原因

For example, I would like to test relationship type STRSET and then I plan to add it to product category 00001.     However, in available drop down list, I could not see relationship type STRSET. ...
SAPC4CCloudCDS viewABAP 
JerryWang_SAP 评论(0) 有304人浏览 2021-03-08 10:01

SAP 数据库表CRMD_ORDERADM_I字段OBJECT_TYPE的计算逻辑

In order to resolve one issue I need to figure out the logic how field OBJECT_TYPE is populated in table CRMD_ORDERADM_I. For example, I have the following opportunity line item: In table this fie ...
CRMSAPSAP云平台SAP Cloud PlatformABAP 
JerryWang_SAP 评论(0) 有191人浏览 2021-03-08 10:00

SAP CRM 中间件Request download里，遇到/SAPPSPRO/S_MAT_ENHANC_COMM 错误的解决办法

SAP CRM 中间件Request download里，遇到/SAPPSPRO/S_MAT_ENHANC_COMM 错误的解决办法 When I perform product request download, I found that the bapistructures sent from ERP only contains one entry with tabname = /SAPPS ...
SAPSAP云平台CRMSAP Cloud PlatformABAP 
JerryWang_SAP 评论(0) 有263人浏览 2021-03-07 09:18

两种使用代码获得SAP CRM product sales status的办法

Requirement: I would like to get Product sales status id via ABAP code. The test product id: 1467     In TJ02T, we know the status id is: I1050     Approach1: use function module CRM_STATUS_ ...
SAPSAP云平台SAP Cloud PlatformSAP成都研究院ABAP 
JerryWang_SAP 评论(0) 有262人浏览 2021-03-05 10:10

SAP ABAP字符和字符串变量隐式转换的一些规则

One new colleague in my team asked me that some code does not work as he expected. The confuse could be summarized into following source code: DATA: lv_i TYPE int4 VALUE 1, lv_s TYPE strin ...
SAPSAP云平台SAP Cloud PlatformABAPCloud 
JerryWang_SAP 评论(0) 有236人浏览 2021-03-05 10:09

SAP CRM Opportunity行项目Alternative ID的填充逻辑

Requirement When you maintain Opportunity line item and try to maintain a product, you can enter the alternative ID of a given product instead of the product ID. It is expected that the corresponding ...
SAPCloudCDS viewCloudFoundryABAP 
JerryWang_SAP 评论(0) 有214人浏览 2021-03-03 10:45

SAP CRM Application Extension Tool(AET)扩展字段的渲染原理

Recently I am doing an S4 project and I have to figure out how extension fields created by S4 extension tool is rendered in Fiori UI. It turns out that when end users add extension field in S4 Fiori U ...
SAPCloudCDS viewCloudFoundryABAP 
JerryWang_SAP 评论(0) 有233人浏览 2021-02-26 09:28

使用SAP XIF Adapter发送IDoc数据

In this blog, I will use File as external receiver. Scenario overview I make some changes on business partner / product master data in CRM. The data in the mBDoc will be converted in XIF adapter in ...
SAPSAP云平台SAP Cloud PlatformCRMABAP 
JerryWang_SAP 评论(0) 有234人浏览 2021-02-26 09:27

如何避免SAP订单保存后生成的中间件CSA inbound queue

By default after a service order is saved, there is a distribution lock set, which prevents you from editing this order in status transferring. Click edit button you will meet with error message below ...
sapSAP云平台SAP Cloud PlatformSAP成都研究院ABAP 
JerryWang_SAP 评论(0) 有264人浏览 2021-02-20 11:50

如何监听SAP CRM BOR事件

In tcode SWO1 we can find for example business object BUS1178 has defined several events.     When you create a new product and save it from WebClient UI, this BOR type will be raised in the foll ...
ABAPSAPSAP云平台SAP Cloud PlatformSAP成都研究院 
JerryWang_SAP 评论(0) 有324人浏览 2021-02-19 10:30

SAP ABAP CGLIB(Code Generation Library)的模拟实现

What is CGLIB? A Byte Code Generation Library which is high level API to generate and transform Java byte code. It is used in various scenarios such as AOP, testing, data access frameworks to generat ...
ABAPSAPSAP云平台SAP Cloud PlatformCloud 
JerryWang_SAP 评论(0) 有240人浏览 2021-02-19 10:29

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