Ssm calls the configuration file and ssm configuration file

Ssm calls the configuration file and ssm configuration file

1. Add the following configuration to the springmvc. xml file:

<Context: property-placeholder location = "classpath: resources. properties"/>

The configuration file is automatically scanned when the project starts.

2. directly use the following code for calling:

@ Value ("$ {day. overtime}") private String overtime;

It is equivalent to scanning the day. overtime in the file and assigning the result to overtime. The obtained result should be string. I did not study it carefully. Here I will summarize