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Imagecontroller.java, Imagedatabase.java, Imagecontroller.java imagedatabase.java – HP Integrity NonStop H-Series User Manual

Page 164

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#jdbc.url=jdbc:sqlmx://
#jdbc.username=
#jdbc.password=

#-------------------------------------------------------------------------------
# SQL/MX Settings for JDBC Type 4 Driver
#jdbc.driverClassName=com.tandem.t4jdbc.SQLMXDriver
#jdbc.url=jdbc:t4sqlmx://:
#jdbc.username=
#jdbc.password=

#For JDBC Type 4 Driver:
# - This is the IP address of your NonStop system
# - This is the Port Number of JDBC Data Source
# - This is the HP NonStop system UserName
# - This is the HP NonStop system Password

ImageController.java

(\samples\imagedb\src\org\springframework\samples\ imagedb\
web\ImageController.java)

:

This is the

MultiActionController

controller class that contains the

RequestMapping

for

the request for Insertion, Retrieval, and Deletion. BLOB is not directly supported by the SQL/MX
database; it is handled by the BLOB/CLOB handler classes in the SQL/MX driver

JAR

file. This

class is modified to use the BLOB.

Changes to the

ImageController.java

file

Before the change:

@RequestMapping("/imageUpload")
public String processImageUpload(@RequestParam("name") String name,
@RequestParam("description")
String description,@RequestParam("image") MultipartFile image)
throws IOException
{
this.imageDatabase.storeImage(name, image.getInputStream(),
(int) image.getSize(), description);
return "redirect:imageList";
}

After the change:

@RequestMapping("/imageUpload")
public String processImageUpload(@RequestParam("name") String name,
@RequestParam("description")
String description,@RequestParam("image") MultipartFile image)
throws IOException
{
this.imageDatabase.storeImage(name, image.getBytes(),
description);
return "redirect:imageList";
}

ImageDatabase.java

(\samples\imagedb\src\org\springframework\samples\imagedb
\web\ImageDatabase.java)

:

This is the central business Java interface of ImageDB. It contains method signatures that are
used by ImageDB. BLOB is not directly supported by the SQL/MX database; it is handled by the
BLOB/CLOB handler classes in the SQL/MX driver JAR file. This class is modified to use BLOB.

Changes to the

ImageDatabase.java

file

Before the change:

164

Customizing Sample Applications

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