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Version: 2025

Manipulating a database from a Java application
You can start developing your application as soon as the WINDEV project is defined as being a Java project...
Java application and WINDEV
A Java application is an application entirely compiled in Java...
Managing databases in WINDEV Java applications
This document presents the different access modes to databases from a WINDEV Java application...
Properties available in Java
WINDEV allows you to generate a Java application without even knowing the Java language...
Using Java code
You have the ability to enter Java code:
  • in Java applications generated with WINDEV.
  • in Android applications generated with WINDEV Mobile.
This allows you to create global procedures in Java.
Testing a Java project and compiling it
When your Java application is developed, you can run the test of the Java project and compile it before creating the archive...
Creating a Java project
WINDEV allows you to generate a Java application without even knowing the Java language...
Available features and specific features of Java
WINDEV allows you to generate a Java application without even knowing the Java language...
fAddBuffer (Function)
Adds the content of a buffer at the end of a file.
H.TemporaryDirectory (Variable)
Allows you to force the directory used to store the temporary files when reindexing the HFSQL data files.
fClose (Function)
Closes an external file.
fFind (Function)
Finds a character string or a buffer in a file opened by fOpen.
XMLFindNamespaceByURI (Function)
Finds an XML namespace from its URI (Universal Resource Identifier) in a node and in the parents of this node.
HCS.Timeout (Variable)
The HCS.Timeout variable is used to modify the connection timeout: for the connections established by HOpenConnection. for the automatic connection openings....
LanguageToCharset (Function)
Returns the character set corresponding to a language.
HCancelBackup (Function)
Cancels a current backup.
HInfoViewRights (Function)
Allows you to find out the rights granted to a user or to a group on an SQL view or on a materialized view.
HInfoAnalysis (Function)
Returns information about an analysis (WDD file).
UTF8ToString (Function)
Converts a UTF-8 string to ANSI or UNICODE.
StringToTime (Function)
Converts a time in character string format to a time in HHMMSSCC format that can be used by a Time variable].
HDeleteUser (Function)
Deletes a user associated with a connection to the HFSQL server.
Uncompress (Function)
Decompresses a memory block (buffer) that was compressed by Compress.
HModifyFileRights (Function)
Modifies the rights granted to a user or group on an HFSQL Client/Server data file....
HDeleteSet (Function)
Deletes a set of stored procedures from an HFSQL server.
BankHolidayList (Function)
Returns the list of the public holidays defined by BankHolidayAdd.
HResetGroup (Function)
Initializes the structure for group management (HGroup) with the default values.
DateTimeToEpoch (Function)
Converts a local datetime to Epoch format (number of time units since 01/01/1970 at 00h00 UTC)....
XMLFindNamespaceByName (Function)
Finds an XML namespace according to its XML node and in the parents of the node.
HInfoLock (Function)
Returns information about the lock set on a data file, on one or all the records in a data file.
dLoadImage (Function)
Loads an image in an Image variable from a memo, a file or a binary buffer.
HTransactionIsolation (Function)
Configures the isolation mode of transactions for a connection to an HFSQL server.
CurrentColumn (Function)
Returns: the index of the current indexed column in a Table control (based on a data file or populated programmatically). the number of the column currently in edit mode in the specified Table control (based on a data file or populated programmatically)....
HInfoDatabaseProperty (Function)
Used to find out the properties of a database on an HFSQL server.
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