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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 can use 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...
BankHolidayDeleteAll (Function)
Clears the list of all public holidays.
FinLinearRedemption (Function)
Calculates the value of linear amortization of a product over a specific period of time.
FinInterestRate (Function)
Calculates the interest rate for a loan over a specific period of time with fixed payments.
HSave (Function)
Modifies the current record if it exists, otherwise adds a new record.
TimestampType (Property)
The TimestampType property is used to: Find out the type of timestamp for an item. This item was defined in the data model editor or through programming. Define the type of timestamp for a Date, Time or DateTime item (when describing the item through programming)....
HFree (Function)
Transforms the crossed records (HCross) into deleted records.
CalculatedItemExpression (Property)
The CalculatedItemExpression property is used to: Find out the SQL expression that defines the value of a calculated item. This item was defined in the data model editor or through programming. Define the SQL expression returning the value of a calculated item (when describing the item through programming)....
HTransactionEnd (Function)
Validates the current transaction: the modifications performed on the data file since the start of transaction (HTransactionStart) are validated. the transaction file is deleted (if the transaction is the last transaction in progress for a network application) the records locked in read-only by the transaction are unlocked....
HSetMemo (Function)
Used to modify the management mode of memo items.
Contains (Function)
Allows you to check if a substring is within a string.
AdditionCompleted (Property)
The AdditionCompleted property determines if an element was added to a queue, list or stack, or if the operation is in progress.
HDeleteAll (Function)
Deletes all records from a data file, an HFSQL view or a query.
Enqueue (Function)
Adds an element to the queue.
fSep (Function)
Returns the separator of directory according to the current platform ('\' or '/')....
zipExist (Function)
Used to find out whether an archive exists.
CharactTypeCount (Function)
Returns the number of characters matching a given type.
Push (Function)
Pushes an element onto the stack.
MultitaskRedraw (Function)
Immediately redraws the window controls that will be graphically refreshed.
Count (Function)
Returns the number of occurrences of a control in a window, in a page or in a group of controls.
dbgEnableAssert (Function)
Enables or disables the assertive programming.
HSetPosition (Function)
Sets the position on a record, based on the approximate position of one of its items.
HSetTransaction (Function)
Enables or disables the management of transactions for one or more files.
LooperDeleteSelect (Function)
Deletes the selected rows from a Looper control.
dbgCheckFalse (Function)
Checks whether an expression is false in assertive programming and in automated test mode.
HInfoBackup (Function)
Returns information about one or more backups performed on an HFSQL Client/Server server....