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package SQLite;
/**
* Context for execution of SQLite's user defined functions.
* A reference to an instance of this class is passed to
* user defined functions.
*/
public class FunctionContext {
/**
* Internal handle for the native SQLite API.
*/
private long handle = 0;
/**
* Set function result from string.
*
* @param r result string
*/
public native void set_result(String r);
/**
* Set function result from integer.
*
* @param r result integer
*/
public native void set_result(int r);
/**
* Set function result from double.
*
* @param r result double
*/
public native void set_result(double r);
/**
* Set function result from error message.
*
* @param r result string (error message)
*/
public native void set_error(String r);
/**
* Set function result from byte array.
* Only provided by SQLite3 databases.
*
* @param r result byte array
*/
public native void set_result(byte[] r);
/**
* Set function result as empty blob given size.
* Only provided by SQLite3 databases.
*
* @param n size for empty blob
*/
public native void set_result_zeroblob(int n);
/**
* Retrieve number of rows for aggregate function.
*/
public native int count();
/**
* Internal native initializer.
*/
private static native void internal_init();
static {
internal_init();
}
}
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