android.database.sqlite.SQLiteCustomFunction Maven / Gradle / Ivy
/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
** Modified to support SQLite extensions by the SQLite developers:
** [email protected].
*/
package android.database.sqlite;
/**
* Describes a custom SQL function.
*
* @hide
*/
public final class SQLiteCustomFunction {
public final String name;
public final int numArgs;
public final SQLiteDatabase.CustomFunction callback;
/**
* Create custom function.
*
* @param name The name of the sqlite3 function.
* @param numArgs The number of arguments for the function, or -1 to
* support any number of arguments.
* @param callback The callback to invoke when the function is executed.
*/
public SQLiteCustomFunction(String name, int numArgs,
SQLiteDatabase.CustomFunction callback) {
if (name == null) {
throw new IllegalArgumentException("name must not be null.");
}
this.name = name;
this.numArgs = numArgs;
this.callback = callback;
}
// Called from native.
@SuppressWarnings("unused")
private void dispatchCallback(String[] args) {
callback.callback(args);
}
}