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/*
* Copyright 2014 Red Hat, Inc.
*
* Red Hat licenses this file to you 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.
*/
/** @module vertx-pg-client-js/pg_connection */
var utils = require('vertx-js/util/utils');
var PgClient = require('vertx-pg-client-js/pg_client');
var Tuple = require('vertx-pg-client-js/tuple');
var PgTransaction = require('vertx-pg-client-js/pg_transaction');
var Row = require('vertx-pg-client-js/row');
var PgPreparedQuery = require('vertx-pg-client-js/pg_prepared_query');
var PgResult = require('vertx-pg-client-js/pg_result');
var io = Packages.io;
var JsonObject = io.vertx.core.json.JsonObject;
var JPgConnection = Java.type('com.julienviet.pgclient.PgConnection');
var PgNotification = Java.type('com.julienviet.pgclient.PgNotification');
/**
A connection to Postgres.
@class
*/
var PgConnection = function(j_val) {
var j_pgConnection = j_val;
var that = this;
PgClient.call(this, j_val);
/**
Create a prepared query.
@public
@param sql {string} the sql
@param handler {function} the handler notified with the prepared query asynchronously
@return {PgConnection}
*/
this.prepare = function(sql, handler) {
var __args = arguments;
if (__args.length === 2 && typeof __args[0] === 'string' && typeof __args[1] === 'function') {
j_pgConnection["prepare(java.lang.String,io.vertx.core.Handler)"](sql, function(ar) {
if (ar.succeeded()) {
handler(utils.convReturnVertxGen(PgPreparedQuery, ar.result()), null);
} else {
handler(null, ar.cause());
}
});
return that;
} else throw new TypeError('function invoked with invalid arguments');
};
/**
Set an handler called with connection errors.
@public
@param handler {function} the handler
@return {PgConnection} a reference to this, so the API can be used fluently
*/
this.exceptionHandler = function(handler) {
var __args = arguments;
if (__args.length === 1 && typeof __args[0] === 'function') {
j_pgConnection["exceptionHandler(io.vertx.core.Handler)"](function(jVal) {
handler(utils.convReturnThrowable(jVal));
});
return that;
} else throw new TypeError('function invoked with invalid arguments');
};
/**
Set an handler called when the connection is closed.
@public
@param handler {function} the handler
@return {PgConnection} a reference to this, so the API can be used fluently
*/
this.closeHandler = function(handler) {
var __args = arguments;
if (__args.length === 1 && typeof __args[0] === 'function') {
j_pgConnection["closeHandler(io.vertx.core.Handler)"](handler);
return that;
} else throw new TypeError('function invoked with invalid arguments');
};
/**
Begin a transaction and returns a {@link PgTransaction} for controlling and tracking
this transaction.
When the connection is explicitely closed, any inflight transaction is rollbacked.
@public
@return {PgTransaction} the transaction instance
*/
this.begin = function() {
var __args = arguments;
if (__args.length === 0) {
return utils.convReturnVertxGen(PgTransaction, j_pgConnection["begin()"]());
} else throw new TypeError('function invoked with invalid arguments');
};
/**
Set an handler called when the connection receives notification on a channel.
The handler is called with the PgNotification and has access to the channel name
and the notification payload.
@public
@param handler {function} the handler
@return {PgConnection} the transaction instance
*/
this.notificationHandler = function(handler) {
var __args = arguments;
if (__args.length === 1 && typeof __args[0] === 'function') {
j_pgConnection["notificationHandler(io.vertx.core.Handler)"](function(jVal) {
handler(utils.convReturnDataObject(jVal));
});
return that;
} else throw new TypeError('function invoked with invalid arguments');
};
/**
@public
@return {boolean} whether the connection uses SSL
*/
this.isSSL = function() {
var __args = arguments;
if (__args.length === 0) {
return j_pgConnection["isSSL()"]();
} else throw new TypeError('function invoked with invalid arguments');
};
/**
Close the current connection after all the pending commands have been processed.
@public
*/
this.close = function() {
var __args = arguments;
if (__args.length === 0) {
j_pgConnection["close()"]();
} else throw new TypeError('function invoked with invalid arguments');
};
/**
@public
@param sql {string}
@param arguments {Tuple}
@param handler {function}
@return {PgConnection}
*/
this.preparedQuery = function() {
var __args = arguments;
if (__args.length === 2 && typeof __args[0] === 'string' && typeof __args[1] === 'function') {
j_pgConnection["preparedQuery(java.lang.String,io.vertx.core.Handler)"](__args[0], function(ar) {
if (ar.succeeded()) {
__args[1](utils.convReturnVertxGen(PgResult, ar.result(), Row._jtype), null);
} else {
__args[1](null, ar.cause());
}
});
return that;
} else if (__args.length === 3 && typeof __args[0] === 'string' && typeof __args[1] === 'object' && __args[1]._jdel && typeof __args[2] === 'function') {
j_pgConnection["preparedQuery(java.lang.String,com.julienviet.pgclient.Tuple,io.vertx.core.Handler)"](__args[0], __args[1]._jdel, function(ar) {
if (ar.succeeded()) {
__args[2](utils.convReturnVertxGen(PgResult, ar.result(), Row._jtype), null);
} else {
__args[2](null, ar.cause());
}
});
return that;
} else throw new TypeError('function invoked with invalid arguments');
};
/**
@public
@param sql {string}
@param handler {function}
@return {PgConnection}
*/
this.query = function(sql, handler) {
var __args = arguments;
if (__args.length === 2 && typeof __args[0] === 'string' && typeof __args[1] === 'function') {
j_pgConnection["query(java.lang.String,io.vertx.core.Handler)"](sql, function(ar) {
if (ar.succeeded()) {
handler(utils.convReturnVertxGen(PgResult, ar.result(), Row._jtype), null);
} else {
handler(null, ar.cause());
}
});
return that;
} else throw new TypeError('function invoked with invalid arguments');
};
/**
@public
@param sql {string}
@param batch {Array.}
@param handler {function}
@return {PgConnection}
*/
this.preparedBatch = function(sql, batch, handler) {
var __args = arguments;
if (__args.length === 3 && typeof __args[0] === 'string' && typeof __args[1] === 'object' && __args[1] instanceof Array && typeof __args[2] === 'function') {
j_pgConnection["preparedBatch(java.lang.String,java.util.List,io.vertx.core.Handler)"](sql, utils.convParamListVertxGen(batch), function(ar) {
if (ar.succeeded()) {
handler(utils.convReturnVertxGen(PgResult, ar.result(), Row._jtype), null);
} else {
handler(null, ar.cause());
}
});
return that;
} else throw new TypeError('function invoked with invalid arguments');
};
// A reference to the underlying Java delegate
// NOTE! This is an internal API and must not be used in user code.
// If you rely on this property your code is likely to break if we change it / remove it without warning.
this._jdel = j_pgConnection;
};
PgConnection._jclass = utils.getJavaClass("com.julienviet.pgclient.PgConnection");
PgConnection._jtype = {
accept: function(obj) {
return PgConnection._jclass.isInstance(obj._jdel);
},
wrap: function(jdel) {
var obj = Object.create(PgConnection.prototype, {});
PgConnection.apply(obj, arguments);
return obj;
},
unwrap: function(obj) {
return obj._jdel;
}
};
PgConnection._create = function(jdel) {
var obj = Object.create(PgConnection.prototype, {});
PgConnection.apply(obj, arguments);
return obj;
}
module.exports = PgConnection;
