/*
* Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 2.0, as published by the
* Free Software Foundation.
*
* This program is also distributed with certain software (including but not
* limited to OpenSSL) that is licensed under separate terms, as designated in a
* particular file or component or in included license documentation. The
* authors of MySQL hereby grant you an additional permission to link the
* program and your derivative works with the separately licensed software that
* they have included with MySQL.
*
* Without limiting anything contained in the foregoing, this file, which is
* part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
* version 1.0, a copy of which can be found at
* http://oss.oracle.com/licenses/universal-foss-exception.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0,
* for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package com.mysql.cj;
import java.text.
MessageFormat;
import java.util.
Locale;
import java.util.
MissingResourceException;
import java.util.
ResourceBundle;
/**
* Support for localized messages.
*/
public class
Messages {
private static final
String BUNDLE_NAME = "com.mysql.cj.LocalizedErrorMessages";
private static final
ResourceBundle RESOURCE_BUNDLE;
static {
ResourceBundle temp = null;
//
// Overly-pedantic here, some appserver and JVM combos don't deal well with the no-args version, others don't deal well with the three-arg version, so
// we need to try both :(
//
try {
temp =
ResourceBundle.
getBundle(
BUNDLE_NAME,
Locale.
getDefault(),
Messages.class.
getClassLoader());
} catch (
Throwable t) {
try {
temp =
ResourceBundle.
getBundle(
BUNDLE_NAME);
} catch (
Throwable t2) {
RuntimeException rt = new
RuntimeException("Can't load resource bundle due to underlying exception " +
t.
toString());
rt.
initCause(
t2);
throw
rt;
}
} finally {
RESOURCE_BUNDLE =
temp;
}
}
/**
* Returns the localized message for the given message key
*
* @param key
* the message key
* @return The localized message for the key
*/
public static
String getString(
String key) {
if (
RESOURCE_BUNDLE == null) {
throw new
RuntimeException("Localized messages from resource bundle '" +
BUNDLE_NAME + "' not loaded during initialization of driver.");
}
try {
if (
key == null) {
throw new
IllegalArgumentException("Message key can not be null");
}
String message =
RESOURCE_BUNDLE.
getString(
key);
if (
message == null) {
message = "Missing error message for key '" +
key + "'";
}
return
message;
} catch (
MissingResourceException e) {
return '!' +
key + '!';
}
}
public static
String getString(
String key,
Object[]
args) {
return
MessageFormat.
format(
getString(
key),
args);
}
/**
* Dis-allow construction ...
*/
private
Messages() {
}
}