/*
* Copyright ( c ) 2018 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code 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 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.util.List;
/*
* @ test
* @ modules java . management
* @ summary verify that overriddes on the command line affect * . display and * . format properties
* @ run main / othervm
* LocaleCmdOverrides
* @ run main / othervm - Duser . language = XX
* - Duser . country = X1
* - Duser . script = X2
* - Duser . variant = X3
* LocaleCmdOverrides
* @ run main / othervm - Duser . language = XX - Duser . language . display = YY
* - Duser . country = X1 - Duser . country . display = Y1
* - Duser . script = X2 - Duser . script . display = Y2
* - Duser . variant = X3 - Duser . variant . display = Y3
* LocaleCmdOverrides
* @ run main / othervm - Duser . language = XX - Duser . language . display = YY - Duser . language . format = ZZ
* - Duser . country = X1 - Duser . country . display = Y1 - Duser . country . format = Z1
* - Duser . script = X2 - Duser . script . display = Y2 - Duser . script . format = Z2
* - Duser . variant = X3 - Duser . variant . display = Y3 - Duser . variant . format = Z3
* LocaleCmdOverrides
* @ run main / othervm - Duser . language = XX - Duser . language . format = ZZ
* - Duser . country = X1 - Duser . country . format = Z1
* - Duser . script = X2 - Duser . script . format = Z2
* - Duser . variant = X3 - Duser . variant . format = Z3
* LocaleCmdOverrides
* @ run main / othervm - Duser . language = XX - Duser . language . display = XX
* - Duser . country = X1 - Duser . country . display = X1
* - Duser . script = X2 - Duser . script . display = X2
* - Duser . variant = X3 - Duser . variant . display = X3
* LocaleCmdOverrides
* @ run main / othervm - Duser . language = XX - Duser . language . display = XX - Duser . language . format = XX
* - Duser . country = X1 - Duser . country . display = X1 - Duser . country . format = X1
* - Duser . script = X2 - Duser . script . display = X2 - Duser . script . format = X2
* - Duser . variant = X3 - Duser . variant . display = X3 - Duser . variant . format = X3
* LocaleCmdOverrides
* @ run main / othervm - Duser . language = XX - Duser . language . format = X1
* - Duser . country . format = X1
* - Duser . script . format = X2
* - Duser . variant . format = X3
* LocaleCmdOverrides
*/
public class LocaleCmdOverrides {
// Language, country, script, variant
public static void main(String[] args) {
Map<String, String> props = commandLineDefines();
System.out.printf("props: %s%n" , props);
test("user.language" , props);
test("user.country" , props);
test("user.script" , props);
test("user.variant" , props);
}
/*
* Check each of the properties for a given basename .
*/
static void test(String baseName, Map<String, String> args) {
validateArg(baseName,"" , args);
validateArg(baseName,".display" , args);
validateArg(baseName,".format" , args);
}
// If an argument is -D defined, the corresponding property must be equal
static void validateArg(String name, String ext, Map<String, String> args) {
String extName = name.concat(ext);
String arg = args.get(extName);
String prop = System.getProperty(extName);
if (arg == null && prop == null ) {
System.out.printf("No values for %s%n" , extName);
} else {
System.out.printf("validateArg %s: arg: %s, prop: %s%n" , extName, arg, prop);
}
if (arg != null ) {
if (!Objects.equals(arg, prop)) {
throw new RuntimeException(extName + ": -D value should match property: "
+ arg + " != " + prop);
}
} else if (prop != null ) {
// no command line arg for extName and some value for prop
// Check that if a property is not overridden then it is not equal to the base
if (ext != null && !ext.isEmpty()) {
String value = System.getProperty(name);
if (Objects.equals(value, prop)) {
throw new RuntimeException(extName + " property should not be equals to "
+ name + " property: " + prop);
}
}
}
}
/**
* Extract the - D arguments from the command line and return a map of key , value .
* @ return a map of key , values defined by - D on the command line .
*/
static HashMap<String, String> commandLineDefines() {
HashMap<String, String> props = new HashMap<>();
RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean();
List<String> args = runtime.getInputArguments();
System.out.printf("args: %s%n" , args);
for (String arg : args) {
if (arg.startsWith("-Duser." )) {
String[] kv = arg.substring(2 ).split("=" );
switch (kv.length) {
case 1 :
props.put(kv[0 ], "" );
break ;
case 2 :
props.put(kv[0 ], kv[1 ]);
break ;
default :
throw new IllegalArgumentException("Illegal property syntax: " + arg);
}
}
}
return props;
}
}
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