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/*
* Copyright (c) 2017, 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.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.reflect.InvocationTargetException;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
/**
* Replaces all {@code ${<X>}} with value of corresponding property({@code X}),
* resulting string is handled similarly to {@code @run main} in jtreg.
* In other words, {@code main} of first token will be executed with the rest
* tokens as arguments.
*
* If one of properties can't be resolved, {@link Error} will be thrown.
*/
public class PropertyResolvingWrapper {
private static final Properties properties;
static {
Properties p = System.getProperties();
String name = p.getProperty("os.name");
String arch = p.getProperty("os.arch");
String family;
String simple_arch;
// copy from jtreg/src/share/classes/com/sun/javatest/regtest/config/OS.java
if (name.startsWith("AIX"))
family = "aix";
else if (name.startsWith("Linux"))
family = "linux";
else if (name.startsWith("Mac") || name.startsWith("Darwin"))
family = "mac";
else if (name.startsWith("OS400") || name.startsWith("OS/400") )
family = "os400";
else if (name.startsWith("SunOS") || name.startsWith("Solaris"))
family = "solaris";
else if (name.startsWith("Windows"))
family = "windows";
else
family = name.replaceFirst("^([^ ]+).*", "$1"); // use first word of name
if (arch.contains("64")
&& !arch.equals("ia64")
&& !arch.equals("ppc64")
&& !arch.equals("ppc64le")
&& !arch.equals("zArch_64")
&& !arch.equals("aarch64"))
simple_arch = "x64";
else if (arch.contains("86"))
simple_arch = "i586";
else if (arch.equals("ppc") || arch.equals("powerpc"))
simple_arch = "ppc";
else if (arch.equals("s390x") || arch.equals("zArch_64"))
simple_arch = "s390x";
else
simple_arch = arch;
p.setProperty("os.family", family);
p.setProperty("os.simpleArch", simple_arch);
properties = p;
}
public static void main(String[] args) throws Throwable {
List<String> command = new ArrayList<>(args.length);
for (int i = 0; i < args.length; ++i) {
StringBuilder arg = new StringBuilder(args[i]);
while (i < args.length - 1
&& (arg.chars()
.filter(c -> c == '"')
.count() % 2) != 0) {
arg.append(" ")
.append(args[++i]);
}
command.add(eval(arg.toString()));
}
System.out.println("run " + command);
try {
Class.forName(command.remove(0))
.getMethod("main", String[].class)
.invoke(null, new Object[]{command.toArray(new String[0])});
} catch (InvocationTargetException e) {
Throwable t = e.getCause();
t = t != null ? t : e;
throw t;
}
}
private static String eval(String string) {
int index;
int current = 0;
StringBuilder result = new StringBuilder();
while (current < string.length() && (index = string.indexOf("${", current)) >= 0) {
result.append(string.substring(current, index));
int endName = string.indexOf('}', index);
current = endName + 1;
String name = string.substring(index + 2, endName);
String value = properties.getProperty(name);
if (value == null) {
throw new Error("can't find property " + name);
}
result.append(value);
}
if (current < string.length()) {
result.append(string.substring(current));
}
int length = result.length();
if (length > 1 && result.charAt(0) == '"' && result.charAt(length - 1) == '"') {
result.deleteCharAt(length - 1);
result.deleteCharAt(0);
}
return result.toString();
}
}
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