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Enclose runMain in try-catch #5615

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Merged
merged 2 commits into from
Jan 4, 2019
Merged

Enclose runMain in try-catch #5615

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7478889
Enclose runMain in try-catch
biboudis Dec 15, 2018
b98a1ab
Address comments
biboudis Dec 28, 2018
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32 changes: 20 additions & 12 deletions compiler/test/dotty/tools/vulpix/ChildJVMMain.java
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Original file line number Diff line number Diff line change
Expand Up @@ -13,19 +13,27 @@ public class ChildJVMMain {
static final String MessageEnd = "##THIS IS THE END FOR ME, GOODBYE##";

private static void runMain(String dir) throws Exception {
String jcp = System.getProperty("java.class.path");
String sep = File.pathSeparator;
System.setProperty("java.class.path", jcp == null ? dir : dir + sep + jcp);

ArrayList<URL> cp = new ArrayList<>();
for (String path : dir.split(sep))
cp.add(new File(path).toURI().toURL());

URLClassLoader ucl = new URLClassLoader(cp.toArray(new URL[cp.size()]));
Class<?> cls = ucl.loadClass("Test");
Method meth = cls.getMethod("main", String[].class);
Method meth = null;
Object[] args = new Object[]{ new String[]{ "jvm" } };

try {
String jcp = System.getProperty("java.class.path");
String sep = File.pathSeparator;
System.setProperty("java.class.path", jcp == null ? dir : dir + sep + jcp);

ArrayList<URL> cp = new ArrayList<>();
for (String path : dir.split(sep))
cp.add(new File(path).toURI().toURL());

URLClassLoader ucl = new URLClassLoader(cp.toArray(new URL[cp.size()]));

Class<?> cls = ucl.loadClass("Test");
meth = cls.getMethod("main", String[].class);
}
catch(Throwable e) {
System.out.println(MessageStart);
e.printStackTrace();
throw e;
}
System.out.println(MessageStart);

meth.invoke(null, args);
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