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-rw-r--r--libjava/gnu/gcj/runtime/VMClassLoader.java50
1 files changed, 15 insertions, 35 deletions
diff --git a/libjava/gnu/gcj/runtime/VMClassLoader.java b/libjava/gnu/gcj/runtime/VMClassLoader.java
index 2d46ebcb770..1ded892a06d 100644
--- a/libjava/gnu/gcj/runtime/VMClassLoader.java
+++ b/libjava/gnu/gcj/runtime/VMClassLoader.java
@@ -14,8 +14,12 @@ import java.io.*;
import java.util.StringTokenizer;
import java.util.HashSet;
import java.net.URL;
+import java.net.URLClassLoader;
-public final class VMClassLoader extends java.net.URLClassLoader
+// Despite its name, this class is really the extension loader for
+// libgcj. Class loader bootstrap is a bit tricky, see prims.cc and
+// SystemClassLoader for some details.
+public final class VMClassLoader extends URLClassLoader
{
private VMClassLoader ()
{
@@ -28,44 +32,17 @@ public final class VMClassLoader extends java.net.URLClassLoader
else if ("cache".equals(p))
lib_control = LIB_CACHE;
else if ("full".equals(p))
- {
- // In case we ever want to change the default.
- lib_control = LIB_FULL;
- }
- else
lib_control = LIB_FULL;
+ else
+ lib_control = LIB_CACHE;
}
private void init()
{
- StringTokenizer st
- = new StringTokenizer (System.getProperty ("java.class.path", "."),
- System.getProperty ("path.separator", ":"));
-
- while (st.hasMoreElements ())
- {
- String e = st.nextToken ();
- try
- {
- File path = new File(e);
- // Ignore invalid paths.
- if (!path.exists())
- continue;
- if (!e.endsWith (File.separator) && path.isDirectory ())
- addURL(new URL("file", "", -1, e + File.separator));
- else
- addURL(new URL("file", "", -1, e));
- }
- catch (java.net.MalformedURLException x)
- {
- // This should never happen.
- throw new RuntimeException(x);
- }
- }
-
// Add the contents of the extensions directories.
- st = new StringTokenizer (System.getProperty ("java.ext.dirs"),
- System.getProperty ("path.separator", ":"));
+ StringTokenizer st
+ = new StringTokenizer (System.getProperty ("java.ext.dirs"),
+ File.pathSeparator);
try
{
@@ -91,8 +68,8 @@ public final class VMClassLoader extends java.net.URLClassLoader
}
}
- // Add core:/ to the end of the java.class.path so any resources
- // compiled into this executable may be found.
+ // Add core:/ to the end so any resources compiled into this
+ // executable may be found.
addURL(new URL("core", "", -1, "/"));
}
catch (java.net.MalformedURLException x)
@@ -116,6 +93,7 @@ public final class VMClassLoader extends java.net.URLClassLoader
static void initialize ()
{
instance.init();
+ system_instance.init();
}
// Define a package for something loaded natively.
@@ -148,6 +126,8 @@ public final class VMClassLoader extends java.net.URLClassLoader
// The only VMClassLoader that can exist.
static VMClassLoader instance = new VMClassLoader();
+ // The system class loader.
+ static SystemClassLoader system_instance = new SystemClassLoader(instance);
private static final int LIB_FULL = 0;
private static final int LIB_CACHE = 1;
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