diff options
Diffstat (limited to 'libjava/gnu/gcj/runtime/VMClassLoader.java')
| -rw-r--r-- | libjava/gnu/gcj/runtime/VMClassLoader.java | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/libjava/gnu/gcj/runtime/VMClassLoader.java b/libjava/gnu/gcj/runtime/VMClassLoader.java index fd0c32c..ca0f663 100644 --- a/libjava/gnu/gcj/runtime/VMClassLoader.java +++ b/libjava/gnu/gcj/runtime/VMClassLoader.java @@ -1,4 +1,4 @@ -/* Copyright (C) 1999, 2001, 2002 Free Software Foundation +/* Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation This file is part of libgcj. @@ -12,6 +12,7 @@ package gnu.gcj.runtime; import java.io.*; import java.util.StringTokenizer; +import java.util.HashSet; import java.net.URL; public final class VMClassLoader extends java.net.URLClassLoader @@ -19,6 +20,20 @@ public final class VMClassLoader extends java.net.URLClassLoader private VMClassLoader () { super (init()); + String p + = System.getProperty ("gnu.gcj.runtime.VMClassLoader.library_control", + ""); + if ("never".equals(p)) + lib_control = LIB_NEVER; + 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; } private static URL[] init() @@ -67,6 +82,17 @@ public final class VMClassLoader extends java.net.URLClassLoader protected native Class findClass(String name) throws java.lang.ClassNotFoundException; + // This keeps track of shared libraries we've already tried to load. + private HashSet tried_libraries = new HashSet(); + + // Holds one of the LIB_* constants; used to determine how shared + // library loads are done. + private int lib_control; + // The only VMClassLoader that can exist. - public static VMClassLoader instance = new VMClassLoader (); + public static VMClassLoader instance = new VMClassLoader(); + + private static final int LIB_FULL = 0; + private static final int LIB_CACHE = 1; + private static final int LIB_NEVER = 2; } |