8187443: Forest Consolidation: Move files to unified layout

Reviewed-by: darcy, ihse

src/java.activation/share/classes/javax/activation/SecuritySupport.java

@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2002, 2012, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+package javax.activation;
+
+import java.security.*;
+import java.net.*;
+import java.io.*;
+import java.util.*;
+
+/**
+ * Security related methods that only work on J2SE 1.2 and newer.
+ *
+ * @since 1.6
+ */
+class SecuritySupport {
+
+    private SecuritySupport() {
+        // private constructor, can't create an instance
+    }
+
+    public static ClassLoader getContextClassLoader() {
+        return (ClassLoader)
+                AccessController.doPrivileged(new PrivilegedAction() {
+            public Object run() {
+                ClassLoader cl = null;
+                try {
+                    cl = Thread.currentThread().getContextClassLoader();
+                } catch (SecurityException ex) { }
+                return cl;
+            }
+        });
+    }
+
+    public static InputStream getResourceAsStream(final Class c,
+                                final String name) throws IOException {
+        try {
+            return (InputStream)
+                AccessController.doPrivileged(new PrivilegedExceptionAction() {
+                    public Object run() throws IOException {
+                        return c.getResourceAsStream(name);
+                    }
+                });
+        } catch (PrivilegedActionException e) {
+            throw (IOException)e.getException();
+        }
+    }
+
+    public static URL[] getResources(final ClassLoader cl, final String name) {
+        return (URL[])
+                AccessController.doPrivileged(new PrivilegedAction() {
+            public Object run() {
+                URL[] ret = null;
+                try {
+                    List v = new ArrayList();
+                    Enumeration e = cl.getResources(name);
+                    while (e != null && e.hasMoreElements()) {
+                        URL url = (URL)e.nextElement();
+                        if (url != null)
+                            v.add(url);
+                    }
+                    if (v.size() > 0) {
+                        ret = new URL[v.size()];
+                        ret = (URL[])v.toArray(ret);
+                    }
+                } catch (IOException ioex) {
+                } catch (SecurityException ex) { }
+                return ret;
+            }
+        });
+    }
+
+    public static URL[] getSystemResources(final String name) {
+        return (URL[])
+                AccessController.doPrivileged(new PrivilegedAction() {
+            public Object run() {
+                URL[] ret = null;
+                try {
+                    List v = new ArrayList();
+                    Enumeration e = ClassLoader.getSystemResources(name);
+                    while (e != null && e.hasMoreElements()) {
+                        URL url = (URL)e.nextElement();
+                        if (url != null)
+                            v.add(url);
+                    }
+                    if (v.size() > 0) {
+                        ret = new URL[v.size()];
+                        ret = (URL[])v.toArray(ret);
+                    }
+                } catch (IOException ioex) {
+                } catch (SecurityException ex) { }
+                return ret;
+            }
+        });
+    }
+
+    public static InputStream openStream(final URL url) throws IOException {
+        try {
+            return (InputStream)
+                AccessController.doPrivileged(new PrivilegedExceptionAction() {
+                    public Object run() throws IOException {
+                        return url.openStream();
+                    }
+                });
+        } catch (PrivilegedActionException e) {
+            throw (IOException)e.getException();
+        }
+    }
+}