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Do a permission check before getting a Java system property.

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git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@1909 b35dd754-fafc-0310-a699-88a17e54d16e
This commit is contained in:
Matt Tucker 2003-04-29 05:32:34 +00:00 committed by mtucker
parent 6b05d369de
commit dcf5d1ea72
1 changed files with 14 additions and 2 deletions
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16
source/org/jivesoftware/smack/XMPPConnection.java
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@ -59,6 +59,8 @@ import javax.swing.*;
import java.net.*; import java.net.*;
import java.io.*; import java.io.*;
import java.awt.*; import java.awt.*;
import java.security.*;
import java.util.PropertyPermission;
/** /**
* Creates a connection to a XMPP server. A simple use of this API might * Creates a connection to a XMPP server. A simple use of this API might
@ -77,7 +79,7 @@ import java.awt.*;
*/ */
public class XMPPConnection { public class XMPPConnection {
private static final String NEWLINE = System.getProperty("line.separator"); private static final String NEWLINE = "\n";
/** /**
* Value that indicates whether debugging is enabled. When enabled, a debug * Value that indicates whether debugging is enabled. When enabled, a debug
@ -92,7 +94,17 @@ public class XMPPConnection {
* property <tt>smack.debugEnabled</tt> to true. The system property can be set on the * property <tt>smack.debugEnabled</tt> to true. The system property can be set on the
* command line such as "java SomeApp -Dsmack.debugEnabled=true". * command line such as "java SomeApp -Dsmack.debugEnabled=true".
*/ */
public static boolean DEBUG_ENABLED = Boolean.getBoolean("smack.debugEnabled"); public static boolean DEBUG_ENABLED = false;
static {
try {
// See if we're allowed to access the debug flag system property. This will
// not be allowed on applets, so we need to do a special check.
AccessController.checkPermission(new PropertyPermission("smack.debugEnabled", "read"));
// Passed permission check, so must be allowed. Get the value of the flag.
DEBUG_ENABLED = Boolean.getBoolean("smack.debugEnabled");
}
catch (AccessControlException ace) { }
}
private JFrame debugFrame = null; private JFrame debugFrame = null;
protected String host; protected String host;