1 files changed, 112 insertions, 0 deletions
diff --git a/netx/net/sourceforge/jnlp/DefaultLaunchHandler.java b/netx/net/sourceforge/jnlp/DefaultLaunchHandler.java
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+++ b/netx/net/sourceforge/jnlp/DefaultLaunchHandler.java
@@ -0,0 +1,112 @@
+// Copyright (C) 2001-2003 Jon A. Maxwell (JAM)
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library 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
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+package net.sourceforge.jnlp;
+
+import net.sourceforge.jnlp.runtime.*;
+import net.sourceforge.jnlp.util.*;
+
+import java.awt.*;
+import java.util.*;
+import javax.swing.*;
+
+
+/**
+ * This default implementation shows prints the exception to
+ * stdout and if not in headless mode displays the exception in a
+ * dialog.
+ *
+ * @author <a href="mailto:[email protected]">Jon A. Maxwell (JAM)</a> - initial author
+ * @version $Revision: 1.1 $
+ */
+public class DefaultLaunchHandler implements LaunchHandler {
+
+    /**
+     * Called when the application could not be launched due to a
+     * fatal error, such as the inability to find the main class
+     * or non-parseable XML.
+     */
+    public void launchError(LaunchException exception) {
+        printMessage(exception);
+    }
+
+    /**
+     * Called when launching the application can not be launched
+     * due to an error that is not fatal.  For example a JNLP file
+     * that is not strictly correct yet does not necessarily
+     * prohibit the system from attempting to launch the
+     * application.
+     *
+     * @return true if the launch should continue, false to abort
+     */
+    public boolean launchWarning(LaunchException warning) {
+        printMessage(warning);
+        return true;
+    }
+
+    /**
+     * Called when a security validation error occurs while
+     * launching the application.
+     *
+     * @return true to allow the application to continue, false to stop it.
+     */
+    public boolean validationError(LaunchException security) {
+        printMessage(security);
+        return true;
+    }
+
+    /**
+     * Called when an application, applet, or installer has been
+     * launched successfully (the main method or applet start method
+     * returned normally).
+     *
+     * @param application the launched application instance
+     */
+    public void launchCompleted(ApplicationInstance application) {
+        //
+    }
+
+    /**
+     * Print a message to stdout.
+     */
+    protected void printMessage(LaunchException ex) {
+        StringBuffer result = new StringBuffer();
+        result.append("netx: ");
+        result.append(ex.getCategory());
+        if (ex.getSummary() != null) {
+            result.append(": ");
+            result.append(ex.getSummary());
+        }
+
+        if (JNLPRuntime.isDebug()) {
+            if (ex.getCause() != null)
+                ex.getCause().printStackTrace();
+            else
+                ex.printStackTrace();
+        }
+
+        Throwable causes[] = ex.getCauses();
+
+        for (int i=0; i < causes.length; i++) {
+            result.append(" (");
+            result.append(causes[i].getClass().getName());
+            result.append(" ");
+            result.append(causes[i].getMessage());
+            result.append(")");
+        }
+    }
+
+}