undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.

test/jdk/java/awt/dnd/SkipDropCompleteTest/TransferableObject.java

@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2000, 2023, 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.
+ *
+ * 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.
+ */
+
+import java.awt.datatransfer.DataFlavor;
+import java.awt.datatransfer.Transferable;
+import java.awt.datatransfer.UnsupportedFlavorException;
+import java.util.Vector;
+
+
+public class TransferableObject implements Transferable {
+    private Object data;
+    private String stringText;
+    public static DataFlavor stringFlavor,localObjectFlavor;
+
+    static
+    {
+        // Data Flavor for Java Local Object
+        try {
+                localObjectFlavor = new DataFlavor(DataFlavor.javaJVMLocalObjectMimeType);
+                stringFlavor = DataFlavor.stringFlavor;
+        }
+        catch (ClassNotFoundException e) {
+                System.out.println("Exception " + e);
+        }
+    }
+
+    DataFlavor[] dfs;
+
+    public TransferableObject(Object data) {
+        super();
+        Vector v = new Vector();
+            if(data instanceof String) {
+                v.addElement(stringFlavor);
+                stringText = (String)data;
+            }
+            else {
+                v.addElement(localObjectFlavor);
+            }
+
+            dfs = new DataFlavor[v.size()];
+        v.copyInto(dfs);
+
+        this.data = data;
+    }
+
+    // Retrieve the data based on the flavor
+    public Object getTransferData(DataFlavor flavor)
+        throws UnsupportedFlavorException {
+
+        System.out.println("\n ***************************************");
+        System.out.println(" The Flavor passed to retrieve the data : "
+                + flavor.getHumanPresentableName());
+        System.out.println(" The Flavors supported");
+        for (int j = 0; j < dfs.length; j++)
+            System.out.println(" Flavor : " + dfs[j].getHumanPresentableName());
+
+        System.out.println(" ***************************************\n");
+
+        if (!isDataFlavorSupported(flavor)) {
+            throw new UnsupportedFlavorException(flavor);
+        } else if (flavor.equals(stringFlavor)) {
+            return stringText;
+        } else if (localObjectFlavor.isMimeTypeEqual(flavor)) {
+            return data;
+        }
+        return null;
+    }
+
+    public DataFlavor[] getTransferDataFlavors(){
+        return dfs;
+    }
+
+    public boolean isDataFlavorSupported(DataFlavor flavor) {
+        for (int i = 0 ; i < dfs.length; i++) {
+            if (dfs[i].match(flavor)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+}