1 files changed, 82 insertions, 0 deletions
diff --git a/java/net/sourceforge/zbar/SymbolSet.java b/java/net/sourceforge/zbar/SymbolSet.java
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+++ b/java/net/sourceforge/zbar/SymbolSet.java
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+/*------------------------------------------------------------------------
+ *  SymbolSet
+ *
+ *  Copyright 2007-2010 (c) Jeff Brown <spadix@users.sourceforge.net>
+ *
+ *  This file is part of the ZBar Bar Code Reader.
+ *
+ *  The ZBar Bar Code Reader is free software; you can redistribute it
+ *  and/or modify it under the terms of the GNU Lesser Public License as
+ *  published by the Free Software Foundation; either version 2.1 of
+ *  the License, or (at your option) any later version.
+ *
+ *  The ZBar Bar Code Reader 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 Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser Public License
+ *  along with the ZBar Bar Code Reader; if not, write to the Free
+ *  Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ *  Boston, MA  02110-1301  USA
+ *
+ *  http://sourceforge.net/projects/zbar
+ *------------------------------------------------------------------------*/
+
+package net.sourceforge.zbar;
+
+/** Immutable container for decoded result symbols associated with an image
+ * or a composite symbol.
+ */
+public class SymbolSet
+    extends java.util.AbstractCollection<Symbol>
+{
+    /** C pointer to a zbar_symbol_set_t. */
+    private long peer;
+
+    static
+    {
+        System.loadLibrary("zbarjni");
+        init();
+    }
+    private static native void init();
+
+    /** SymbolSets are only created by other package methods. */
+    SymbolSet (long peer)
+    {
+        this.peer = peer;
+    }
+
+    protected void finalize ()
+    {
+        destroy();
+    }
+
+    /** Clean up native data associated with an instance. */
+    public synchronized void destroy ()
+    {
+        if(peer != 0) {
+            destroy(peer);
+            peer = 0;
+        }
+    }
+
+    /** Release the associated peer instance.  */
+    private native void destroy(long peer);
+
+    /** Retrieve an iterator over the Symbol elements in this collection. */
+    public java.util.Iterator<Symbol> iterator ()
+    {
+        long sym = firstSymbol(peer);
+        if(sym == 0)
+            return(new SymbolIterator(null));
+
+        return(new SymbolIterator(new Symbol(sym)));
+    }
+
+    /** Retrieve the number of elements in the collection. */
+    public native int size();
+
+    /** Retrieve C pointer to first symbol in the set. */
+    private native long firstSymbol(long peer);
+}