source

Source for my MapleSolaxiaV2 (v83 MapleStory).

src/tools/data/input/InputStreamByteStream.java

@@ -0,0 +1,92 @@
+/*
+	This file is part of the OdinMS Maple Story Server
+    Copyright (C) 2008 Patrick Huy <patrick.huy@frz.cc>
+		       Matthias Butz <matze@odinms.de>
+		       Jan Christian Meyer <vimes@odinms.de>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as
+    published by the Free Software Foundation version 3 as published by
+    the Free Software Foundation. You may not use, modify or distribute
+    this program under any other version of the GNU Affero General Public
+    License.
+
+    This program 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 Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package tools.data.input;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * Provides an abstract wrapper to a stream of bytes.
+ * 
+ * @author Frz
+ * @version 1.0
+ * @since Revision 323
+ */
+public class InputStreamByteStream implements ByteInputStream {
+    private InputStream is;
+    private long read = 0;
+
+    /**
+     * Class constructor.
+     * Provide an input stream to wrap this around.
+     *
+     * @param is The input stream to wrap this object around.
+     */
+    public InputStreamByteStream(InputStream is) {
+        this.is = is;
+    }
+
+    /**
+     * Reads the next byte from the stream.
+     *
+     * @return Then next byte in the stream.
+     */
+    @Override
+    public int readByte() {
+        int temp;
+        try {
+            temp = is.read();
+            if (temp == -1) {
+                throw new RuntimeException("EOF");
+            }
+            read++;
+            return temp;
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    /**
+     * Gets the number of bytes read from the stream.
+     *
+     * @return The number of bytes read as a long integer.
+     */
+    @Override
+    public long getBytesRead() {
+        return read;
+    }
+
+    /**
+     * Returns the number of bytes left in the stream.
+     *
+     * @return The number of bytes available for reading as a long integer.
+     */
+    @Override
+    public long available() {
+        try {
+            return is.available();
+        } catch (IOException e) {
+            System.out.println("ERROR" + e);
+            return 0;
+        }
+    }
+}