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Posted to commits@labs.apache.org by el...@apache.org on 2012/08/01 11:53:28 UTC

svn commit: r1367900 - in /labs/mavibot/trunk/mavibot/src: main/java/org/apache/mavibot/btree/serializer/ test/java/org/apache/mavibot/btree/serializer/

Author: elecharny
Date: Wed Aug  1 09:53:27 2012
New Revision: 1367900

URL: http://svn.apache.org/viewvc?rev=1367900&view=rev
Log:
Added the short and boolean serializers

Added:
    labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/BooleanSerializer.java
    labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/ShortSerializer.java
    labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/BooleanSerializerTest.java
    labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/ShortSerializerTest.java

Added: labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/BooleanSerializer.java
URL: http://svn.apache.org/viewvc/labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/BooleanSerializer.java?rev=1367900&view=auto
==============================================================================
--- labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/BooleanSerializer.java (added)
+++ labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/BooleanSerializer.java Wed Aug  1 09:53:27 2012
@@ -0,0 +1,49 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ *
+ */
+package org.apache.mavibot.btree.serializer;
+
+
+/**
+ * The Boolean serializer.
+ * 
+ * @author <a href="mailto:labs@labs.apache.org">Mavibot labs Project</a>
+ */
+public class BooleanSerializer implements ElementSerializer<Boolean>
+{
+    /**
+     * {@inheritDoc}
+     */
+    public byte[] serialize( Boolean element )
+    {
+        byte[] bytes = new byte[1];
+        bytes[0] = element.booleanValue() ? ( byte ) 0x01 : ( byte ) 0x00;
+
+        return bytes;
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    public Boolean deserialize( byte[] in )
+    {
+        return in[0] == 0x01;
+    }
+}

Added: labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/ShortSerializer.java
URL: http://svn.apache.org/viewvc/labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/ShortSerializer.java?rev=1367900&view=auto
==============================================================================
--- labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/ShortSerializer.java (added)
+++ labs/mavibot/trunk/mavibot/src/main/java/org/apache/mavibot/btree/serializer/ShortSerializer.java Wed Aug  1 09:53:27 2012
@@ -0,0 +1,52 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ *
+ */
+package org.apache.mavibot.btree.serializer;
+
+
+/**
+ * The Short serializer.
+ * 
+ * @author <a href="mailto:labs@labs.apache.org">Mavibot labs Project</a>
+ */
+public class ShortSerializer implements ElementSerializer<Short>
+{
+    /**
+     * {@inheritDoc}
+     */
+    public byte[] serialize( Short element )
+    {
+        byte[] bytes = new byte[2];
+        short value = element.shortValue();
+
+        bytes[0] = ( byte ) ( value >>> 8 );
+        bytes[1] = ( byte ) ( value );
+
+        return bytes;
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    public Short deserialize( byte[] in )
+    {
+        return ( short ) ( ( in[0] << 8 ) + ( in[1] & 0xFF ) );
+    }
+}

Added: labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/BooleanSerializerTest.java
URL: http://svn.apache.org/viewvc/labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/BooleanSerializerTest.java?rev=1367900&view=auto
==============================================================================
--- labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/BooleanSerializerTest.java (added)
+++ labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/BooleanSerializerTest.java Wed Aug  1 09:53:27 2012
@@ -0,0 +1,56 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ *
+ */
+package org.apache.mavibot.btree.serializer;
+
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+
+/**
+ * Test the BooleanSerializer class
+ * 
+ * @author <a href="mailto:labs@labs.apache.org">Mavibot labs Project</a>
+ */
+public class BooleanSerializerTest
+{
+    private static BooleanSerializer serializer = new BooleanSerializer();
+
+
+    @Test
+    public void testBooleanSerializer()
+    {
+        boolean value = true;
+        byte[] result = serializer.serialize( value );
+
+        assertEquals( ( byte ) 0x01, result[0] );
+
+        assertEquals( value, serializer.deserialize( result ).booleanValue() );
+
+        // ------------------------------------------------------------------
+        value = false;
+        result = serializer.serialize( value );
+
+        assertEquals( ( byte ) 0x00, result[0] );
+
+        assertEquals( value, serializer.deserialize( result ).booleanValue() );
+    }
+}

Added: labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/ShortSerializerTest.java
URL: http://svn.apache.org/viewvc/labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/ShortSerializerTest.java?rev=1367900&view=auto
==============================================================================
--- labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/ShortSerializerTest.java (added)
+++ labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/serializer/ShortSerializerTest.java Wed Aug  1 09:53:27 2012
@@ -0,0 +1,103 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ *
+ */
+package org.apache.mavibot.btree.serializer;
+
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+
+/**
+ * Test the ShortSerializer class
+ * 
+ * @author <a href="mailto:labs@labs.apache.org">Mavibot labs Project</a>
+ */
+public class ShortSerializerTest
+{
+    private static ShortSerializer serializer = new ShortSerializer();
+
+
+    @Test
+    public void testShortSerializer()
+    {
+        short value = 0x0000;
+        byte[] result = serializer.serialize( value );
+
+        assertEquals( ( byte ) 0x00, result[1] );
+        assertEquals( ( byte ) 0x00, result[0] );
+
+        assertEquals( value, serializer.deserialize( result ).shortValue() );
+
+        // ------------------------------------------------------------------
+        value = 0x0001;
+        result = serializer.serialize( value );
+
+        assertEquals( ( byte ) 0x01, result[1] );
+        assertEquals( ( byte ) 0x00, result[0] );
+
+        assertEquals( value, serializer.deserialize( result ).shortValue() );
+
+        // ------------------------------------------------------------------
+        value = 0x00FF;
+        result = serializer.serialize( value );
+
+        assertEquals( ( byte ) 0xFF, result[1] );
+        assertEquals( ( byte ) 0x00, result[0] );
+
+        assertEquals( value, serializer.deserialize( result ).shortValue() );
+
+        // ------------------------------------------------------------------
+        value = 0x0100;
+        result = serializer.serialize( value );
+
+        assertEquals( ( byte ) 0x00, result[1] );
+        assertEquals( ( byte ) 0x01, result[0] );
+
+        assertEquals( value, serializer.deserialize( result ).shortValue() );
+
+        // ------------------------------------------------------------------
+        value = 0x7FFF;
+        result = serializer.serialize( value );
+
+        assertEquals( ( byte ) 0xFF, result[1] );
+        assertEquals( ( byte ) 0x7F, result[0] );
+
+        assertEquals( value, serializer.deserialize( result ).shortValue() );
+
+        // ------------------------------------------------------------------
+        value = ( short ) 0x8000;
+        result = serializer.serialize( value );
+
+        assertEquals( ( byte ) 0x00, result[1] );
+        assertEquals( ( byte ) 0x80, result[0] );
+
+        assertEquals( value, serializer.deserialize( result ).shortValue() );
+
+        // ------------------------------------------------------------------
+        value = ( short ) 0xFFFF;
+        result = serializer.serialize( value );
+
+        assertEquals( ( byte ) 0xFF, result[1] );
+        assertEquals( ( byte ) 0xFF, result[0] );
+
+        assertEquals( value, serializer.deserialize( result ).shortValue() );
+    }
+}



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