Package org.apache.directory.mavibot.btree.serializer

Examples of org.apache.directory.mavibot.btree.serializer.IntSerializer

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    /**
     * Creates a 2 level depth tree of half full pages
     */
    private BTree<Integer, String> createTwoLevelBTreeHalfFullLeaves() throws IOException
    {
        BTree<Integer, String> btree = BTreeFactory.createInMemoryBTree( "test", new IntSerializer(),
            new StringSerializer() );
        btree.setPageSize( 4 );

        // Create a tree with 5 children containing 4 elements each. The tree is full.
        int[] keys = new int[]
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    private BTree<Integer, String> createMultiLevelBTreeLeavesHalfFull() throws IOException
    {
        // Create a BTree with pages containing 4 elements
        int pageSize = 4;

        BTree<Integer, String> btree = BTreeFactory.createInMemoryBTree( "test", new IntSerializer(),
            new StringSerializer(),
            pageSize );

        InMemoryNode<Integer, String> root = new InMemoryNode<Integer, String>( btree, 1L, pageSize );
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     */
    @Test
    public void testBrowseForwardBackwardExtremes() throws Exception
    {
        // Create a BTree with pages containing 4 elements
        BTree<Integer, String> btree = BTreeFactory.createInMemoryBTree( "test", new IntSerializer(),
            new StringSerializer() );
        btree.setPageSize( 4 );

        for ( int i = 8; i < 13; i++ )
        {
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    @Test
    public void testNextAfterPrev() throws Exception
    {
        IntSerializer serializer = new IntSerializer();

        InMemoryBTreeConfiguration<Integer, Integer> config = new InMemoryBTreeConfiguration<Integer, Integer>();
        config.setName( "master" );
        config.setPageSize( 4 );
        config.setSerializers( serializer, serializer );
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    @Test
    public void testCheckRootPageContents() throws Exception
    {
        IntSerializer ser = new IntSerializer();
        BTree<Integer, Integer> btree = BTreeFactory.createInMemoryBTree( "master1", ser, ser, 4 );

        for ( int i = 1; i < 8; i++ )
        {
            btree.insert( i, i );
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    public void testFlushBTree() throws Exception
    {
        // Create a BTree with pages containing 8 elements
        String path = tempFolder.getRoot().getCanonicalPath();

        BTree<Integer, String> btree = BTreeFactory.createInMemoryBTree( "test", path, new IntSerializer(),
            new StringSerializer() );
        btree.setPageSize( 8 );

        File journal = ( ( InMemoryBTree<Integer, String> ) btree ).getJournal();
        File data = ( ( InMemoryBTree<Integer, String> ) btree ).getFile();

        try
        {
            // Inject the values
            for ( int value : sortedValues )
            {
                String strValue = "V" + value;

                btree.insert( value, strValue );
            }

            // The journal must be full
            assertTrue( journal.length() > 0 );

            // Now, flush the btree
            btree.flush();

            // The journal must be empty
            assertEquals( 0, journal.length() );

            // Load the data into a new tree
            BTree<Integer, String> btreeLoaded = BTreeFactory.createInMemoryBTree( "test", path, new IntSerializer(),
                new StringSerializer() );
            btree.setPageSize( 8 );

            TupleCursor<Integer, String> cursor1 = btree.browse();
            TupleCursor<Integer, String> cursor2 = btree.browse();
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    @Test
    public void testBrowseEmptyTree() throws IOException
    {
        IntSerializer serializer = new IntSerializer();

        BTree<Integer, Integer> btree = BTreeFactory.createPersistedBTree( "master", serializer, serializer );

        TupleCursor<Integer, Integer> cursor = btree.browse();
        assertFalse( cursor.hasNext() );
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    public void testConfigurationBasic() throws IOException, KeyNotFoundException
    {
        InMemoryBTreeConfiguration<Integer, String> config = new InMemoryBTreeConfiguration<Integer, String>();
        config.setName( "basic" );
        config.setPageSize( 32 );
        config.setSerializers( new IntSerializer(), new StringSerializer() );

        try
        {
            // Create the BTree
            BTree<Integer, String> btree = new InMemoryBTree<Integer, String>( config );
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        try
        {
            InMemoryBTreeConfiguration<Integer, String> config = new InMemoryBTreeConfiguration<Integer, String>();
            config.setPageSize( 32 );
            config.setSerializers( new IntSerializer(), new StringSerializer() );

            config.setFilePath( parent );
            config.setName( "mavibot" );

            // Create the BTree
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public class InMemoryBTreeDuplicateKeyTest
{
    @Test
    public void testInsertNullValue() throws IOException
    {
        IntSerializer serializer = new IntSerializer();

        BTree<Integer, Integer> btree = BTreeFactory.createInMemoryBTree( "master", serializer, serializer );

        btree.insert( 1, null );
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Related Classes of org.apache.directory.mavibot.btree.serializer.IntSerializer

  • org.apache.directory.mavibot.btree.BTreeBuilderTest
  • org.apache.directory.mavibot.btree.BTreeConfigurationTest
  • org.apache.directory.mavibot.btree.BTreeDuplicateKeyTest
  • org.apache.directory.mavibot.btree.BTreeFlushTest
  • org.apache.directory.mavibot.btree.comparator.IntComparator
  • org.apache.directory.mavibot.btree.InMemoryBTreeBuilderTest
  • org.apache.directory.mavibot.btree.InMemoryBTreeConfigurationTest
  • org.apache.directory.mavibot.btree.InMemoryBTreeDuplicateKeyTest
  • org.apache.directory.mavibot.btree.InMemoryBTreeFlushTest
  • org.apache.directory.mavibot.btree.InMemoryBTreeTest
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