Package org.apache.directory.api.util

Examples of org.apache.directory.api.util.ByteBuffer

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public class ByteBufferTest
{
    @Test
    public void testByteBufferGrowth()
    {
        ByteBuffer buf = new ByteBuffer();
        assertEquals( 10, buf.capacity() );

        for ( int ii = 0; ii < 20; ii++ )
        {
            buf.append( ii );
            assertEquals( ii, buf.get( ii ) );
            assertEquals( ii, buf.buffer()[ii] );
        }

        assertEquals( 20, buf.capacity() );
        buf.append( 20 );
        assertEquals( 30, buf.capacity() );

        // -------------------------------------------------------------------

        buf = new ByteBuffer( 5 );
        assertEquals( 5, buf.capacity() );

        for ( int ii = 0; ii < 5; ii++ )
        {
            buf.append( ii );
            assertEquals( ii, buf.get( ii ) );
            assertEquals( ii, buf.buffer()[ii] );
        }

        assertEquals( 5, buf.capacity() );
        buf.append( 5 );
        assertEquals( 10, buf.capacity() );
    }
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    }


    public void testCopyOfUsedBytes()
    {
        ByteBuffer buf = new ByteBuffer();
        byte[] bytes = buf.copyOfUsedBytes();
        assertEquals( 0, bytes.length );

        for ( int ii = 0; ii < 20; ii++ )
        {
            buf.append( ii );
            assertEquals( ii, buf.get( ii ) );
            assertEquals( ii, buf.buffer()[ii] );
            assertEquals( ii, buf.copyOfUsedBytes()[ii] );
        }
    }
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    }


    public void testAppendByteArray()
    {
        ByteBuffer buf = new ByteBuffer();
        buf.append( new byte[]
            { 0, 1, 2, 3, 4 } );
        for ( int ii = 0; ii < 5; ii++ )
        {
            assertEquals( ii, buf.get( ii ) );
            assertEquals( ii, buf.buffer()[ii] );
            assertEquals( ii, buf.copyOfUsedBytes()[ii] );
        }
    }
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Related Classes of org.apache.directory.api.util.ByteBuffer

  • org.apache.directory.api.util.ByteBufferTest
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