Package org.apache.mina.core.buffer

Examples of org.apache.mina.core.buffer.IoBuffer.limit()

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        // Test getting strings from non-empty buffer which is filled with 0x00
        buf.clear();
        buf.putInt(0);
        buf.clear();
        buf.limit(4);
        assertEquals("", buf.getString(decoder));
        assertEquals(2, buf.position());
        assertEquals(4, buf.limit());

        buf.position(0);
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        buf.putInt(0);
        buf.clear();
        buf.limit(4);
        assertEquals("", buf.getString(decoder));
        assertEquals(2, buf.position());
        assertEquals(4, buf.limit());

        buf.position(0);
        assertEquals("", buf.getString(2, decoder));
        assertEquals(2, buf.position());
        assertEquals(4, buf.limit());
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        assertEquals(4, buf.limit());

        buf.position(0);
        assertEquals("", buf.getString(2, decoder));
        assertEquals(2, buf.position());
        assertEquals(4, buf.limit());
    }

    @Test
    public void testGetStringWithFailure() throws Exception {
        String test = "\u30b3\u30e1\u30f3\u30c8\u7de8\u96c6";
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    public void testGetStringWithFailure() throws Exception {
        String test = "\u30b3\u30e1\u30f3\u30c8\u7de8\u96c6";
        IoBuffer buffer = IoBuffer.wrap(test.getBytes("Shift_JIS"));

        // Make sure the limit doesn't change when an exception arose.
        int oldLimit = buffer.limit();
        int oldPos = buffer.position();
        try {
            buffer.getString(3, Charset.forName("ASCII").newDecoder());
            fail();
        } catch (Exception e) {
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        int oldPos = buffer.position();
        try {
            buffer.getString(3, Charset.forName("ASCII").newDecoder());
            fail();
        } catch (Exception e) {
            assertEquals(oldLimit, buffer.limit());
            assertEquals(oldPos, buffer.position());
        }

        try {
            buffer.getString(Charset.forName("ASCII").newDecoder());
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        try {
            buffer.getString(Charset.forName("ASCII").newDecoder());
            fail();
        } catch (Exception e) {
            assertEquals(oldLimit, buffer.limit());
            assertEquals(oldPos, buffer.position());
        }
    }

    @Test
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        IoBuffer buf = IoBuffer.allocate(4);
        buf.putInt(0xdeadbeef);
        buf.clear();
        assertEquals(0xdeadbeef, buf.getInt());
        assertEquals(4, buf.position());
        assertEquals(4, buf.limit());

        buf.sweep();
        assertEquals(0, buf.position());
        assertEquals(4, buf.limit());
        assertEquals(0x0, buf.getInt());
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        assertEquals(4, buf.position());
        assertEquals(4, buf.limit());

        buf.sweep();
        assertEquals(0, buf.position());
        assertEquals(4, buf.limit());
        assertEquals(0x0, buf.getInt());
    }

    @Test
    public void testSweepNonZeros() throws Exception {
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        IoBuffer buf = IoBuffer.allocate(4);
        buf.putInt(0xdeadbeef);
        buf.clear();
        assertEquals(0xdeadbeef, buf.getInt());
        assertEquals(4, buf.position());
        assertEquals(4, buf.limit());

        buf.sweep((byte) 0x45);
        assertEquals(0, buf.position());
        assertEquals(4, buf.limit());
        assertEquals(0x45454545, buf.getInt());
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        assertEquals(4, buf.position());
        assertEquals(4, buf.limit());

        buf.sweep((byte) 0x45);
        assertEquals(0, buf.position());
        assertEquals(4, buf.limit());
        assertEquals(0x45454545, buf.getInt());
    }

    @Test
    public void testWrapNioBuffer() throws Exception {
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