Package org.apache.james.mime4j.util

Examples of org.apache.james.mime4j.util.ByteArrayBuffer


    protected QuotedPrintableInputStream(final int bufsize, final InputStream in, DecodeMonitor monitor) {
        super();
        this.in = in;
        this.encoded = new byte[bufsize];
        this.decodedBuf = new ByteArrayBuffer(512);
        this.blanks = new ByteArrayBuffer(512);
        this.closed = false;
        this.monitor = monitor;
    }
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        byte[] raw = outstream.toByteArray();

        BufferedLineReaderInputStream inbuffer = new BufferedLineReaderInputStream(new ByteArrayInputStream(raw), 20);
        LineReaderInputStream instream = new MimeBoundaryInputStream(inbuffer, "1234");

        ByteArrayBuffer linebuf = new ByteArrayBuffer(8);
        for (String teststr : teststrs) {
            linebuf.clear();
            instream.readLine(linebuf);
            String s = new String(linebuf.toByteArray(), "US-ASCII");
            assertEquals(teststr, s);
        }
        assertEquals(-1, instream.readLine(linebuf));
        assertEquals(-1, instream.readLine(linebuf));
    }
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        byte[] raw = teststr.getBytes("US-ASCII");

        BufferedLineReaderInputStream inbuffer = new BufferedLineReaderInputStream(new ByteArrayInputStream(raw), 20);
        LineReaderInputStream instream = new MimeBoundaryInputStream(inbuffer, "1234");

        ByteArrayBuffer linebuf = new ByteArrayBuffer(8);
        linebuf.clear();
        instream.readLine(linebuf);
        String s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("01234567890123456789\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\r\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\r\r\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        assertEquals(-1, instream.readLine(linebuf));
        assertEquals(-1, instream.readLine(linebuf));
    }
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* Unit tests for {@link ByteArrayBuffer}.
*/
public class TestByteArrayBuffer extends TestCase {

    public void testConstructor() throws Exception {
        ByteArrayBuffer buffer = new ByteArrayBuffer(16);
        assertEquals(16, buffer.capacity());
        assertEquals(0, buffer.length());
        assertNotNull(buffer.buffer());
        assertEquals(16, buffer.buffer().length);
        try {
            new ByteArrayBuffer(-1);
            fail("IllegalArgumentException should have been thrown");
        } catch (IllegalArgumentException ex) {
            // expected
        }
    }
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            // expected
        }
    }

    public void testSimpleAppend() throws Exception {
        ByteArrayBuffer buffer = new ByteArrayBuffer(16);
        assertEquals(16, buffer.capacity());
        assertEquals(0, buffer.length());
        byte[] b1 = buffer.toByteArray();
        assertNotNull(b1);
        assertEquals(0, b1.length);
        assertTrue(buffer.isEmpty());
        assertFalse(buffer.isFull());

        byte[] tmp = new byte[] { 1, 2, 3, 4};
        buffer.append(tmp, 0, tmp.length);
        assertEquals(16, buffer.capacity());
        assertEquals(4, buffer.length());
        assertFalse(buffer.isEmpty());
        assertFalse(buffer.isFull());

        byte[] b2 = buffer.toByteArray();
        assertNotNull(b2);
        assertEquals(4, b2.length);
        for (int i = 0; i < tmp.length; i++) {
            assertEquals(tmp[i], b2[i]);
            assertEquals(tmp[i], buffer.byteAt(i));
        }
        buffer.clear();
        assertEquals(16, buffer.capacity());
        assertEquals(0, buffer.length());
        assertTrue(buffer.isEmpty());
        assertFalse(buffer.isFull());
    }
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        byte[] raw = outstream.toByteArray();

        LineReaderInputStreamAdaptor instream = new LineReaderInputStreamAdaptor(
                new ByteArrayInputStream(raw));

        ByteArrayBuffer linebuf = new ByteArrayBuffer(8);
        for (String teststr : teststrs) {
            linebuf.clear();
            instream.readLine(linebuf);
            String s = new String(linebuf.toByteArray(), "US-ASCII");
            assertEquals(teststr, s);
        }
        assertEquals(-1, instream.readLine(linebuf));
        assertEquals(-1, instream.readLine(linebuf));
    }
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        assertTrue(buffer.isEmpty());
        assertFalse(buffer.isFull());
    }

    public void testExpandAppend() throws Exception {
        ByteArrayBuffer buffer = new ByteArrayBuffer(4);
        assertEquals(4, buffer.capacity());

        byte[] tmp = new byte[] { 1, 2, 3, 4};
        buffer.append(tmp, 0, 2);
        buffer.append(tmp, 0, 4);
        buffer.append(tmp, 0, 0);

        assertEquals(8, buffer.capacity());
        assertEquals(6, buffer.length());

        buffer.append(tmp, 0, 4);

        assertEquals(16, buffer.capacity());
        assertEquals(10, buffer.length());
    }
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        byte[] raw = teststr.getBytes("US-ASCII");

        LineReaderInputStreamAdaptor instream = new LineReaderInputStreamAdaptor(
                new ByteArrayInputStream(raw));

        ByteArrayBuffer linebuf = new ByteArrayBuffer(8);
        linebuf.clear();
        instream.readLine(linebuf);
        String s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\r\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\r\r\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        linebuf.clear();
        instream.readLine(linebuf);
        s = new String(linebuf.toByteArray(), "US-ASCII");
        assertEquals("\n", s);

        assertEquals(-1, instream.readLine(linebuf));
        assertEquals(-1, instream.readLine(linebuf));
    }
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        assertEquals(16, buffer.capacity());
        assertEquals(10, buffer.length());
    }

    public void testInvalidAppend() throws Exception {
        ByteArrayBuffer buffer = new ByteArrayBuffer(4);
        buffer.append((byte[])null, 0, 0);

        byte[] tmp = new byte[] { 1, 2, 3, 4};
        try {
            buffer.append(tmp, -1, 0);
            fail("IndexOutOfBoundsException should have been thrown");
        } catch (IndexOutOfBoundsException ex) {
            // expected
        }
        try {
            buffer.append(tmp, 0, -1);
            fail("IndexOutOfBoundsException should have been thrown");
        } catch (IndexOutOfBoundsException ex) {
            // expected
        }
        try {
            buffer.append(tmp, 0, 8);
            fail("IndexOutOfBoundsException should have been thrown");
        } catch (IndexOutOfBoundsException ex) {
            // expected
        }
        try {
            buffer.append(tmp, 10, Integer.MAX_VALUE);
            fail("IndexOutOfBoundsException should have been thrown");
        } catch (IndexOutOfBoundsException ex) {
            // expected
        }
        try {
            buffer.append(tmp, 2, 4);
            fail("IndexOutOfBoundsException should have been thrown");
        } catch (IndexOutOfBoundsException ex) {
            // expected
        }
    }
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            // expected
        }
    }

    public void testAppendOneByte() throws Exception {
        ByteArrayBuffer buffer = new ByteArrayBuffer(4);
        assertEquals(4, buffer.capacity());

        byte[] tmp = new byte[] { 1, 127, -1, -128, 1, -2};
        for (byte b : tmp) {
            buffer.append(b);
        }
        assertEquals(8, buffer.capacity());
        assertEquals(6, buffer.length());

        for (int i = 0; i < tmp.length; i++) {
            assertEquals(tmp[i], buffer.byteAt(i));
        }
    }
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