Examples with BufferOverflowException java.nio.BufferOverflowException used on opensource projects

Example 6 with BufferOverflowException

use of java.nio.BufferOverflowException in project robovm by robovm.

the class FileChannelTest method test_map_ReadWrite.

/**
     * @tests java.nio.channels.FileChannel#map(MapMode,long,long)
     */
public void test_map_ReadWrite() throws IOException {
    MappedByteBuffer mapped = null;
    writeDataToFile(fileOfReadWriteFileChannel);
    mapped = readWriteFileChannel.map(MapMode.READ_WRITE, 0, CONTENT.length());
    // put something will change its channel
    ByteBuffer returnByPut = mapped.put(TEST_BYTES);
    assertSame(returnByPut, mapped);
    String checkString = "test" + CONTENT.substring(4);
    ByteBuffer checkBuffer = ByteBuffer.allocate(CONTENT_LENGTH);
    mapped.force();
    readWriteFileChannel.position(0);
    readWriteFileChannel.read(checkBuffer);
    assertEquals(checkString, new String(checkBuffer.array(), "iso8859-1"));
    try {
        mapped.put(("test" + CONTENT).getBytes("iso8859-1"));
        fail("should throw BufferOverflowException.");
    } catch (BufferOverflowException ex) {
    // expected;
    }
}

Example 7 with BufferOverflowException

use of java.nio.BufferOverflowException in project robovm by robovm.

the class OldAndroidNIOTest method byteBufferTest.

private void byteBufferTest(ByteBuffer b) {
    checkBuffer(b);
    // Duplicate buffers revert to big-endian.
    b.order(ByteOrder.LITTLE_ENDIAN);
    ByteBuffer dupe = b.duplicate();
    assertEquals(ByteOrder.BIG_ENDIAN, dupe.order());
    b.order(ByteOrder.BIG_ENDIAN);
    // Bounds checks
    try {
        b.put(-1, (byte) 0);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    try {
        b.put(b.limit(), (byte) 0);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    // IndexOutOfBoundsException: offset < 0
    try {
        byte[] data = new byte[8];
        b.position(0);
        b.put(data, -1, 2);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    // IndexOutOfBoundsException: length > array.length - offset
    try {
        byte[] data = new byte[8];
        b.position(0);
        b.put(data, 1, 8);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    // BufferOverflowException: length > remaining()
    try {
        byte[] data = new byte[8];
        b.position(b.limit() - 2);
        b.put(data, 0, 3);
        fail("expected exception not thrown");
    } catch (BufferOverflowException e) {
    // expected
    }
    // Fill buffer with bytes A0 A1 A2 A3 ...
    b.position(0);
    for (int i = 0; i < b.capacity(); i++) {
        b.put((byte) (0xA0 + i));
    }
    try {
        b.put((byte) 0xFF);
        fail("expected exception not thrown");
    } catch (BufferOverflowException e) {
    // expected
    }
    b.position(0);
    assertEquals((byte) 0xA7, b.get(7));
    try {
        b.get(12);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    try {
        b.get(-10);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    b.position(0);
    b.order(ByteOrder.LITTLE_ENDIAN);
    assertEquals((byte) 0xA0, b.get());
    assertEquals((byte) 0xA1, b.get());
    assertEquals((byte) 0xA2, b.get());
    assertEquals((byte) 0xA3, b.get());
    assertEquals((byte) 0xA4, b.get());
    assertEquals((byte) 0xA5, b.get());
    assertEquals((byte) 0xA6, b.get());
    assertEquals((byte) 0xA7, b.get());
    assertEquals((byte) 0xA8, b.get());
    assertEquals((byte) 0xA9, b.get());
    assertEquals((byte) 0xAA, b.get());
    assertEquals((byte) 0xAB, b.get());
    try {
        b.get();
        fail("expected exception not thrown");
    } catch (BufferUnderflowException e) {
    // expected
    }
    b.position(0);
    b.order(ByteOrder.BIG_ENDIAN);
    assertEquals((byte) 0xA0, b.get());
    assertEquals((byte) 0xA1, b.get());
    assertEquals((byte) 0xA2, b.get());
    assertEquals((byte) 0xA3, b.get());
    assertEquals((byte) 0xA4, b.get());
    assertEquals((byte) 0xA5, b.get());
    assertEquals((byte) 0xA6, b.get());
    assertEquals((byte) 0xA7, b.get());
    assertEquals((byte) 0xA8, b.get());
    assertEquals((byte) 0xA9, b.get());
    assertEquals((byte) 0xAA, b.get());
    assertEquals((byte) 0xAB, b.get());
    try {
        b.get();
        fail("expected exception not thrown");
    } catch (BufferUnderflowException e) {
    // expected
    }
    b.position(6);
    b.limit(10);
    assertEquals((byte) 0xA6, b.get());
    // Check sliced buffer
    b.position(6);
    ByteBuffer bb = b.slice();
    checkBuffer(bb);
    assertEquals(0, bb.position());
    assertEquals(4, bb.limit());
    assertEquals(4, bb.capacity());
    assertEquals((byte) 0xA6, bb.get());
    assertEquals((byte) 0xA7, bb.get());
    assertEquals((byte) 0xA8, bb.get());
    assertEquals((byte) 0xA9, bb.get());
    try {
        bb.get();
        fail("expected exception not thrown");
    } catch (BufferUnderflowException e) {
    // expected
    }
    // Reset position and limit
    b.position(0);
    b.limit(b.capacity());
    // Check 'getShort'
    b.order(ByteOrder.LITTLE_ENDIAN);
    b.position(0);
    assertEquals((short) 0xA1A0, b.getShort());
    assertEquals((short) 0xA3A2, b.getShort());
    assertEquals((short) 0xA5A4, b.getShort());
    assertEquals((short) 0xA7A6, b.getShort());
    assertEquals((short) 0xA9A8, b.getShort());
    assertEquals((short) 0xABAA, b.getShort());
    try {
        bb.getShort();
        fail("expected exception not thrown");
    } catch (BufferUnderflowException e) {
    // expected
    }
    b.order(ByteOrder.BIG_ENDIAN);
    b.position(0);
    assertEquals((short) 0xA0A1, b.getShort());
    assertEquals((short) 0xA2A3, b.getShort());
    assertEquals((short) 0xA4A5, b.getShort());
    assertEquals((short) 0xA6A7, b.getShort());
    assertEquals((short) 0xA8A9, b.getShort());
    assertEquals((short) 0xAAAB, b.getShort());
    try {
        bb.getShort();
        fail("expected exception not thrown");
    } catch (BufferUnderflowException e) {
    // expected
    }
    // Check 'getInt'
    b.order(ByteOrder.LITTLE_ENDIAN);
    b.position(0);
    assertEquals(0xA3A2A1A0, b.getInt());
    assertEquals(0xA7A6A5A4, b.getInt());
    assertEquals(0xABAAA9A8, b.getInt());
    try {
        bb.getInt();
        fail("expected exception not thrown");
    } catch (BufferUnderflowException e) {
    // expected
    }
    b.order(ByteOrder.BIG_ENDIAN);
    b.position(0);
    assertEquals(0xA0A1A2A3, b.getInt());
    assertEquals(0xA4A5A6A7, b.getInt());
    assertEquals(0xA8A9AAAB, b.getInt());
    try {
        bb.getInt();
        fail("expected exception not thrown");
    } catch (BufferUnderflowException e) {
    // expected
    }
    // Check 'getFloat'
    b.order(ByteOrder.LITTLE_ENDIAN);
    b.position(0);
    assertEquals(0xA3A2A1A0, Float.floatToRawIntBits(b.getFloat()));
    assertEquals(0xA7A6A5A4, Float.floatToRawIntBits(b.getFloat()));
    assertEquals(0xABAAA9A8, Float.floatToRawIntBits(b.getFloat()));
    try {
        b.getFloat();
        fail("expected exception not thrown");
    } catch (BufferUnderflowException e) {
    // expected
    }
    b.order(ByteOrder.BIG_ENDIAN);
    b.position(0);
    assertEquals(0xA0A1A2A3, Float.floatToRawIntBits(b.getFloat()));
    assertEquals(0xA4A5A6A7, Float.floatToRawIntBits(b.getFloat()));
    assertEquals(0xA8A9AAAB, Float.floatToRawIntBits(b.getFloat()));
    try {
        b.getFloat();
        fail("expected exception not thrown");
    } catch (BufferUnderflowException e) {
    // expected
    }
    // Check 'getDouble(int position)'
    b.order(ByteOrder.LITTLE_ENDIAN);
    assertEquals(0xA7A6A5A4A3A2A1A0L, Double.doubleToRawLongBits(b.getDouble(0)));
    assertEquals(0xA8A7A6A5A4A3A2A1L, Double.doubleToRawLongBits(b.getDouble(1)));
    try {
        b.getDouble(-1);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    try {
        b.getDouble(5);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    b.order(ByteOrder.BIG_ENDIAN);
    assertEquals(0xA0A1A2A3A4A5A6A7L, Double.doubleToRawLongBits(b.getDouble(0)));
    assertEquals(0xA1A2A3A4A5A6A7A8L, Double.doubleToRawLongBits(b.getDouble(1)));
    try {
        b.getDouble(-1);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    try {
        b.getDouble(5);
        fail("expected exception not thrown");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    // Slice and check 'getInt'
    b.position(1);
    b.limit(5);
    b.order(ByteOrder.LITTLE_ENDIAN);
    bb = b.slice();
    assertEquals(4, bb.capacity());
    assertEquals(ByteOrder.BIG_ENDIAN, bb.order());
    assertEquals(0xA1A2A3A4, bb.getInt(0));
    bb.order(ByteOrder.LITTLE_ENDIAN);
    assertEquals(0xA4A3A2A1, bb.getInt(0));
    bb.order(ByteOrder.LITTLE_ENDIAN);
    ShortBuffer sb = bb.asShortBuffer();
    checkBuffer(sb);
    assertEquals(2, sb.capacity());
    assertEquals((short) 0xA2A1, sb.get());
    assertEquals((short) 0xA4A3, sb.get());
    bb.order(ByteOrder.BIG_ENDIAN);
    sb = bb.asShortBuffer();
    checkBuffer(sb);
    assertEquals(2, sb.capacity());
    assertEquals((short) 0xA1A2, sb.get());
    assertEquals((short) 0xA3A4, sb.get());
    bb.order(ByteOrder.LITTLE_ENDIAN);
    IntBuffer ib = bb.asIntBuffer();
    checkBuffer(ib);
    assertEquals(1, ib.capacity());
    assertEquals(0xA4A3A2A1, ib.get());
    bb.order(ByteOrder.BIG_ENDIAN);
    ib = bb.asIntBuffer();
    checkBuffer(ib);
    assertEquals(1, ib.capacity());
    assertEquals(0xA1A2A3A4, ib.get());
    bb.order(ByteOrder.LITTLE_ENDIAN);
    FloatBuffer fb = bb.asFloatBuffer();
    checkBuffer(fb);
    assertEquals(1, fb.capacity());
    assertEquals(0xA4A3A2A1, Float.floatToRawIntBits(fb.get()));
    bb.order(ByteOrder.BIG_ENDIAN);
    fb = bb.asFloatBuffer();
    checkBuffer(fb);
    assertEquals(1, fb.capacity());
    assertEquals(0xA1A2A3A4, Float.floatToRawIntBits(fb.get()));
}

Example 8 with BufferOverflowException

use of java.nio.BufferOverflowException in project robovm by robovm.

the class ShortBufferTest method testPutshortArrayintint.

/*
     * Class under test for java.nio.ShortBuffer put(short[], int, int)
     */
public void testPutshortArrayintint() {
    buf.clear();
    short[] array = new short[buf.capacity()];
    try {
        buf.put(new short[buf.capacity() + 1], 0, buf.capacity() + 1);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (BufferOverflowException e) {
    // expected
    }
    assertEquals(buf.position(), 0);
    try {
        buf.put(array, -1, array.length);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    try {
        buf.put(array, array.length + 1, 0);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    buf.put(array, array.length, 0);
    assertEquals(buf.position(), 0);
    try {
        buf.put(array, 0, -1);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    try {
        buf.put((short[]) null, 0, -1);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (NullPointerException e) {
    // expected
    }
    try {
        buf.put(array, 2, array.length);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    try {
        buf.put(array, Integer.MAX_VALUE, 1);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (IndexOutOfBoundsException e) {
    // expected
    }
    try {
        buf.put(array, 1, Integer.MAX_VALUE);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (BufferOverflowException expected) {
    } catch (IndexOutOfBoundsException expected) {
    }
    assertEquals(buf.position(), 0);
    loadTestData2(array, 0, array.length);
    ShortBuffer ret = buf.put(array, 0, array.length);
    assertEquals(buf.position(), buf.capacity());
    assertContentEquals(buf, array, 0, array.length);
    assertSame(ret, buf);
}

Example 9 with BufferOverflowException

use of java.nio.BufferOverflowException in project robovm by robovm.

the class ShortBufferTest method testPutshortArray.

/*
     * Class under test for java.nio.ShortBuffer put(short[])
     */
public void testPutshortArray() {
    short[] array = new short[1];
    buf.clear();
    for (int i = 0; i < buf.capacity(); i++) {
        assertEquals(buf.position(), i);
        array[0] = (short) i;
        ShortBuffer ret = buf.put(array);
        assertEquals(buf.get(i), (short) i);
        assertSame(ret, buf);
    }
    try {
        buf.put(array);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (BufferOverflowException e) {
    // expected
    }
    try {
        buf.position(buf.limit());
        buf.put((short[]) null);
        //$NON-NLS-1$
        fail("Should throw Exception");
    } catch (NullPointerException e) {
    // expected
    }
}

Example 10 with BufferOverflowException

use of java.nio.BufferOverflowException in project robovm by robovm.

the class BufferOverflowExceptionTest method test_Constructor.

/**
     *@tests {@link java.nio.BufferOverflowException#BufferOverflowException()}
     */
public void test_Constructor() {
    BufferOverflowException exception = new BufferOverflowException();
    assertNull(exception.getMessage());
    assertNull(exception.getLocalizedMessage());
    assertNull(exception.getCause());
}