Java Code Examples for org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf#capacity()

The following examples show how to use org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf#capacity() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
private void testDuplicateCapacityChange(boolean retainedDuplicate) {
    ByteBuf buf = newBuffer(8);
    ByteBuf dup = retainedDuplicate ? buf.retainedDuplicate() : buf.duplicate();
    try {
        dup.capacity(10);
        assertEquals(buf.capacity(), dup.capacity());
        dup.capacity(5);
        assertEquals(buf.capacity(), dup.capacity());
    } finally {
        if (retainedDuplicate) {
            dup.release();
        }
        buf.release();
    }
}
Example 2
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
private void testSliceCapacityChange(boolean retainedSlice) {
    ByteBuf buf = newBuffer(8);
    ByteBuf slice = retainedSlice ? buf.retainedSlice(buf.readerIndex() + 1, 3)
                                  : buf.slice(buf.readerIndex() + 1, 3);
    try {
        slice.capacity(10);
    } finally {
        if (retainedSlice) {
            slice.release();
        }
        buf.release();
    }
}
Example 3
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
private void testDuplicateCapacityChange(boolean retainedDuplicate) {
    ByteBuf buf = newBuffer(8);
    ByteBuf dup = retainedDuplicate ? buf.retainedDuplicate() : buf.duplicate();
    try {
        dup.capacity(10);
        assertEquals(buf.capacity(), dup.capacity());
        dup.capacity(5);
        assertEquals(buf.capacity(), dup.capacity());
    } finally {
        if (retainedDuplicate) {
            dup.release();
        }
        buf.release();
    }
}
Example 4
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test
public void testCapacityDecrease() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(2);
        assertEquals(2, buffer.capacity());
        assertEquals(13, buffer.maxCapacity());
    } finally {
        buffer.release();
    }
}
Example 5
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test
public void testCopy() {
    for (int i = 0; i < buffer.capacity(); i ++) {
        byte value = (byte) random.nextInt();
        buffer.setByte(i, value);
    }

    final int readerIndex = CAPACITY / 3;
    final int writerIndex = CAPACITY * 2 / 3;
    buffer.setIndex(readerIndex, writerIndex);

    // Make sure all properties are copied.
    ByteBuf copy = buffer.copy();
    assertEquals(0, copy.readerIndex());
    assertEquals(buffer.readableBytes(), copy.writerIndex());
    assertEquals(buffer.readableBytes(), copy.capacity());
    assertSame(buffer.order(), copy.order());
    for (int i = 0; i < copy.capacity(); i ++) {
        assertEquals(buffer.getByte(i + readerIndex), copy.getByte(i));
    }

    // Make sure the buffer content is independent from each other.
    buffer.setByte(readerIndex, (byte) (buffer.getByte(readerIndex) + 1));
    assertTrue(buffer.getByte(readerIndex) != copy.getByte(0));
    copy.setByte(1, (byte) (copy.getByte(1) + 1));
    assertTrue(buffer.getByte(readerIndex + 1) != copy.getByte(1));
    copy.release();
}
Example 6
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test
public void testCapacityIncrease() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(4);
        assertEquals(4, buffer.capacity());
        assertEquals(13, buffer.maxCapacity());
    } finally {
        buffer.release();
    }
}
Example 7
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test
public void testCapacityDecrease() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(2);
        assertEquals(2, buffer.capacity());
        assertEquals(13, buffer.maxCapacity());
    } finally {
        buffer.release();
    }
}
Example 8
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test(expected = IllegalArgumentException.class)
public void testCapacityNegative() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(-1);
    } finally {
        buffer.release();
    }
}
Example 9
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test(expected = IllegalArgumentException.class)
public void testCapacityEnforceMaxCapacity() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(14);
    } finally {
        buffer.release();
    }
}
Example 10
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
private void testSliceCapacityChange(boolean retainedSlice) {
    ByteBuf buf = newBuffer(8);
    ByteBuf slice = retainedSlice ? buf.retainedSlice(buf.readerIndex() + 1, 3)
                                  : buf.slice(buf.readerIndex() + 1, 3);
    try {
        slice.capacity(10);
    } finally {
        if (retainedSlice) {
            slice.release();
        }
        buf.release();
    }
}
Example 11
Source File: AbstractByteBufTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@Test
public void testCopy() {
    for (int i = 0; i < buffer.capacity(); i ++) {
        byte value = (byte) random.nextInt();
        buffer.setByte(i, value);
    }

    final int readerIndex = CAPACITY / 3;
    final int writerIndex = CAPACITY * 2 / 3;
    buffer.setIndex(readerIndex, writerIndex);

    // Make sure all properties are copied.
    ByteBuf copy = buffer.copy();
    assertEquals(0, copy.readerIndex());
    assertEquals(buffer.readableBytes(), copy.writerIndex());
    assertEquals(buffer.readableBytes(), copy.capacity());
    assertSame(buffer.order(), copy.order());
    for (int i = 0; i < copy.capacity(); i ++) {
        assertEquals(buffer.getByte(i + readerIndex), copy.getByte(i));
    }

    // Make sure the buffer content is independent from each other.
    buffer.setByte(readerIndex, (byte) (buffer.getByte(readerIndex) + 1));
    assertTrue(buffer.getByte(readerIndex) != copy.getByte(0));
    copy.setByte(1, (byte) (copy.getByte(1) + 1));
    assertTrue(buffer.getByte(readerIndex + 1) != copy.getByte(1));
    copy.release();
}
Example 12
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
private void testWriteCharSequenceExpand(Charset charset) {
    ByteBuf buf = newBuffer(1);
    try {
        int writerIndex = buf.capacity() - 1;
        buf.writerIndex(writerIndex);
        int written = buf.writeCharSequence("AB", charset);
        assertEquals(writerIndex, buf.writerIndex() - written);
    } finally {
        buf.release();
    }
}
Example 13
Source File: AbstractByteBufTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test(expected = IllegalArgumentException.class)
public void testCapacityEnforceMaxCapacity() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(14);
    } finally {
        buffer.release();
    }
}
Example 14
Source File: AbstractByteBufTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@Test
public void testCapacityIncrease() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(4);
        assertEquals(4, buffer.capacity());
        assertEquals(13, buffer.maxCapacity());
    } finally {
        buffer.release();
    }
}
Example 15
Source File: AbstractByteBufTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@Test
public void testCapacityDecrease() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(2);
        assertEquals(2, buffer.capacity());
        assertEquals(13, buffer.maxCapacity());
    } finally {
        buffer.release();
    }
}
Example 16
Source File: AbstractByteBufTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@Test(expected = IllegalArgumentException.class)
public void testCapacityNegative() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(-1);
    } finally {
        buffer.release();
    }
}
Example 17
Source File: AbstractByteBufTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@Test(expected = IllegalArgumentException.class)
public void testCapacityEnforceMaxCapacity() {
    ByteBuf buffer = newBuffer(3, 13);
    assertEquals(13, buffer.maxCapacity());
    assertEquals(3, buffer.capacity());
    try {
        buffer.capacity(14);
    } finally {
        buffer.release();
    }
}
Example 18
Source File: AbstractByteBufTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
private void testSliceCapacityChange(boolean retainedSlice) {
    ByteBuf buf = newBuffer(8);
    ByteBuf slice = retainedSlice ? buf.retainedSlice(buf.readerIndex() + 1, 3)
                                  : buf.slice(buf.readerIndex() + 1, 3);
    try {
        slice.capacity(10);
    } finally {
        if (retainedSlice) {
            slice.release();
        }
        buf.release();
    }
}
Example 19
Source File: AbstractByteBufTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
private void testDuplicateCapacityChange(boolean retainedDuplicate) {
    ByteBuf buf = newBuffer(8);
    ByteBuf dup = retainedDuplicate ? buf.retainedDuplicate() : buf.duplicate();
    try {
        dup.capacity(10);
        assertEquals(buf.capacity(), dup.capacity());
        dup.capacity(5);
        assertEquals(buf.capacity(), dup.capacity());
    } finally {
        if (retainedDuplicate) {
            dup.release();
        }
        buf.release();
    }
}
Example 20
Source File: AbstractByteBufTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
private void testWriteCharSequenceExpand(Charset charset) {
    ByteBuf buf = newBuffer(1);
    try {
        int writerIndex = buf.capacity() - 1;
        buf.writerIndex(writerIndex);
        int written = buf.writeCharSequence("AB", charset);
        assertEquals(writerIndex, buf.writerIndex() - written);
    } finally {
        buf.release();
    }
}