Example usage for com.google.common.base Preconditions checkPositionIndexes

Introduction

In this page you can find the example usage for com.google.common.base Preconditions checkPositionIndexes.

Prototype

public static void checkPositionIndexes(int start, int end, int size) 

Source Link

Document

Ensures that start and end specify a valid positions in an array, list or string of size size , and are in order.

Usage

From source file:org.iq80.leveldb.util.Slice.java

/**
 * Gets a 64-bit long integer at the specified absolute {@code index} in
 * this buffer. //w  w w.  j  ava2s .  c  o m
 *
 * @throws IndexOutOfBoundsException if the specified {@code index} is less than {@code 0} or
 * {@code index + 8} is greater than {@code this.capacity}
 */
public long getLong(int index) {
    Preconditions.checkPositionIndexes(index, index + SIZE_OF_LONG, this.length);
    index += offset;
    return ((long) data[index] & 0xff) | ((long) data[index + 1] & 0xff) << 8
            | ((long) data[index + 2] & 0xff) << 16 | ((long) data[index + 3] & 0xff) << 24
            | ((long) data[index + 4] & 0xff) << 32 | ((long) data[index + 5] & 0xff) << 40
            | ((long) data[index + 6] & 0xff) << 48 | ((long) data[index + 7] & 0xff) << 56;
}

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From source file:org.apache.kudu.util.Slice.java

/**
 * Gets a 64-bit long integer at the specified absolute {@code index} in
 * this buffer./*from w  w w . j  a v  a 2s.  c o m*/
 *
 * @throws IndexOutOfBoundsException if the specified {@code index} is less than {@code 0} or
 * {@code index + 8} is greater than {@code this.capacity}
 */
public long getLong(int index) {
    Preconditions.checkPositionIndexes(index, index + Longs.BYTES, this.length);
    index += offset;
    return ((long) data[index] & 0xff) | ((long) data[index + 1] & 0xff) << 8
            | ((long) data[index + 2] & 0xff) << 16 | ((long) data[index + 3] & 0xff) << 24
            | ((long) data[index + 4] & 0xff) << 32 | ((long) data[index + 5] & 0xff) << 40
            | ((long) data[index + 6] & 0xff) << 48 | ((long) data[index + 7] & 0xff) << 56;
}

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From source file:net.automatalib.commons.util.array.RichArray.java

public void setAll(int startInclusive, int endExclusive, IntFunction<? extends T> generator) {
    Preconditions.checkPositionIndexes(startInclusive, endExclusive, length);
    Objects.requireNonNull(generator);
    for (int i = start + startInclusive, j = startInclusive; j < endExclusive; i++, j++) {
        contents[i] = generator.apply(j);
    }//from w  w  w.ja va2s  . c  o  m
}

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From source file:net.automatalib.commons.util.array.RichArray.java

public void setAll(int startInclusive, int endExclusive, Supplier<? extends T> supplier) {
    Preconditions.checkPositionIndexes(startInclusive, endExclusive, length);
    Objects.requireNonNull(supplier);
    int end = start + endExclusive;
    for (int i = start + startInclusive; i < end; i++) {
        contents[i] = supplier.get();/*from w ww.  ja va 2  s. c  om*/
    }
}

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From source file:org.apache.kudu.util.Slice.java

/**
 * Transfers this buffer's data to the specified destination starting at
 * the specified absolute {@code index}.
 *
 * @param destinationIndex the first index of the destination
 * @param length the number of bytes to transfer
 * @throws IndexOutOfBoundsException if the specified {@code index} is less than {@code 0},
 * if the specified {@code dstIndex} is less than {@code 0},
 * if {@code index + length} is greater than
 * {@code this.capacity}, or/*  ww w.  j av  a  2  s.  c om*/
 * if {@code dstIndex + length} is greater than
 * {@code dst.length}
 */
public void getBytes(int index, byte[] destination, int destinationIndex, int length) {
    Preconditions.checkPositionIndexes(index, index + length, this.length);
    Preconditions.checkPositionIndexes(destinationIndex, destinationIndex + length, destination.length);
    index += offset;
    System.arraycopy(data, index, destination, destinationIndex, length);
}

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From source file:net.automatalib.commons.util.array.RichArray.java

public boolean contentEquals(Object[] array, int start, int end) {
    Preconditions.checkPositionIndexes(start, end, array.length);
    int alength = end - start;
    if (alength != length) {
        return false;
    }/*  www.j  a  va 2  s  . c om*/
    for (int i = this.start, j = start; j < end; i++, j++) {
        if (!Objects.equals(contents[i], array[j])) {
            return false;
        }
    }
    return true;
}

---

From source file:net.automatalib.commons.util.array.RichArray.java

public boolean contentDeepEquals(Object[] array, int start, int end) {
    Preconditions.checkPositionIndexes(start, end, array.length);
    int alength = end - start;
    if (alength != length) {
        return false;
    }//from  w w w.ja v  a2 s  . c  o  m
    for (int i = this.start, j = start; j < end; i++, j++) {
        if (!Objects.deepEquals(contents[i], array[j])) {
            return false;
        }
    }
    return true;
}

---

From source file:org.apache.kudu.util.Slice.java

/**
 * Transfers this buffer's data to the specified stream starting at the
 * specified absolute {@code index}./*  w w w  . j  ava 2  s  .c o  m*/
 *
 * @param length the number of bytes to transfer
 * @throws IndexOutOfBoundsException if the specified {@code index} is less than {@code 0} or
 * if {@code index + length} is greater than
 * {@code this.capacity}
 * @throws java.io.IOException if the specified stream threw an exception during I/O
 */
public void getBytes(int index, OutputStream out, int length) throws IOException {
    Preconditions.checkPositionIndexes(index, index + length, this.length);
    index += offset;
    out.write(data, index, length);
}

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From source file:org.apache.kudu.util.Slice.java

/**
 * Transfers this buffer's data to the specified channel starting at the
 * specified absolute {@code index}./*from   ww w. j a  v  a  2s . c  om*/
 *
 * @param length the maximum number of bytes to transfer
 * @return the actual number of bytes written out to the specified channel
 * @throws IndexOutOfBoundsException if the specified {@code index} is less than {@code 0} or
 * if {@code index + length} is greater than
 * {@code this.capacity}
 * @throws java.io.IOException if the specified channel threw an exception during I/O
 */
public int getBytes(int index, GatheringByteChannel out, int length) throws IOException {
    Preconditions.checkPositionIndexes(index, index + length, this.length);
    index += offset;
    return out.write(ByteBuffer.wrap(data, index, length));
}

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From source file:org.iq80.leveldb.util.Slice.java

/**
 * Sets the specified 16-bit short integer at the specified absolute
 * {@code index} in this buffer.  The 16 high-order bits of the specified
 * value are ignored./*from   w  w  w . j a  v a  2 s.c o  m*/
 *
 * @throws IndexOutOfBoundsException if the specified {@code index} is less than {@code 0} or
 * {@code index + 2} is greater than {@code this.capacity}
 */
public void setShort(int index, int value) {
    Preconditions.checkPositionIndexes(index, index + SIZE_OF_SHORT, this.length);
    index += offset;
    data[index] = (byte) (value);
    data[index + 1] = (byte) (value >>> 8);
}

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