Example usage for io.netty.util.internal PlatformDependent getShort

Introduction

In this page you can find the example usage for io.netty.util.internal PlatformDependent getShort.

Prototype

public static short getShort(long address) 

Source Link

Usage

From source file:org.apache.activemq.artemis.utils.AbstractByteBufPool.java

License:Apache License

private static int offHeapHashCode(final long address, final int offset, final int length) {
    final int intCount = length >>> 1;
    final int byteCount = length & 1;
    int hashCode = 1;
    int arrayIndex = offset;
    for (int i = 0; i < intCount; i++) {
        hashCode = 31 * hashCode + PlatformDependent.getShort(address + arrayIndex);
        arrayIndex += 2;// w  ww . ja v a2  s  . c  o m
    }
    for (int i = 0; i < byteCount; i++) {
        hashCode = 31 * hashCode + PlatformDependent.getByte(address + arrayIndex++);
    }
    return hashCode;
}

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From source file:org.apache.tajo.engine.planner.physical.RadixSort.java

License:Apache License

/**
 * Get a radix key from a column values of the given tuple.
 * The sign of the column value should be considered.
 *
 * @param tuple//from ww w.  ja  va 2 s  .c o  m
 * @param sortKeyId
 * @param pass
 * @return
 */
static int ascNullLastSignConsidered16RadixKey(UnSafeTuple tuple, int sortKeyId, int pass) {
    int key = _16BIT_NULL_LAST_IDX; // for null
    if (!tuple.isBlankOrNull(sortKeyId)) {
        // For negative values, the key should be 1 ~ 32768. For positive values, the key should be 32769 ~ 65536.
        key = PlatformDependent.getShort(getFieldAddr(tuple.address(), sortKeyId) + (pass))
                + _16BIT_SECOND_HALF_START_IDX;
    }
    return key;
}

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From source file:org.apache.tajo.engine.planner.physical.RadixSort.java

License:Apache License

/**
 * Get a 16-bit radix key from a column values of the given tuple.
 * The sign of the column value should be considered.
 *
 * @param tuple//from w  w  w . ja v a2  s  .  c  o m
 * @param sortKeyId
 * @param pass
 * @return
 */
static int ascNullFirstSignConsidered16RadixKey(UnSafeTuple tuple, int sortKeyId, int pass) {
    int key = _16BIT_NULL_FIRST_IDX; // for null
    if (!tuple.isBlankOrNull(sortKeyId)) {
        // For negative values, the key should be 1 ~ 32768. For positive values, the key should be 32769 ~ 65536.
        key = PlatformDependent.getShort(getFieldAddr(tuple.address(), sortKeyId) + (pass))
                + _16BIT_SECOND_HALF_START_IDX;
    }
    return key;
}

---

From source file:org.apache.tajo.engine.planner.physical.RadixSort.java

License:Apache License

/**
 * Get a 16-bit radix key from a column values of the given tuple.
 * The sign of the column value should be considered.
 *
 * @param tuple//from   w  w  w.  j a  va2s .c  o  m
 * @param sortKeyId
 * @param pass
 * @return
 */
static int descNullLastSignConsidered16RadixKey(UnSafeTuple tuple, int sortKeyId, int pass) {
    int key = _16BIT_NULL_LAST_IDX; // for null
    if (!tuple.isBlankOrNull(sortKeyId)) {
        // For positive values, the key should be 1 ~ 32768. For negative values, the key should be 32769 ~ 65536.
        key = _16BIT_FIRST_HALF_END_IDX
                - PlatformDependent.getShort(getFieldAddr(tuple.address(), sortKeyId) + (pass));
    }
    return key;
}

---

From source file:org.apache.tajo.engine.planner.physical.RadixSort.java

License:Apache License

/**
 * Get a 16-bit radix key from a column values of the given tuple.
 * The sign of the column value should be considered.
 *
 * @param tuple/*from w  ww.j a  va 2  s . c  o m*/
 * @param sortKeyId
 * @param pass
 * @return
 */
static int descNullFirstSignConsidered16RadixKey(UnSafeTuple tuple, int sortKeyId, int pass) {
    int key = _16BIT_NULL_FIRST_IDX; // for null
    if (!tuple.isBlankOrNull(sortKeyId)) {
        // For positive values, the key should be 1 ~ 32768. For negative values, the key should be 32769 ~ 65536.
        key = _16BIT_FIRST_HALF_END_IDX
                - PlatformDependent.getShort(getFieldAddr(tuple.address(), sortKeyId) + (pass));
    }
    return key;
}

---

From source file:org.apache.tajo.engine.planner.physical.RadixSort.java

License:Apache License

/**
 * Get a 16-bit radix key from a column values of the given tuple.
 * The return key is an unsigned short value.
 *
 * @param tuple//  ww  w.j  a  va2  s  .  com
 * @param sortKeyId
 * @param pass
 * @return
 */
static int ascNullLast16RadixKey(UnSafeTuple tuple, int sortKeyId, int pass) {
    int key = _16BIT_NULL_LAST_IDX; // for null
    if (!tuple.isBlankOrNull(sortKeyId)) {
        key = 1 + (PlatformDependent.getShort(getFieldAddr(tuple.address(), sortKeyId) + (pass))
                & SHORT_UNSIGNED_MASK);
    }
    return key;
}

---

From source file:org.apache.tajo.engine.planner.physical.RadixSort.java

License:Apache License

/**
 * Get a 16-bit radix key from a column values of the given tuple.
 * The return key is an unsigned short value.
 *
 * @param tuple//from  w  w  w  .j a  v a  2  s .c o  m
 * @param sortKeyId
 * @param pass
 * @return
 */
static int ascNullFirst16RadixKey(UnSafeTuple tuple, int sortKeyId, int pass) {
    int key = _16BIT_NULL_FIRST_IDX; // for null
    if (!tuple.isBlankOrNull(sortKeyId)) {
        key = 1 + (PlatformDependent.getShort(getFieldAddr(tuple.address(), sortKeyId) + (pass))
                & SHORT_UNSIGNED_MASK);
    }
    return key;
}

---

From source file:org.apache.tajo.engine.planner.physical.RadixSort.java

License:Apache License

/**
 * Get a 16-bit radix key from a column values of the given tuple.
 * The return key is an unsigned short value.
 *
 * @param tuple/* w  w  w.  j  ava2  s  .c  o m*/
 * @param sortKeyId
 * @param pass
 * @return
 */
static int descNullLast16RadixKey(UnSafeTuple tuple, int sortKeyId, int pass) {
    int key = _16BIT_NULL_LAST_IDX; // for null
    if (!tuple.isBlankOrNull(sortKeyId)) {
        key = _16BIT_MAX_BIN_IDX
                - (PlatformDependent.getShort(getFieldAddr(tuple.address(), sortKeyId) + (pass))
                        & SHORT_UNSIGNED_MASK);
    }
    return key;
}

---

From source file:org.apache.tajo.engine.planner.physical.RadixSort.java

License:Apache License

/**
 * Get a 16-bit radix key from a column values of the given tuple.
 * The return key is an unsigned short value.
 *
 * @param tuple//from w w w  . j a va  2  s .com
 * @param sortKeyId
 * @param pass
 * @return
 */
static int descNullFirst16RadixKey(UnSafeTuple tuple, int sortKeyId, int pass) {
    int key = _16BIT_NULL_FIRST_IDX; // for null
    if (!tuple.isBlankOrNull(sortKeyId)) {
        key = _16BIT_MAX_BIN_IDX
                - (PlatformDependent.getShort(getFieldAddr(tuple.address(), sortKeyId) + (pass))
                        & SHORT_UNSIGNED_MASK);
    }
    return key;
}

---

From source file:org.apache.tajo.engine.planner.physical.RadixSort.java

License:Apache License

/**
 * Get a 1-bit radix key from a column values of the given tuple.
 * The keys of 0 and 3 are reserved for null values.
 *
 * @param tuple//from   ww  w.j  av a  2  s .  c o  m
 * @param sortKeyId
 * @param pass
 * @return
 */
static int ascNullFirst1bRadixKey(UnSafeTuple tuple, int sortKeyId, int pass) {
    int key = 0; // for null
    if (!tuple.isBlankOrNull(sortKeyId)) {
        key = 2 - ((PlatformDependent.getShort(getFieldAddr(tuple.address(), sortKeyId) + (pass))
                & 0xFFFF) >> 15);
    }
    return key;
}

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