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Added methods putByte, putShort, etc. to ByteStringBuilder

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This commit is contained in:
Oliver Schulz 2012-05-17 23:14:46 +02:00
parent f4ee17dcac
commit 15507dff85
1 changed files with 82 additions and 0 deletions
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82
akka-actor/src/main/scala/akka/util/ByteString.scala
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@ -535,6 +535,88 @@ final class ByteStringBuilder extends Builder[Byte, ByteString] {
this
}
/**
* Add a single Byte to this builder.
*/
def putByte(x: Byte): this.type = this += x
/**
* Add a single Short to this builder.
*/
def putShort(x: Short, byteOrder: ByteOrder = ByteOrder.BIG_ENDIAN): this.type = {
if (byteOrder == ByteOrder.BIG_ENDIAN) {
this += (x >>> 8).toByte
this += (x >>> 0).toByte
} else if (byteOrder == ByteOrder.LITTLE_ENDIAN) {
this += (x >>> 0).toByte
this += (x >>> 8).toByte
} else throw new IllegalArgumentException("Unknown byte order " + byteOrder)
}
/**
* Add a single Int to this builder.
*/
def putInt(x: Int, byteOrder: ByteOrder = ByteOrder.BIG_ENDIAN): this.type = {
fillArray(4) {
case (target, offset) ⇒ {
if (byteOrder == ByteOrder.BIG_ENDIAN) {
target(offset + 0) = (x >>> 24).toByte
target(offset + 1) = (x >>> 16).toByte
target(offset + 2) = (x >>> 8).toByte
target(offset + 3) = (x >>> 0).toByte
} else if (byteOrder == ByteOrder.LITTLE_ENDIAN) {
target(offset + 0) = (x >>> 0).toByte
target(offset + 1) = (x >>> 8).toByte
target(offset + 2) = (x >>> 16).toByte
target(offset + 3) = (x >>> 24).toByte
} else throw new IllegalArgumentException("Unknown byte order " + byteOrder)
}
}
this
}
/**
* Add a single Long to this builder.
*/
def putLong(x: Long, byteOrder: ByteOrder = ByteOrder.BIG_ENDIAN): this.type = {
fillArray(8) {
case (target, offset) ⇒ {
if (byteOrder == ByteOrder.BIG_ENDIAN) {
target(offset + 0) = (x >>> 56).toByte
target(offset + 1) = (x >>> 48).toByte
target(offset + 2) = (x >>> 40).toByte
target(offset + 3) = (x >>> 32).toByte
target(offset + 4) = (x >>> 24).toByte
target(offset + 5) = (x >>> 16).toByte
target(offset + 6) = (x >>> 8).toByte
target(offset + 7) = (x >>> 0).toByte
} else if (byteOrder == ByteOrder.LITTLE_ENDIAN) {
target(offset + 0) = (x >>> 0).toByte
target(offset + 1) = (x >>> 8).toByte
target(offset + 2) = (x >>> 16).toByte
target(offset + 3) = (x >>> 24).toByte
target(offset + 4) = (x >>> 32).toByte
target(offset + 5) = (x >>> 40).toByte
target(offset + 6) = (x >>> 48).toByte
target(offset + 7) = (x >>> 56).toByte
} else throw new IllegalArgumentException("Unknown byte order " + byteOrder)
}
}
this
}
/**
* Add a single Float to this builder.
*/
def putFloat(x: Float, byteOrder: ByteOrder = ByteOrder.BIG_ENDIAN): this.type =
putInt(java.lang.Float.floatToRawIntBits(x), byteOrder)
/**
* Add a single Double to this builder.
*/
def putDouble(x: Double, byteOrder: ByteOrder = ByteOrder.BIG_ENDIAN): this.type =
putLong(java.lang.Double.doubleToRawLongBits(x), byteOrder)
/**
* Add a number of Bytes from an array to this builder.
*/