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Removing unused methods in Numbers (#37186) 

Remove several unused helper methods. Most of them are one-liners and should 
be easier to be used from the corresponding primitive wrapper classes. 
The bytes array conversion methods are unused as well, it should be easy to 
re-create them if needed.
This commit is contained in:
Christoph Büscher 2019-01-08 00:14:50 +01:00 committed by GitHub
parent 3b48b99861
commit 56e472bfbc
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1 changed files with 0 additions and 86 deletions
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86
server/src/main/java/org/elasticsearch/common/Numbers.java
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@ -33,48 +33,6 @@ public final class Numbers {
private static final BigInteger MIN_LONG_VALUE = BigInteger.valueOf(Long.MIN_VALUE);
private Numbers() {
}
/**
* Converts a byte array to an short.
*
* @param arr The byte array to convert to an short
* @return The int converted
*/
public static short bytesToShort(byte[] arr) {
return (short) (((arr[0] & 0xff) << 8) | (arr[1] & 0xff));
}
public static short bytesToShort(BytesRef bytes) {
return (short) (((bytes.bytes[bytes.offset] & 0xff) << 8) | (bytes.bytes[bytes.offset + 1] & 0xff));
}
/**
* Converts a byte array to an int.
*
* @param arr The byte array to convert to an int
* @return The int converted
*/
public static int bytesToInt(byte[] arr) {
return (arr[0] << 24) | ((arr[1] & 0xff) << 16) | ((arr[2] & 0xff) << 8) | (arr[3] & 0xff);
}
public static int bytesToInt(BytesRef bytes) {
return (bytes.bytes[bytes.offset] << 24) | ((bytes.bytes[bytes.offset + 1] & 0xff) << 16) |
((bytes.bytes[bytes.offset + 2] & 0xff) << 8) | (bytes.bytes[bytes.offset + 3] & 0xff);
}
/**
* Converts a byte array to a long.
*
* @param arr The byte array to convert to a long
* @return The long converter
*/
public static long bytesToLong(byte[] arr) {
int high = (arr[0] << 24) | ((arr[1] & 0xff) << 16) | ((arr[2] & 0xff) << 8) | (arr[3] & 0xff);
int low = (arr[4] << 24) | ((arr[5] & 0xff) << 16) | ((arr[6] & 0xff) << 8) | (arr[7] & 0xff);
return (((long) high) << 32) | (low & 0x0ffffffffL);
}
public static long bytesToLong(BytesRef bytes) {
@ -85,40 +43,6 @@ public final class Numbers {
return (((long) high) << 32) | (low & 0x0ffffffffL);
}
/**
* Converts a byte array to float.
*
* @param arr The byte array to convert to a float
* @return The float converted
*/
public static float bytesToFloat(byte[] arr) {
return Float.intBitsToFloat(bytesToInt(arr));
}
public static float bytesToFloat(BytesRef bytes) {
return Float.intBitsToFloat(bytesToInt(bytes));
}
/**
* Converts a byte array to double.
*
* @param arr The byte array to convert to a double
* @return The double converted
*/
public static double bytesToDouble(byte[] arr) {
return Double.longBitsToDouble(bytesToLong(arr));
}
public static double bytesToDouble(BytesRef bytes) {
return Double.longBitsToDouble(bytesToLong(bytes));
}
/**
* Converts an int to a byte array.
*
* @param val The int to convert to a byte array
* @return The byte array converted
*/
public static byte[] intToBytes(int val) {
byte[] arr = new byte[4];
arr[0] = (byte) (val >>> 24);
@ -160,16 +84,6 @@ public final class Numbers {
return arr;
}
/**
* Converts a float to a byte array.
*
* @param val The float to convert to a byte array
* @return The byte array converted
*/
public static byte[] floatToBytes(float val) {
return intToBytes(Float.floatToRawIntBits(val));
}
/**
* Converts a double to a byte array.
*