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8226286: Remove unused method java.lang.Integer::formatUnsignedInt and cleanup Integer/Long classes

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Reviewed-by: bpb, redestad
This commit is contained in:
Tagir F. Valeev 2019-06-20 03:32:14 +00:00
parent cab837c7d6
commit 985e0c53b3
2 changed files with 38 additions and 36 deletions
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24
src/java.base/share/classes/java/lang/Long.java
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@ -398,19 +398,17 @@ public final class Long extends Number
}
/**
* Format a long (treated as unsigned) into a character buffer. If
* Format a long (treated as unsigned) into a byte buffer (LATIN1 version). If
* {@code len} exceeds the formatted ASCII representation of {@code val},
* {@code buf} will be padded with leading zeroes.
*
* @param val the unsigned long to format
* @param shift the log2 of the base to format in (4 for hex, 3 for octal, 1 for binary)
* @param buf the character buffer to write to
* @param buf the byte buffer to write to
* @param offset the offset in the destination buffer to start at
* @param len the number of characters to write
*/
/** byte[]/LATIN1 version */
static void formatUnsignedLong0(long val, int shift, byte[] buf, int offset, int len) {
private static void formatUnsignedLong0(long val, int shift, byte[] buf, int offset, int len) {
int charPos = offset + len;
int radix = 1 << shift;
int mask = radix - 1;
@ -420,7 +418,17 @@ public final class Long extends Number
} while (charPos > offset);
}
/** byte[]/UTF16 version */
/**
* Format a long (treated as unsigned) into a byte buffer (UTF16 version). If
* {@code len} exceeds the formatted ASCII representation of {@code val},
* {@code buf} will be padded with leading zeroes.
*
* @param val the unsigned long to format
* @param shift the log2 of the base to format in (4 for hex, 3 for octal, 1 for binary)
* @param buf the byte buffer to write to
* @param offset the offset in the destination buffer to start at
* @param len the number of characters to write
*/
private static void formatUnsignedLong0UTF16(long val, int shift, byte[] buf, int offset, int len) {
int charPos = offset + len;
int radix = 1 << shift;
@ -739,7 +747,7 @@ public final class Long extends Number
*/
public static long parseLong(CharSequence s, int beginIndex, int endIndex, int radix)
throws NumberFormatException {
s = Objects.requireNonNull(s);
Objects.requireNonNull(s);
if (beginIndex < 0 || beginIndex > endIndex || endIndex > s.length()) {
throw new IndexOutOfBoundsException();
@ -985,7 +993,7 @@ public final class Long extends Number
*/
public static long parseUnsignedLong(CharSequence s, int beginIndex, int endIndex, int radix)
throws NumberFormatException {
s = Objects.requireNonNull(s);
Objects.requireNonNull(s);
if (beginIndex < 0 || beginIndex > endIndex || endIndex > s.length()) {
throw new IndexOutOfBoundsException();