public
class
Integers
extends Object| java.lang.Object | |
| ↳ | com.pnfsoftware.jeb.util.primitives.Integers |
Class Overview
Utility methods for ints
Summary
| Public Constructors | |||||||||||
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| Integers() | |||||||||||
| Public Methods | |||||||||||
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| static String |
formatHexIntegerCollection(Collection<Integer> list)
Format a collection of ints.
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| static String |
formatIntegerCollection(Collection<Integer> collection, Integer radix, String pfx, String sfx)
Format a collection of ints.
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| static String | formatIntegerCollection(Collection<Integer> collection, Integer radix, String pfx, String sfx, String separator) | ||||||||||
| static Integer | max(Collection<Integer> c) | ||||||||||
| static Integer | min(Collection<Integer> c) | ||||||||||
| static Iterable<Integer> |
range(int cnt)
Generate an incremental range of integers from 0 to the provided count.
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| static Iterable<Integer> |
range(int start, int end, int step)
Generate an iterable range of integers.
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| static Iterable<Integer> |
range(int start, int end)
Generate an incremental range of integers.
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| static int |
safeInt(Integer v)
Safe unbox an Integer to zero when null.
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| static Integer |
safeInt(Integer v, int defaultValue)
Safe unbox an Integer to defaultValue when null.
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| static String | toUnsignedString(int value) | ||||||||||
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[Expand]
Inherited Methods | |||||||||||
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From class
java.lang.Object
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Public Constructors
public Integers ()
Public Methods
public static String formatHexIntegerCollection (Collection<Integer> list)
Format a collection of ints.
public static String formatIntegerCollection (Collection<Integer> collection, Integer radix, String pfx, String sfx)
Format a collection of ints.
public static String formatIntegerCollection (Collection<Integer> collection, Integer radix, String pfx, String sfx, String separator)
Parameters
| radix | optional, default=10 |
|---|---|
| pfx | optional, default=none |
| sfx | optional, default=none |
public static Integer max (Collection<Integer> c)
public static Integer min (Collection<Integer> c)
public static Iterable<Integer> range (int cnt)
Generate an incremental range of integers from 0 to the provided count.
public static Iterable<Integer> range (int start, int end, int step)
Generate an iterable range of integers.
Parameters
| end | exclusive |
|---|---|
| step | increment (can be negative, cannot be zero) |
public static Iterable<Integer> range (int start, int end)
Generate an incremental range of integers.
Parameters
| end | exclusive |
|---|
public static int safeInt (Integer v)
Safe unbox an Integer to zero when null.
Parameters
| v | an Integer object |
|---|
Returns
- the integer value, 0 if null
public static Integer safeInt (Integer v, int defaultValue)
Safe unbox an Integer to defaultValue when null.
Parameters
| v | an Integer object |
|---|---|
| defaultValue | default value if null |
Returns
- the integer value, defaultValue if null