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java.lang.Objectorg.jpox.util.StringUtils
Utilities for String manipulation.
Constructor Summary | |
StringUtils()
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Method Summary | |
static boolean |
areStringsEqual(java.lang.String str1,
java.lang.String str2)
Utility to tell if two strings are the same. |
static java.lang.String |
booleanArrayToString(boolean[] ba)
Utility to convert a boolean[] to a String. |
static java.lang.String |
collectionToString(java.util.Collection coll)
Converts the given collection of objects to string as a comma-separated list. |
static int |
getIntValueForProperty(java.util.Properties props,
java.lang.String propName,
int defaultValue)
Convenience method to extract an integer property value from a Properties file. |
static java.lang.String |
intArrayToString(int[] ia)
Utility to convert an int[] to a String. |
static boolean |
isEmpty(java.lang.String s)
check string is null or length is 0. |
static boolean |
isValidJavaIdentifierForJDOQL(java.lang.String s)
Utility to check if a name is a valid Java identifier. |
static boolean |
isWhitespace(java.lang.String str)
Utility to check if a string is whitespace. |
static java.lang.String |
jdoFlagsToString(byte flags)
Utility to convert JDO specific flags to a String. |
static java.lang.String |
leftAlignedPaddedString(java.lang.String input,
int length)
Utility to return a left-aligned version of a string padded to the number of characters specified. |
static boolean |
notEmpty(java.lang.String s)
check string isnot null and length > 0. |
static java.lang.String |
objectArrayToString(java.lang.Object[] arr)
Utility to convert an Object[] to a String. |
static java.lang.String |
replaceAll(java.lang.String theString,
java.lang.String toReplace,
java.lang.String replacement)
Replaces each substring of this string that matches toReplace. |
static java.lang.String |
rightAlignedPaddedString(java.lang.String input,
int length)
Utility to return a right-aligned version of a string padded to the number of characters specified. |
static java.lang.String[] |
split(java.lang.String valuesString,
java.lang.String token)
Splits a list of values separated by a token |
static java.lang.String |
toJVMIDString(java.lang.Object obj)
Utility to convert an object to a JVM type string. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public StringUtils()
Method Detail |
public static java.lang.String replaceAll(java.lang.String theString, java.lang.String toReplace, java.lang.String replacement)
theString
- The string to usetoReplace
- The string to replace.replacement
- The replacement string.
public static boolean isWhitespace(java.lang.String str)
str
- The string to check
public static boolean areStringsEqual(java.lang.String str1, java.lang.String str2)
str1
- The first stringstr2
- The second string
public static java.lang.String leftAlignedPaddedString(java.lang.String input, int length)
input
- The input stringlength
- The length desired
public static java.lang.String rightAlignedPaddedString(java.lang.String input, int length)
input
- The input stringlength
- The length desired
public static java.lang.String[] split(java.lang.String valuesString, java.lang.String token)
valuesString
- the text to be splitedtoken
- the token
public static java.lang.String toJVMIDString(java.lang.Object obj)
obj
- The object
public static java.lang.String booleanArrayToString(boolean[] ba)
ba
- The boolean[]
public static java.lang.String intArrayToString(int[] ia)
ia
- The int[]
public static java.lang.String objectArrayToString(java.lang.Object[] arr)
arr
- The Object[]
public static java.lang.String collectionToString(java.util.Collection coll)
coll
- collection of objects to be converted
public static java.lang.String jdoFlagsToString(byte flags)
flags
- The JDO flags
public static boolean isValidJavaIdentifierForJDOQL(java.lang.String s)
s
- The name
public static int getIntValueForProperty(java.util.Properties props, java.lang.String propName, int defaultValue)
props
- The PropertiespropName
- Name of the propertydefaultValue
- The default value to use (in case not specified)
public static boolean isEmpty(java.lang.String s)
s
- check string
public static boolean notEmpty(java.lang.String s)
s
- check string
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