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java.lang.Objectcom.netmera.mobile.util.StringUtils
public class StringUtils
Field Summary | |
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static java.lang.String |
EMPTY
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Constructor Summary | |
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StringUtils()
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Method Summary | ||
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static java.lang.Object[] |
convertCollectionsToArray(java.util.Collection<?> collection)
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static java.lang.String |
convertInputStreamToString(java.io.InputStream in)
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static java.util.Date |
convertStringToDate(java.lang.String dateStr)
Converts String into Date |
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static boolean |
isNotBlank(java.lang.String str)
Checks if a String is not empty (""), not null and not whitespace only. |
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static java.lang.String |
join(java.lang.Object[] array,
java.lang.String separator)
Joins the elements of the provided array into a single String containing the provided list of elements. |
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static
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nullCheck(T argument)
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static java.lang.String |
substringAfterLast(java.lang.String str,
java.lang.String separator)
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Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final java.lang.String EMPTY
Constructor Detail |
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public StringUtils()
Method Detail |
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public static java.lang.Object[] convertCollectionsToArray(java.util.Collection<?> collection)
public static java.lang.String substringAfterLast(java.lang.String str, java.lang.String separator)
public static java.util.Date convertStringToDate(java.lang.String dateStr)
public static <T> T nullCheck(T argument)
public static java.lang.String convertInputStreamToString(java.io.InputStream in) throws java.io.IOException
java.io.IOException
public static boolean isNotBlank(java.lang.String str)
StringUtils.isNotBlank(null) = false StringUtils.isNotBlank("") = false StringUtils.isNotBlank(" ") = false StringUtils.isNotBlank("bob") = true StringUtils.isNotBlank(" bob ") = true
str
- - String to check
public static java.lang.String join(java.lang.Object[] array, java.lang.String separator)
Joins the elements of the provided array into a single String containing the provided list of elements.
No delimiter is added before or after the list. A null
separator is the same as an empty String (""). Null objects or empty
strings within the array are represented by empty strings.
StringUtils.join(null, *) = null StringUtils.join([], *) = "" StringUtils.join([null], *) = "" StringUtils.join(["a", "b", "c"], "--") = "a--b--c" StringUtils.join(["a", "b", "c"], null) = "abc" StringUtils.join(["a", "b", "c"], "") = "abc" StringUtils.join([null, "", "a"], ',') = ",,a"
array
- the array of values to join together, may be nullseparator
- the separator character to use, null treated as ""
null
if null array input
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