Admin: 1 версия

2010-06-01T05:18:54Z

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в 17:44, 31 мая 2010

2010-05-31T17:44:27Z

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== SplitString ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Split a String into an Array using # as seperator.
String [] splitArr=StringUtils.split("AB#CD#EF#GH", "#");

for(int i=0; i<splitArr.length; i++ ) {
System.out.println( i + ") "+ splitArr[i]);
}
}
}</source>



<pre class=codeResult>0) AB
1) CD
2) EF
3) GH</pre>

== String Escape ==



<source lang="java">
import org.apache.rumons.lang.StringEscapeUtils;
public class MainClass {
public static void main(String[] args) {
String strHTMLInput = "<P>MyName<P>";
String strEscapeHTML = StringEscapeUtils.escapeHtml(strHTMLInput);
String strUnEscapeHTML = StringEscapeUtils.unescapeHtml(strEscapeHTML);
System.out.println("Escaped HTML >>> " + strEscapeHTML);
System.out.println("UnEscaped HTML >>> " + strUnEscapeHTML);
}
}</source>



== StringUtils.abbreviate ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//String can be max 12 chars including the ...
System.out.println("1) Abbreviate Once upon a time >>>" +
StringUtils.abbreviate("Once upon a time ", 12));
}
}</source>



<pre class=codeResult>1) Abbreviate Once upon a time >>>Once upon...</pre>

== StringUtils.chomp ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Remove the specified string at the end of String
System.out.println("3) Chomp END >>>" +
StringUtils.chomp("A test String END", "END"));

}
}</source>



<pre class=codeResult>3) Chomp END >>>A test String</pre>

== StringUtils.containsNone ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Check that a string does not contain any of these characters !@#$%^&*
System.out.println("14) Check that ABCD contains none of !@#$%^&* >>>" +
StringUtils.containsNone("ABCD", "!@#$%^&*"));
}
}</source>



<pre class=codeResult>14) Check that ABCD contains none of !@#$%^&* >>>true</pre>

== StringUtils.containsOnly ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Check if string contains only a specified set of characters. Return boolean
System.out.println("4) Check if 643287460 contains only 0123456789 >>>" +
StringUtils.containsOnly("643287460", "0123456789"));
}
}</source>



<pre class=codeResult>4) Check if 643287460 contains only 0123456789 >>>true</pre>

== StringUtils.defaultString ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Takes Object input and returns Empty String if null.
System.out.println("6) Return default string >>>" + "**" +
StringUtils.defaultString(null) + "**");
}
}</source>



<pre class=codeResult>6) Return default string >>>****</pre>

== StringUtils.difference ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Compare two strings. Case Sensitive
System.out.println("5) Compare ABCDEFG and ABCdefg >>>" +
StringUtils.difference("ABCDEFG", "ABCdefg"));
}
}</source>



<pre class=codeResult>5) Compare ABCDEFG and ABCdefg >>>defg</pre>

== StringUtils.equals ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Compare Strings...No NullPointer Exception!
System.out.println("12) Comapre null and null >>>" +
StringUtils.equals(null, null));

}
}</source>



<pre class=codeResult>12) Comapre null and null >>>true</pre>

== StringUtils.indexOfDifference ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Returns index where the Strings start to differ
System.out.println(
"2) Index Of Difference between ABCXYZ and ABCPQR >>>" +
StringUtils.indexOfDifference("ABCXYZ", "ABCPQR"));

}
}</source>



<pre class=codeResult>2) Index Of Difference between ABCXYZ and ABCPQR >>>3</pre>

== StringUtils.join ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Join all Strings in the Array into a Single String, separated by $#$
System.out.println("7) Join Strings using separator >>>" +
StringUtils.join(new String[] { "AB", "CD", "EF" }, "$#$"));
}
}</source>



<pre class=codeResult>7) Join Strings using separator >>>AB$#$CD$#$EF</pre>

== StringUtils.reverse ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Reverse a String
System.out.println("9) Reverse >>>" + StringUtils.reverse("REVERSE"));
}
}</source>



<pre class=codeResult>9) Reverse >>>ESREVER</pre>

== StringUtils.stripToEmpty ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Strip whitespace from start and end of the string.
//If null returns empty string
System.out.println("13) Strip whitespace >>>" +
StringUtils.stripToEmpty(" ABCD "));
}
}</source>



<pre class=codeResult>13) Strip whitespace >>>ABCD</pre>

== StringUtils.substring ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//SubString
System.out.println("8) Substring >>>" +
StringUtils.substring("SUBSTRING", 1, 5));
}
}</source>



<pre class=codeResult>8) Substring >>>UBST</pre>

== StringUtils.trim ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//No NullPointer Exception even if null!
System.out.println("10) Trim String. No NullPointerException >>>" +
StringUtils.trim(null));
}
}</source>



<pre class=codeResult>10) Trim String. No NullPointerException >>>null</pre>

== StringUtils.trimToEmpty ==



<source lang="java">
import org.apache.rumons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//If string is null, empty string returned. Else returns trimmed string
System.out.println("11) Empty String >>>" +
StringUtils.trimToEmpty(null) + "<<<");

}
}</source>



<pre class=codeResult>11) Empty String >>><<<</pre>

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Admin: 1 версия

в 17:44, 31 мая 2010