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//---PACKAGE DECLARATION--- |
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package uk.ac.ukc.iscream.util; |
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|
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//---IMPORTS--- |
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import java.util.*; |
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|
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/** |
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* A class containing useful methods for manipulating |
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* String objects. |
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* |
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* @author $Author: tdb1 $ |
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* @version $Id: StringUtils.java,v 1.1 2001/02/04 04:56:08 tdb1 Exp $ |
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*/ |
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public class StringUtils { |
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|
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//---FINAL ATTRIBUTES--- |
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|
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/** |
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* The current CVS revision of this class |
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*/ |
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public static final String REVISION = "$Revision: 1.1 $"; |
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|
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//---STATIC METHODS--- |
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|
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/** |
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* Searches a string and replaces all occurences |
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* of the given search text with the given replacement |
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* text. |
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* |
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* @param text the text to search and replace in |
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* @param search the string to look for and replace |
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* @param replace the text to replace with |
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* @return the updated version of text |
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*/ |
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public static String replaceText(String text, String search, String replace) { |
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StringBuffer textBuffer = new StringBuffer(text); |
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int currIndex = 0; |
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currIndex = text.indexOf(search, currIndex); |
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while(currIndex != -1) { |
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if (currIndex != -1) { |
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textBuffer.delete(currIndex, currIndex + search.length()); |
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textBuffer.insert(currIndex, replace); |
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} |
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text = textBuffer.toString(); |
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currIndex = text.indexOf(search, currIndex + search.length()); |
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} |
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return new String(textBuffer); |
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} |
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|
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/** |
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* This method takes an array of String's and a |
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* String to look for and returns the position |
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* in the array that the string occurs. |
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* |
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* @param search the string to look for |
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* @param array the array to look in |
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* |
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* @return the position in the array |
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*/ |
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public static int getStringPos(String search, String[] array) { |
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for(int x = 0; x < array.length; x++) { |
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if (array[x].equals(search)) { |
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return x; |
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} |
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} |
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return -1; |
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} |
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|
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//---CONSTRUCTORS--- |
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|
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//---PUBLIC METHODS--- |
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|
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/** |
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* Overrides the {@link java.lang.Object#toString() Object.toString()} |
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* method to provide clean logging (every class should have this). |
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* |
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* This uses the uk.ac.ukc.iscream.util.FormatName class |
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* to format the toString() |
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* |
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* @return the name of this class and its CVS revision |
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*/ |
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public String toString() { |
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return FormatName.getName( |
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_name, |
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getClass().getName(), |
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REVISION); |
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} |
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|
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//---PRIVATE METHODS--- |
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|
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//---ACCESSOR/MUTATOR METHODS--- |
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|
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//---ATTRIBUTES--- |
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|
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/** |
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* This is the friendly identifier of the |
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* component this class is running in. |
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* eg, a Filter may be called "filter1", |
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* If this class does not have an owning |
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* component, a name from the configuration |
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* can be placed here. This name could also |
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* be changed to null for utility classes. |
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*/ |
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private String _name = null; |
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|
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//---STATIC ATTRIBUTES--- |
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|
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} |
