jvanzyl 00/11/05 20:50:40
Modified: src/java/org/apache/velocity/texen/util StringUtil.java
Log:
- added some string utilities to aid in text processing.
Revision Changes Path
1.3 +71 -0
jakarta-velocity/src/java/org/apache/velocity/texen/util/StringUtil.java
Index: StringUtil.java
===================================================================
RCS file:
/home/cvs/jakarta-velocity/src/java/org/apache/velocity/texen/util/StringUtil.java,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- StringUtil.java 2000/11/03 14:44:27 1.2
+++ StringUtil.java 2000/11/06 04:50:39 1.3
@@ -63,4 +63,75 @@
String restLetters = data.substring(1).toLowerCase();
return firstLetter + restLetters;
}
+
+ /**
+ * Chop i characters off the end of a string.
+ *
+ * @param string String to chop.
+ * @param i Number of characters to chop.
+ * @return String with processed answer.
+ */
+ public static String chop(String string, int i)
+ {
+ return(string.substring(0, string.length() - i));
+ }
+
+ /**
+ * Remove/collapse multiple spaces.
+ *
+ * @param argStr String to process.
+ * @return String with processed answer.
+ */
+ public static String collapseSpaces(String argStr)
+ {
+ char last = argStr.charAt(0);
+ StringBuffer argBuf = new StringBuffer();
+
+ for (int cIdx = 0 ; cIdx < argStr.length(); cIdx++)
+ {
+ char ch = argStr.charAt(cIdx);
+ if (ch != ' ' || last != ' ')
+ {
+ argBuf.append(ch);
+ last = ch;
+ }
+ }
+
+ return argBuf.toString();
+ }
+
+ /**
+ * Remove/collapse multiple newline characters.
+ *
+ * @param argStr String to process.
+ * @return String with processed answer.
+ */
+ public static String collapseNewlines(String argStr)
+ {
+ char last = argStr.charAt(0);
+ StringBuffer argBuf = new StringBuffer();
+
+ for (int cIdx = 0 ; cIdx < argStr.length(); cIdx++)
+ {
+ char ch = argStr.charAt(cIdx);
+ if (ch != '\n' || last != '\n')
+ {
+ argBuf.append(ch);
+ last = ch;
+ }
+ }
+
+ return argBuf.toString();
+ }
+
+ public boolean allEmpty(Object[] list)
+ {
+ int size = list.length;
+
+ for (int i = 0; i < size; i++)
+ if (list[i].toString().length() > 0)
+ return false;
+
+ return true;
+ }
}
