X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Futil%2FStringUtils.java;h=2cbbfbf8367495e6c40996af5a4f93f122300012;hb=f0fd407e5fad67185a9813c57bfc50aacaf1de6e;hp=1c9d7b7a493a7ec1606262c13fc80077cf94722a;hpb=1c6ddae580d69eb0fa5b4291ba84fd6ba9b83621;p=jalview.git diff --git a/src/jalview/util/StringUtils.java b/src/jalview/util/StringUtils.java index 1c9d7b7..2cbbfbf 100644 --- a/src/jalview/util/StringUtils.java +++ b/src/jalview/util/StringUtils.java @@ -138,14 +138,15 @@ public class StringUtils * @param delimiter * @return elements separated by separator */ - public static String[] separatorListToArray(String input, String delimiter) + public static String[] separatorListToArray(String input, + String delimiter) { int seplen = delimiter.length(); if (input == null || input.equals("") || input.equals(delimiter)) { return null; } - List jv = new ArrayList(); + List jv = new ArrayList<>(); int cp = 0, pos, escape; boolean wasescaped = false, wasquoted = false; String lstitem = null; @@ -155,9 +156,8 @@ public class StringUtils if (wasescaped || wasquoted) { // append to previous pos - jv.set(jv.size() - 1, - lstitem = lstitem + delimiter - + input.substring(cp, pos + escape)); + jv.set(jv.size() - 1, lstitem = lstitem + delimiter + + input.substring(cp, pos + escape)); } else { @@ -201,8 +201,8 @@ public class StringUtils } if (DEBUG) { - System.err.println("Empty Array from '" + delimiter - + "' separated List"); + System.err.println( + "Empty Array from '" + delimiter + "' separated List"); } return null; } @@ -235,20 +235,20 @@ public class StringUtils } if (DEBUG) { - System.err.println("Returning '" + separator - + "' separated List:\n"); + System.err + .println("Returning '" + separator + "' separated List:\n"); System.err.println(v); } return v.toString(); } if (DEBUG) { - System.err.println("Returning empty '" + separator - + "' separated List\n"); + System.err.println( + "Returning empty '" + separator + "' separated List\n"); } return "" + separator; } - + /** * Converts a list to a string with a delimiter before each term except the * first. Returns an empty string given a null or zero-length argument. This @@ -364,8 +364,8 @@ public class StringUtils } } catch (NumberFormatException e) { - System.err.println("Invalid version format found: " - + e.getMessage()); + System.err + .println("Invalid version format found: " + e.getMessage()); return 0; } } @@ -383,4 +383,91 @@ public class StringUtils */ return 0; } + + /** + * Converts the string to all lower-case except the first character which is + * upper-cased + * + * @param s + * @return + */ + public static String toSentenceCase(String s) + { + if (s == null) + { + return s; + } + if (s.length() <= 1) + { + return s.toUpperCase(); + } + return s.substring(0, 1).toUpperCase() + s.substring(1).toLowerCase(); + } + + /** + * A helper method that strips off any leading or trailing html and body tags. + * If no html tag is found, then also html-encodes angle bracket characters. + * + * @param text + * @return + */ + public static String stripHtmlTags(String text) + { + if (text == null) + { + return null; + } + String tmp2up = text.toUpperCase(); + int startTag = tmp2up.indexOf(""); + if (startTag > -1) + { + text = text.substring(startTag + 6); + tmp2up = tmp2up.substring(startTag + 6); + } + // is omission of "" intentional here?? + int endTag = tmp2up.indexOf(""); + if (endTag > -1) + { + text = text.substring(0, endTag); + tmp2up = tmp2up.substring(0, endTag); + } + endTag = tmp2up.indexOf(""); + if (endTag > -1) + { + text = text.substring(0, endTag); + } + + if (startTag == -1 && (text.contains("<") || text.contains(">"))) + { + text = text.replaceAll("<", "<"); + text = text.replaceAll(">", ">"); + } + return text; + } + + /** + * Answers true if the string is not empty and consists only of digits, or + * characters 'a'-'f' or 'A'-'F', else false + * + * @param s + * @return + */ + public static boolean isHexString(String s) + { + int j = s.length(); + if (j == 0) + { + return false; + } + for (int i = 0; i < j; i++) + { + int c = s.charAt(i); + if (!(c >= '0' && c <= '9') && !(c >= 'a' && c <= 'f') + && !(c >= 'A' && c <= 'F')) + { + return false; + } + } + return true; + } }