private String toUnderscoreSeparated(String camelCase) {
String[] array = StringUtils.splitByCharacterTypeCamelCase(camelCase);
StringBuffer buf = new StringBuffer();
for (int i = 0; i < array.length; i++) {
String s = array[i];
buf.append(s.substring(0, 1).toLowerCase());
buf.append(s.substring(1));
if (i != array.length - 1) {
buf.append("_");
}
}
return buf.toString();
}
private String toCamelCase(String underscoreSeparated) {
StringTokenizer tokens = new StringTokenizer(underscoreSeparated, "_");
StringBuffer buf = new StringBuffer();
while (tokens.hasMoreTokens()) {
String word = tokens.nextToken();
if (buf.length() == 0) {
buf.append(word);
} else {
buf.append(word.substring(0, 1).toUpperCase());
buf.append(word.substring(1));
}
}
return buf.toString();
}
private String toString(Map<String, Object> map) {
StringBuffer buf = new StringBuffer();
for (String key : map.keySet()) {
buf.append(key);
buf.append("=");
Object value = map.get(key);
if (value != null) {
buf.append(value.getClass().getName());
buf.append(":");
buf.append(value.toString());
} else {
buf.append("null");
}
buf.append(", ");
}
return buf.toString();
}