Java Code Examples for java.util.AbstractCollection#isEmpty()

The following examples show how to use java.util.AbstractCollection#isEmpty() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: Client.java    From JFX-Browser with MIT License 5 votes vote down vote up 
private static String join(AbstractCollection<String> col, String delimiter) {
	if (col.isEmpty()) return "";
	Iterator<String> iter = col.iterator();
	StringBuffer buffer = new StringBuffer(iter.next());
	while(iter.hasNext()) buffer.append(delimiter).append(iter.next());
	return buffer.toString();
}
Example 2
Source File: IterableAdapter.java    From springlets with Apache License 2.0 5 votes vote down vote up 
@Override
public Iterable<S> unmarshal(AbstractCollection<S> source) throws Exception {

  if (source == null || source.isEmpty()) {
    return Collections.emptyList();
  }

  return source;
}
Example 3
Source File: StringUtils.java    From spork with Apache License 2.0 5 votes vote down vote up 
public static String join(AbstractCollection<String> s, String delimiter) {
    if (s.isEmpty()) return "";
    Iterator<String> iter = s.iterator();
    StringBuffer buffer = new StringBuffer(iter.next());
    while (iter.hasNext()) {
        buffer.append(delimiter);
        buffer.append(iter.next());
    }
    return buffer.toString();
}
Example 4
Source File: LoadFunc.java    From spork with Apache License 2.0 5 votes vote down vote up 
/**
 * Join multiple strings into a string delimited by the given delimiter.
 * 
 * @param s a collection of strings
 * @param delimiter the delimiter 
 * @return a 'delimiter' separated string
 */
public static String join(AbstractCollection<String> s, String delimiter) {
    if (s.isEmpty()) return "";
    Iterator<String> iter = s.iterator();
    StringBuffer buffer = new StringBuffer(iter.next());
    while (iter.hasNext()) {
        buffer.append(delimiter);
        buffer.append(iter.next());
    }
    return buffer.toString();
}
Example 5
Source File: StringManipulationHelper.java    From biojava with GNU Lesser General Public License v2.1 5 votes vote down vote up 
public static String join(AbstractCollection<String> s, String delimiter) {
    if (s == null || s.isEmpty()) return "";
    Iterator<String> iter = s.iterator();
    StringBuilder builder = new StringBuilder(iter.next());
    while( iter.hasNext() )
    {
	builder.append(delimiter).append(iter.next());
    }
    return builder.toString();
}