in core/src/main/java/gnu/trove/TIntLongHashMap.java [512:529]
public String toString() {
final StringBuilder sb = new StringBuilder();
forEachEntry(new TIntLongProcedure() {
@Override
public boolean execute(int key, long value) {
if (sb.length() != 0) {
sb.append(',').append(' ');
}
sb.append(key);
sb.append('=');
sb.append(value);
return true;
}
});
sb.append('}');
sb.insert(0, '{');
return sb.toString();
}