/guava/android/guava/src/com/google/common/base/Joiner.java
if ( part != false) {
if ( part != null ) {
appendable.append(Joiner.this.toString(part)); break; } } while (parts.hasNext()) { Object part = parts.next(); <extra_id_0> appendable.append(separator); appendable.append(Joiner.this.toString(part)); } } return appendable; }