langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/util/ListBuffer.java
equal
deleted
inserted
replaced
101 */ |
101 */ |
102 private void copy() { |
102 private void copy() { |
103 if (elems.nonEmpty()) { |
103 if (elems.nonEmpty()) { |
104 List<A> orig = elems; |
104 List<A> orig = elems; |
105 |
105 |
106 elems = last = List.<A>of(orig.head); |
106 elems = last = List.of(orig.head); |
107 |
107 |
108 while ((orig = orig.tail).nonEmpty()) { |
108 while ((orig = orig.tail).nonEmpty()) { |
109 last.tail = List.<A>of(orig.head); |
109 last.tail = List.of(orig.head); |
110 last = last.tail; |
110 last = last.tail; |
111 } |
111 } |
112 } |
112 } |
113 } |
113 } |
114 |
114 |
124 /** Append an element to buffer. |
124 /** Append an element to buffer. |
125 */ |
125 */ |
126 public ListBuffer<A> append(A x) { |
126 public ListBuffer<A> append(A x) { |
127 Assert.checkNonNull(x); |
127 Assert.checkNonNull(x); |
128 if (shared) copy(); |
128 if (shared) copy(); |
129 List<A> newLast = List.<A>of(x); |
129 List<A> newLast = List.of(x); |
130 if (last != null) { |
130 if (last != null) { |
131 last.tail = newLast; |
131 last.tail = newLast; |
132 last = newLast; |
132 last = newLast; |
133 } else { |
133 } else { |
134 elems = last = newLast; |
134 elems = last = newLast; |