diff options
Diffstat (limited to 'third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/AbstractProtobufList.java')
-rw-r--r-- | third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/AbstractProtobufList.java | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/AbstractProtobufList.java b/third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/AbstractProtobufList.java deleted file mode 100644 index b17db6e0b3..0000000000 --- a/third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/AbstractProtobufList.java +++ /dev/null @@ -1,180 +0,0 @@ -// Protocol Buffers - Google's data interchange format -// Copyright 2008 Google Inc. All rights reserved. -// https://developers.google.com/protocol-buffers/ -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -package com.google.protobuf; - -import com.google.protobuf.Internal.ProtobufList; - -import java.util.AbstractList; -import java.util.Collection; -import java.util.List; -import java.util.RandomAccess; - -/** - * An abstract implementation of {@link ProtobufList} which manages mutability semantics. All mutate - * methods must check if the list is mutable before proceeding. Subclasses must invoke - * {@link #ensureIsMutable()} manually when overriding those methods. - * <p> - * This implementation assumes all subclasses are array based, supporting random access. - */ -abstract class AbstractProtobufList<E> extends AbstractList<E> implements ProtobufList<E> { - - protected static final int DEFAULT_CAPACITY = 10; - - /** - * Whether or not this list is modifiable. - */ - private boolean isMutable; - - /** - * Constructs a mutable list by default. - */ - AbstractProtobufList() { - isMutable = true; - } - - @Override - public boolean equals(Object o) { - if (o == this) { - return true; - } - if (!(o instanceof List)) { - return false; - } - // Handle lists that do not support RandomAccess as efficiently as possible by using an iterator - // based approach in our super class. Otherwise our index based approach will avoid those - // allocations. - if (!(o instanceof RandomAccess)) { - return super.equals(o); - } - - List<?> other = (List<?>) o; - final int size = size(); - if (size != other.size()) { - return false; - } - for (int i = 0; i < size; i++) { - if (!get(i).equals(other.get(i))) { - return false; - } - } - return true; - } - - @Override - public int hashCode() { - final int size = size(); - int hashCode = 1; - for (int i = 0; i < size; i++) { - hashCode = (31 * hashCode) + get(i).hashCode(); - } - return hashCode; - } - - @Override - public boolean add(E e) { - ensureIsMutable(); - return super.add(e); - } - - @Override - public void add(int index, E element) { - ensureIsMutable(); - super.add(index, element); - } - - @Override - public boolean addAll(Collection<? extends E> c) { - ensureIsMutable(); - return super.addAll(c); - } - - @Override - public boolean addAll(int index, Collection<? extends E> c) { - ensureIsMutable(); - return super.addAll(index, c); - } - - @Override - public void clear() { - ensureIsMutable(); - super.clear(); - } - - @Override - public boolean isModifiable() { - return isMutable; - } - - @Override - public final void makeImmutable() { - isMutable = false; - } - - @Override - public E remove(int index) { - ensureIsMutable(); - return super.remove(index); - } - - @Override - public boolean remove(Object o) { - ensureIsMutable(); - return super.remove(o); - } - - @Override - public boolean removeAll(Collection<?> c) { - ensureIsMutable(); - return super.removeAll(c); - } - - @Override - public boolean retainAll(Collection<?> c) { - ensureIsMutable(); - return super.retainAll(c); - } - - @Override - public E set(int index, E element) { - ensureIsMutable(); - return super.set(index, element); - } - - /** - * Throws an {@link UnsupportedOperationException} if the list is immutable. Subclasses are - * responsible for invoking this method on mutate operations. - */ - protected void ensureIsMutable() { - if (!isMutable) { - throw new UnsupportedOperationException(); - } - } -} |