Index: third_party/protobuf/java/core/src/main/java/com/google/protobuf/ByteOutput.java |
diff --git a/third_party/protobuf/java/core/src/main/java/com/google/protobuf/ByteOutput.java b/third_party/protobuf/java/core/src/main/java/com/google/protobuf/ByteOutput.java |
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+// 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 java.io.IOException; |
+import java.nio.ByteBuffer; |
+ |
+/** |
+ * An output target for raw bytes. This interface provides semantics that support two types of |
+ * writing: |
+ * |
+ * <p/><b>Traditional write operations:</b> |
+ * (as defined by {@link java.io.OutputStream}) where the target method is responsible for either |
+ * copying the data or completing the write before returning from the method call. |
+ * |
+ * <p/><b>Lazy write operations:</b> where the caller guarantees that it will never modify the |
+ * provided buffer and it can therefore be considered immutable. The target method is free to |
+ * maintain a reference to the buffer beyond the scope of the method call (e.g. until the write |
+ * operation completes). |
+ */ |
+@ExperimentalApi |
+public abstract class ByteOutput { |
+ /** |
+ * Writes a single byte. |
+ * |
+ * @param value the byte to be written |
+ * @throws IOException thrown if an error occurred while writing |
+ */ |
+ public abstract void write(byte value) throws IOException; |
+ |
+ /** |
+ * Writes a sequence of bytes. The {@link ByteOutput} must copy {@code value} if it will |
+ * not be processed prior to the return of this method call, since {@code value} may be |
+ * reused/altered by the caller. |
+ * |
+ * <p>NOTE: This method <strong>MUST NOT</strong> modify the {@code value}. Doing so is a |
+ * programming error and will lead to data corruption which will be difficult to debug. |
+ * |
+ * @param value the bytes to be written |
+ * @param offset the offset of the start of the writable range |
+ * @param length the number of bytes to write starting from {@code offset} |
+ * @throws IOException thrown if an error occurred while writing |
+ */ |
+ public abstract void write(byte[] value, int offset, int length) throws IOException; |
+ |
+ /** |
+ * Writes a sequence of bytes. The {@link ByteOutput} is free to retain a reference to the value |
+ * beyond the scope of this method call (e.g. write later) since it is considered immutable and is |
+ * guaranteed not to change by the caller. |
+ * |
+ * <p>NOTE: This method <strong>MUST NOT</strong> modify the {@code value}. Doing so is a |
+ * programming error and will lead to data corruption which will be difficult to debug. |
+ * |
+ * @param value the bytes to be written |
+ * @param offset the offset of the start of the writable range |
+ * @param length the number of bytes to write starting from {@code offset} |
+ * @throws IOException thrown if an error occurred while writing |
+ */ |
+ public abstract void writeLazy(byte[] value, int offset, int length) throws IOException; |
+ |
+ /** |
+ * Writes a sequence of bytes. The {@link ByteOutput} must copy {@code value} if it will |
+ * not be processed prior to the return of this method call, since {@code value} may be |
+ * reused/altered by the caller. |
+ * |
+ * <p>NOTE: This method <strong>MUST NOT</strong> modify the {@code value}. Doing so is a |
+ * programming error and will lead to data corruption which will be difficult to debug. |
+ * |
+ * @param value the bytes to be written. Upon returning from this call, the {@code position} of |
+ * this buffer will be set to the {@code limit} |
+ * @throws IOException thrown if an error occurred while writing |
+ */ |
+ public abstract void write(ByteBuffer value) throws IOException; |
+ |
+ /** |
+ * Writes a sequence of bytes. The {@link ByteOutput} is free to retain a reference to the value |
+ * beyond the scope of this method call (e.g. write later) since it is considered immutable and is |
+ * guaranteed not to change by the caller. |
+ * |
+ * <p>NOTE: This method <strong>MUST NOT</strong> modify the {@code value}. Doing so is a |
+ * programming error and will lead to data corruption which will be difficult to debug. |
+ * |
+ * @param value the bytes to be written. Upon returning from this call, the {@code position} of |
+ * this buffer will be set to the {@code limit} |
+ * @throws IOException thrown if an error occurred while writing |
+ */ |
+ public abstract void writeLazy(ByteBuffer value) throws IOException; |
+} |