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Unified Diff: mojo/public/java/system/src/org/chromium/mojo/system/SharedBufferHandle.java

Issue 2250183003: Make the fuchsia mojo/public repo the source of truth. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 4 years, 4 months ago
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Index: mojo/public/java/system/src/org/chromium/mojo/system/SharedBufferHandle.java
diff --git a/mojo/public/java/system/src/org/chromium/mojo/system/SharedBufferHandle.java b/mojo/public/java/system/src/org/chromium/mojo/system/SharedBufferHandle.java
deleted file mode 100644
index 79eed579db35235a9f46ba8f6b811312603dc163..0000000000000000000000000000000000000000
--- a/mojo/public/java/system/src/org/chromium/mojo/system/SharedBufferHandle.java
+++ /dev/null
@@ -1,212 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.mojo.system;
-
-import java.nio.ByteBuffer;
-
-/**
- * A buffer that can be shared between applications.
- */
-public interface SharedBufferHandle extends Handle {
-
- /**
- * Flags for the shared buffer creation operation.
- */
- public static class CreateFlags extends Flags<CreateFlags> {
- private static final int FLAG_NONE = 0;
-
- /**
- * Immutable flag with not bit set.
- */
- public static final CreateFlags NONE = CreateFlags.none().immutable();
-
- /**
- * Dedicated constructor.
- *
- * @param flags initial value of the flags.
- */
- protected CreateFlags(int flags) {
- super(flags);
- }
-
- /**
- * @return flags with no bit set.
- */
- public static CreateFlags none() {
- return new CreateFlags(FLAG_NONE);
- }
-
- }
-
- /**
- * Used to specify creation parameters for a shared buffer to |Core#createSharedBuffer()|.
- */
- public static class CreateOptions {
- private CreateFlags mFlags = CreateFlags.NONE;
-
- /**
- * @return the flags
- */
- public CreateFlags getFlags() {
- return mFlags;
- }
-
- }
-
- /**
- * Flags for the shared buffer duplication operation.
- */
- public static class DuplicateFlags extends Flags<DuplicateFlags> {
- private static final int FLAG_NONE = 0;
-
- /**
- * Immutable flag with not bit set.
- */
- public static final DuplicateFlags NONE = DuplicateFlags.none().immutable();
-
- /**
- * Dedicated constructor.
- *
- * @param flags initial value of the flags.
- */
- protected DuplicateFlags(int flags) {
- super(flags);
- }
-
- /**
- * @return flags with no bit set.
- */
- public static DuplicateFlags none() {
- return new DuplicateFlags(FLAG_NONE);
- }
-
- }
-
- /**
- * Used to specify parameters in duplicating access to a shared buffer to
- * |SharedBufferHandle#duplicate|
- */
- public static class DuplicateOptions {
- private DuplicateFlags mFlags = DuplicateFlags.NONE;
-
- /**
- * @return the flags
- */
- public DuplicateFlags getFlags() {
- return mFlags;
- }
-
- }
-
- /**
- * Flags for the shared buffer map operation.
- */
- public static class MapFlags extends Flags<MapFlags> {
- private static final int FLAG_NONE = 0;
-
- /**
- * Immutable flag with not bit set.
- */
- public static final MapFlags NONE = MapFlags.none().immutable();
-
- /**
- * Dedicated constructor.
- *
- * @param flags initial value of the flags.
- */
- protected MapFlags(int flags) {
- super(flags);
- }
-
- /**
- * @return flags with no bit set.
- */
- public static MapFlags none() {
- return new MapFlags(FLAG_NONE);
- }
-
- }
-
- /**
- * Flags for the shared buffer information operation.
- */
- public static class BufferInformationFlags extends Flags<BufferInformationFlags> {
- private static final int FLAG_NONE = 0;
-
- /**
- * Immutable flag with not bit set.
- */
- public static final BufferInformationFlags NONE = BufferInformationFlags.none().immutable();
-
- /**
- * Dedicated constructor.
- *
- * @param flags initial value of the flags.
- */
- public BufferInformationFlags(int flags) {
- super(flags);
- }
-
- /**
- * @return flags with no bit set.
- */
- public static BufferInformationFlags none() {
- return new BufferInformationFlags(FLAG_NONE);
- }
- }
-
- /**
- * Used to receive information for a shared buffer.
- */
- public static class BufferInformation {
- private final BufferInformationFlags mFlags;
- private final long mBufferSize;
-
- public BufferInformation(BufferInformationFlags flags, long bufferSize) {
- this.mFlags = flags;
- this.mBufferSize = bufferSize;
- }
-
- public BufferInformationFlags getFlags() {
- return mFlags;
- }
- public long getBufferSize() {
- return mBufferSize;
- }
- }
-
- /**
- * @see org.chromium.mojo.system.Handle#pass()
- */
- @Override
- public SharedBufferHandle pass();
-
- /**
- * Duplicates the handle. This creates another handle (returned on success), which can then be
- * sent to another application over a message pipe, while retaining access to this handle (and
- * any mappings that it may have).
- */
- public SharedBufferHandle duplicate(DuplicateOptions options);
-
- /**
- * Map the part (at offset |offset| of length |numBytes|) of the buffer given by this handle
- * into memory. |offset + numBytes| must be less than or equal to the size of the buffer. On
- * success, the returned buffer points to memory with the requested part of the buffer. A single
- * buffer handle may have multiple active mappings (possibly depending on the buffer type). The
- * permissions (e.g., writable or executable) of the returned memory may depend on the
- * properties of the buffer and properties attached to the buffer handle as well as |flags|.
- */
- public ByteBuffer map(long offset, long numBytes, MapFlags flags);
-
- /**
- * Unmap a buffer pointer that was mapped by |map()|.
- */
- public void unmap(ByteBuffer buffer);
-
- /**
- * Retrieves information about the shared buffer.
- */
- public BufferInformation getBufferInformation();
-}

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