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

Issue 814543006: Move //mojo/{public, edk} underneath //third_party (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase Created 5 years, 11 months ago
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Index: mojo/public/java/system/src/org/chromium/mojo/system/Core.java
diff --git a/mojo/public/java/system/src/org/chromium/mojo/system/Core.java b/mojo/public/java/system/src/org/chromium/mojo/system/Core.java
deleted file mode 100644
index 660a13f1659a23cb0d5c267957b5887c5f978d79..0000000000000000000000000000000000000000
--- a/mojo/public/java/system/src/org/chromium/mojo/system/Core.java
+++ /dev/null
@@ -1,312 +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.util.List;
-
-/**
- * Core mojo interface giving access to the base operations. See |src/mojo/public/c/system/core.h|
- * for the underlying api.
- */
-public interface Core {
-
- /**
- * Used to indicate an infinite deadline (timeout).
- */
- public static final long DEADLINE_INFINITE = -1;
-
- /**
- * Signals for the wait operations on handles.
- */
- public static class HandleSignals extends Flags<HandleSignals> {
- /**
- * Constructor.
- *
- * @param signals the serialized signals.
- */
- public HandleSignals(int signals) {
- super(signals);
- }
-
- private static final int FLAG_NONE = 0;
- private static final int FLAG_READABLE = 1 << 0;
- private static final int FLAG_WRITABLE = 1 << 1;
- private static final int FLAG_PEER_CLOSED = 1 << 2;
-
- /**
- * Immutable signals.
- */
- public static final HandleSignals NONE = HandleSignals.none().immutable();
- public static final HandleSignals READABLE =
- HandleSignals.none().setReadable(true).immutable();
- public static final HandleSignals WRITABLE =
- HandleSignals.none().setWritable(true).immutable();
-
- /**
- * Change the readable bit of this signal.
- *
- * @param readable the new value of the readable bit.
- * @return this.
- */
- public HandleSignals setReadable(boolean readable) {
- return setFlag(FLAG_READABLE, readable);
- }
-
- /**
- * Change the writable bit of this signal.
- *
- * @param writable the new value of the writable bit.
- * @return this.
- */
- public HandleSignals setWritable(boolean writable) {
- return setFlag(FLAG_WRITABLE, writable);
- }
-
- /**
- * Change the peer closed bit of this signal.
- *
- * @param peerClosed the new value of the peer closed bit.
- * @return this.
- */
- public HandleSignals setPeerClosed(boolean peerClosed) {
- return setFlag(FLAG_PEER_CLOSED, peerClosed);
- }
-
- /**
- * Returns a signal with no bit set.
- */
- public static HandleSignals none() {
- return new HandleSignals(FLAG_NONE);
- }
-
- }
-
- /**
- * Returns a platform-dependent monotonically increasing tick count representing "right now."
- */
- public long getTimeTicksNow();
-
- /**
- * Returned by wait functions to indicate the signaling state of handles.
- */
- public static class HandleSignalsState {
- /**
- * Signals that were satisfied at some time // before the call returned.
- */
- private final HandleSignals mSatisfiedSignals;
-
- /**
- * Signals that are possible to satisfy. For example, if the return value was
- * |MOJO_RESULT_FAILED_PRECONDITION|, you can use this field to determine which, if any, of
- * the signals can still be satisfied.
- */
- private final HandleSignals mSatisfiableSignals;
-
- /**
- * Constructor.
- */
- public HandleSignalsState(
- HandleSignals satisfiedSignals, HandleSignals satisfiableSignals) {
- mSatisfiedSignals = satisfiedSignals;
- mSatisfiableSignals = satisfiableSignals;
- }
-
- /**
- * Returns the satisfiedSignals.
- */
- public HandleSignals getSatisfiedSignals() {
- return mSatisfiedSignals;
- }
-
- /**
- * Returns the satisfiableSignals.
- */
- public HandleSignals getSatisfiableSignals() {
- return mSatisfiableSignals;
- }
- }
-
- /**
- * Result for the |wait| method.
- */
- public static class WaitResult {
- /**
- * The result of the wait method.
- * <p>
- * |MojoResult.OK| if some signal in |signals| was satisfied (or is already satisfied).
- * <p>
- * |MojoResult.DEADLINE_EXCEEDED| if the deadline has passed without any of the signals
- * being satisfied.
- * <p>
- * |MojoResult.CANCELLED| if |handle| is closed concurrently by another thread.
- * <p>
- * |MojoResult.FAILED_PRECONDITION| if it is or becomes impossible that any flag in
- * |signals| will ever be satisfied (for example, if the other endpoint is closed).
- */
- private int mMojoResult;
-
- /**
- * The signaling state of handles.
- */
- private HandleSignalsState mHandleSignalsState;
-
- /**
- * Returns the mojoResult.
- */
- public int getMojoResult() {
- return mMojoResult;
- }
-
- /**
- * @param mojoResult the mojoResult to set
- */
- public void setMojoResult(int mojoResult) {
- mMojoResult = mojoResult;
- }
-
- /**
- * Returns the handleSignalsState.
- */
- public HandleSignalsState getHandleSignalsState() {
- return mHandleSignalsState;
- }
-
- /**
- * @param handleSignalsState the handleSignalsState to set
- */
- public void setHandleSignalsState(HandleSignalsState handleSignalsState) {
- mHandleSignalsState = handleSignalsState;
- }
- }
-
- /**
- * Waits on the given |handle| until the state indicated by |signals| is satisfied or until
- * |deadline| has passed.
- *
- * @return a |WaitResult|.
- */
- public WaitResult wait(Handle handle, HandleSignals signals, long deadline);
-
- /**
- * Result for the |waitMany| method.
- */
- public static class WaitManyResult {
-
- /**
- * See |wait| for the different possible values.
- */
- private int mMojoResult;
-
- /**
- * If |mojoResult| is |MojoResult.OK|, |handleIndex| is the index of the handle for which
- * some flag was satisfied (or is already satisfied). If |mojoResult| is
- * |MojoResult.CANCELLED| or |MojoResult.FAILED_PRECONDITION|, |handleIndex| is the index of
- * the handle for which the issue occurred.
- */
- private int mHandleIndex;
-
- /**
- * The signaling state of handles. Will not be set if |mojoResult| is
- * |MOJO_RESULT_INVALID_ARGUMENT| or |MOJO_RESULT_RESOURCE_EXHAUSTED|
- */
- private List<HandleSignalsState> mSignalStates;
-
- /**
- * Returns the mojoResult.
- */
- public int getMojoResult() {
- return mMojoResult;
- }
-
- /**
- * @param mojoResult the mojoResult to set
- */
- public void setMojoResult(int mojoResult) {
- mMojoResult = mojoResult;
- }
-
- /**
- * Returns the handleIndex.
- */
- public int getHandleIndex() {
- return mHandleIndex;
- }
-
- /**
- * @param handleIndex the handleIndex to set
- */
- public void setHandleIndex(int handleIndex) {
- mHandleIndex = handleIndex;
- }
-
- /**
- * Returns the signalStates.
- */
- public List<HandleSignalsState> getSignalStates() {
- return mSignalStates;
- }
-
- /**
- * @param signalStates the signalStates to set
- */
- public void setSignalStates(List<HandleSignalsState> signalStates) {
- mSignalStates = signalStates;
- }
- }
-
- /**
- * Waits on handle in |handles| for at least one of them to satisfy the associated
- * |HandleSignals|, or until |deadline| has passed.
- *
- * @returns a |WaitManyResult|.
- */
- public WaitManyResult waitMany(List<Pair<Handle, HandleSignals>> handles, long deadline);
-
- /**
- * Creates a message pipe, which is a bidirectional communication channel for framed data (i.e.,
- * messages), with the given options. Messages can contain plain data and/or Mojo handles.
- *
- * @return the set of handles for the two endpoints (ports) of the message pipe.
- */
- public Pair<MessagePipeHandle, MessagePipeHandle> createMessagePipe(
- MessagePipeHandle.CreateOptions options);
-
- /**
- * Creates a data pipe, which is a unidirectional communication channel for unframed data, with
- * the given options. Data is unframed, but must come as (multiples of) discrete elements, of
- * the size given in |options|. See |DataPipe.CreateOptions| for a description of the different
- * options available for data pipes. |options| may be set to null for a data pipe with the
- * default options (which will have an element size of one byte and have some system-dependent
- * capacity).
- *
- * @return the set of handles for the two endpoints of the data pipe.
- */
- public Pair<DataPipe.ProducerHandle, DataPipe.ConsumerHandle> createDataPipe(
- DataPipe.CreateOptions options);
-
- /**
- * Creates a buffer that can be shared between applications (by duplicating the handle -- see
- * |SharedBufferHandle.duplicate()| -- and passing it over a message pipe). To access the
- * buffer, one must call |SharedBufferHandle.map|.
- *
- * @return the new |SharedBufferHandle|.
- */
- public SharedBufferHandle createSharedBuffer(SharedBufferHandle.CreateOptions options,
- long numBytes);
-
- /**
- * Acquires a handle from the native side. The handle will be owned by the returned object and
- * must not be closed outside of it.
- *
- * @return a new {@link UntypedHandle} representing the native handle.
- */
- public UntypedHandle acquireNativeHandle(int handle);
-
- /**
- * Returns a default implementation of {@link AsyncWaiter}.
- */
- public AsyncWaiter getDefaultAsyncWaiter();
-
-}

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