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Diffstat (limited to 'core/java/android/content/IEntityIterator.java')
| -rw-r--r-- | core/java/android/content/IEntityIterator.java | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/core/java/android/content/IEntityIterator.java b/core/java/android/content/IEntityIterator.java new file mode 100644 index 0000000..1c478b3 --- /dev/null +++ b/core/java/android/content/IEntityIterator.java @@ -0,0 +1,181 @@ +/* + * Copyright (C) 2009 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package android.content; + +import android.os.Binder; +import android.os.IBinder; +import android.os.IInterface; +import android.os.Parcel; +import android.os.RemoteException; +import android.os.Parcelable; +import android.util.Log; + +/** + * ICPC interface methods for an iterator over Entity objects. + * @hide + */ +public interface IEntityIterator extends IInterface { + /** Local-side IPC implementation stub class. */ + public static abstract class Stub extends Binder implements IEntityIterator { + private static final String TAG = "IEntityIterator"; + private static final java.lang.String DESCRIPTOR = "android.content.IEntityIterator"; + + /** Construct the stub at attach it to the interface. */ + public Stub() { + this.attachInterface(this, DESCRIPTOR); + } + /** + * Cast an IBinder object into an IEntityIterator interface, + * generating a proxy if needed. + */ + public static IEntityIterator asInterface(IBinder obj) { + if ((obj==null)) { + return null; + } + IInterface iin = obj.queryLocalInterface(DESCRIPTOR); + if (((iin!=null)&&(iin instanceof IEntityIterator))) { + return ((IEntityIterator)iin); + } + return new IEntityIterator.Stub.Proxy(obj); + } + + public IBinder asBinder() { + return this; + } + + public boolean onTransact(int code, Parcel data, Parcel reply, int flags) + throws RemoteException { + switch (code) { + case INTERFACE_TRANSACTION: + { + reply.writeString(DESCRIPTOR); + return true; + } + + case TRANSACTION_hasNext: + { + data.enforceInterface(DESCRIPTOR); + boolean _result; + try { + _result = this.hasNext(); + } catch (Exception e) { + Log.e(TAG, "caught exception in hasNext()", e); + reply.writeException(e); + return true; + } + reply.writeNoException(); + reply.writeInt(((_result)?(1):(0))); + return true; + } + + case TRANSACTION_next: + { + data.enforceInterface(DESCRIPTOR); + Entity entity; + try { + entity = this.next(); + } catch (RemoteException e) { + Log.e(TAG, "caught exception in next()", e); + reply.writeException(e); + return true; + } + reply.writeNoException(); + entity.writeToParcel(reply, Parcelable.PARCELABLE_WRITE_RETURN_VALUE); + return true; + } + + case TRANSACTION_close: + { + data.enforceInterface(DESCRIPTOR); + try { + this.close(); + } catch (RemoteException e) { + Log.e(TAG, "caught exception in close()", e); + reply.writeException(e); + return true; + } + reply.writeNoException(); + return true; + } + } + return super.onTransact(code, data, reply, flags); + } + + private static class Proxy implements IEntityIterator { + private IBinder mRemote; + Proxy(IBinder remote) { + mRemote = remote; + } + public IBinder asBinder() { + return mRemote; + } + public java.lang.String getInterfaceDescriptor() { + return DESCRIPTOR; + } + public boolean hasNext() throws RemoteException { + Parcel _data = Parcel.obtain(); + Parcel _reply = Parcel.obtain(); + boolean _result; + try { + _data.writeInterfaceToken(DESCRIPTOR); + mRemote.transact(Stub.TRANSACTION_hasNext, _data, _reply, 0); + _reply.readException(); + _result = (0!=_reply.readInt()); + } + finally { + _reply.recycle(); + _data.recycle(); + } + return _result; + } + + public Entity next() throws RemoteException { + Parcel _data = Parcel.obtain(); + Parcel _reply = Parcel.obtain(); + try { + _data.writeInterfaceToken(DESCRIPTOR); + mRemote.transact(Stub.TRANSACTION_next, _data, _reply, 0); + _reply.readException(); + return Entity.CREATOR.createFromParcel(_reply); + } finally { + _reply.recycle(); + _data.recycle(); + } + } + + public void close() throws RemoteException { + Parcel _data = Parcel.obtain(); + Parcel _reply = Parcel.obtain(); + try { + _data.writeInterfaceToken(DESCRIPTOR); + mRemote.transact(Stub.TRANSACTION_close, _data, _reply, 0); + _reply.readException(); + } + finally { + _reply.recycle(); + _data.recycle(); + } + } + } + static final int TRANSACTION_hasNext = (IBinder.FIRST_CALL_TRANSACTION + 0); + static final int TRANSACTION_next = (IBinder.FIRST_CALL_TRANSACTION + 1); + static final int TRANSACTION_close = (IBinder.FIRST_CALL_TRANSACTION + 2); + } + public boolean hasNext() throws RemoteException; + public Entity next() throws RemoteException; + public void close() throws RemoteException; +} |