| /* |
| * Copyright (C) 2014 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.hardware.camera2.marshal.impl; |
| |
| import static android.hardware.camera2.impl.CameraMetadataNative.*; |
| import static android.hardware.camera2.marshal.MarshalHelpers.*; |
| |
| import android.hardware.camera2.marshal.Marshaler; |
| import android.hardware.camera2.marshal.MarshalQueryable; |
| import android.hardware.camera2.utils.TypeReference; |
| |
| import java.nio.ByteBuffer; |
| |
| /** |
| * Marshal booleans: TYPE_BYTE <-> boolean/Boolean |
| */ |
| public class MarshalQueryableBoolean implements MarshalQueryable<Boolean> { |
| |
| private class MarshalerBoolean extends Marshaler<Boolean> { |
| protected MarshalerBoolean(TypeReference<Boolean> typeReference, int nativeType) { |
| super(MarshalQueryableBoolean.this, typeReference, nativeType); |
| } |
| |
| @Override |
| public void marshal(Boolean value, ByteBuffer buffer) { |
| boolean unboxValue = value; |
| buffer.put((byte)(unboxValue ? 1 : 0)); |
| } |
| |
| @Override |
| public Boolean unmarshal(ByteBuffer buffer) { |
| return buffer.get() != 0; |
| } |
| |
| @Override |
| public int getNativeSize() { |
| return SIZEOF_BYTE; |
| } |
| } |
| |
| @Override |
| public Marshaler<Boolean> createMarshaler(TypeReference<Boolean> managedType, |
| int nativeType) { |
| return new MarshalerBoolean(managedType, nativeType); |
| } |
| |
| @Override |
| public boolean isTypeMappingSupported(TypeReference<Boolean> managedType, int nativeType) { |
| return (Boolean.class.equals(managedType.getType()) |
| || boolean.class.equals(managedType.getType())) && nativeType == TYPE_BYTE; |
| } |
| |
| |
| } |