/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
package com.facebook.react.bridge;
import com.facebook.jni.Countable;
import com.facebook.proguard.annotations.DoNotStrip;
import com.facebook.soloader.SoLoader;
/**
* Implementation of a read-only map in native memory. This will generally be constructed and filled
* in native code so you shouldn't construct one yourself.
*/
@DoNotStrip
public class ReadableNativeMap extends NativeMap implements ReadableMap {
static {
SoLoader.loadLibrary(ReactBridge.REACT_NATIVE_LIB);
}
@Override
public native boolean hasKey(String name);
@Override
public native boolean isNull(String name);
@Override
public native boolean getBoolean(String name);
@Override
public native double getDouble(String name);
@Override
public native int getInt(String name);
@Override
public native String getString(String name);
@Override
public native ReadableNativeArray getArray(String name);
@Override
public native ReadableNativeMap getMap(String name);
@Override
public native ReadableType getType(String name);
@Override
public ReadableMapKeySetIterator keySetIterator() {
return new ReadableNativeMapKeySetIterator(this);
}
/**
* Implementation of a {@link ReadableNativeMap} iterator in native memory.
*/
@DoNotStrip
private static class ReadableNativeMapKeySetIterator extends Countable
implements ReadableMapKeySetIterator {
private final ReadableNativeMap mReadableNativeMap;
public ReadableNativeMapKeySetIterator(ReadableNativeMap readableNativeMap) {
mReadableNativeMap = readableNativeMap;
initialize(mReadableNativeMap);
}
@Override
public native boolean hasNextKey();
@Override
public native String nextKey();
private native void initialize(ReadableNativeMap readableNativeMap);
}
}