/**
* 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 javax.annotation.Nullable;
import android.support.v4.util.Pools;
/**
* Implementation of Dynamic wrapping a ReadableMap.
*/
public class DynamicFromMap implements Dynamic {
private static final Pools.SimplePool<DynamicFromMap> sPool = new Pools.SimplePool<>(10);
private @Nullable ReadableMap mMap;
private @Nullable String mName;
// This is a pools object. Hide the constructor.
private DynamicFromMap() {}
public static DynamicFromMap create(ReadableMap map, String name) {
DynamicFromMap dynamic = sPool.acquire();
if (dynamic == null) {
dynamic = new DynamicFromMap();
}
dynamic.mMap = map;
dynamic.mName = name;
return dynamic;
}
@Override
public void recycle() {
mMap = null;
mName = null;
sPool.release(this);
}
@Override
public boolean isNull() {
if (mMap == null || mName == null) {
throw new IllegalStateException("This dynamic value has been recycled");
}
return mMap.isNull(mName);
}
@Override
public boolean asBoolean() {
if (mMap == null || mName == null) {
throw new IllegalStateException("This dynamic value has been recycled");
}
return mMap.getBoolean(mName);
}
@Override
public double asDouble() {
if (mMap == null || mName == null) {
throw new IllegalStateException("This dynamic value has been recycled");
}
return mMap.getDouble(mName);
}
@Override
public int asInt() {
if (mMap == null || mName == null) {
throw new IllegalStateException("This dynamic value has been recycled");
}
return mMap.getInt(mName);
}
@Override
public String asString() {
if (mMap == null || mName == null) {
throw new IllegalStateException("This dynamic value has been recycled");
}
return mMap.getString(mName);
}
@Override
public ReadableArray asArray() {
if (mMap == null || mName == null) {
throw new IllegalStateException("This dynamic value has been recycled");
}
return mMap.getArray(mName);
}
@Override
public ReadableMap asMap() {
if (mMap == null || mName == null) {
throw new IllegalStateException("This dynamic value has been recycled");
}
return mMap.getMap(mName);
}
@Override
public ReadableType getType() {
if (mMap == null || mName == null) {
throw new IllegalStateException("This dynamic value has been recycled");
}
return mMap.getType(mName);
}
}