diff options
Diffstat (limited to 'mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/GeckoBundle.java')
| -rw-r--r-- | mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/GeckoBundle.java | 1164 |
1 files changed, 1164 insertions, 0 deletions
diff --git a/mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/GeckoBundle.java b/mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/GeckoBundle.java new file mode 100644 index 0000000000..4ed37872f2 --- /dev/null +++ b/mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/GeckoBundle.java @@ -0,0 +1,1164 @@ +/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*- + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +package org.mozilla.gecko.util; + +import android.graphics.Point; +import android.graphics.PointF; +import android.graphics.RectF; +import android.os.Build; +import android.os.Bundle; +import android.os.Parcel; +import android.os.Parcelable; +import androidx.collection.SimpleArrayMap; +import java.lang.reflect.Array; +import java.util.Arrays; +import java.util.Collection; +import java.util.Iterator; +import org.json.JSONArray; +import org.json.JSONException; +import org.json.JSONObject; +import org.mozilla.gecko.annotation.RobocopTarget; +import org.mozilla.gecko.annotation.WrapForJNI; + +/** + * A lighter-weight version of Bundle that adds support for type coercion (e.g. int to double) in + * order to better cooperate with JS objects. + */ +@RobocopTarget +public final class GeckoBundle implements Parcelable { + private static final String LOGTAG = "GeckoBundle"; + private static final boolean DEBUG = false; + + @WrapForJNI(calledFrom = "gecko") + private static final boolean[] EMPTY_BOOLEAN_ARRAY = new boolean[0]; + + private static final byte[] EMPTY_BYTE_ARRAY = new byte[0]; + private static final int[] EMPTY_INT_ARRAY = new int[0]; + private static final long[] EMPTY_LONG_ARRAY = new long[0]; + private static final double[] EMPTY_DOUBLE_ARRAY = new double[0]; + private static final String[] EMPTY_STRING_ARRAY = new String[0]; + private static final GeckoBundle[] EMPTY_BUNDLE_ARRAY = new GeckoBundle[0]; + + private SimpleArrayMap<String, Object> mMap; + + /** Construct an empty GeckoBundle. */ + public GeckoBundle() { + mMap = new SimpleArrayMap<>(); + } + + /** + * Construct an empty GeckoBundle with specific capacity. + * + * @param capacity Initial capacity. + */ + public GeckoBundle(final int capacity) { + mMap = new SimpleArrayMap<>(capacity); + } + + /** + * Construct a copy of another GeckoBundle. + * + * @param bundle GeckoBundle to copy from. + */ + public GeckoBundle(final GeckoBundle bundle) { + mMap = new SimpleArrayMap<>(bundle.mMap); + } + + @WrapForJNI(calledFrom = "gecko") + private GeckoBundle(final String[] keys, final Object[] values) { + final int len = keys.length; + mMap = new SimpleArrayMap<>(len); + for (int i = 0; i < len; i++) { + mMap.put(keys[i], values[i]); + } + } + + /** Clear all mappings. */ + public void clear() { + mMap.clear(); + } + + /** + * Returns whether a mapping exists. Null String, Bundle, or arrays are treated as nonexistent. + * + * @param key Key to look for. + * @return True if the specified key exists and the value is not null. + */ + public boolean containsKey(final String key) { + return mMap.get(key) != null; + } + + /** + * Returns the value associated with a mapping as an Object. + * + * @param key Key to look for. + * @return Mapping value or null if the mapping does not exist. + */ + public Object get(final String key) { + return mMap.get(key); + } + + /** + * Returns the value associated with a boolean mapping, or defaultValue if the mapping does not + * exist. + * + * @param key Key to look for. + * @param defaultValue Value to return if mapping does not exist. + * @return Boolean value + */ + public boolean getBoolean(final String key, final boolean defaultValue) { + final Object value = mMap.get(key); + return value == null ? defaultValue : (Boolean) value; + } + + /** + * Returns the value associated with a boolean mapping, or false if the mapping does not exist. + * + * @param key Key to look for. + * @return Boolean value + */ + public boolean getBoolean(final String key) { + return getBoolean(key, false); + } + + /** + * Returns the value associated with a Boolean mapping, or defaultValue if the mapping does not + * exist. + * + * @param key Key to look for. + * @param defaultValue Value to return if mapping does not exist. + * @return Boolean value + */ + public Boolean getBooleanObject(final String key, final Boolean defaultValue) { + final Object value = mMap.get(key); + return value == null ? defaultValue : (Boolean) value; + } + + /** + * Returns the value associated with a Boolean mapping, or null if the mapping does not exist. + * + * @param key Key to look for. + * @return Boolean value + */ + public Boolean getBooleanObject(final String key) { + return getBooleanObject(key, null); + } + + /** + * Returns the value associated with a boolean array mapping, or null if the mapping does not + * exist. + * + * @param key Key to look for. + * @return Boolean array value + */ + public boolean[] getBooleanArray(final String key) { + final Object value = mMap.get(key); + return value == null + ? null + : Array.getLength(value) == 0 ? EMPTY_BOOLEAN_ARRAY : (boolean[]) value; + } + + /** + * Returns the value associated with a double mapping, or defaultValue if the mapping does not + * exist. + * + * @param key Key to look for. + * @param defaultValue Value to return if mapping does not exist. + * @return Double value + */ + public double getDouble(final String key, final double defaultValue) { + final Object value = mMap.get(key); + return value == null ? defaultValue : ((Number) value).doubleValue(); + } + + /** + * Returns the value associated with a double mapping, or 0.0 if the mapping does not exist. + * + * @param key Key to look for. + * @return Double value + */ + public double getDouble(final String key) { + return getDouble(key, 0.0); + } + + private static double[] getDoubleArray(final int[] array) { + final int len = array.length; + final double[] ret = new double[len]; + for (int i = 0; i < len; i++) { + ret[i] = (double) array[i]; + } + return ret; + } + + /** + * Returns the value associated with a double array mapping, or null if the mapping does not + * exist. + * + * @param key Key to look for. + * @return Double array value + */ + public double[] getDoubleArray(final String key) { + final Object value = mMap.get(key); + return value == null + ? null + : Array.getLength(value) == 0 + ? EMPTY_DOUBLE_ARRAY + : value instanceof int[] ? getDoubleArray((int[]) value) : (double[]) value; + } + + /** + * Returns the value associated with an int mapping, or defaultValue if the mapping does not + * exist. + * + * @param key Key to look for. + * @param defaultValue Value to return if mapping does not exist. + * @return Int value + */ + public int getInt(final String key, final int defaultValue) { + final Object value = mMap.get(key); + return value == null ? defaultValue : ((Number) value).intValue(); + } + + /** + * Returns the value associated with an int mapping, or 0 if the mapping does not exist. + * + * @param key Key to look for. + * @return Int value + */ + public int getInt(final String key) { + return getInt(key, 0); + } + + /** + * Returns the value associated with an Integer mapping, or defaultValue if the mapping does not + * exist. + * + * @param key Key to look for. + * @param defaultValue Value to return if mapping does not exist. + * @return Int value + */ + public Integer getInteger(final String key, final Integer defaultValue) { + final Object value = mMap.get(key); + return value == null ? defaultValue : ((Integer) value); + } + + /** + * Returns the value associated with an Integer mapping, or null if the mapping does not exist. + * + * @param key Key to look for. + * @return Int value + */ + public Integer getInteger(final String key) { + return getInteger(key, null); + } + + private static int[] getIntArray(final double[] array) { + final int len = array.length; + final int[] ret = new int[len]; + for (int i = 0; i < len; i++) { + ret[i] = (int) array[i]; + } + return ret; + } + + /** + * Returns the value associated with an int array mapping, or null if the mapping does not exist. + * + * @param key Key to look for. + * @return Int array value + */ + public int[] getIntArray(final String key) { + final Object value = mMap.get(key); + return value == null + ? null + : Array.getLength(value) == 0 + ? EMPTY_INT_ARRAY + : value instanceof double[] ? getIntArray((double[]) value) : (int[]) value; + } + + /** + * Returns the value associated with an byte array mapping, or null if the mapping does not exist. + * + * @param key Key to look for. + * @return Byte array value + */ + public byte[] getByteArray(final String key) { + final Object value = mMap.get(key); + return value == null ? null : Array.getLength(value) == 0 ? EMPTY_BYTE_ARRAY : (byte[]) value; + } + + /** + * Returns the value associated with an int/double mapping as a long value, or defaultValue if the + * mapping does not exist. + * + * @param key Key to look for. + * @param defaultValue Value to return if mapping does not exist. + * @return Long value + */ + public long getLong(final String key, final long defaultValue) { + final Object value = mMap.get(key); + return value == null ? defaultValue : ((Number) value).longValue(); + } + + /** + * Returns the value associated with an int/double mapping as a long value, or 0 if the mapping + * does not exist. + * + * @param key Key to look for. + * @return Long value + */ + public long getLong(final String key) { + return getLong(key, 0L); + } + + private static long[] getLongArray(final Object array) { + final int len = Array.getLength(array); + final long[] ret = new long[len]; + for (int i = 0; i < len; i++) { + ret[i] = ((Number) Array.get(array, i)).longValue(); + } + return ret; + } + + /** + * Returns the value associated with an int/double array mapping as a long array, or null if the + * mapping does not exist. + * + * @param key Key to look for. + * @return Long array value + */ + public long[] getLongArray(final String key) { + final Object value = mMap.get(key); + return value == null + ? null + : Array.getLength(value) == 0 ? EMPTY_LONG_ARRAY : getLongArray(value); + } + + /** + * Returns the value associated with a String mapping, or defaultValue if the mapping does not + * exist. + * + * @param key Key to look for. + * @param defaultValue Value to return if mapping value is null or mapping does not exist. + * @return String value + */ + public String getString(final String key, final String defaultValue) { + // If the key maps to null, technically we should return null because the mapping + // exists and null is a valid string value. However, people expect the default + // value to be returned instead, so we make an exception to return the default value. + final Object value = mMap.get(key); + return value == null ? defaultValue : (String) value; + } + + /** + * Returns the value associated with a String mapping, or null if the mapping does not exist. + * + * @param key Key to look for. + * @return String value + */ + public String getString(final String key) { + return getString(key, null); + } + + // The only case where we convert String[] to/from GeckoBundle[] is if every element + // is null. + private static int getNullArrayLength(final Object array) { + final int len = Array.getLength(array); + for (int i = 0; i < len; i++) { + if (Array.get(array, i) != null) { + throw new ClassCastException("Cannot cast array type"); + } + } + return len; + } + + /** + * Returns the value associated with a String array mapping, or null if the mapping does not + * exist. + * + * @param key Key to look for. + * @return String array value + */ + public String[] getStringArray(final String key) { + final Object value = mMap.get(key); + return value == null + ? null + : Array.getLength(value) == 0 + ? EMPTY_STRING_ARRAY + : !(value instanceof String[]) + ? new String[getNullArrayLength(value)] + : (String[]) value; + } + + /* + * Returns the value associated with a RectF mapping, or null if the mapping does not exist. + * + * @param key Key to look for. + * @return RectF value + */ + public RectF getRectF(final String key) { + final GeckoBundle rectBundle = getBundle(key); + if (rectBundle == null) { + return null; + } + + return new RectF( + (float) rectBundle.getDouble("left"), + (float) rectBundle.getDouble("top"), + (float) rectBundle.getDouble("right"), + (float) rectBundle.getDouble("bottom")); + } + + /** + * Returns the value associated with a Point mapping, or null if the mapping does not exist. + * + * @param key Key to look for. + * @return Point value + */ + public Point getPoint(final String key) { + final GeckoBundle ptBundle = getBundle(key); + if (ptBundle == null) { + return null; + } + + return new Point(ptBundle.getInt("x"), ptBundle.getInt("y")); + } + + /** + * Returns the value associated with a PointF mapping, or null if the mapping does not exist. + * + * @param key Key to look for. + * @return Point value + */ + public PointF getPointF(final String key) { + final GeckoBundle ptBundle = getBundle(key); + if (ptBundle == null) { + return null; + } + + return new PointF((float) ptBundle.getDouble("x"), (float) ptBundle.getDouble("y")); + } + + /** + * Returns the value associated with a GeckoBundle mapping, or null if the mapping does not exist. + * + * @param key Key to look for. + * @return GeckoBundle value + */ + public GeckoBundle getBundle(final String key) { + return (GeckoBundle) mMap.get(key); + } + + /** + * Returns the value associated with a GeckoBundle array mapping, or null if the mapping does not + * exist. + * + * @param key Key to look for. + * @return GeckoBundle array value + */ + public GeckoBundle[] getBundleArray(final String key) { + final Object value = mMap.get(key); + return value == null + ? null + : Array.getLength(value) == 0 + ? EMPTY_BUNDLE_ARRAY + : !(value instanceof GeckoBundle[]) + ? new GeckoBundle[getNullArrayLength(value)] + : (GeckoBundle[]) value; + } + + /** + * Returns whether this GeckoBundle has no mappings. + * + * @return True if no mapping exists. + */ + public boolean isEmpty() { + return mMap.isEmpty(); + } + + /** + * Returns an array of all mapped keys. + * + * @return String array containing all mapped keys. + */ + @WrapForJNI(calledFrom = "gecko") + public String[] keys() { + final int len = mMap.size(); + final String[] ret = new String[len]; + for (int i = 0; i < len; i++) { + ret[i] = mMap.keyAt(i); + } + return ret; + } + + @WrapForJNI(calledFrom = "gecko") + private Object[] values() { + final int len = mMap.size(); + final Object[] ret = new Object[len]; + for (int i = 0; i < len; i++) { + ret[i] = mMap.valueAt(i); + } + return ret; + } + + private void put(final String key, final Object value) { + // We intentionally disallow a generic put() method for type safety and sanity. For + // example, we assume elsewhere in the code that a value belongs to a small list of + // predefined types, and cannot be any arbitrary object. If you want to put an + // Object in the bundle, check the type of the Object first and call the + // corresponding put methods. For example, + // + // if (obj instanceof Integer) { + // bundle.putInt(key, (Integer) key); + // } else if (obj instanceof String) { + // bundle.putString(key, (String) obj); + // } else { + // throw new IllegalArgumentException("unexpected type"); + // } + throw new UnsupportedOperationException(); + } + + /** + * Map a key to a boolean value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putBoolean(final String key, final boolean value) { + mMap.put(key, value); + } + + /** + * Map a key to a boolean array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putBooleanArray(final String key, final boolean[] value) { + mMap.put(key, value); + } + + /** + * Map a key to a boolean array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putBooleanArray(final String key, final Boolean[] value) { + if (value == null) { + mMap.put(key, null); + return; + } + final boolean[] array = new boolean[value.length]; + for (int i = 0; i < value.length; i++) { + array[i] = value[i]; + } + mMap.put(key, array); + } + + /** + * Map a key to a boolean array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putBooleanArray(final String key, final Collection<Boolean> value) { + if (value == null) { + mMap.put(key, null); + return; + } + final boolean[] array = new boolean[value.size()]; + int i = 0; + for (final Boolean element : value) { + array[i++] = element; + } + mMap.put(key, array); + } + + /** + * Map a key to a double value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putDouble(final String key, final double value) { + mMap.put(key, value); + } + + /** + * Map a key to a double array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putDoubleArray(final String key, final double[] value) { + mMap.put(key, value); + } + + /** + * Map a key to a double array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putDoubleArray(final String key, final Double[] value) { + putDoubleArray(key, Arrays.asList(value)); + } + + /** + * Map a key to a double array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putDoubleArray(final String key, final Collection<Double> value) { + if (value == null) { + mMap.put(key, null); + return; + } + final double[] array = new double[value.size()]; + int i = 0; + for (final Double element : value) { + array[i++] = element; + } + mMap.put(key, array); + } + + /** + * Map a key to an int value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putInt(final String key, final int value) { + mMap.put(key, value); + } + + /** + * Map a key to an int array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putIntArray(final String key, final int[] value) { + mMap.put(key, value); + } + + /** + * Map a key to a int array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putIntArray(final String key, final Integer[] value) { + putIntArray(key, Arrays.asList(value)); + } + + /** + * Map a key to a int array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putIntArray(final String key, final Collection<Integer> value) { + if (value == null) { + mMap.put(key, null); + return; + } + final int[] array = new int[value.size()]; + int i = 0; + for (final Integer element : value) { + array[i++] = element; + } + mMap.put(key, array); + } + + /** + * Map a key to a long value stored as a double value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putLong(final String key, final long value) { + mMap.put(key, (double) value); + } + + /** + * Map a key to a long array value stored as a double array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putLongArray(final String key, final long[] value) { + if (value == null) { + mMap.put(key, null); + return; + } + final double[] array = new double[value.length]; + for (int i = 0; i < value.length; i++) { + array[i] = (double) value[i]; + } + mMap.put(key, array); + } + + /** + * Map a key to a long array value stored as a double array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putLongArray(final String key, final Long[] value) { + putLongArray(key, Arrays.asList(value)); + } + + /** + * Map a key to a long array value stored as a double array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putLongArray(final String key, final Collection<Long> value) { + if (value == null) { + mMap.put(key, null); + return; + } + final double[] array = new double[value.size()]; + int i = 0; + for (final Long element : value) { + array[i++] = (double) element; + } + mMap.put(key, array); + } + + /** + * Map a key to a String value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putString(final String key, final String value) { + mMap.put(key, value); + } + + /** + * Map a key to a String array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putStringArray(final String key, final String[] value) { + mMap.put(key, value); + } + + /** + * Map a key to a String array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putStringArray(final String key, final Collection<String> value) { + if (value == null) { + mMap.put(key, null); + return; + } + final String[] array = new String[value.size()]; + int i = 0; + for (final String element : value) { + array[i++] = element; + } + mMap.put(key, array); + } + + /** + * Map a key to a GeckoBundle value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putBundle(final String key, final GeckoBundle value) { + mMap.put(key, value); + } + + /** + * Map a key to a GeckoBundle array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putBundleArray(final String key, final GeckoBundle[] value) { + mMap.put(key, value); + } + + /** + * Map a key to a GeckoBundle array value. + * + * @param key Key to map. + * @param value Value to map to. + */ + public void putBundleArray(final String key, final Collection<GeckoBundle> value) { + if (value == null) { + mMap.put(key, null); + return; + } + final GeckoBundle[] array = new GeckoBundle[value.size()]; + int i = 0; + for (final GeckoBundle element : value) { + array[i++] = element; + } + mMap.put(key, array); + } + + /** + * Remove a mapping. + * + * @param key Key to remove. + */ + public void remove(final String key) { + mMap.remove(key); + } + + /** + * Returns number of mappings in this GeckoBundle. + * + * @return Number of mappings. + */ + public int size() { + return mMap.size(); + } + + private static Object normalizeValue(final Object value) { + if (value instanceof Integer) { + // We treat int and double as the same type. + return ((Integer) value).doubleValue(); + + } else if (value instanceof int[]) { + // We treat int[] and double[] as the same type. + final int[] array = (int[]) value; + return array.length == 0 ? EMPTY_STRING_ARRAY : getDoubleArray(array); + + } else if (value != null && value.getClass().isArray()) { + // We treat arrays of all nulls as the same type, including empty arrays. + final int len = Array.getLength(value); + for (int i = 0; i < len; i++) { + if (Array.get(value, i) != null) { + return value; + } + } + return len == 0 ? EMPTY_STRING_ARRAY : new String[len]; + } + return value; + } + + @Override // Object + public boolean equals(final Object other) { + if (!(other instanceof GeckoBundle)) { + return false; + } + + // Support library's SimpleArrayMap.equals is buggy, so roll our own version. + final SimpleArrayMap<String, Object> otherMap = ((GeckoBundle) other).mMap; + if (mMap == otherMap) { + return true; + } + if (mMap.size() != otherMap.size()) { + return false; + } + + for (int i = 0; i < mMap.size(); i++) { + final String thisKey = mMap.keyAt(i); + final int otherKey = otherMap.indexOfKey(thisKey); + if (otherKey < 0) { + return false; + } + final Object thisValue = normalizeValue(mMap.valueAt(i)); + final Object otherValue = normalizeValue(otherMap.valueAt(otherKey)); + if (thisValue == otherValue) { + continue; + } else if (thisValue == null || otherValue == null) { + return false; + } + + final Class<?> thisClass = thisValue.getClass(); + final Class<?> otherClass = otherValue.getClass(); + if (thisClass != otherClass && !thisClass.equals(otherClass)) { + return false; + } else if (!thisClass.isArray()) { + if (!thisValue.equals(otherValue)) { + return false; + } + continue; + } + + // Work with both primitive arrays and Object arrays, unlike Arrays.equals(). + final int thisLen = Array.getLength(thisValue); + final int otherLen = Array.getLength(otherValue); + if (thisLen != otherLen) { + return false; + } + for (int j = 0; j < thisLen; j++) { + final Object thisElem = Array.get(thisValue, j); + final Object otherElem = Array.get(otherValue, j); + if (thisElem != otherElem + && (thisElem == null || otherElem == null || !thisElem.equals(otherElem))) { + return false; + } + } + } + return true; + } + + @Override // Object + public int hashCode() { + return mMap.hashCode(); + } + + @Override // Object + public String toString() { + return mMap.toString(); + } + + public JSONObject toJSONObject() throws JSONException { + final JSONObject out = new JSONObject(); + for (int i = 0; i < mMap.size(); i++) { + final Object value = mMap.valueAt(i); + final Object jsonValue; + + if (value instanceof GeckoBundle) { + jsonValue = ((GeckoBundle) value).toJSONObject(); + } else if (value instanceof GeckoBundle[]) { + final GeckoBundle[] array = (GeckoBundle[]) value; + final JSONArray jsonArray = new JSONArray(); + for (final GeckoBundle element : array) { + jsonArray.put(element == null ? JSONObject.NULL : element.toJSONObject()); + } + jsonValue = jsonArray; + } else if (Build.VERSION.SDK_INT >= 19) { + final Object wrapped = JSONObject.wrap(value); + jsonValue = wrapped != null ? wrapped : value.toString(); + } else if (value == null) { + jsonValue = JSONObject.NULL; + } else if (value.getClass().isArray()) { + final JSONArray jsonArray = new JSONArray(); + for (int j = 0; j < Array.getLength(value); j++) { + jsonArray.put(Array.get(value, j)); + } + jsonValue = jsonArray; + } else { + jsonValue = value; + } + out.put(mMap.keyAt(i), jsonValue); + } + return out; + } + + public Bundle toBundle() { + final Bundle out = new Bundle(mMap.size()); + for (int i = 0; i < mMap.size(); i++) { + final String key = mMap.keyAt(i); + final Object val = mMap.valueAt(i); + + if (val == null) { + out.putString(key, null); + } else if (val instanceof GeckoBundle) { + out.putBundle(key, ((GeckoBundle) val).toBundle()); + } else if (val instanceof GeckoBundle[]) { + final GeckoBundle[] array = (GeckoBundle[]) val; + final Parcelable[] parcelables = new Parcelable[array.length]; + for (int j = 0; j < array.length; j++) { + if (array[j] != null) { + parcelables[j] = array[j].toBundle(); + } + } + out.putParcelableArray(key, parcelables); + } else if (val instanceof Boolean) { + out.putBoolean(key, (Boolean) val); + } else if (val instanceof boolean[]) { + out.putBooleanArray(key, (boolean[]) val); + } else if (val instanceof Byte || val instanceof Short || val instanceof Integer) { + out.putInt(key, ((Number) val).intValue()); + } else if (val instanceof int[]) { + out.putIntArray(key, (int[]) val); + } else if (val instanceof Float || val instanceof Double || val instanceof Long) { + out.putDouble(key, ((Number) val).doubleValue()); + } else if (val instanceof double[]) { + out.putDoubleArray(key, (double[]) val); + } else if (val instanceof CharSequence || val instanceof Character) { + out.putString(key, val.toString()); + } else if (val instanceof String[]) { + out.putStringArray(key, (String[]) val); + } else { + throw new UnsupportedOperationException(); + } + } + return out; + } + + public static GeckoBundle fromBundle(final Bundle bundle) { + if (bundle == null) { + return null; + } + + final String[] keys = new String[bundle.size()]; + final Object[] values = new Object[bundle.size()]; + int i = 0; + + for (final String key : bundle.keySet()) { + final Object value = bundle.get(key); + keys[i] = key; + + if (value instanceof Bundle || value == null) { + values[i] = fromBundle((Bundle) value); + } else if (value instanceof Parcelable[]) { + final Parcelable[] array = (Parcelable[]) value; + final GeckoBundle[] out = new GeckoBundle[array.length]; + for (int j = 0; j < array.length; j++) { + out[j] = fromBundle((Bundle) array[j]); + } + values[i] = out; + } else if (value instanceof Boolean + || value instanceof Integer + || value instanceof Double + || value instanceof String + || value instanceof boolean[] + || value instanceof int[] + || value instanceof double[] + || value instanceof String[]) { + values[i] = value; + } else if (value instanceof Byte || value instanceof Short) { + values[i] = ((Number) value).intValue(); + } else if (value instanceof Float || value instanceof Long) { + values[i] = ((Number) value).doubleValue(); + } else if (value instanceof CharSequence || value instanceof Character) { + values[i] = value.toString(); + } else { + throw new UnsupportedOperationException(); + } + + i++; + } + return new GeckoBundle(keys, values); + } + + private static Object fromJSONValue(final Object value) throws JSONException { + if (value == null || value == JSONObject.NULL) { + return null; + } else if (value instanceof JSONObject) { + return fromJSONObject((JSONObject) value); + } + if (value instanceof JSONArray) { + final JSONArray array = (JSONArray) value; + final int len = array.length(); + if (len == 0) { + return EMPTY_BOOLEAN_ARRAY; + } + Object out = null; + for (int i = 0; i < len; i++) { + final Object element = fromJSONValue(array.opt(i)); + if (element == null) { + continue; + } + if (out == null) { + Class<?> type = element.getClass(); + if (type == Boolean.class) { + type = boolean.class; + } else if (type == Integer.class) { + type = int.class; + } else if (type == Double.class) { + type = double.class; + } + out = Array.newInstance(type, len); + } + Array.set(out, i, element); + } + if (out == null) { + // Treat all-null arrays as String arrays. + return new String[len]; + } + return out; + } + if (value instanceof Boolean + || value instanceof Integer + || value instanceof Double + || value instanceof String) { + return value; + } + if (value instanceof Byte || value instanceof Short) { + return ((Number) value).intValue(); + } + if (value instanceof Float || value instanceof Long) { + return ((Number) value).doubleValue(); + } + return value.toString(); + } + + public static GeckoBundle fromJSONObject(final JSONObject obj) throws JSONException { + if (obj == null || obj == JSONObject.NULL) { + return null; + } + + final String[] keys = new String[obj.length()]; + final Object[] values = new Object[obj.length()]; + + final Iterator<String> iter = obj.keys(); + for (int i = 0; iter.hasNext(); i++) { + final String key = iter.next(); + keys[i] = key; + values[i] = fromJSONValue(obj.opt(key)); + } + return new GeckoBundle(keys, values); + } + + @Override // Parcelable + public int describeContents() { + return 0; + } + + @Override // Parcelable + public void writeToParcel(final Parcel dest, final int flags) { + final int len = mMap.size(); + dest.writeInt(len); + + for (int i = 0; i < len; i++) { + dest.writeString(mMap.keyAt(i)); + dest.writeValue(mMap.valueAt(i)); + } + } + + // AIDL code may call readFromParcel even though it's not part of Parcelable. + public void readFromParcel(final Parcel source) { + final ClassLoader loader = getClass().getClassLoader(); + final int len = source.readInt(); + mMap.clear(); + mMap.ensureCapacity(len); + + for (int i = 0; i < len; i++) { + final String key = source.readString(); + Object val = source.readValue(loader); + + if (val instanceof Parcelable[]) { + final Parcelable[] array = (Parcelable[]) val; + val = Arrays.copyOf(array, array.length, GeckoBundle[].class); + } + + mMap.put(key, val); + } + } + + public static final Parcelable.Creator<GeckoBundle> CREATOR = + new Parcelable.Creator<GeckoBundle>() { + @Override + public GeckoBundle createFromParcel(final Parcel source) { + final GeckoBundle bundle = new GeckoBundle(0); + bundle.readFromParcel(source); + return bundle; + } + + @Override + public GeckoBundle[] newArray(final int size) { + return new GeckoBundle[size]; + } + }; +} |