HIDL Vectors are now exposed to Java as ArrayList<T>, the supporting APIs on (ef1a565b) · Commits · e / os / android_frameworks_base

core/java/android/os/HwParcel.java

+139 −16

Original line number	Diff line number	Diff line
		@@ -16,6 +16,9 @@

		package android.os;

		import java.util.ArrayList;
		import java.util.Arrays;

		import libcore.util.NativeAllocationRegistry;

		/** @hide */
		@@ -53,14 +56,88 @@ public class HwParcel {
		public native final void writeDouble(double val);
		public native final void writeString(String val);

		public native final void writeBoolVector(boolean[] val);
		public native final void writeInt8Vector(byte[] val);
		public native final void writeInt16Vector(short[] val);
		public native final void writeInt32Vector(int[] val);
		public native final void writeInt64Vector(long[] val);
		public native final void writeFloatVector(float[] val);
		public native final void writeDoubleVector(double[] val);
		public native final void writeStringVector(String[] val);
		private native final void writeBoolVector(boolean[] val);
		private native final void writeInt8Vector(byte[] val);
		private native final void writeInt16Vector(short[] val);
		private native final void writeInt32Vector(int[] val);
		private native final void writeInt64Vector(long[] val);
		private native final void writeFloatVector(float[] val);
		private native final void writeDoubleVector(double[] val);
		private native final void writeStringVector(String[] val);

		public final void writeBoolVector(ArrayList<Boolean> val) {
		final int n = val.size();
		boolean[] array = new boolean[n];
		for (int i = 0; i < n; ++i) {
		array[i] = val.get(i);
		}

		writeBoolVector(array);
		}

		public final void writeInt8Vector(ArrayList<Byte> val) {
		final int n = val.size();
		byte[] array = new byte[n];
		for (int i = 0; i < n; ++i) {
		array[i] = val.get(i);
		}

		writeInt8Vector(array);
		}

		public final void writeInt16Vector(ArrayList<Short> val) {
		final int n = val.size();
		short[] array = new short[n];
		for (int i = 0; i < n; ++i) {
		array[i] = val.get(i);
		}

		writeInt16Vector(array);
		}

		public final void writeInt32Vector(ArrayList<Integer> val) {
		final int n = val.size();
		int[] array = new int[n];
		for (int i = 0; i < n; ++i) {
		array[i] = val.get(i);
		}

		writeInt32Vector(array);
		}

		public final void writeInt64Vector(ArrayList<Long> val) {
		final int n = val.size();
		long[] array = new long[n];
		for (int i = 0; i < n; ++i) {
		array[i] = val.get(i);
		}

		writeInt64Vector(array);
		}

		public final void writeFloatVector(ArrayList<Float> val) {
		final int n = val.size();
		float[] array = new float[n];
		for (int i = 0; i < n; ++i) {
		array[i] = val.get(i);
		}

		writeFloatVector(array);
		}

		public final void writeDoubleVector(ArrayList<Double> val) {
		final int n = val.size();
		double[] array = new double[n];
		for (int i = 0; i < n; ++i) {
		array[i] = val.get(i);
		}

		writeDoubleVector(array);
		}

		public final void writeStringVector(ArrayList<String> val) {
		writeStringVector(val.toArray(new String[val.size()]));
		}

		public native final void writeStrongBinder(IHwBinder binder);

		@@ -74,14 +151,60 @@ public class HwParcel {
		public native final double readDouble();
		public native final String readString();

		public native final boolean[] readBoolVector();
		public native final byte[] readInt8Vector();
		public native final short[] readInt16Vector();
		public native final int[] readInt32Vector();
		public native final long[] readInt64Vector();
		public native final float[] readFloatVector();
		public native final double[] readDoubleVector();
		public native final String[] readStringVector();
		private native final boolean[] readBoolVectorAsArray();
		private native final byte[] readInt8VectorAsArray();
		private native final short[] readInt16VectorAsArray();
		private native final int[] readInt32VectorAsArray();
		private native final long[] readInt64VectorAsArray();
		private native final float[] readFloatVectorAsArray();
		private native final double[] readDoubleVectorAsArray();
		private native final String[] readStringVectorAsArray();

		public final ArrayList<Boolean> readBoolVector() {
		Boolean[] array = HwBlob.wrapArray(readBoolVectorAsArray());

		return new ArrayList<Boolean>(Arrays.asList(array));
		}

		public final ArrayList<Byte> readInt8Vector() {
		Byte[] array = HwBlob.wrapArray(readInt8VectorAsArray());

		return new ArrayList<Byte>(Arrays.asList(array));
		}

		public final ArrayList<Short> readInt16Vector() {
		Short[] array = HwBlob.wrapArray(readInt16VectorAsArray());

		return new ArrayList<Short>(Arrays.asList(array));
		}

		public final ArrayList<Integer> readInt32Vector() {
		Integer[] array = HwBlob.wrapArray(readInt32VectorAsArray());

		return new ArrayList<Integer>(Arrays.asList(array));
		}

		public final ArrayList<Long> readInt64Vector() {
		Long[] array = HwBlob.wrapArray(readInt64VectorAsArray());

		return new ArrayList<Long>(Arrays.asList(array));
		}

		public final ArrayList<Float> readFloatVector() {
		Float[] array = HwBlob.wrapArray(readFloatVectorAsArray());

		return new ArrayList<Float>(Arrays.asList(array));
		}

		public final ArrayList<Double> readDoubleVector() {
		Double[] array = HwBlob.wrapArray(readDoubleVectorAsArray());

		return new ArrayList<Double>(Arrays.asList(array));
		}

		public final ArrayList<String> readStringVector() {
		return new ArrayList<String>(Arrays.asList(readStringVectorAsArray()));
		}

		public native final IHwBinder readStrongBinder();

core/jni/android_os_HwParcel.cpp

+22 −9

Original line number	Diff line number	Diff line
		@@ -888,15 +888,28 @@ static JNINativeMethod gMethods[] = {
		{ "readString", "()Ljava/lang/String;",
		(void *)JHwParcel_native_readString },

		{ "readBoolVector", "()[Z", (void *)JHwParcel_native_readBoolVector },
		{ "readInt8Vector", "()[B", (void *)JHwParcel_native_readInt8Vector },
		{ "readInt16Vector", "()[S", (void *)JHwParcel_native_readInt16Vector },
		{ "readInt32Vector", "()[I", (void *)JHwParcel_native_readInt32Vector },
		{ "readInt64Vector", "()[J", (void *)JHwParcel_native_readInt64Vector },
		{ "readFloatVector", "()[F", (void *)JHwParcel_native_readFloatVector },
		{ "readDoubleVector", "()[D", (void *)JHwParcel_native_readDoubleVector },

		{ "readStringVector", "()[Ljava/lang/String;",
		{ "readBoolVectorAsArray", "()[Z",
		(void *)JHwParcel_native_readBoolVector },

		{ "readInt8VectorAsArray", "()[B",
		(void *)JHwParcel_native_readInt8Vector },

		{ "readInt16VectorAsArray", "()[S",
		(void *)JHwParcel_native_readInt16Vector },

		{ "readInt32VectorAsArray", "()[I",
		(void *)JHwParcel_native_readInt32Vector },

		{ "readInt64VectorAsArray", "()[J",
		(void *)JHwParcel_native_readInt64Vector },

		{ "readFloatVectorAsArray", "()[F",
		(void *)JHwParcel_native_readFloatVector },

		{ "readDoubleVectorAsArray", "()[D",
		(void *)JHwParcel_native_readDoubleVector },

		{ "readStringVectorAsArray", "()[Ljava/lang/String;",
		(void *)JHwParcel_native_readStringVector },

		{ "readStrongBinder", "()L" PACKAGE_PATH "/IHwBinder;",