Add eventsSupported property to MtpDeviceInfo. (148954a6) · Commits · e / os / android_frameworks_base

api/current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -22632,6 +22632,7 @@ package android.mtp {
		}

		public class MtpDeviceInfo {
		method public final int[] getEventsSupported();
		method public final java.lang.String getManufacturer();
		method public final java.lang.String getModel();
		method public final int[] getOperationsSupported();

api/system-current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -24190,6 +24190,7 @@ package android.mtp {
		}

		public class MtpDeviceInfo {
		method public final int[] getEventsSupported();
		method public final java.lang.String getManufacturer();
		method public final java.lang.String getModel();
		method public final int[] getOperationsSupported();

api/test-current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -22640,6 +22640,7 @@ package android.mtp {
		}

		public class MtpDeviceInfo {
		method public final int[] getEventsSupported();
		method public final java.lang.String getManufacturer();
		method public final java.lang.String getModel();
		method public final int[] getOperationsSupported();

media/java/android/mtp/MtpDeviceInfo.java

+64 −1

Original line number	Diff line number	Diff line
		@@ -30,6 +30,7 @@ public class MtpDeviceInfo {
		private String mVersion;
		private String mSerialNumber;
		private int[] mOperationsSupported;
		private int[] mEventsSupported;

		// only instantiated via JNI
		private MtpDeviceInfo() {
		@@ -74,9 +75,71 @@ public class MtpDeviceInfo {
		/**
		* Returns operation code supported by the device.
		*
		* @return supported operation code
		* @return supported operation code. Can be null if device does not provide the property.
		* @see MtpConstants#OPERATION_GET_DEVICE_INFO
		* @see MtpConstants#OPERATION_OPEN_SESSION
		* @see MtpConstants#OPERATION_CLOSE_SESSION
		* @see MtpConstants#OPERATION_GET_STORAGE_I_DS
		* @see MtpConstants#OPERATION_GET_STORAGE_INFO
		* @see MtpConstants#OPERATION_GET_NUM_OBJECTS
		* @see MtpConstants#OPERATION_GET_OBJECT_HANDLES
		* @see MtpConstants#OPERATION_GET_OBJECT_INFO
		* @see MtpConstants#OPERATION_GET_OBJECT
		* @see MtpConstants#OPERATION_GET_THUMB
		* @see MtpConstants#OPERATION_DELETE_OBJECT
		* @see MtpConstants#OPERATION_SEND_OBJECT_INFO
		* @see MtpConstants#OPERATION_SEND_OBJECT
		* @see MtpConstants#OPERATION_INITIATE_CAPTURE
		* @see MtpConstants#OPERATION_FORMAT_STORE
		* @see MtpConstants#OPERATION_RESET_DEVICE
		* @see MtpConstants#OPERATION_SELF_TEST
		* @see MtpConstants#OPERATION_SET_OBJECT_PROTECTION
		* @see MtpConstants#OPERATION_POWER_DOWN
		* @see MtpConstants#OPERATION_GET_DEVICE_PROP_DESC
		* @see MtpConstants#OPERATION_GET_DEVICE_PROP_VALUE
		* @see MtpConstants#OPERATION_SET_DEVICE_PROP_VALUE
		* @see MtpConstants#OPERATION_RESET_DEVICE_PROP_VALUE
		* @see MtpConstants#OPERATION_TERMINATE_OPEN_CAPTURE
		* @see MtpConstants#OPERATION_MOVE_OBJECT
		* @see MtpConstants#OPERATION_COPY_OBJECT
		* @see MtpConstants#OPERATION_GET_PARTIAL_OBJECT
		* @see MtpConstants#OPERATION_INITIATE_OPEN_CAPTURE
		* @see MtpConstants#OPERATION_GET_OBJECT_PROPS_SUPPORTED
		* @see MtpConstants#OPERATION_GET_OBJECT_PROP_DESC
		* @see MtpConstants#OPERATION_GET_OBJECT_PROP_VALUE
		* @see MtpConstants#OPERATION_SET_OBJECT_PROP_VALUE
		* @see MtpConstants#OPERATION_GET_OBJECT_REFERENCES
		* @see MtpConstants#OPERATION_SET_OBJECT_REFERENCES
		* @see MtpConstants#OPERATION_SKIP
		*/
		public final @Nullable int[] getOperationsSupported() {
		return mOperationsSupported;
		}

		/**
		* Returns event code supported by the device.
		*
		* @return supported event code. Can be null if device does not provide the property.
		* @see MtpConstants#EVENT_UNDEFINED
		* @see MtpConstants#EVENT_CANCEL_TRANSACTION
		* @see MtpConstants#EVENT_OBJECT_ADDED
		* @see MtpConstants#EVENT_OBJECT_REMOVED
		* @see MtpConstants#EVENT_STORE_ADDED
		* @see MtpConstants#EVENT_STORE_REMOVED
		* @see MtpConstants#EVENT_DEVICE_PROP_CHANGED
		* @see MtpConstants#EVENT_OBJECT_INFO_CHANGED
		* @see MtpConstants#EVENT_DEVICE_INFO_CHANGED
		* @see MtpConstants#EVENT_REQUEST_OBJECT_TRANSFER
		* @see MtpConstants#EVENT_STORE_FULL
		* @see MtpConstants#EVENT_DEVICE_RESET
		* @see MtpConstants#EVENT_STORAGE_INFO_CHANGED
		* @see MtpConstants#EVENT_CAPTURE_COMPLETE
		* @see MtpConstants#EVENT_UNREPORTED_STATUS
		* @see MtpConstants#EVENT_OBJECT_PROP_CHANGED
		* @see MtpConstants#EVENT_OBJECT_PROP_DESC_CHANGED
		* @see MtpConstants#EVENT_OBJECT_REFERENCES_CHANGED
		*/
		public final @Nullable int[] getEventsSupported() {
		return mEventsSupported;
		}
		}

media/jni/android_mtp_MtpDevice.cpp

+31 −6

Original line number	Diff line number	Diff line
		@@ -25,6 +25,8 @@
		#include <unistd.h>
		#include <fcntl.h>

		#include <memory>

		#include "jni.h"
		#include "JNIHelp.h"
		#include "ScopedPrimitiveArray.h"
		@@ -66,6 +68,7 @@ static jfieldID field_deviceInfo_model;
		static jfieldID field_deviceInfo_version;
		static jfieldID field_deviceInfo_serialNumber;
		static jfieldID field_deviceInfo_operationsSupported;
		static jfieldID field_deviceInfo_eventsSupported;

		// MtpStorageInfo fields
		static jfieldID field_storageInfo_storageId;
		@@ -216,7 +219,7 @@ android_mtp_MtpDevice_get_device_info(JNIEnv *env, jobject thiz)
		ALOGD("android_mtp_MtpDevice_get_device_info device is null");
		return NULL;
		}
		MtpDeviceInfo* deviceInfo = device->getDeviceInfo();
		std::unique_ptr<MtpDeviceInfo> deviceInfo(device->getDeviceInfo());
		if (!deviceInfo) {
		ALOGD("android_mtp_MtpDevice_get_device_info deviceInfo is null");
		return NULL;
		@@ -224,7 +227,6 @@ android_mtp_MtpDevice_get_device_info(JNIEnv *env, jobject thiz)
		jobject info = env->NewObject(clazz_deviceInfo, constructor_deviceInfo);
		if (info == NULL) {
		ALOGE("Could not create a MtpDeviceInfo object");
		delete deviceInfo;
		return NULL;
		}

		@@ -242,17 +244,35 @@ android_mtp_MtpDevice_get_device_info(JNIEnv *env, jobject thiz)
		env->NewStringUTF(deviceInfo->mSerial));
		if (deviceInfo->mOperations) {
		const size_t size = deviceInfo->mOperations->size();
		const jintArray operations = env->NewIntArray(size);
		ScopedLocalRef<jintArray> operations(env, static_cast<jintArray>(env->NewIntArray(size)));
		{
		ScopedIntArrayRW elements(env, operations);
		ScopedIntArrayRW elements(env, operations.get());
		if (elements.get() == NULL) {
		ALOGE("Could not create operationsSupported element.");
		return NULL;
		}
		for (size_t i = 0; i < size; ++i) {
		elements[i] = deviceInfo->mOperations->itemAt(i);
		}
		env->SetObjectField(info, field_deviceInfo_operationsSupported, operations.get());
		}
		}
		if (deviceInfo->mEvents) {
		const size_t size = deviceInfo->mEvents->size();
		ScopedLocalRef<jintArray> events(env, static_cast<jintArray>(env->NewIntArray(size)));
		{
		ScopedIntArrayRW elements(env, events.get());
		if (elements.get() == NULL) {
		ALOGE("Could not create eventsSupported element.");
		return NULL;
		}
		for (size_t i = 0; i < size; ++i) {
		elements[i] = deviceInfo->mEvents->itemAt(i);
		}
		env->SetObjectField(info, field_deviceInfo_eventsSupported, events.get());
		}
		env->SetObjectField(info, field_deviceInfo_operationsSupported, operations);
		}

		delete deviceInfo;
		return info;
		}

		@@ -686,6 +706,11 @@ int register_android_mtp_MtpDevice(JNIEnv *env)
		ALOGE("Can't find MtpDeviceInfo.mOperationsSupported");
		return -1;
		}
		field_deviceInfo_eventsSupported = env->GetFieldID(clazz, "mEventsSupported", "[I");
		if (field_deviceInfo_eventsSupported == NULL) {
		ALOGE("Can't find MtpDeviceInfo.mEventsSupported");
		return -1;
		}
		clazz_deviceInfo = (jclass)env->NewGlobalRef(clazz);

		clazz = env->FindClass("android/mtp/MtpStorageInfo");