Connecting to a ServiceExtensionAbility from the FA Model
This topic describes how the three application components of the FA model connect to the ServiceExtensionAbility component of the stage model.
PageAbility Accessing a ServiceExtensionAbility
A PageAbility accesses a ServiceExtensionAbility in the same way as it accesses a ServiceAbility.
import featureAbility from '@ohos.ability.featureAbility';
import common from '@ohos.app.ability.common';
import Want from '@ohos.app.ability.Want';
import Logger from '../../utils/Logger';
const TAG: string = 'PageInterflowFaAndStage';
let serviceWant: Want = {
bundleName: 'com.samples.stagemodelabilityinteraction',
abilityName: 'ServiceExtAbility'
};
let faConnect: common.ConnectOptions = {
onConnect: (elementName, proxy) => {
Logger.info(TAG, "FaConnection onConnect called.");
},
onDisconnect: (elementName) => {
Logger.info(TAG, "FaConnection onDisconnect called.");
},
onFailed: (code) => {
Logger.info(TAG, "FaConnection onFailed code is: " + code);
}
};
let connectionId = featureAbility.connectAbility(serviceWant, faConnect);
ServiceAbility or DataAbility Accessing a ServiceExtensionAbility
A ServiceAbility or DataAbility accesses a ServiceExtensionAbility in the same way as it accesses a ServiceAbility.
import particleAbility from '@ohos.ability.particleAbility';
import common from '@ohos.app.ability.common';
import Want from '@ohos.app.ability.Want';
import hilog from '@ohos.hilog';
const TAG: string = '[Sample_FAModelAbilityDevelop]';
const domain: number = 0xFF00;
let serviceWant: Want = {
bundleName: 'com.samples.stagemodelabilityinteraction',
abilityName: 'ServiceExtAbility'
};
let faConnect: common.ConnectOptions = {
onConnect: (elementName, proxy) => {
hilog.info(domain, TAG, 'FaConnection onConnect called.');
},
onDisconnect: (elementName) => {
hilog.info(domain, TAG, 'FaConnection onDisconnect called.');
},
onFailed: (code) => {
hilog.info(domain, TAG, 'FaConnection onFailed code is: ' + code);
}
};
let connectionId = particleAbility.connectAbility(serviceWant, faConnect);