第一次提交

location/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.fengliyan.location" >
+    <application android:allowBackup="true" android:label="@string/app_name"
+        android:supportsRtl="true">
+        <service android:name="com.amap.api.location.APSService"></service>
+        <meta-data android:name="com.amap.api.v2.apikey"
+            android:value="c28ae1af5ce3c5f69254e21aea21affb">
+        </meta-data>
+    </application>
+</manifest>

location/src/main/java/com/fengliyan/location/LocationBean.java

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+package com.fengliyan.location;
+
+/**
+ * Created by abby on 2018/4/7.
+ */
+
+public class LocationBean {
+    private String city;
+    private String cityName;
+    private String province;
+    private String cityCode;
+    private double longitude;
+    private double latitude;
+
+    public String getCity() {
+        return city;
+    }
+
+    public void setCity(String city) {
+        this.city = city;
+    }
+
+    public String getCityName() {
+        return cityName;
+    }
+
+    public void setCityName(String cityName) {
+        this.cityName = cityName;
+    }
+
+    public double getLongitude() {
+        return longitude;
+    }
+
+    public void setLongitude(double longitude) {
+        this.longitude = longitude;
+    }
+
+    public double getLatitude() {
+        return latitude;
+    }
+
+    public void setLatitude(double latitude) {
+        this.latitude = latitude;
+    }
+
+    public String getProvince() {
+        return province;
+    }
+
+    public void setProvince(String province) {
+        this.province = province;
+    }
+
+    public String getCityCode() {
+        return cityCode;
+    }
+
+    public void setCityCode(String cityCode) {
+        this.cityCode = cityCode;
+    }
+}

location/src/main/java/com/fengliyan/location/LocationManager.java

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+package com.fengliyan.location;
+
+import android.content.Context;
+import android.util.Log;
+
+import com.amap.api.location.AMapLocation;
+import com.amap.api.location.AMapLocationClient;
+import com.amap.api.location.AMapLocationListener;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import io.reactivex.Observable;
+import io.reactivex.ObservableEmitter;
+import io.reactivex.ObservableOnSubscribe;
+import io.reactivex.Observer;
+import io.reactivex.android.schedulers.AndroidSchedulers;
+import io.reactivex.schedulers.Schedulers;
+
+/**
+ * Created by abby on 2018/3/22.
+ */
+
+public class LocationManager {
+    private static LocationManager mInstance;
+    private AMapLocationClient mLocationClient;
+    private List<ObservableEmitter<LocationBean>> mEmitterList = new ArrayList<>();
+    private Observable<LocationBean> mObservable;
+
+    public static LocationManager getInstance() {
+        if (null == mInstance) {
+            mInstance = new LocationManager();
+        }
+
+        return mInstance;
+    }
+
+    private LocationManager() {
+        mObservable = Observable.create(new ObservableOnSubscribe<LocationBean>() {
+            @Override
+            public void subscribe(ObservableEmitter<LocationBean> emitter) throws Exception {
+                mEmitterList.add(emitter);
+            }
+        }).subscribeOn(Schedulers.io()).observeOn(AndroidSchedulers.mainThread());
+    }
+
+    public void init(Context context) {
+        try {
+            mLocationClient = new AMapLocationClient(context);
+            mLocationClient.setLocationListener(new AMapLocationListener() {
+                @Override
+                public void onLocationChanged(AMapLocation aMapLocation) {
+
+                    Log.e("AmapError", "location Error, ErrCode:"
+                            + aMapLocation.getErrorCode() + ", errInfo:"
+                            + aMapLocation.getErrorInfo());
+
+                    String city = aMapLocation.getCity().replace("市", "");
+                    String province = aMapLocation.getProvince();
+                    String cityCode = aMapLocation.getCityCode();
+                    double longitude = aMapLocation.getLongitude();
+                    double latitude = aMapLocation.getLatitude();
+                    LocationBean locationBean = new LocationBean();
+                    locationBean.setCity(city);
+                    locationBean.setCityName(aMapLocation.getCity());
+                    locationBean.setProvince(province);
+                    locationBean.setCityCode(cityCode);
+                    locationBean.setLatitude(latitude);
+                    locationBean.setLongitude(longitude);
+
+
+                    Iterator<ObservableEmitter<LocationBean>> i = mEmitterList.iterator();
+                    while (i.hasNext()) {
+                        ObservableEmitter<LocationBean> emitter = i.next();
+                        emitter.onNext(locationBean);
+                    }
+                }
+            });
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+    }
+
+    public void start() {
+        if (null != mLocationClient) {
+            mLocationClient.stopLocation();
+            mLocationClient.startLocation();
+        }
+    }
+
+    public void stop() {
+        if (null != mLocationClient) {
+            mLocationClient.stopLocation();
+        }
+    }
+
+    public void addLocationObserver(Observer<LocationBean> observer) {
+        mObservable.subscribe(observer);
+    }
+
+}

location/src/main/res/values/strings.xml

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+<resources>
+    <string name="app_name">Location</string>
+</resources>