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Code Issues Packages Projects Releases Wiki Activity

#57: Android: Migrate document resource to OkHttp

Browse Source 
Closes #58: Android: OkHttpClient and cache as singleton
This commit is contained in:
jendib 2016-01-23 23:20:09 +01:00
parent d9509474b0
commit 456fc5b991
10 changed files with 214 additions and 212 deletions
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15
docs-android/app/app.iml
View File

@ -61,13 +61,6 @@
<sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/src/main/jni" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/src/main/rs" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/src/test/res" type="java-test-resource" />
<sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
<sourceFolder url="file://$MODULE_DIR$/src/test/assets" type="java-test-resource" />
<sourceFolder url="file://$MODULE_DIR$/src/test/aidl" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/test/jni" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/test/rs" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
<sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
<sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
@ -75,6 +68,13 @@
<sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/androidTest/jni" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/test/res" type="java-test-resource" />
<sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
<sourceFolder url="file://$MODULE_DIR$/src/test/assets" type="java-test-resource" />
<sourceFolder url="file://$MODULE_DIR$/src/test/aidl" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/test/jni" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/test/rs" isTestSource="true" />
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/assets" />
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/blame" />
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/builds" />
@ -88,6 +88,7 @@
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/it.sephiroth.android.library.imagezoom/imagezoom/1.0.5/jars" />
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental" />
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-classes" />
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-runtime-classes" />
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-runtimfe-classes" />
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-verifier" />
<excludeFolder url="file://$MODULE_DIR$/build/intermediates/instant-run-support" />

2
docs-android/app/build.gradle
View File

@ -3,7 +3,7 @@ buildscript {
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:2.0.0-alpha5'
classpath 'com.android.tools.build:gradle:2.0.0-alpha7'
}
}
apply plugin: 'com.android.application'

9
docs-android/app/src/main/java/com/sismics/docs/activity/DocumentEditActivity.java
View File

@ -17,7 +17,7 @@ import com.sismics.docs.adapter.LanguageAdapter;
import com.sismics.docs.adapter.TagAutoCompleteAdapter;
import com.sismics.docs.event.DocumentAddEvent;
import com.sismics.docs.event.DocumentEditEvent;
import com.sismics.docs.listener.JsonHttpResponseHandler;
import com.sismics.docs.listener.HttpCallback;
import com.sismics.docs.resource.DocumentResource;
import com.sismics.docs.ui.form.Validator;
import com.sismics.docs.ui.form.validator.Required;
@ -35,7 +35,6 @@ import java.util.HashSet;
import java.util.List;
import java.util.Set;
import cz.msebera.android.httpclient.Header;
import de.greenrobot.event.EventBus;
/**
@ -174,9 +173,9 @@ public class DocumentEditActivity extends AppCompatActivity {
});
// Server callback
JsonHttpResponseHandler callback = new JsonHttpResponseHandler() {
HttpCallback callback = new HttpCallback() {
@Override
public void onSuccess(int statusCode, Header[] headers, JSONObject response) {
public void onSuccess(JSONObject response) {
// Build a fake document JSON to update the UI
final JSONObject outputDoc = new JSONObject();
try {
@ -211,7 +210,7 @@ public class DocumentEditActivity extends AppCompatActivity {
}
@Override
public void onAllFailure(int statusCode, Header[] headers, byte[] responseBytes, Throwable throwable) {
public void onFailure(JSONObject json, Exception e) {
Toast.makeText(DocumentEditActivity.this, R.string.error_editing_document, Toast.LENGTH_LONG).show();
}

11
docs-android/app/src/main/java/com/sismics/docs/activity/DocumentViewActivity.java
View File

@ -46,6 +46,7 @@ import com.sismics.docs.event.FileAddEvent;
import com.sismics.docs.event.FileDeleteEvent;
import com.sismics.docs.fragment.DocExportPdfFragment;
import com.sismics.docs.fragment.DocShareFragment;
import com.sismics.docs.listener.HttpCallback;
import com.sismics.docs.listener.JsonHttpResponseHandler;
import com.sismics.docs.model.application.ApplicationContext;
import com.sismics.docs.resource.CommentResource;
@ -487,14 +488,14 @@ public class DocumentViewActivity extends AppCompatActivity {
// Actual delete server call
final String documentId = document.optString("id");
DocumentResource.delete(DocumentViewActivity.this, documentId, new JsonHttpResponseHandler() {
DocumentResource.delete(DocumentViewActivity.this, documentId, new HttpCallback() {
@Override
public void onSuccess(int statusCode, Header[] headers, JSONObject response) {
public void onSuccess(JSONObject response) {
EventBus.getDefault().post(new DocumentDeleteEvent(documentId));
}
@Override
public void onAllFailure(int statusCode, Header[] headers, byte[] responseBytes, Throwable throwable) {
public void onFailure(JSONObject json, Exception e) {
Toast.makeText(DocumentViewActivity.this, R.string.document_delete_failure, Toast.LENGTH_LONG).show();
}
@ -646,9 +647,9 @@ public class DocumentViewActivity extends AppCompatActivity {
// Silently get the document to know if it is writable by the current user
// If this call fails or is slow and the document is read-only,
// write actions will be allowed and will fail
DocumentResource.get(this, document.optString("id"), new JsonHttpResponseHandler() {
DocumentResource.get(this, document.optString("id"), new HttpCallback() {
@Override
public void onSuccess(int statusCode, Header[] headers, JSONObject response) {
public void onSuccess(JSONObject response) {
document = response;
boolean writable = document.optBoolean("writable");

2
docs-android/app/src/main/java/com/sismics/docs/adapter/CommentListAdapter.java
View File

@ -81,7 +81,7 @@ public class CommentListAdapter extends BaseAdapter {
// Gravatar image
String gravatarUrl = "http://www.gravatar.com/avatar/" + comment.optString("creator_gravatar") + "?s=128d=identicon";
OkHttpUtil.picasso(context, null)
OkHttpUtil.picasso(context)
.load(gravatarUrl)
.into(gravatarImageView);

6
docs-android/app/src/main/java/com/sismics/docs/adapter/FilePagerAdapter.java
View File

@ -66,9 +66,9 @@ public class FilePagerAdapter extends PagerAdapter {
String fileUrl = PreferenceUtil.getServerUrl(context) + "/api/file/" + file.optString("id") + "/data?size=web";
// Load image
OkHttpUtil.picasso(context, authToken)
OkHttpUtil.picasso(context)
.load(fileUrl)
.memoryPolicy(MemoryPolicy.NO_CACHE, MemoryPolicy.NO_STORE)
.memoryPolicy(MemoryPolicy.NO_CACHE, MemoryPolicy.NO_STORE) // Don't memory cache the images
.into(fileImageView, new Callback.EmptyCallback() {
@Override
public void onSuccess() {
@ -109,7 +109,7 @@ public class FilePagerAdapter extends PagerAdapter {
* @return Object
*/
public JSONObject getObjectAt(int position) {
if (files == null) {
if (files == null || position < 0 || position >= files.size()) {
return null;
}

7
docs-android/app/src/main/java/com/sismics/docs/fragment/DocShareFragment.java
View File

@ -21,6 +21,7 @@ import com.sismics.docs.R;
import com.sismics.docs.adapter.ShareListAdapter;
import com.sismics.docs.event.ShareDeleteEvent;
import com.sismics.docs.event.ShareSendEvent;
import com.sismics.docs.listener.HttpCallback;
import com.sismics.docs.listener.JsonHttpResponseHandler;
import com.sismics.docs.resource.DocumentResource;
import com.sismics.docs.resource.ShareResource;
@ -122,9 +123,9 @@ public class DocShareFragment extends DialogFragment {
final ProgressBar shareProgressBar = (ProgressBar) view.findViewById(R.id.shareProgressBar);
shareListView.setEmptyView(shareProgressBar);
DocumentResource.get(getActivity(), getArguments().getString("id"), new JsonHttpResponseHandler() {
DocumentResource.get(getActivity(), getArguments().getString("id"), new HttpCallback() {
@Override
public void onSuccess(int statusCode, Header[] headers, JSONObject response) {
public void onSuccess(JSONObject response) {
document = response;
JSONArray acls = response.optJSONArray("acls");
shareProgressBar.setVisibility(View.GONE);
@ -133,7 +134,7 @@ public class DocShareFragment extends DialogFragment {
}
@Override
public void onAllFailure(int statusCode, Header[] headers, byte[] responseBytes, Throwable throwable) {
public void onFailure(JSONObject json, Exception e) {
getDialog().cancel();
Toast.makeText(getActivity(), R.string.error_loading_shares, Toast.LENGTH_SHORT).show();
}

93
docs-android/app/src/main/java/com/sismics/docs/resource/BaseResource.java
View File

@ -9,11 +9,7 @@ import com.sismics.docs.util.ApplicationUtil;
import com.sismics.docs.util.PreferenceUtil;
import java.io.IOException;
import java.net.CookieManager;
import java.net.CookiePolicy;
import java.net.HttpCookie;
import java.net.Socket;
import java.net.URI;
import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
@ -22,18 +18,12 @@ import java.security.UnrecoverableKeyException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.Locale;
import java.util.concurrent.TimeUnit;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import cz.msebera.android.httpclient.conn.ssl.SSLSocketFactory;
import okhttp3.Interceptor;
import okhttp3.JavaNetCookieJar;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
/**
* Base class for API access.
@ -41,7 +31,6 @@ import okhttp3.Response;
* @author bgamard
*/
public class BaseResource {
/**
* User-Agent to use.
*/
@ -57,11 +46,6 @@ public class BaseResource {
*/
protected static AsyncHttpClient client = new AsyncHttpClient();
/**
* OkHttp client.
*/
protected static OkHttpClient okHttpClient = new OkHttpClient();
static {
// 20sec default timeout
client.setTimeout(60000);
@ -76,43 +60,6 @@ public class BaseResource {
} catch (Exception e) {
// NOP
}
// OkHttp configuration
try {
// Create a trust manager that does not validate certificate chains
final TrustManager[] trustAllCerts = new TrustManager[] {
new X509TrustManager() {
@Override
public void checkClientTrusted(java.security.cert.X509Certificate[] chain, String authType) throws CertificateException {
}
@Override
public void checkServerTrusted(java.security.cert.X509Certificate[] chain, String authType) throws CertificateException {
}
@Override
public java.security.cert.X509Certificate[] getAcceptedIssuers() {
return null;
}
}
};
// Install the all-trusting trust manager
final SSLContext sslContext = SSLContext.getInstance("TLS");
sslContext.init(null, trustAllCerts, new java.security.SecureRandom());
final javax.net.ssl.SSLSocketFactory sslSocketFactory = sslContext.getSocketFactory();
// Configure OkHttpClient
okHttpClient = okHttpClient.newBuilder()
.connectTimeout(30, TimeUnit.SECONDS)
.readTimeout(30, TimeUnit.SECONDS)
.writeTimeout(30, TimeUnit.SECONDS)
.hostnameVerifier(MySSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER)
.sslSocketFactory(sslSocketFactory)
.build();
} catch (Exception e) {
// NOP
}
}
/**
@ -135,46 +82,6 @@ public class BaseResource {
}
}
/**
* Build an OkHttpClient.
*
* @param context Context
* @return OkHttpClient
*/
protected static OkHttpClient buildOkHttpClient(final Context context) {
// Header computation
if (USER_AGENT == null) {
USER_AGENT = "Sismics Docs Android " + ApplicationUtil.getVersionName(context) + "/Android " + Build.VERSION.RELEASE + "/" + Build.MODEL;
}
if (ACCEPT_LANGUAGE == null) {
Locale locale = Locale.getDefault();
ACCEPT_LANGUAGE = locale.getLanguage() + "_" + locale.getCountry();
}
// Cookie handling
com.sismics.docs.resource.cookie.PersistentCookieStore cookieStore = new com.sismics.docs.resource.cookie.PersistentCookieStore(context);
CookieManager cookieManager = new CookieManager(cookieStore, CookiePolicy.ACCEPT_ALL);
cookieStore.add(URI.create(PreferenceUtil.getServerUrl(context)),
new HttpCookie("auth_token", PreferenceUtil.getAuthToken(context))); // TODO Remove me when async http is ditched
// Runtime configuration
return okHttpClient.newBuilder()
.cookieJar(new JavaNetCookieJar(cookieManager))
.addNetworkInterceptor(new Interceptor() {
@Override
public Response intercept(Chain chain) throws IOException {
Request originalRequest = chain.request();
return chain.proceed(originalRequest.newBuilder()
.header("User-Agent", USER_AGENT)
.header("Accept-Language", ACCEPT_LANGUAGE)
// TODO necessary?? .method(originalRequest.method(), originalRequest.body())
.build());
}
})
.build();
}
/**
* Socket factory to allow self-signed certificates for Async HTTP Client.
*

91
docs-android/app/src/main/java/com/sismics/docs/resource/DocumentResource.java
View File

@ -2,12 +2,12 @@ package com.sismics.docs.resource;
import android.content.Context;
import com.loopj.android.http.RequestParams;
import com.sismics.docs.listener.HttpCallback;
import com.sismics.docs.listener.JsonHttpResponseHandler;
import com.sismics.docs.util.OkHttpUtil;
import java.util.Set;
import okhttp3.FormBody;
import okhttp3.HttpUrl;
import okhttp3.Request;
@ -35,8 +35,9 @@ public class DocumentResource extends BaseResource {
.addQueryParameter("asc", "false")
.addQueryParameter("search", query)
.build())
.get()
.build();
buildOkHttpClient(context)
OkHttpUtil.buildClient(context)
.newCall(request)
.enqueue(HttpCallback.buildOkHttpCallback(callback));
}
@ -46,12 +47,16 @@ public class DocumentResource extends BaseResource {
*
* @param context Context
* @param id ID
* @param responseHandler Callback
* @param callback Callback
*/
public static void get(Context context, String id, JsonHttpResponseHandler responseHandler) {
init(context);
client.get(getApiUrl(context) + "/document/" + id, responseHandler);
public static void get(Context context, String id, HttpCallback callback) {
Request request = new Request.Builder()
.url(HttpUrl.parse(getApiUrl(context) + "/document/" + id))
.get()
.build();
OkHttpUtil.buildClient(context)
.newCall(request)
.enqueue(HttpCallback.buildOkHttpCallback(callback));
}
/**
@ -59,12 +64,16 @@ public class DocumentResource extends BaseResource {
*
* @param context Context
* @param id ID
* @param responseHandler Callback
* @param callback Callback
*/
public static void delete(Context context, String id, JsonHttpResponseHandler responseHandler) {
init(context);
client.delete(getApiUrl(context) + "/document/" + id, responseHandler);
public static void delete(Context context, String id, HttpCallback callback) {
Request request = new Request.Builder()
.url(HttpUrl.parse(getApiUrl(context) + "/document/" + id))
.delete()
.build();
OkHttpUtil.buildClient(context)
.newCall(request)
.enqueue(HttpCallback.buildOkHttpCallback(callback));
}
/**
@ -76,19 +85,27 @@ public class DocumentResource extends BaseResource {
* @param tagIdList Tags ID list
* @param language Language
* @param createDate Create date
* @param responseHandler Callback
* @param callback Callback
*/
public static void add(Context context, String title, String description,
Set<String> tagIdList, String language, long createDate, JsonHttpResponseHandler responseHandler) {
init(context);
Set<String> tagIdList, String language, long createDate, HttpCallback callback) {
FormBody.Builder formBuilder = new FormBody.Builder()
.add("title", title)
.add("description", description)
.add("language", language)
.add("create_date", Long.toString(createDate));
String[] tagIdArray = tagIdList.toArray(new String[tagIdList.size()]);
for (int i = 0; i < tagIdArray.length; i++) {
formBuilder.add("tags", tagIdArray[i]);
}
RequestParams params = new RequestParams();
params.put("title", title);
params.put("description", description);
params.put("tags", tagIdList);
params.put("language", language);
params.put("create_date", createDate);
client.put(getApiUrl(context) + "/document", params, responseHandler);
Request request = new Request.Builder()
.url(HttpUrl.parse(getApiUrl(context) + "/document"))
.put(formBuilder.build())
.build();
OkHttpUtil.buildClient(context)
.newCall(request)
.enqueue(HttpCallback.buildOkHttpCallback(callback));
}
/**
@ -101,19 +118,27 @@ public class DocumentResource extends BaseResource {
* @param tagIdList Tags ID list
* @param language Language
* @param createDate Create date
* @param responseHandler Callback
* @param callback Callback
*/
public static void edit(Context context, String id, String title, String description,
Set<String> tagIdList, String language, long createDate, JsonHttpResponseHandler responseHandler) {
init(context);
Set<String> tagIdList, String language, long createDate, HttpCallback callback) {
FormBody.Builder formBuilder = new FormBody.Builder()
.add("title", title)
.add("description", description)
.add("language", language)
.add("create_date", Long.toString(createDate));
String[] tagIdArray = tagIdList.toArray(new String[tagIdList.size()]);
for (int i = 0; i < tagIdArray.length; i++) {
formBuilder.add("tags", tagIdArray[i]);
}
RequestParams params = new RequestParams();
params.put("title", title);
params.put("description", description);
params.put("tags", tagIdList);
params.put("language", language);
params.put("create_date", createDate);
client.post(getApiUrl(context) + "/document/" + id, params, responseHandler);
Request request = new Request.Builder()
.url(HttpUrl.parse(getApiUrl(context) + "/document/" + id))
.post(formBuilder.build())
.build();
OkHttpUtil.buildClient(context)
.newCall(request)
.enqueue(HttpCallback.buildOkHttpCallback(callback));
}
/**

190
docs-android/app/src/main/java/com/sismics/docs/util/OkHttpUtil.java
View File

@ -1,23 +1,29 @@
package com.sismics.docs.util;
import android.content.Context;
import android.os.Build;
import android.util.Log;
import com.jakewharton.picasso.OkHttp3Downloader;
import com.sismics.docs.resource.cookie.PersistentCookieStore;
import com.squareup.picasso.Picasso;
import java.io.IOException;
import java.net.CookieManager;
import java.net.CookiePolicy;
import java.net.HttpCookie;
import java.net.URI;
import java.security.cert.CertificateException;
import java.util.Locale;
import java.util.concurrent.TimeUnit;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSession;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import okhttp3.Cache;
import okhttp3.Interceptor;
import okhttp3.JavaNetCookieJar;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
@ -29,57 +35,27 @@ import okhttp3.Response;
*/
public class OkHttpUtil {
/**
* Build a Picasso object with base config.
*
* @param context Context
* @param authToken Auth token
* @return Picasso object
* OkHttp singleton client.
*/
public static Picasso picasso(Context context, final String authToken) {
OkHttpClient okHttpClient = buildOkHttpClient()
.addInterceptor(new Interceptor() {
@Override
public Response intercept(Interceptor.Chain chain) throws IOException {
final Request original = chain.request();
final Request.Builder requestBuilder = original.newBuilder()
.header("Cookie", "auth_token=" + authToken)
.header("Cache-Control", "max-age=" + (3600 * 24 * 365))
.method(original.method(), original.body());
return chain.proceed(requestBuilder.build());
}
})
.cache(new Cache(context.getCacheDir(),
PreferenceUtil.getIntegerPreference(context, PreferenceUtil.PREF_CACHE_SIZE, 0) * 1000000))
.build();
Picasso picasso = new Picasso.Builder(context)
.downloader(new OkHttp3Downloader(okHttpClient))
.build();
picasso.setIndicatorsEnabled(false);
return picasso;
}
private static OkHttpClient okHttpClient = new OkHttpClient();
/**
* Clear the cache.
*
* @param context Context
* Singleton cache.
*/
public static void clearCache(Context context) {
Cache cache = new Cache(context.getCacheDir(),
PreferenceUtil.getIntegerPreference(context, PreferenceUtil.PREF_CACHE_SIZE, Integer.MAX_VALUE));
try {
cache.evictAll();
} catch (IOException e) {
Log.e("OKHttpUtil", "Error clearing cache", e);
}
}
private static Cache cache = null;
/**
* Build a OkHttpClient accepting all SSL certificates.
*
* @return OkHttpClient.Builder
* User-Agent to use.
*/
private static OkHttpClient.Builder buildOkHttpClient() {
protected static String userAgent = null;
/**
* Accept-Language header.
*/
protected static String acceptLanguage = null;
static {
// OkHttp configuration
try {
// Create a trust manager that does not validate certificate chains
final TrustManager[] trustAllCerts = new TrustManager[] {
@ -102,22 +78,114 @@ public class OkHttpUtil {
// Install the all-trusting trust manager
final SSLContext sslContext = SSLContext.getInstance("TLS");
sslContext.init(null, trustAllCerts, new java.security.SecureRandom());
final javax.net.ssl.SSLSocketFactory sslSocketFactory = sslContext.getSocketFactory();
// Create an ssl socket factory with our all-trusting manager
final SSLSocketFactory sslSocketFactory = sslContext.getSocketFactory();
OkHttpClient.Builder builder = new OkHttpClient.Builder();
builder.sslSocketFactory(sslSocketFactory);
builder.hostnameVerifier(new HostnameVerifier() {
@Override
public boolean verify(String hostname, SSLSession session) {
return true;
}
});
return builder;
// Configure OkHttpClient
okHttpClient = okHttpClient.newBuilder()
.connectTimeout(30, TimeUnit.SECONDS)
.readTimeout(30, TimeUnit.SECONDS)
.writeTimeout(30, TimeUnit.SECONDS)
.sslSocketFactory(sslSocketFactory)
.build();
} catch (Exception e) {
throw new RuntimeException(e);
// NOP
}
}
/**
* Build a Picasso object with base config.
*
* @param context Context
* @return Picasso object
*/
public static Picasso picasso(Context context) {
OkHttpClient okHttpClient = buildClient(context)
.newBuilder()
.addInterceptor(new Interceptor() {
@Override
public Response intercept(Interceptor.Chain chain) throws IOException { // Override cache configuration
final Request original = chain.request();
final Request.Builder requestBuilder = original.newBuilder()
.header("Cache-Control", "max-age=" + (3600 * 24 * 365))
.method(original.method(), original.body());
return chain.proceed(requestBuilder.build());
}
})
.cache(getCache(context))
.build();
Picasso picasso = new Picasso.Builder(context)
.downloader(new OkHttp3Downloader(okHttpClient))
.build();
picasso.setIndicatorsEnabled(false); // Debug stuff
return picasso;
}
/**
* Get and eventually build the singleton cache.
*
* @param context Context
* @return Cache
*/
private static Cache getCache(Context context) {
if (cache == null) {
cache = new Cache(context.getCacheDir(),
PreferenceUtil.getIntegerPreference(context, PreferenceUtil.PREF_CACHE_SIZE, 0) * 1000000);
}
return cache;
}
/**
* Clear the HTTP cache.
*
* @param context Context
*/
public static void clearCache(Context context) {
Cache cache = getCache(context);
try {
cache.evictAll();
} catch (IOException e) {
Log.e("OKHttpUtil", "Error clearing cache", e);
}
}
/**
* Build an OkHttpClient.
*
* @param context Context
* @return OkHttpClient
*/
public static OkHttpClient buildClient(final Context context) {
// One-time header computation
if (userAgent == null) {
userAgent = "Sismics Docs Android " + ApplicationUtil.getVersionName(context) + "/Android " + Build.VERSION.RELEASE + "/" + Build.MODEL;
}
if (acceptLanguage == null) {
Locale locale = Locale.getDefault();
acceptLanguage = locale.getLanguage() + "_" + locale.getCountry();
}
// Cookie handling
PersistentCookieStore cookieStore = new PersistentCookieStore(context);
CookieManager cookieManager = new CookieManager(cookieStore, CookiePolicy.ACCEPT_ALL);
cookieStore.add(URI.create(PreferenceUtil.getServerUrl(context)),
new HttpCookie("auth_token", PreferenceUtil.getAuthToken(context))); // TODO Remove me when async http is ditched
// Runtime configuration
return okHttpClient.newBuilder()
.cookieJar(new JavaNetCookieJar(cookieManager))
.addNetworkInterceptor(new Interceptor() {
@Override
public Response intercept(Chain chain) throws IOException {
Request originalRequest = chain.request();
return chain.proceed(originalRequest.newBuilder()
.header("User-Agent", userAgent)
.header("Accept-Language", acceptLanguage)
// TODO necessary?? .method(originalRequest.method(), originalRequest.body())
.build());
}
})
.build();
}
}