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Improve energy efficiency by applying Cache Energy Pattern #111

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merged 1 commit into from
Jul 25, 2020
Merged

Improve energy efficiency by applying Cache Energy Pattern #111

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14 changes: 8 additions & 6 deletions app/src/main/java/com/perflyst/twire/service/Service.java
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@
import android.net.NetworkInfo;
import android.net.TrafficStats;
import android.os.Build;
import android.os.Process;
import android.util.DisplayMetrics;
import android.util.Log;
import android.util.TypedValue;
Expand Down Expand Up @@ -78,11 +79,7 @@
import java.util.Scanner;
import java.util.TreeMap;

import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import javax.net.ssl.*;

/**
* Created by Sebastian Rask on 12-02-2015.
Expand Down Expand Up @@ -714,6 +711,11 @@ public X509Certificate[] getAcceptedIssuers() {
try {
SSLContext sc = SSLContext.getInstance("TLS");
sc.init(null, trustAllCerts, new SecureRandom());
SSLSessionContext sslSessionContext = sc.getServerSessionContext();
int sessionCacheSize = sslSessionContext.getSessionCacheSize();
if (sessionCacheSize > 0) {
sslSessionContext.setSessionCacheSize(0);
}
HttpsURLConnection
.setDefaultSSLSocketFactory(sc.getSocketFactory());
} catch (Exception e) {
Expand Down Expand Up @@ -993,7 +995,7 @@ public static Bitmap makeTransparent(Bitmap bit, int transparentColor) {
}

public static double getDataReceived() {
return (double) TrafficStats.getUidRxBytes(android.os.Process
return (double) TrafficStats.getUidRxBytes(Process
.myUid()) / (1024 * 1024);
}

Expand Down
20 changes: 13 additions & 7 deletions app/src/main/java/com/perflyst/twire/utils/TLSSocketFactoryCompat.java
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Original file line number Diff line number Diff line change
Expand Up @@ -5,12 +5,9 @@
import java.net.Socket;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;

import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.net.ssl.*;


/**
Expand All @@ -30,14 +27,23 @@ public class TLSSocketFactoryCompat extends SSLSocketFactory {
public TLSSocketFactoryCompat() throws KeyManagementException, NoSuchAlgorithmException {
SSLContext context = SSLContext.getInstance("TLS");
context.init(null, null, null);
SSLSessionContext sslSessionContext = context.getServerSessionContext();
int sessionCacheSize = sslSessionContext.getSessionCacheSize();
if (sessionCacheSize > 0) {
sslSessionContext.setSessionCacheSize(0);
}
internalSSLSocketFactory = context.getSocketFactory();
}


public TLSSocketFactoryCompat(final TrustManager[] tm)
throws KeyManagementException, NoSuchAlgorithmException {
SSLContext context = SSLContext.getInstance("TLS");
context.init(null, tm, new java.security.SecureRandom());
context.init(null, tm, new SecureRandom());
SSLSessionContext sslSessionContext = context.getServerSessionContext();
int sessionCacheSize = sslSessionContext.getSessionCacheSize();
if (sessionCacheSize > 0) {
sslSessionContext.setSessionCacheSize(0);
}
internalSSLSocketFactory = context.getSocketFactory();
}

Expand Down