remove unused RequirementListener/RequirementProvider

src/org/thoughtcrime/securesms/ApplicationContext.java

@@ -147,8 +147,6 @@ public class ApplicationContext extends MultiDexApplication implements DefaultLi
   }
 
   private void initializeJobManager() {
-    this.jobManager = JobManager.newBuilder(this)
-                                .withConsumerThreads(5)
-                                .build();
+    this.jobManager = new JobManager(this, 5);
   }
 }

src/org/thoughtcrime/securesms/jobmanager/JobManager.java

@@ -3,11 +3,6 @@ package org.thoughtcrime.securesms.jobmanager;
 import android.content.Context;
 import android.os.PowerManager;
 
-import org.thoughtcrime.securesms.jobmanager.requirements.RequirementListener;
-import org.thoughtcrime.securesms.jobmanager.requirements.RequirementProvider;
-
-import java.util.LinkedList;
-import java.util.List;
 import java.util.concurrent.Executor;
 import java.util.concurrent.Executors;
 
@@ -16,40 +11,22 @@ import java.util.concurrent.Executors;
  * that are executed once a Job's {@link org.thoughtcrime.securesms.jobmanager.requirements.Requirement}s
  * are met.
  */
-public class JobManager implements RequirementListener {
+public class JobManager {
 
   private final JobQueue      jobQueue           = new JobQueue();
   private final Executor      eventExecutor      = Executors.newSingleThreadExecutor();
 
   private final Context                     context;
-  private final List<RequirementProvider>   requirementProviders;
 
-  private JobManager(Context context,
-                     List<RequirementProvider> requirementProviders,
-                     int consumers)
+  public JobManager(Context context, int consumers)
   {
     this.context              = context;
-    this.requirementProviders = requirementProviders;
-
-    if (requirementProviders != null && !requirementProviders.isEmpty()) {
-      for (RequirementProvider provider : requirementProviders) {
-        provider.setListener(this);
-      }
-    }
 
     for (int i=0;i<consumers;i++) {
       new JobConsumer("JobConsumer-" + i, jobQueue).start();
     }
   }
 
-  /**
-   * @param context An Android {@link android.content.Context}.
-   * @return a {@link org.thoughtcrime.securesms.jobmanager.JobManager.Builder} used to construct a JobManager.
-   */
-  public static Builder newBuilder(Context context) {
-    return new Builder(context);
-  }
-
   /**
    * Queue a {@link org.thoughtcrime.securesms.jobmanager.Job} to be executed.
    *
@@ -69,16 +46,6 @@ public class JobManager implements RequirementListener {
     });
   }
 
-  @Override
-  public void onRequirementStatusChanged() {
-    eventExecutor.execute(new Runnable() {
-      @Override
-      public void run() {
-        jobQueue.onRequirementStatusChanged();
-      }
-    });
-  }
-
   private PowerManager.WakeLock acquireWakeLock(Context context, String name, long timeout) {
     PowerManager          powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
     PowerManager.WakeLock wakeLock     = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, name);
@@ -88,39 +55,4 @@ public class JobManager implements RequirementListener {
 
     return wakeLock;
   }
-
-  public static class Builder {
-    private final Context                   context;
-    private       List<RequirementProvider> requirementProviders;
-    private       int                       consumerThreads;
-
-    Builder(Context context) {
-      this.context         = context;
-      this.consumerThreads = 5;
-    }
-
-    /**
-     * Set the number of threads dedicated to consuming Jobs from the queue and executing them.
-     *
-     * @param consumerThreads The number of threads.
-     * @return The builder.
-     */
-    public Builder withConsumerThreads(int consumerThreads) {
-      this.consumerThreads = consumerThreads;
-      return this;
-    }
-
-    /**
-     * @return A constructed JobManager.
-     */
-    public JobManager build() {
-      if (requirementProviders == null) {
-        requirementProviders = new LinkedList<>();
-      }
-
-      return new JobManager(context, requirementProviders,
-                            consumerThreads);
-    }
-  }
-
 }

src/org/thoughtcrime/securesms/jobmanager/JobQueue.java

@@ -20,7 +20,6 @@ import androidx.annotation.NonNull;
 
 import java.util.HashMap;
 import java.util.LinkedList;
-import java.util.List;
 import java.util.ListIterator;
 import java.util.Map;
 
@@ -29,10 +28,6 @@ class JobQueue {
   private final Map<String, Job> activeGroupIds = new HashMap<>();
   private final LinkedList<Job>  jobQueue       = new LinkedList<>();
 
-  synchronized void onRequirementStatusChanged() {
-    notifyAll();
-  }
-
   synchronized void add(Job job) {
     jobQueue.add(job);
     processJobAddition(job);

src/org/thoughtcrime/securesms/jobmanager/requirements/RequirementListener.java

@@ -1,21 +0,0 @@
-/**
- * Copyright (C) 2014 Open Whisper Systems
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-package org.thoughtcrime.securesms.jobmanager.requirements;
-
-public interface RequirementListener {
-  public void onRequirementStatusChanged();
-}

src/org/thoughtcrime/securesms/jobmanager/requirements/RequirementProvider.java

@@ -1,33 +0,0 @@
-/**
- * Copyright (C) 2014 Open Whisper Systems
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-package org.thoughtcrime.securesms.jobmanager.requirements;
-
-/**
- * Notifies listeners when a {@link org.thoughtcrime.securesms.jobmanager.requirements.Requirement}'s
- * state is likely to have changed.
- */
-public interface RequirementProvider {
-
-  /**
-   * The {@link org.thoughtcrime.securesms.jobmanager.requirements.RequirementListener} to call when
-   * a {@link org.thoughtcrime.securesms.jobmanager.requirements.Requirement}'s status is likely to
-   * have changed.
-   *
-   * @param listener The listener to call.
-   */
-  public void setListener(RequirementListener listener);
-}