src/main/java/net/pterodactylus/fcp/quelaton/GetConfigCommandImpl.java

   1 package net.pterodactylus.fcp.quelaton;
   2
   3 import java.io.IOException;
   4 import java.util.concurrent.ExecutionException;
   5 import java.util.concurrent.ExecutorService;
   6 import java.util.concurrent.atomic.AtomicBoolean;
   7 import java.util.concurrent.atomic.AtomicReference;
   8
   9 import net.pterodactylus.fcp.ConfigData;
  10 import net.pterodactylus.fcp.GetConfig;
  11
  12 import com.google.common.util.concurrent.ListenableFuture;
  13 import com.google.common.util.concurrent.ListeningExecutorService;
  14 import com.google.common.util.concurrent.MoreExecutors;
  15
  16 /**
  17  * Default {@link GetConfigCommand} implementation based on {@link FcpDialog}.
  18  *
  19  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  20  */
  21 public class GetConfigCommandImpl implements GetConfigCommand {
  22
  23         private final ListeningExecutorService threadPool;
  24         private final ConnectionSupplier connectionSupplier;
  25         private final AtomicBoolean withCurrent = new AtomicBoolean();
  26         private final AtomicBoolean withDefaults = new AtomicBoolean();
  27         private final AtomicBoolean withSortOrder = new AtomicBoolean();
  28         private final AtomicBoolean withExpertFlag = new AtomicBoolean();
  29         private final AtomicBoolean withForceWriteFlag = new AtomicBoolean();
  30         private final AtomicBoolean withShortDescription = new AtomicBoolean();
  31         private final AtomicBoolean withLongDescription = new AtomicBoolean();
  32
  33         public GetConfigCommandImpl(ExecutorService threadPool, ConnectionSupplier connectionSupplier) {
  34                 this.threadPool = MoreExecutors.listeningDecorator(threadPool);
  35                 this.connectionSupplier = connectionSupplier;
  36         }
  37
  38         @Override
  39         public GetConfigCommand withCurrent() {
  40                 withCurrent.set(true);
  41                 return this;
  42         }
  43
  44         @Override
  45         public GetConfigCommand withDefaults() {
  46                 withDefaults.set(true);
  47                 return this;
  48         }
  49
  50         @Override
  51         public GetConfigCommand withSortOrder() {
  52                 withSortOrder.set(true);
  53                 return this;
  54         }
  55
  56         @Override
  57         public GetConfigCommand withExpertFlag() {
  58                 withExpertFlag.set(true);
  59                 return this;
  60         }
  61
  62         @Override
  63         public GetConfigCommand withForceWriteFlag() {
  64                 withForceWriteFlag.set(true);
  65                 return this;
  66         }
  67
  68         @Override
  69         public GetConfigCommand withShortDescription() {
  70                 withShortDescription.set(true);
  71                 return this;
  72         }
  73
  74         @Override
  75         public GetConfigCommand withLongDescription() {
  76                 withLongDescription.set(true);
  77                 return this;
  78         }
  79
  80         @Override
  81         public ListenableFuture<ConfigData> execute() {
  82                 return threadPool.submit(this::executeDialog);
  83         }
  84
  85         private ConfigData executeDialog() throws IOException, ExecutionException, InterruptedException {
  86                 GetConfig getConfig = new GetConfig(new RandomIdentifierGenerator().generate());
  87                 getConfig.setWithCurrent(withCurrent.get());
  88                 getConfig.setWithDefaults(withDefaults.get());
  89                 getConfig.setWithSortOrder(withSortOrder.get());
  90                 getConfig.setWithExpertFlag(withExpertFlag.get());
  91                 getConfig.setWithForceWriteFlag(withForceWriteFlag.get());
  92                 getConfig.setWithShortDescription(withShortDescription.get());
  93                 getConfig.setWithLongDescription(withLongDescription.get());
  94                 try (GetConfigDialog getConfigDialog = new GetConfigDialog()) {
  95                         return getConfigDialog.send(getConfig).get();
  96                 }
  97         }
  98
  99         private class GetConfigDialog extends FcpDialog<ConfigData> {
 100
 101                 private final AtomicReference<ConfigData> configData = new AtomicReference<>();
 102
 103                 public GetConfigDialog() throws IOException {
 104                         super(threadPool, connectionSupplier.get());
 105                 }
 106
 107                 @Override
 108                 protected boolean isFinished() {
 109                         return configData.get() != null;
 110                 }
 111
 112                 @Override
 113                 protected ConfigData getResult() {
 114                         return configData.get();
 115                 }
 116
 117                 @Override
 118                 protected void consumeConfigData(ConfigData configData) {
 119                         this.configData.set(configData);
 120                 }
 121
 122         }
 123
 124 }