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 import java.util.function.Supplier;
   9
  10 import net.pterodactylus.fcp.ConfigData;
  11 import net.pterodactylus.fcp.GetConfig;
  12
  13 import com.google.common.util.concurrent.ListenableFuture;
  14 import com.google.common.util.concurrent.ListeningExecutorService;
  15 import com.google.common.util.concurrent.MoreExecutors;
  16
  17 /**
  18  * Default {@link GetConfigCommand} implementation based on {@link FcpDialog}.
  19  *
  20  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  21  */
  22 public class GetConfigCommandImpl implements GetConfigCommand {
  23
  24         private final ListeningExecutorService threadPool;
  25         private final ConnectionSupplier connectionSupplier;
  26         private final Supplier<String> identifierGenerator;
  27         private final AtomicBoolean withCurrent = new AtomicBoolean();
  28         private final AtomicBoolean withDefaults = new AtomicBoolean();
  29         private final AtomicBoolean withSortOrder = new AtomicBoolean();
  30         private final AtomicBoolean withExpertFlag = new AtomicBoolean();
  31         private final AtomicBoolean withForceWriteFlag = new AtomicBoolean();
  32         private final AtomicBoolean withShortDescription = new AtomicBoolean();
  33         private final AtomicBoolean withLongDescription = new AtomicBoolean();
  34         private final AtomicBoolean withDataTypes = new AtomicBoolean();
  35
  36         public GetConfigCommandImpl(ExecutorService threadPool, ConnectionSupplier connectionSupplier, Supplier<String> identifierGenerator) {
  37                 this.threadPool = MoreExecutors.listeningDecorator(threadPool);
  38                 this.connectionSupplier = connectionSupplier;
  39                 this.identifierGenerator = identifierGenerator;
  40         }
  41
  42         @Override
  43         public GetConfigCommand withCurrent() {
  44                 withCurrent.set(true);
  45                 return this;
  46         }
  47
  48         @Override
  49         public GetConfigCommand withDefaults() {
  50                 withDefaults.set(true);
  51                 return this;
  52         }
  53
  54         @Override
  55         public GetConfigCommand withSortOrder() {
  56                 withSortOrder.set(true);
  57                 return this;
  58         }
  59
  60         @Override
  61         public GetConfigCommand withExpertFlag() {
  62                 withExpertFlag.set(true);
  63                 return this;
  64         }
  65
  66         @Override
  67         public GetConfigCommand withForceWriteFlag() {
  68                 withForceWriteFlag.set(true);
  69                 return this;
  70         }
  71
  72         @Override
  73         public GetConfigCommand withShortDescription() {
  74                 withShortDescription.set(true);
  75                 return this;
  76         }
  77
  78         @Override
  79         public GetConfigCommand withLongDescription() {
  80                 withLongDescription.set(true);
  81                 return this;
  82         }
  83
  84         @Override
  85         public GetConfigCommand withDataTypes() {
  86                 withDataTypes.set(true);
  87                 return this;
  88         }
  89
  90         @Override
  91         public ListenableFuture<ConfigData> execute() {
  92                 return threadPool.submit(this::executeDialog);
  93         }
  94
  95         private ConfigData executeDialog() throws IOException, ExecutionException, InterruptedException {
  96                 GetConfig getConfig = new GetConfig(identifierGenerator.get());
  97                 getConfig.setWithCurrent(withCurrent.get());
  98                 getConfig.setWithDefaults(withDefaults.get());
  99                 getConfig.setWithSortOrder(withSortOrder.get());
 100                 getConfig.setWithExpertFlag(withExpertFlag.get());
 101                 getConfig.setWithForceWriteFlag(withForceWriteFlag.get());
 102                 getConfig.setWithShortDescription(withShortDescription.get());
 103                 getConfig.setWithLongDescription(withLongDescription.get());
 104                 getConfig.setWithDataTypes(withDataTypes.get());
 105                 try (GetConfigDialog getConfigDialog = new GetConfigDialog()) {
 106                         return getConfigDialog.send(getConfig).get();
 107                 }
 108         }
 109
 110         private class GetConfigDialog extends FcpDialog<ConfigData> {
 111
 112                 private final AtomicReference<ConfigData> configData = new AtomicReference<>();
 113
 114                 public GetConfigDialog() throws IOException {
 115                         super(threadPool, connectionSupplier.get());
 116                 }
 117
 118                 @Override
 119                 protected boolean isFinished() {
 120                         return configData.get() != null;
 121                 }
 122
 123                 @Override
 124                 protected ConfigData getResult() {
 125                         return configData.get();
 126                 }
 127
 128                 @Override
 129                 protected void consumeConfigData(ConfigData configData) {
 130                         this.configData.set(configData);
 131                 }
 132
 133         }
 134
 135 }