src/main/java/net/pterodactylus/fcp/quelaton/ModifyConfigCommandImpl.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.function.Supplier;
   7
   8 import net.pterodactylus.fcp.ConfigData;
   9 import net.pterodactylus.fcp.ModifyConfig;
  10
  11 import com.google.common.util.concurrent.ListenableFuture;
  12 import com.google.common.util.concurrent.ListeningExecutorService;
  13 import com.google.common.util.concurrent.MoreExecutors;
  14
  15 /**
  16  * Default {@link ModifyConfigCommand} implementation based on {@link FcpDialog}.
  17  *
  18  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  19  */
  20 public class ModifyConfigCommandImpl implements ModifyConfigCommand {
  21
  22         private final ListeningExecutorService threadPool;
  23         private final ConnectionSupplier connectionSupplier;
  24         private final ModifyConfig modifyConfig;
  25
  26         public ModifyConfigCommandImpl(ExecutorService threadPool, ConnectionSupplier connectionSupplier, Supplier<String> identifierGenerator) {
  27                 this.threadPool = MoreExecutors.listeningDecorator(threadPool);
  28                 this.connectionSupplier = connectionSupplier;
  29                 modifyConfig = new ModifyConfig(identifierGenerator.get());
  30         }
  31
  32         @Override
  33         public WithValue set(String key) {
  34                 return value -> to(key, value);
  35         }
  36
  37         private ModifyConfigCommand to(String key, String value) {
  38                 modifyConfig.setOption(key, value);
  39                 return this;
  40         }
  41
  42         @Override
  43         public ListenableFuture<ConfigData> execute() {
  44                 return threadPool.submit(this::executeDialog);
  45         }
  46
  47         private ConfigData executeDialog() throws IOException, ExecutionException, InterruptedException {
  48                 try (ModifyConfigDialog modifyConfigDialog = new ModifyConfigDialog()) {
  49                         return modifyConfigDialog.send(modifyConfig).get();
  50                 }
  51         }
  52
  53         private class ModifyConfigDialog extends FcpDialog<ConfigData> {
  54
  55                 public ModifyConfigDialog() throws IOException {
  56                         super(threadPool, connectionSupplier.get(), null);
  57                 }
  58
  59                 @Override
  60                 protected void consumeConfigData(ConfigData configData) {
  61                         setResult(configData);
  62                 }
  63
  64         }
  65
  66 }