From: David ‘Bombe’ Roden <bombe@freenetproject.org>
Date: Tue, 14 Jul 2015 19:54:39 +0000 (+0200)
Subject: Add command to retrieve the node’s config
X-Git-Url: https://git.pterodactylus.net/?p=jFCPlib.git;a=commitdiff_plain;h=b94011134612003c596b9f8bf1b4a9d618c54d8d

Add command to retrieve the node’s config
---

diff --git a/src/main/java/net/pterodactylus/fcp/quelaton/DefaultFcpClient.java b/src/main/java/net/pterodactylus/fcp/quelaton/DefaultFcpClient.java
index 1fc03bb..e366142 100644
--- a/src/main/java/net/pterodactylus/fcp/quelaton/DefaultFcpClient.java
+++ b/src/main/java/net/pterodactylus/fcp/quelaton/DefaultFcpClient.java
@@ -1,14 +1,12 @@
 package net.pterodactylus.fcp.quelaton;
 
 import java.io.IOException;
-import java.util.Optional;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.atomic.AtomicReference;
 import java.util.function.Supplier;
 
 import net.pterodactylus.fcp.FcpConnection;
-import net.pterodactylus.fcp.Peer;
 
 import com.google.common.util.concurrent.ListeningExecutorService;
 import com.google.common.util.concurrent.MoreExecutors;
@@ -57,6 +55,11 @@ public class DefaultFcpClient implements FcpClient {
 	}
 
 	@Override
+	public GetConfigCommand getConfig() {
+		return new GetConfigCommandImpl(threadPool, this::connect);
+	}
+
+	@Override
 	public GenerateKeypairCommand generateKeypair() {
 		return new GenerateKeypairCommandImpl(threadPool, this::connect);
 	}
diff --git a/src/main/java/net/pterodactylus/fcp/quelaton/FcpClient.java b/src/main/java/net/pterodactylus/fcp/quelaton/FcpClient.java
index dbd35f2..f943083 100644
--- a/src/main/java/net/pterodactylus/fcp/quelaton/FcpClient.java
+++ b/src/main/java/net/pterodactylus/fcp/quelaton/FcpClient.java
@@ -8,6 +8,8 @@ package net.pterodactylus.fcp.quelaton;
 public interface FcpClient {
 
 	GetNodeCommand getNode();
+	GetConfigCommand getConfig();
+
 	GenerateKeypairCommand generateKeypair();
 	ClientGetCommand clientGet();
 	ClientPutCommand clientPut();
diff --git a/src/main/java/net/pterodactylus/fcp/quelaton/GetConfigCommand.java b/src/main/java/net/pterodactylus/fcp/quelaton/GetConfigCommand.java
new file mode 100644
index 0000000..2f36436
--- /dev/null
+++ b/src/main/java/net/pterodactylus/fcp/quelaton/GetConfigCommand.java
@@ -0,0 +1,12 @@
+package net.pterodactylus.fcp.quelaton;
+
+import net.pterodactylus.fcp.ConfigData;
+
+/**
+ * Command that retrieves the node’s configuration.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public interface GetConfigCommand extends Executable<ConfigData> {
+
+}
diff --git a/src/main/java/net/pterodactylus/fcp/quelaton/GetConfigCommandImpl.java b/src/main/java/net/pterodactylus/fcp/quelaton/GetConfigCommandImpl.java
new file mode 100644
index 0000000..2876661
--- /dev/null
+++ b/src/main/java/net/pterodactylus/fcp/quelaton/GetConfigCommandImpl.java
@@ -0,0 +1,67 @@
+package net.pterodactylus.fcp.quelaton;
+
+import java.io.IOException;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.atomic.AtomicReference;
+
+import net.pterodactylus.fcp.ConfigData;
+import net.pterodactylus.fcp.GetConfig;
+
+import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.ListeningExecutorService;
+import com.google.common.util.concurrent.MoreExecutors;
+
+/**
+ * Default {@link GetConfigCommand} implementation based on {@link FcpDialog}.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class GetConfigCommandImpl implements GetConfigCommand {
+
+	private final ListeningExecutorService threadPool;
+	private final ConnectionSupplier connectionSupplier;
+
+	public GetConfigCommandImpl(ExecutorService threadPool, ConnectionSupplier connectionSupplier) {
+		this.threadPool = MoreExecutors.listeningDecorator(threadPool);
+		this.connectionSupplier = connectionSupplier;
+	}
+
+	@Override
+	public ListenableFuture<ConfigData> execute() {
+		return threadPool.submit(this::executeDialog);
+	}
+
+	private ConfigData executeDialog() throws IOException, ExecutionException, InterruptedException {
+		GetConfig getConfig = new GetConfig(new RandomIdentifierGenerator().generate());
+		try (GetConfigDialog getConfigDialog = new GetConfigDialog()) {
+			return getConfigDialog.send(getConfig).get();
+		}
+	}
+
+	private class GetConfigDialog extends FcpDialog<ConfigData> {
+
+		private final AtomicReference<ConfigData> configData = new AtomicReference<>();
+
+		public GetConfigDialog() throws IOException {
+			super(threadPool, connectionSupplier.get());
+		}
+
+		@Override
+		protected boolean isFinished() {
+			return configData.get() != null;
+		}
+
+		@Override
+		protected ConfigData getResult() {
+			return configData.get();
+		}
+
+		@Override
+		protected void consumeConfigData(ConfigData configData) {
+			this.configData.set(configData);
+		}
+
+	}
+
+}
diff --git a/src/test/java/net/pterodactylus/fcp/quelaton/DefaultFcpClientTest.java b/src/test/java/net/pterodactylus/fcp/quelaton/DefaultFcpClientTest.java
index fbfff9e..664588c 100644
--- a/src/test/java/net/pterodactylus/fcp/quelaton/DefaultFcpClientTest.java
+++ b/src/test/java/net/pterodactylus/fcp/quelaton/DefaultFcpClientTest.java
@@ -25,6 +25,7 @@ import java.util.concurrent.Future;
 import java.util.stream.Collectors;
 
 import net.pterodactylus.fcp.ARK;
+import net.pterodactylus.fcp.ConfigData;
 import net.pterodactylus.fcp.DSAGroup;
 import net.pterodactylus.fcp.FcpKeyPair;
 import net.pterodactylus.fcp.Key;
@@ -1767,4 +1768,24 @@ public class DefaultFcpClientTest {
 		assertThat(noteUpdated.get(), is(true));
 	}
 
+	@Test
+	public void defaultFcpClientCanGetConfigWithoutDetails()
+	throws InterruptedException, ExecutionException, IOException {
+		Future<ConfigData> configData = fcpClient.getConfig().execute();
+		connectNode();
+		List<String> lines = fcpServer.collectUntil(is("EndMessage"));
+		String identifier = extractIdentifier(lines);
+		assertThat(lines, matchesFcpMessage(
+			"GetConfig",
+			"Identifier=" + identifier,
+			"EndMessage"
+		));
+		fcpServer.writeLine(
+			"ConfigData",
+			"Identifier=" + identifier,
+			"EndMessage"
+		);
+		assertThat(configData.get(), notNullValue());
+	}
+
 }