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Posted to notifications@dubbo.apache.org by il...@apache.org on 2019/07/04 13:42:23 UTC
[dubbo-samples] branch master updated: clean up the useless code
This is an automated email from the ASF dual-hosted git repository.
iluo pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/dubbo-samples.git
The following commit(s) were added to refs/heads/master by this push:
new aea4991 clean up the useless code
aea4991 is described below
commit aea4991475d1eb8ac387c2c6e26f48dbedd38ec0
Author: Ian Luo <ia...@gmail.com>
AuthorDate: Thu Jul 4 21:41:07 2019 +0800
clean up the useless code
---
.../dubbo/samples/async/EmbeddedZooKeeper.java | 255 ---------------------
.../apache/dubbo/samples/async/api/Callback.java | 38 ---
2 files changed, 293 deletions(-)
diff --git a/dubbo-samples-async/src/main/java/org/apache/dubbo/samples/async/EmbeddedZooKeeper.java b/dubbo-samples-async/src/main/java/org/apache/dubbo/samples/async/EmbeddedZooKeeper.java
deleted file mode 100644
index d722e20..0000000
--- a/dubbo-samples-async/src/main/java/org/apache/dubbo/samples/async/EmbeddedZooKeeper.java
+++ /dev/null
@@ -1,255 +0,0 @@
-/*
- * Copyright 2014 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.dubbo.samples.async;
-
-import org.apache.zookeeper.server.ServerConfig;
-import org.apache.zookeeper.server.ZooKeeperServerMain;
-import org.apache.zookeeper.server.quorum.QuorumPeerConfig;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.springframework.context.SmartLifecycle;
-import org.springframework.util.ErrorHandler;
-import org.springframework.util.SocketUtils;
-
-import java.io.File;
-import java.lang.reflect.Method;
-import java.util.Properties;
-import java.util.UUID;
-
-/**
- * from: https://github.com/spring-projects/spring-xd/blob/v1.3.1.RELEASE/spring-xd-dirt/src/main/java/org/springframework/xd/dirt/zookeeper/ZooKeeperUtils.java
- *
- * Helper class to start an embedded instance of standalone (non clustered) ZooKeeper.
- *
- * NOTE: at least an external standalone server (if not an ensemble) are recommended, even for
- * {@link org.springframework.xd.dirt.server.singlenode.SingleNodeApplication}
- *
- * @author Patrick Peralta
- * @author Mark Fisher
- * @author David Turanski
- */
-public class EmbeddedZooKeeper implements SmartLifecycle {
-
- /**
- * Logger.
- */
- private static final Logger logger = LoggerFactory.getLogger(EmbeddedZooKeeper.class);
-
- /**
- * ZooKeeper client port. This will be determined dynamically upon startup.
- */
- private final int clientPort;
-
- /**
- * Whether to auto-start. Default is true.
- */
- private boolean autoStartup = true;
-
- /**
- * Lifecycle phase. Default is 0.
- */
- private int phase = 0;
-
- /**
- * Thread for running the ZooKeeper server.
- */
- private volatile Thread zkServerThread;
-
- /**
- * ZooKeeper server.
- */
- private volatile ZooKeeperServerMain zkServer;
-
- /**
- * {@link ErrorHandler} to be invoked if an Exception is thrown from the ZooKeeper server thread.
- */
- private ErrorHandler errorHandler;
-
- private boolean daemon = true;
-
- /**
- * Construct an EmbeddedZooKeeper with a random port.
- */
- public EmbeddedZooKeeper() {
- clientPort = SocketUtils.findAvailableTcpPort();
- }
-
- /**
- * Construct an EmbeddedZooKeeper with the provided port.
- *
- * @param clientPort port for ZooKeeper server to bind to
- */
- public EmbeddedZooKeeper(int clientPort, boolean daemon) {
- this.clientPort = clientPort;
- this.daemon = daemon;
- }
-
- /**
- * Returns the port that clients should use to connect to this embedded server.
- *
- * @return dynamically determined client port
- */
- public int getClientPort() {
- return this.clientPort;
- }
-
- /**
- * Specify whether to start automatically. Default is true.
- *
- * @param autoStartup whether to start automatically
- */
- public void setAutoStartup(boolean autoStartup) {
- this.autoStartup = autoStartup;
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public boolean isAutoStartup() {
- return this.autoStartup;
- }
-
- /**
- * Specify the lifecycle phase for the embedded server.
- *
- * @param phase the lifecycle phase
- */
- public void setPhase(int phase) {
- this.phase = phase;
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public int getPhase() {
- return this.phase;
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public boolean isRunning() {
- return (zkServerThread != null);
- }
-
- /**
- * Start the ZooKeeper server in a background thread.
- * <p>
- * Register an error handler via {@link #setErrorHandler} in order to handle
- * any exceptions thrown during startup or execution.
- */
- @Override
- public synchronized void start() {
- if (zkServerThread == null) {
- zkServerThread = new Thread(new ServerRunnable(), "ZooKeeper Server Starter");
- zkServerThread.setDaemon(daemon);
- zkServerThread.start();
- }
- }
-
- /**
- * Shutdown the ZooKeeper server.
- */
- @Override
- public synchronized void stop() {
- if (zkServerThread != null) {
- // The shutdown method is protected...thus this hack to invoke it.
- // This will log an exception on shutdown; see
- // https://issues.apache.org/jira/browse/ZOOKEEPER-1873 for details.
- try {
- Method shutdown = ZooKeeperServerMain.class.getDeclaredMethod("shutdown");
- shutdown.setAccessible(true);
- shutdown.invoke(zkServer);
- }
-
- catch (Exception e) {
- throw new RuntimeException(e);
- }
-
- // It is expected that the thread will exit after
- // the server is shutdown; this will block until
- // the shutdown is complete.
- try {
- zkServerThread.join(5000);
- zkServerThread = null;
- }
- catch (InterruptedException e) {
- Thread.currentThread().interrupt();
- logger.warn("Interrupted while waiting for embedded ZooKeeper to exit");
- // abandoning zk thread
- zkServerThread = null;
- }
- }
- }
-
- /**
- * Stop the server if running and invoke the callback when complete.
- */
- @Override
- public void stop(Runnable callback) {
- stop();
- callback.run();
- }
-
- /**
- * Provide an {@link ErrorHandler} to be invoked if an Exception is thrown from the ZooKeeper server thread. If none
- * is provided, only error-level logging will occur.
- *
- * @param errorHandler the {@link ErrorHandler} to be invoked
- */
- public void setErrorHandler(ErrorHandler errorHandler) {
- this.errorHandler = errorHandler;
- }
-
- /**
- * Runnable implementation that starts the ZooKeeper server.
- */
- private class ServerRunnable implements Runnable {
-
- @Override
- public void run() {
- try {
- Properties properties = new Properties();
- File file = new File(System.getProperty("java.io.tmpdir")
- + File.separator + UUID.randomUUID());
- file.deleteOnExit();
- properties.setProperty("dataDir", file.getAbsolutePath());
- properties.setProperty("clientPort", String.valueOf(clientPort));
-
- QuorumPeerConfig quorumPeerConfig = new QuorumPeerConfig();
- quorumPeerConfig.parseProperties(properties);
-
- zkServer = new ZooKeeperServerMain();
- ServerConfig configuration = new ServerConfig();
- configuration.readFrom(quorumPeerConfig);
-
- zkServer.runFromConfig(configuration);
- }
- catch (Exception e) {
- if (errorHandler != null) {
- errorHandler.handleError(e);
- }
- else {
- logger.error("Exception running embedded ZooKeeper", e);
- }
- }
- }
- }
-
-}
\ No newline at end of file
diff --git a/dubbo-samples-async/src/main/java/org/apache/dubbo/samples/async/api/Callback.java b/dubbo-samples-async/src/main/java/org/apache/dubbo/samples/async/api/Callback.java
deleted file mode 100644
index 470570c..0000000
--- a/dubbo-samples-async/src/main/java/org/apache/dubbo/samples/async/api/Callback.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- *
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-package org.apache.dubbo.samples.async.api;
-
-public class Callback {
-
- public void onreturn(String msg, String arg) {
- System.out.println("onNotify:" + msg + "; args:" + arg);
- }
-
- public void onthrow(Throwable ex, String arg) {
- ex.printStackTrace();
- System.out.println(arg);
-
- }
-
- public void oninvoke(String arg) {
- System.out.println(arg);
- }
-
-}
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