websocket.zip

SpringBoot整合webSocket 里面包含一对一发送消息，一对多发送消息，群发消息。具体请看文章：https://blog.csdn.net/weixin_39984161/article/details/96969704

/*
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

  https://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.
*/

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.URL;
import java.nio.channels.Channels;
import java.nio.channels.ReadableByteChannel;
import java.util.Properties;

public class MavenWrapperDownloader {

    /**
     * Default URL to download the maven-wrapper.jar from if no ‘downloadUrl‘ is provided.
     */
    private static final String DEFAULT_DOWNLOAD_URL =
            “https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.4.2/maven-wrapper-0.4.2.jar“;

    /**
     * Path to the maven-wrapper.properties file which might contain a downloadUrl property to
     * use instead of the default one.
     */
    private static final String MAVEN_WRAPPER_PROPERTIES_PATH =
            “.mvn/wrapper/maven-wrapper.properties“;

    /**
     * Path where the maven-wrapper.jar will be saved to.
     */
    private static final String MAVEN_WRAPPER_JAR_PATH =
            “.mvn/wrapper/maven-wrapper.jar“;

    /**
     * Name of the property which should be used to override the default download url for the wrapper.
     */
    private static final String PROPERTY_NAME_WRAPPER_URL = “wrapperUrl“;

    public static void main（String args[]） {
        System.out.println（“- Downloader started“）;
        File baseDirectory = new File（args[0]）;
        System.out.println（“- Using base directory: “ + baseDirectory.getAbsolutePath（））;

        // If the maven-wrapper.properties exists read it and check if it contains a custom
        // wrapperUrl parameter.
        File mavenWrapperPropertyFile = new File（baseDirectory MAVEN_WRAPPER_PROPERTIES_PATH）;
        String url = DEFAULT_DOWNLOAD_URL;
        if （mavenWrapperPropertyFile.exists（）） {
            FileInputStream mavenWrapperPropertyFileInputStream = null;
            try {
                mavenWrapperPropertyFileInputStream = new FileInputStream（mavenWrapperPropertyFile）;
                Properties mavenWrapperProperties = new Properties（）;
                mavenWrapperProperties.load（mavenWrapperPropertyFileInputStream）;
                url = mavenWrapperProperties.getProperty（PROPERTY_NAME_WRAPPER_URL url）;
            } catch （IOException e） {
                Syst

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2019-07-22 16:26  websocket\
     文件         333  2019-07-22 10:40  websocket\.gitignore
     目录           0  2019-07-23 11:41  websocket\.idea\
     文件         630  2019-07-22 10:41  websocket\.idea\compiler.xml
     文件         172  2019-07-22 10:41  websocket\.idea\encodings.xml
     目录           0  2019-07-22 10:47  websocket\.idea\libraries\
     文件         592  2019-07-22 10:41  websocket\.idea\libraries\Maven__ch_qos_logback_logback_classic_1_2_3.xml
     文件         571  2019-07-22 10:41  websocket\.idea\libraries\Maven__ch_qos_logback_logback_core_1_2_3.xml
     文件         546  2019-07-22 10:47  websocket\.idea\libraries\Maven__com_fasterxml_classmate_1_4_0.xml
     文件         668  2019-07-22 10:47  websocket\.idea\libraries\Maven__com_fasterxml_jackson_core_jackson_annotations_2_9_0.xml
     文件         619  2019-07-22 10:47  websocket\.idea\libraries\Maven__com_fasterxml_jackson_core_jackson_core_2_9_9.xml
     文件         647  2019-07-22 10:47  websocket\.idea\libraries\Maven__com_fasterxml_jackson_core_jackson_databind_2_9_9.xml
     文件         698  2019-07-22 10:47  websocket\.idea\libraries\Maven__com_fasterxml_jackson_datatype_jackson_datatype_jdk8_2_9_9.xml
     文件         712  2019-07-22 10:47  websocket\.idea\libraries\Maven__com_fasterxml_jackson_datatype_jackson_datatype_jsr310_2_9_9.xml
     文件         753  2019-07-22 10:47  websocket\.idea\libraries\Maven__com_fasterxml_jackson_module_jackson_module_parameter_names_2_9_9.xml
     文件         635  2019-07-22 10:41  websocket\.idea\libraries\Maven__javax_annotation_javax_annotation_api_1_3_2.xml
     文件         635  2019-07-22 10:47  websocket\.idea\libraries\Maven__javax_validation_validation_api_2_0_1_Final.xml
     文件         597  2019-07-22 10:41  websocket\.idea\libraries\Maven__org_apache_logging_log4j_log4j_api_2_11_2.xml
     文件         632  2019-07-22 10:41  websocket\.idea\libraries\Maven__org_apache_logging_log4j_log4j_to_slf4j_2_11_2.xml
     文件         649  2019-07-22 10:47  websocket\.idea\libraries\Maven__org_apache_tomcat_embed_tomcat_embed_core_9_0_21.xml
     文件         635  2019-07-22 10:47  websocket\.idea\libraries\Maven__org_apache_tomcat_embed_tomcat_embed_el_9_0_21.xml
     文件         684  2019-07-22 10:47  websocket\.idea\libraries\Maven__org_apache_tomcat_embed_tomcat_embed_websocket_9_0_21.xml
     文件         613  2019-07-22 10:47  websocket\.idea\libraries\Maven__org_attoparser_attoparser_2_0_5_RELEASE.xml
     文件         705  2019-07-22 10:47  websocket\.idea\libraries\Maven__org_hibernate_validator_hibernate_validator_6_0_17_Final.xml
     文件         632  2019-07-22 10:47  websocket\.idea\libraries\Maven__org_jboss_logging_jboss_logging_3_3_2_Final.xml
     文件         558  2019-07-22 10:41  websocket\.idea\libraries\Maven__org_slf4j_jul_to_slf4j_1_7_26.xml
     文件         537  2019-07-22 10:41  websocket\.idea\libraries\Maven__org_slf4j_slf4j_api_1_7_26.xml
     文件         660  2019-07-22 10:41  websocket\.idea\libraries\Maven__org_springframework_boot_spring_boot_2_1_6_RELEASE.xml
     文件         758  2019-07-22 10:41  websocket\.idea\libraries\Maven__org_springframework_boot_spring_boot_autoconfigure_2_1_6_RELEASE.xml
     文件         716  2019-07-22 10:41  websocket\.idea\libraries\Maven__org_springframework_boot_spring_boot_starter_2_1_6_RELEASE.xml
     文件         751  2019-07-22 10:47  websocket\.idea\libraries\Maven__org_springframework_boot_spring_boot_starter_json_2_1_6_RELEASE.xml
............此处省略69个文件信息