接着1上篇:http://www.jb51.cc/article/p-pwoyusmt-bod.html
接着2上篇:http://www.jb51.cc/article/p-kiwxozhi-bod.html
接着3上篇:http://www.jb51.cc/article/p-nksepega-bod.html
接着4上篇:https://my.oschina.net/u/988386/blog/802073
Eclipse远程调试。
环境信息 win10+eclipse neon+maven
windows下要winutils.exe文件,在hadoop-common-bin中
下载地址(不是我传的,要分和我没关系):
(http://download.csdn.net/detail/speedgoddeer/9347013)
- 服务器上hbase-site.xml 文件要复制一份到eclipse的src目录。
eclipse 调试 会出现各种 jar包版本问题,注意查看log信息。
调试代码如下:仅供参考
import java.util.ArrayList; import java.util.List; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.hbase.HBaseConfiguration; import org.apache.hadoop.hbase.client.Result; import org.apache.hadoop.hbase.client.Scan; import org.apache.hadoop.hbase.io.ImmutableBytesWritable; import org.apache.hadoop.hbase.mapreduce.TableInputFormat; import org.apache.hadoop.hbase.protobuf.ProtobufUtil; import org.apache.hadoop.hbase.protobuf.generated.ClientProtos; import org.apache.hadoop.hbase.util.Base64; import org.apache.hadoop.hbase.util.Bytes; import org.apache.spark.SparkConf; import org.apache.spark.api.java.JavaPairRDD; import org.apache.spark.api.java.JavaSparkContext; public class SparkHBaseDemo { private static final String master = "spark://d155:7077"; //hbase解压目录下的lib private static final String HBASE_PATH = "F:\\BACKUP_SOFTWARE\\hadoop\\hbase\\hbase-1.1.7\\lib\\"; public static String[] sparkJars() { List<String> list = new ArrayList<String>(); list.add(HBASE_PATH+"zookeeper-3.4.6.jar"); list.add(HBASE_PATH+"hbase-common-1.1.7.jar"); list.add(HBASE_PATH+"hbase-client-1.1.7.jar"); list.add(HBASE_PATH+"hbase-server-1.1.7.jar"); list.add(HBASE_PATH+"hbase-protocol-1.1.7.jar"); list.add(HBASE_PATH+"htrace-core-3.1.0-incubating.jar"); //当前程序jar list.add("D:\\WIBZPLACE7\\hdp\\target\\hdp-0.0.1-SNAPSHOT.jar"); String[] array =new String[list.size()]; list.toArray(array); return array; } public static void debug() { System.setProperty("hadoop.home.dir","E:\\DEVELOP\\SOFTWARE\\hadoop-common-bin"); SparkConf sparkConf = new SparkConf(); sparkConf.setAppName("HBASE").setMaster(master); sparkConf.setJars(sparkJars()); JavaSparkContext sc = new JavaSparkContext(sparkConf); Configuration conf = HBaseConfiguration.create(); Scan scan = new Scan(); scan.addFamily(Bytes.toBytes("liezu1")); try { String tableName = "tb_demo1"; conf.set(TableInputFormat.INPUT_TABLE,tableName); ClientProtos.Scan proto = ProtobufUtil.toScan(scan); String ScanToString = Base64.encodeBytes(proto.toByteArray()); conf.set(TableInputFormat.SCAN,ScanToString); JavaPairRDD<ImmutableBytesWritable,Result> myRDD = sc.newAPIHadoopRDD(conf,TableInputFormat.class,ImmutableBytesWritable.class,Result.class); System.out.println(myRDD.count()); } catch (Exception ex) { ex.printStackTrace(); } finally { sc.close(); } } public static void main(String[] args) { debug(); } }
- pom.xml文件
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>net.ibizsys.hdp</groupId> <artifactId>hdp</artifactId> <version>0.0.1-SNAPSHOT</version> <repositories> <repository> <id>cloudera-repo-releases</id> <name>Spark-Support</name> <url>http://maven.aliyun.com/nexus/content/groups/public/</url> </repository> </repositories> <properties> <jackson.version>2.6.7</jackson.version> <scala.binary.version>2.11</scala.binary.version> <spark.version>2.0.2</spark.version> <scala.lang.version>2.11.8</scala.lang.version> <hadoop.version>2.7.3</hadoop.version> <hbase.version>1.2.4</hbase.version> </properties> <dependencies> <dependency> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> <version>4.0.29.Final</version> </dependency> <!-- <dependency> <groupId>io.netty</groupId> <artifactId>netty</artifactId> </dependency> --> <dependency> <groupId>jdk.tools</groupId> <artifactId>jdk.tools</artifactId> <version>1.7</version> <scope>system</scope> <systemPath>${JAVA_HOME}/lib/tools.jar</systemPath> </dependency> <dependency> <groupId>org.apache.hadoop</groupId> <artifactId>hadoop-common</artifactId> <version>${hadoop.version}</version> <exclusions> <exclusion> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty</artifactId> </exclusion> <exclusion> <groupId>org.jboss.netty</groupId> <artifactId>netty</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.apache.hadoop</groupId> <artifactId>hadoop-client</artifactId> <version>${hadoop.version}</version> <exclusions> <exclusion> <groupId>org.jboss.netty</groupId> <artifactId>netty</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.apache.hadoop</groupId> <artifactId>hadoop-hdfs</artifactId> <version>${hadoop.version}</version> <exclusions> <exclusion> <groupId>org.jboss.netty</groupId> <artifactId>netty</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.apache.hadoop</groupId> <artifactId>hadoop-hdfs</artifactId> <version>${hadoop.version}</version> <exclusions> <exclusion> <groupId>org.jboss.netty</groupId> <artifactId>netty</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.apache.hadoop</groupId> <artifactId>hadoop-mapreduce-client-core</artifactId> <version>${hadoop.version}</version> </dependency> <dependency> <groupId>org.apache.hbase</groupId> <artifactId>hbase-client</artifactId> <version>${hbase.version}</version> <exclusions> <exclusion> <groupId>org.jboss.netty</groupId> <artifactId>netty</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.apache.hbase</groupId> <artifactId>hbase-common</artifactId> <version>${hbase.version}</version> </dependency> <dependency> <groupId>org.apache.hbase</groupId> <artifactId>hbase-server</artifactId> <version>${hbase.version}</version> <exclusions> <exclusion> <groupId>org.jboss.netty</groupId> <artifactId>netty</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.scala-lang</groupId> <artifactId>scala-library</artifactId> <version>${scala.lang.version}</version> </dependency> <dependency> <groupId>org.apache.spark</groupId> <artifactId>spark-core_2.11</artifactId> <version>2.0.2</version> <exclusions> <exclusion> <groupId>org.jboss.netty</groupId> <artifactId>netty</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.apache.spark</groupId> <artifactId>spark-sql_2.11</artifactId> <version>2.0.2</version> <exclusions> <exclusion> <groupId>org.jboss.netty</groupId> <artifactId>netty</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> </exclusion> <exclusion> <groupId>io.netty</groupId> <artifactId>netty</artifactId> </exclusion> </exclusions> </dependency> </dependencies> </project>原文链接:https://www.f2er.com/ubuntu/355567.html