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@gudiseva
Created May 16, 2016 14:45
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Extract rows containing specific value using Java program
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="CompilerConfiguration">
<resourceExtensions />
<wildcardResourcePatterns>
<entry name="!?*.java" />
<entry name="!?*.form" />
<entry name="!?*.class" />
<entry name="!?*.groovy" />
<entry name="!?*.scala" />
<entry name="!?*.flex" />
<entry name="!?*.kt" />
<entry name="!?*.clj" />
<entry name="!?*.aj" />
</wildcardResourcePatterns>
<annotationProcessing>
<profile default="true" name="Default" enabled="false">
<processorPath useClasspath="true" />
</profile>
<profile default="false" name="Annotation profile for ExampleJava" enabled="true">
<sourceOutputDir name="target/generated-sources/annotations" />
<sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
<outputRelativeToContentRoot value="true" />
<processorPath useClasspath="true" />
<module name="ExampleJava" />
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<?xml version="1.0" encoding="UTF-8"?>
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<file url="PROJECT" charset="UTF-8" />
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<library name="Maven: joda-time:joda-time:2.5">
<CLASSES>
<root url="jar://$USER_HOME$/M2_Repository/joda-time/joda-time/2.5/joda-time-2.5.jar!/" />
</CLASSES>
<JAVADOC>
<root url="jar://$USER_HOME$/M2_Repository/joda-time/joda-time/2.5/joda-time-2.5-javadoc.jar!/" />
</JAVADOC>
<SOURCES>
<root url="jar://$USER_HOME$/M2_Repository/joda-time/joda-time/2.5/joda-time-2.5-sources.jar!/" />
</SOURCES>
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<component name="libraryTable">
<library name="Maven: junit:junit:4.11">
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<root url="jar://$USER_HOME$/M2_Repository/junit/junit/4.11/junit-4.11.jar!/" />
</CLASSES>
<JAVADOC>
<root url="jar://$USER_HOME$/M2_Repository/junit/junit/4.11/junit-4.11-javadoc.jar!/" />
</JAVADOC>
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<root url="jar://$USER_HOME$/M2_Repository/junit/junit/4.11/junit-4.11-sources.jar!/" />
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<component name="libraryTable">
<library name="Maven: log4j:log4j:1.2.17">
<CLASSES>
<root url="jar://$USER_HOME$/M2_Repository/log4j/log4j/1.2.17/log4j-1.2.17.jar!/" />
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<JAVADOC>
<root url="jar://$USER_HOME$/M2_Repository/log4j/log4j/1.2.17/log4j-1.2.17-javadoc.jar!/" />
</JAVADOC>
<SOURCES>
<root url="jar://$USER_HOME$/M2_Repository/log4j/log4j/1.2.17/log4j-1.2.17-sources.jar!/" />
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<component name="libraryTable">
<library name="Maven: org.hamcrest:hamcrest-core:1.3">
<CLASSES>
<root url="jar://$USER_HOME$/M2_Repository/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3.jar!/" />
</CLASSES>
<JAVADOC>
<root url="jar://$USER_HOME$/M2_Repository/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-javadoc.jar!/" />
</JAVADOC>
<SOURCES>
<root url="jar://$USER_HOME$/M2_Repository/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-sources.jar!/" />
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<project version="4">
<component name="EntryPointsManager">
<entry_points version="2.0" />
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<component name="MavenProjectsManager">
<option name="originalFiles">
<list>
<option value="$PROJECT_DIR$/pom.xml" />
</list>
</option>
</component>
<component name="ProjectLevelVcsManager" settingsEditedManually="false">
<OptionsSetting value="true" id="Add" />
<OptionsSetting value="true" id="Remove" />
<OptionsSetting value="true" id="Checkout" />
<OptionsSetting value="true" id="Update" />
<OptionsSetting value="true" id="Status" />
<OptionsSetting value="true" id="Edit" />
<ConfirmationsSetting value="0" id="Add" />
<ConfirmationsSetting value="0" id="Remove" />
</component>
<component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
<output url="file://$PROJECT_DIR$/out" />
</component>
<component name="masterDetails">
<states>
<state key="ProjectJDKs.UI">
<settings>
<last-edited>1.8</last-edited>
<splitter-proportions>
<option name="proportions">
<list>
<option value="0.2" />
</list>
</option>
</splitter-proportions>
</settings>
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</project>
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectModuleManager">
<modules>
<module fileurl="file://$PROJECT_DIR$/ExampleJava.iml" filepath="$PROJECT_DIR$/ExampleJava.iml" />
</modules>
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="Palette2">
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<item class="com.intellij.uiDesigner.HSpacer" tooltip-text="Horizontal Spacer" icon="/com/intellij/uiDesigner/icons/hspacer.png" removable="false" auto-create-binding="false" can-attach-label="false">
<default-constraints vsize-policy="1" hsize-policy="6" anchor="0" fill="1" />
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<default-constraints vsize-policy="6" hsize-policy="1" anchor="0" fill="2" />
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<default-constraints vsize-policy="0" hsize-policy="3" anchor="0" fill="1" />
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<property name="text" value="Button" />
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<property name="text" value="RadioButton" />
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<property name="text" value="CheckBox" />
</initial-values>
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<property name="text" value="Label" />
</initial-values>
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<item class="javax.swing.JSeparator" icon="/com/intellij/uiDesigner/icons/separator.png" removable="false" auto-create-binding="false" can-attach-label="false">
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</project>
<?xml version="1.0" encoding="UTF-8"?>
<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
<component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7" inherit-compiler-output="false">
<output url="file://$MODULE_DIR$/target/classes" />
<output-test url="file://$MODULE_DIR$/target/test-classes" />
<content url="file://$MODULE_DIR$">
<sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
<excludeFolder url="file://$MODULE_DIR$/target" />
</content>
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
<orderEntry type="library" scope="TEST" name="Maven: junit:junit:4.11" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
<orderEntry type="library" name="Maven: joda-time:joda-time:2.5" level="project" />
<orderEntry type="library" name="Maven: log4j:log4j:1.2.17" level="project" />
</component>
</module>
<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>nag.arvind.gudiseva</groupId>
<artifactId>ExampleJava</artifactId>
<version>1.0</version>
<packaging>jar</packaging>
<name>ExampleJava</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<jdk.version>1.7</jdk.version>
<jodatime.version>2.5</jodatime.version>
<junit.version>4.11</junit.version>
<log4j.version>1.2.17</log4j.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>joda-time</groupId>
<artifactId>joda-time</artifactId>
<version>${jodatime.version}</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>${log4j.version}</version>
</dependency>
</dependencies>
<build>
<finalName>ExampleJava</finalName>
<plugins>
<!-- download source code in Eclipse, best practice -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-eclipse-plugin</artifactId>
<version>2.9</version>
<configuration>
<downloadSources>true</downloadSources>
<downloadJavadocs>false</downloadJavadocs>
</configuration>
</plugin>
<!-- Set a compiler level -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<configuration>
<source>${jdk.version}</source>
<target>${jdk.version}</target>
</configuration>
</plugin>
<!-- Make this jar executable -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<excludes>
<exclude>**/log4j.properties</exclude>
</excludes>
<archive>
<manifest>
<addClasspath>true</addClasspath>
<mainClass>nag.arvind.gudiseva.ExampleCSV</mainClass>
<classpathPrefix>dependency-jars/</classpathPrefix>
</manifest>
</archive>
</configuration>
</plugin>
<!-- Copy project dependency -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<version>2.5.1</version>
<executions>
<execution>
<id>copy-dependencies</id>
<phase>package</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<!-- exclude junit, we need runtime dependency only -->
<includeScope>runtime</includeScope>
<outputDirectory>${project.build.directory}/dependency-jars/</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
package nag.arvind.gudiseva;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
/**
* Created by ArvindGudiseva on 16/05/16.
*/
public class ExampleCSV {
public static void main (String[] args) throws FileNotFoundException, IOException{
String csvFile = "/Users/ArvindGudiseva/workspace/hadoop/samples/input/example.csv";
BufferedReader buffer = new BufferedReader(new FileReader(csvFile));
String line = "";
while ((line = buffer.readLine()) != null){
String[] column = line.split(",");
int col0 = Integer.parseInt(column[0]);
int col3 = Integer.parseInt(column[3]);
if (col3 == 40){
System.out.println(col3 + " " + col0);
}
}
buffer.close();
}
}
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