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Commit 4470560

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Arun Gupta
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Adding a new sample for <partition>. TODO: Find out how <partition> properties need to be injected correctly.
Former-commit-id: 096c91afb9ce8a6ff5eeb2882846178b19e981b7
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‎samples/batch/partition/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<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">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<artifactId>batch</artifactId>
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<groupId>org.sample</groupId>
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<version>1.0-SNAPSHOT</version>
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<relativePath>../pom.xml</relativePath>
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</parent>
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<groupId>org.glassfish.sample</groupId>
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<artifactId>partition</artifactId>
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<version>1.0-SNAPSHOT</version>
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<packaging>war</packaging>
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<name>partition</name>
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<properties>
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<netbeans.hint.deploy.server>gfv3ee6</netbeans.hint.deploy.server>
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</properties>
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</project>

‎samples/batch/partition/src/main/java/org/glassfish/sample/partition/MyInputRecord.java‎

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/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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*
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* Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
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*
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* The contents of this file are subject to the terms of either the GNU
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* General Public License Version 2 only ("GPL") or the Common Development
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* and Distribution License("CDDL") (collectively, the "License"). You
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* may not use this file except in compliance with the License. You can
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* obtain a copy of the License at
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* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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* or packager/legal/LICENSE.txt. See the License for the specific
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* language governing permissions and limitations under the License.
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*
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* When distributing the software, include this License Header Notice in each
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* file and include the License file at packager/legal/LICENSE.txt.
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*
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* GPL Classpath Exception:
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* Oracle designates this particular file as subject to the "Classpath"
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* exception as provided by Oracle in the GPL Version 2 section of the License
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* file that accompanied this code.
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*
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* Modifications:
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* If applicable, add the following below the License Header, with the fields
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* enclosed by brackets [] replaced by your own identifying information:
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* "Portions Copyright [year] [name of copyright owner]"
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*
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* Contributor(s):
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* If you wish your version of this file to be governed by only the CDDL or
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* only the GPL Version 2, indicate your decision by adding "[Contributor]
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* elects to include this software in this distribution under the [CDDL or GPL
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* Version 2] license." If you don't indicate a single choice of license, a
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* recipient has the option to distribute your version of this file under
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* either the CDDL, the GPL Version 2 or to extend the choice of license to
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* its licensees as provided above. However, if you add GPL Version 2 code
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* and therefore, elected the GPL Version 2 license, then the option applies
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* only if the new code is made subject to such option by the copyright
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* holder.
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*/
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package org.glassfish.sample.partition;
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/**
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* @author Arun Gupta
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*/
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public class MyInputRecord {
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private int id;
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public MyInputRecord() { }
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public MyInputRecord(int id) {
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this.id = id;
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}
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public int getId() {
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return id;
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}
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public void setId(int id) {
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this.id = id;
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}
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@Override
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public String toString() {
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return "MyInputRecord: " + id;
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}
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}

‎samples/batch/partition/src/main/java/org/glassfish/sample/partition/MyItemProcessor.java‎

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/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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*
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* Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
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*
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* The contents of this file are subject to the terms of either the GNU
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* General Public License Version 2 only ("GPL") or the Common Development
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* and Distribution License("CDDL") (collectively, the "License"). You
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* may not use this file except in compliance with the License. You can
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* obtain a copy of the License at
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* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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* or packager/legal/LICENSE.txt. See the License for the specific
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* language governing permissions and limitations under the License.
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*
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* When distributing the software, include this License Header Notice in each
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* file and include the License file at packager/legal/LICENSE.txt.
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*
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* GPL Classpath Exception:
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* Oracle designates this particular file as subject to the "Classpath"
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* exception as provided by Oracle in the GPL Version 2 section of the License
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* file that accompanied this code.
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*
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* Modifications:
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* If applicable, add the following below the License Header, with the fields
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* enclosed by brackets [] replaced by your own identifying information:
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* "Portions Copyright [year] [name of copyright owner]"
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*
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* Contributor(s):
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* If you wish your version of this file to be governed by only the CDDL or
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* only the GPL Version 2, indicate your decision by adding "[Contributor]
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* elects to include this software in this distribution under the [CDDL or GPL
32+
* Version 2] license." If you don't indicate a single choice of license, a
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* recipient has the option to distribute your version of this file under
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* either the CDDL, the GPL Version 2 or to extend the choice of license to
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* its licensees as provided above. However, if you add GPL Version 2 code
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* and therefore, elected the GPL Version 2 license, then the option applies
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* only if the new code is made subject to such option by the copyright
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* holder.
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*/
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package org.glassfish.sample.partition;
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import javax.batch.api.chunk.ItemProcessor;
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import javax.batch.runtime.context.JobContext;
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import javax.inject.Inject;
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import javax.inject.Named;
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/**
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* @author Arun Gupta
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*/
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@Named
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public class MyItemProcessor implements ItemProcessor {
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@Inject
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JobContext context;
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@Override
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public MyOutputRecord processItem(Object t) {
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System.out.format("processItem (%d): %s", context.getExecutionId(), t);
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return (((MyInputRecord) t).getId() % 2 == 0) ? null : new MyOutputRecord(((MyInputRecord) t).getId() * 2);
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}
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}

‎samples/batch/partition/src/main/java/org/glassfish/sample/partition/MyItemReader.java‎

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/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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*
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* Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
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*
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* The contents of this file are subject to the terms of either the GNU
7+
* General Public License Version 2 only ("GPL") or the Common Development
8+
* and Distribution License("CDDL") (collectively, the "License"). You
9+
* may not use this file except in compliance with the License. You can
10+
* obtain a copy of the License at
11+
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
12+
* or packager/legal/LICENSE.txt. See the License for the specific
13+
* language governing permissions and limitations under the License.
14+
*
15+
* When distributing the software, include this License Header Notice in each
16+
* file and include the License file at packager/legal/LICENSE.txt.
17+
*
18+
* GPL Classpath Exception:
19+
* Oracle designates this particular file as subject to the "Classpath"
20+
* exception as provided by Oracle in the GPL Version 2 section of the License
21+
* file that accompanied this code.
22+
*
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* Modifications:
24+
* If applicable, add the following below the License Header, with the fields
25+
* enclosed by brackets [] replaced by your own identifying information:
26+
* "Portions Copyright [year] [name of copyright owner]"
27+
*
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* Contributor(s):
29+
* If you wish your version of this file to be governed by only the CDDL or
30+
* only the GPL Version 2, indicate your decision by adding "[Contributor]
31+
* elects to include this software in this distribution under the [CDDL or GPL
32+
* Version 2] license." If you don't indicate a single choice of license, a
33+
* recipient has the option to distribute your version of this file under
34+
* either the CDDL, the GPL Version 2 or to extend the choice of license to
35+
* its licensees as provided above. However, if you add GPL Version 2 code
36+
* and therefore, elected the GPL Version 2 license, then the option applies
37+
* only if the new code is made subject to such option by the copyright
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* holder.
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*/
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package org.glassfish.sample.partition;
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import java.util.Properties;
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import java.util.StringTokenizer;
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import javax.annotation.PostConstruct;
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import javax.batch.api.BatchProperty;
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import javax.batch.api.chunk.AbstractItemReader;
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import javax.batch.runtime.BatchRuntime;
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import javax.batch.runtime.context.JobContext;
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import javax.inject.Inject;
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import javax.inject.Named;
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/**
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* @author Arun Gupta
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*/
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@Named
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public class MyItemReader extends AbstractItemReader {
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private StringTokenizer tokens;
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// @Inject
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// @BatchProperty(name = "start")
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// private String startProp;
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//
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// @Inject
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// @BatchProperty(name = "end")
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// private String endProp;
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@Inject
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JobContext context;
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public MyItemReader() {
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}
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@PostConstruct
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public void init() {
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System.out.println("init");
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Properties jobParams = BatchRuntime.getJobOperator().getParameters(context.getExecutionId());
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int start = new Integer(jobParams.getProperty("start"));
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int end = new Integer(jobParams.getProperty("end"));
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StringBuilder builder = new StringBuilder();
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for (int i=start; i<=end; i++) {
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builder.append(i);
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if (i < end)
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builder.append(",");
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}
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tokens = new StringTokenizer(builder.toString(), ",");
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}
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@Override
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public MyInputRecord readItem() {
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if (tokens.hasMoreTokens()) {
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System.out.format("readItem (%d): %d", context.getExecutionId(), Integer.valueOf(tokens.nextToken()));
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return new MyInputRecord(Integer.valueOf(tokens.nextToken()));
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}
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return null;
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}
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}

‎samples/batch/partition/src/main/java/org/glassfish/sample/partition/MyItemWriter.java‎

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/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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*
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* Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
5+
*
6+
* The contents of this file are subject to the terms of either the GNU
7+
* General Public License Version 2 only ("GPL") or the Common Development
8+
* and Distribution License("CDDL") (collectively, the "License"). You
9+
* may not use this file except in compliance with the License. You can
10+
* obtain a copy of the License at
11+
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
12+
* or packager/legal/LICENSE.txt. See the License for the specific
13+
* language governing permissions and limitations under the License.
14+
*
15+
* When distributing the software, include this License Header Notice in each
16+
* file and include the License file at packager/legal/LICENSE.txt.
17+
*
18+
* GPL Classpath Exception:
19+
* Oracle designates this particular file as subject to the "Classpath"
20+
* exception as provided by Oracle in the GPL Version 2 section of the License
21+
* file that accompanied this code.
22+
*
23+
* Modifications:
24+
* If applicable, add the following below the License Header, with the fields
25+
* enclosed by brackets [] replaced by your own identifying information:
26+
* "Portions Copyright [year] [name of copyright owner]"
27+
*
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* Contributor(s):
29+
* If you wish your version of this file to be governed by only the CDDL or
30+
* only the GPL Version 2, indicate your decision by adding "[Contributor]
31+
* elects to include this software in this distribution under the [CDDL or GPL
32+
* Version 2] license." If you don't indicate a single choice of license, a
33+
* recipient has the option to distribute your version of this file under
34+
* either the CDDL, the GPL Version 2 or to extend the choice of license to
35+
* its licensees as provided above. However, if you add GPL Version 2 code
36+
* and therefore, elected the GPL Version 2 license, then the option applies
37+
* only if the new code is made subject to such option by the copyright
38+
* holder.
39+
*/
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package org.glassfish.sample.partition;
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import java.util.List;
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import javax.batch.api.chunk.AbstractItemWriter;
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import javax.inject.Named;
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/**
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* @author Arun Gupta
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*/
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@Named
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public class MyItemWriter extends AbstractItemWriter {
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@Override
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public void writeItems(List list) {
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System.out.println("writeItems: " + list);
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}
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}

‎samples/batch/partition/src/main/java/org/glassfish/sample/partition/MyOutputRecord.java‎

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/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3+
*
4+
* Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
5+
*
6+
* The contents of this file are subject to the terms of either the GNU
7+
* General Public License Version 2 only ("GPL") or the Common Development
8+
* and Distribution License("CDDL") (collectively, the "License"). You
9+
* may not use this file except in compliance with the License. You can
10+
* obtain a copy of the License at
11+
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
12+
* or packager/legal/LICENSE.txt. See the License for the specific
13+
* language governing permissions and limitations under the License.
14+
*
15+
* When distributing the software, include this License Header Notice in each
16+
* file and include the License file at packager/legal/LICENSE.txt.
17+
*
18+
* GPL Classpath Exception:
19+
* Oracle designates this particular file as subject to the "Classpath"
20+
* exception as provided by Oracle in the GPL Version 2 section of the License
21+
* file that accompanied this code.
22+
*
23+
* Modifications:
24+
* If applicable, add the following below the License Header, with the fields
25+
* enclosed by brackets [] replaced by your own identifying information:
26+
* "Portions Copyright [year] [name of copyright owner]"
27+
*
28+
* Contributor(s):
29+
* If you wish your version of this file to be governed by only the CDDL or
30+
* only the GPL Version 2, indicate your decision by adding "[Contributor]
31+
* elects to include this software in this distribution under the [CDDL or GPL
32+
* Version 2] license." If you don't indicate a single choice of license, a
33+
* recipient has the option to distribute your version of this file under
34+
* either the CDDL, the GPL Version 2 or to extend the choice of license to
35+
* its licensees as provided above. However, if you add GPL Version 2 code
36+
* and therefore, elected the GPL Version 2 license, then the option applies
37+
* only if the new code is made subject to such option by the copyright
38+
* holder.
39+
*/
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package org.glassfish.sample.partition;
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/**
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* @author Arun Gupta
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*/
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public class MyOutputRecord {
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private int id;
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public MyOutputRecord() { }
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public MyOutputRecord(int id) {
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this.id = id;
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}
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public int getId() {
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return id;
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}
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public void setId(int id) {
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this.id = id;
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}
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@Override
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public String toString() {
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return "MyOutputRecord: " + id;
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}
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}

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