Add a validator based on the Bean Validation API
Resolves BATCH-2690
This commit is contained in:
Mahmoud Ben Hassine
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/*
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* Copyright 2018 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.batch.sample.validation;
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import java.util.Arrays;
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import org.springframework.batch.core.Job;
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import org.springframework.batch.core.Step;
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import org.springframework.batch.core.configuration.annotation.EnableBatchProcessing;
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import org.springframework.batch.core.configuration.annotation.JobBuilderFactory;
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import org.springframework.batch.core.configuration.annotation.StepBuilderFactory;
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import org.springframework.batch.item.support.ListItemReader;
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import org.springframework.batch.item.support.ListItemWriter;
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import org.springframework.batch.item.validator.BeanValidatingItemProcessor;
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import org.springframework.batch.sample.validation.domain.Person;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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/**
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* @author Mahmoud Ben Hassine
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*/
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@Configuration
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@EnableBatchProcessing
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public class ValidationSampleConfiguration {
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@Autowired
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private JobBuilderFactory jobs;
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@Autowired
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private StepBuilderFactory steps;
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@Bean
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public ListItemReader<Person> itemReader() {
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Person person1 = new Person(1, "foo");
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Person person2 = new Person(2, "");
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return new ListItemReader<>(Arrays.asList(person1, person2));
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}
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@Bean
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public ListItemWriter<Person> itemWriter() {
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return new ListItemWriter<>();
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}
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@Bean
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public BeanValidatingItemProcessor<Person> itemValidator() throws Exception {
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BeanValidatingItemProcessor<Person> validator = new BeanValidatingItemProcessor<>();
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validator.setFilter(true);
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validator.afterPropertiesSet();
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return validator;
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}
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@Bean
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public Step step() throws Exception {
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return this.steps.get("step")
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.<Person, Person>chunk(1)
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.reader(itemReader())
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.processor(itemValidator())
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.writer(itemWriter())
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.build();
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}
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@Bean
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public Job job() throws Exception {
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return this.jobs.get("job")
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.start(step())
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.build();
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}
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}
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@@ -0,0 +1,62 @@
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/*
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* Copyright 2018 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.batch.sample.validation.domain;
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import javax.validation.constraints.NotEmpty;
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/**
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* @author Mahmoud Ben Hassine
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*/
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public class Person {
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private int id;
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@NotEmpty
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private String name;
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public Person() {
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}
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public Person(int id, String name) {
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this.id = id;
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this.name = name;
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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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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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@Override
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public String toString() {
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return "Person{" +
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"id=" + id +
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", name='" + name + '\'' +
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'}';
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}
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}
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@@ -0,0 +1,66 @@
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/*
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* Copyright 2018 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.batch.sample.validation;
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import java.util.List;
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import org.junit.Assert;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.batch.core.ExitStatus;
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import org.springframework.batch.core.Job;
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import org.springframework.batch.core.JobExecution;
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import org.springframework.batch.core.JobParameters;
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import org.springframework.batch.core.launch.JobLauncher;
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import org.springframework.batch.item.support.ListItemWriter;
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import org.springframework.batch.sample.validation.domain.Person;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.test.context.ContextConfiguration;
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import org.springframework.test.context.junit4.SpringRunner;
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/**
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* @author Mahmoud Ben Hassine
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*/
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@RunWith(SpringRunner.class)
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@ContextConfiguration(classes = {ValidationSampleConfiguration.class})
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public class ValidationSampleFunctionalTests {
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@Autowired
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private Job job;
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@Autowired
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private JobLauncher jobLauncher;
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@Autowired
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private ListItemWriter<Person> listItemWriter;
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@Test
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public void testItemValidation() throws Exception {
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// given
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JobParameters jobParameters = new JobParameters();
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// when
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JobExecution jobExecution = this.jobLauncher.run(this.job, jobParameters);
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// then
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Assert.assertEquals(ExitStatus.COMPLETED.getExitCode(), jobExecution.getExitStatus().getExitCode());
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List<? extends Person> writtenItems = this.listItemWriter.getWrittenItems();
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Assert.assertEquals(1, writtenItems.size());
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Assert.assertEquals("foo", writtenItems.get(0).getName());
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}
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}
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