Example usage for org.springframework.batch.item.file.transform DelimitedLineTokenizer DelimitedLineTokenizer

Introduction

In this page you can find the example usage for org.springframework.batch.item.file.transform DelimitedLineTokenizer DelimitedLineTokenizer.

Prototype

public DelimitedLineTokenizer(String delimiter) 

Source Link

Document

Create a new instance of the DelimitedLineTokenizer class.

Usage

From source file:com.cocktail.initializer.ItemReader.java

/**
 * Read items.//from w  ww  .  j  a  va 2 s . co m
 *
 * @param <I>
 *            the generic type
 * @param path
 *            the path
 * @param itemMapper
 *            the item mapper
 * @return the list
 * @throws Exception
 *             the exception
 */
public static <I> List<I> readItems(String path, FieldSetMapper<I> itemMapper) throws Exception {

    ClassPathResource resource = new ClassPathResource(path);
    Scanner scanner = new Scanner(resource.getInputStream());
    String line = scanner.nextLine();
    scanner.close();

    FlatFileItemReader<I> itemReader = new FlatFileItemReader<I>();
    itemReader.setResource(resource);

    // DelimitedLineTokenizer defaults to | as its delimiter
    DelimitedLineTokenizer tokenizer = new DelimitedLineTokenizer("|");
    tokenizer.setNames(line.split("\\|"));
    tokenizer.setStrict(false);

    DefaultLineMapper<I> lineMapper = new DefaultLineMapper<I>();
    lineMapper.setLineTokenizer(tokenizer);
    lineMapper.setFieldSetMapper(itemMapper);
    itemReader.setLineMapper(lineMapper);
    itemReader.setRecordSeparatorPolicy(new DefaultRecordSeparatorPolicy());
    itemReader.setLinesToSkip(1);
    itemReader.open(new ExecutionContext());

    List<I> items = new ArrayList<>();
    I item = null;

    do {

        item = itemReader.read();

        if (item != null) {
            items.add(item);
        }

    } while (item != null);

    return items;
}

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From source file:com.apress.prospringintegration.batch.JobConfiguration.java

@Bean
@Scope("step")//from  w  w w .ja  va2  s  .com
public FlatFileItemReader dataReader(@Value("file:#{jobParameters['input.file']}") Resource resource) {
    FlatFileItemReader csvFileReader = new FlatFileItemReader();
    csvFileReader.setResource(resource);

    DelimitedLineTokenizer delimitedLineTokenizer = new DelimitedLineTokenizer(
            DelimitedLineTokenizer.DELIMITER_COMMA);
    delimitedLineTokenizer.setNames(new String[] { "firstName", "lastName", "company", "address", "city",
            "state", "zip", "county", "url", "phoneNumber", "fax" });

    BeanWrapperFieldSetMapper beanWrapperFieldSetMapper = new BeanWrapperFieldSetMapper();
    beanWrapperFieldSetMapper.setTargetType(UserRegistration.class);

    DefaultLineMapper defaultLineMapper = new DefaultLineMapper();
    defaultLineMapper.setLineTokenizer(delimitedLineTokenizer);
    defaultLineMapper.setFieldSetMapper(beanWrapperFieldSetMapper);

    csvFileReader.setLineMapper(defaultLineMapper);

    return csvFileReader;
}

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From source file:com.apress.prospringintegration.springbatch.integration.JobConfiguration.java

@Bean
@Scope("step")//from w  w  w.  jav  a2  s. c  om
public FlatFileItemReader dataReader(
        @Value("file:src/main/resources/sample/#{jobParameters['input.file']}.csv") Resource resource) {
    FlatFileItemReader csvFileReader = new FlatFileItemReader();
    csvFileReader.setResource(resource);

    DelimitedLineTokenizer delimitedLineTokenizer = new DelimitedLineTokenizer(
            DelimitedLineTokenizer.DELIMITER_COMMA);
    delimitedLineTokenizer.setNames(new String[] { "firstName", "lastName", "company", "address", "city",
            "state", "zip", "county", "url", "phoneNumber", "fax" });

    BeanWrapperFieldSetMapper beanWrapperFieldSetMapper = new BeanWrapperFieldSetMapper();
    beanWrapperFieldSetMapper.setTargetType(UserRegistration.class);

    DefaultLineMapper defaultLineMapper = new DefaultLineMapper();
    defaultLineMapper.setLineTokenizer(delimitedLineTokenizer);
    defaultLineMapper.setFieldSetMapper(beanWrapperFieldSetMapper);

    csvFileReader.setLineMapper(defaultLineMapper);

    return csvFileReader;
}

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From source file:com.inkubator.hrm.batch.PayTempOvertimeUploadReader.java

private void initializationCsvReader(String filePath) {

    //read a CSV file
    Resource resource = new FileSystemResource(filePath);

    //split by separated coma
    DelimitedLineTokenizer lineTokenizer = new DelimitedLineTokenizer(DelimitedLineTokenizer.DELIMITER_COMMA);
    lineTokenizer.setNames(new String[] { "Nik", "Overtime" });

    //mapped to an object
    BeanWrapperFieldSetMapper<PayTempOvertimeFileModel> beanWrapperFieldSetMapper = new BeanWrapperFieldSetMapper<>();
    beanWrapperFieldSetMapper.setTargetType(PayTempOvertimeFileModel.class);

    DefaultLineMapper<PayTempOvertimeFileModel> lineMapper = new DefaultLineMapper<>();
    lineMapper.setLineTokenizer(lineTokenizer);
    lineMapper.setFieldSetMapper(beanWrapperFieldSetMapper);

    //initial flatFileItemReader
    csvFileReader = new FlatFileItemReader<>();
    csvFileReader.setLineMapper(lineMapper);
    csvFileReader.setResource(resource);
    csvFileReader.setLinesToSkip(1);/*from   w  ww  .  j a  va2  s.c  om*/
    csvFileReader.open(new ExecutionContext());
}

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From source file:de.mediait.batch.FlatFileItemReaderTest.java

private FlatFileItemReader<String[]> createFlatFileReader(final char seperatorCharacter,
        final char quoteCharacter) {
    final FlatFileItemReader<String[]> reader = new FlatFileItemReader<String[]>();
    final DefaultLineMapper<String[]> lineMapper = new DefaultLineMapper<String[]>();
    final DelimitedLineTokenizer tokenizer = new DelimitedLineTokenizer(String.valueOf(seperatorCharacter));
    tokenizer.setQuoteCharacter(quoteCharacter);
    lineMapper.setLineTokenizer(tokenizer);
    final FixingCsvRecordSeparatorPolicy recordSeparatorPolicy = new FixingCsvRecordSeparatorPolicy();
    recordSeparatorPolicy.setQuoteCharacter(quoteCharacter);
    reader.setRecordSeparatorPolicy(recordSeparatorPolicy);
    reader.setLineMapper(lineMapper);//from  ww w.j ava 2s  .c o m
    final FieldSetMapper<String[]> fieldSetMapper = new ArrayFieldSetMapper();
    lineMapper.setFieldSetMapper(fieldSetMapper);
    return reader;
}

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