Java Code Examples for org.supercsv.io.CsvBeanReader#read()

The following examples show how to use org.supercsv.io.CsvBeanReader#read() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: ReadingFeaturesTest.java From super-csv with Apache License 2.0

6 votes

@Test
public void testConvertsToBasicObjects() throws Exception {
	String csv = "Connor|John|16|1999-07-12|6" + decimalFormatSymbols.getDecimalSeparator() + "65\r\n";
	String[] mapping = { "lastName", "firstName", "age", "birthDate", "savings" };
	CellProcessor[] processors = { new NotNull(), new NotNull(), new ParseInt(), new ParseDate("yyyy-MM-dd"),
		new ParseBigDecimal(decimalFormatSymbols) };
	
	CsvPreference customPreference = new Builder('"', '|', "\r\n").build();
	CsvBeanReader beanReader = new CsvBeanReader(new StringReader(csv), customPreference);
	FeatureBean character = beanReader.read(FeatureBean.class, mapping, processors);
	
	Assert.assertNotNull(character);
	Assert.assertEquals("John", character.getFirstName());
	Assert.assertEquals("Connor", character.getLastName());
	Assert.assertEquals(16, character.getAge());
	Assert.assertEquals(new SimpleDateFormat("yyyy-MM-dd").parse("1999-07-12"), character.getBirthDate());
	Assert.assertEquals(new BigDecimal(6.65, new MathContext(3)), character.getSavings());
}

Example 2

Source File: ReadingFeaturesTest.java From super-csv with Apache License 2.0

6 votes

@Test
public void testConverterSupport() throws Exception {
	String csv = "Connor|John|16|1999-07-12|6" + decimalFormatSymbols.getDecimalSeparator() + "65\r\n";
	String[] mapping = { "lastName", "firstName", "age", "birthDate", "savings" };
	CellProcessor[] processors = { new NotNull(), new NotNull(), new ParseInt(), new ParseDate("yyyy-MM-dd"),
		new ParseBigDecimal(decimalFormatSymbols) };
	
	CsvPreference customPreference = new Builder('"', '|', "\r\n").build();
	CsvBeanReader beanReader = new CsvBeanReader(new StringReader(csv), customPreference);
	FeatureBean character = beanReader.read(FeatureBean.class, mapping, processors);
	
	Assert.assertNotNull(character);
	Assert.assertEquals("John", character.getFirstName());
	Assert.assertEquals("Connor", character.getLastName());
	Assert.assertEquals(16, character.getAge());
	Assert.assertEquals(new SimpleDateFormat("yyyy-MM-dd").parse("1999-07-12"), character.getBirthDate());
	Assert.assertEquals(new BigDecimal(6.65, new MathContext(3)), character.getSavings());
}

Example 3

Source File: Utilities.java From pegasus with Apache License 2.0

6 votes

/**
 * Read file sizes from CSV file.
 *
 * @param csvName CSV file name.
 * @throws IOException
 */
public static void loadHashMap(String csvName) throws IOException {
    final CellProcessor[] processors =
            new CellProcessor[] {null, null, null, null, new ParseLong()};
    CsvBeanReader beanReader =
            new CsvBeanReader(new FileReader(csvName), CsvPreference.STANDARD_PREFERENCE);
    final String[] header = beanReader.getHeader(true);
    FileDataBean fileDataBean;
    sizes = new HashMap<String, Long>();
    while ((fileDataBean = beanReader.read(FileDataBean.class, header, processors)) != null) {
        Long currentSize = sizes.get(fileDataBean.filename);
        if (currentSize != null) {
            assert (fileDataBean.length == currentSize);
        }
        sizes.put(fileDataBean.filename, fileDataBean.length);
    }
}

Example 4

Source File: ReadingFeaturesTest.java From super-csv with Apache License 2.0

5 votes

@Test
public void testColumnNameBasedMapping() throws IOException {
	String csv = "Connor,John\r\n";
	String[] mapping = { "lastName", "firstName" };
	
	CsvBeanReader beanReader = new CsvBeanReader(new StringReader(csv), STANDARD_PREFERENCE);
	FeatureBean character = beanReader.read(FeatureBean.class, mapping);
	
	Assert.assertNotNull(character);
	Assert.assertEquals("John", character.getFirstName());
	Assert.assertEquals("Connor", character.getLastName());
}

Example 5

Source File: ReadingFeaturesTest.java From super-csv with Apache License 2.0

5 votes

@Test
public void testConvertsToPrimitives() throws IOException {
	String csv = "Connor,John,16\r\n";
	String[] mapping = { "lastName", "firstName", "age" };
	CellProcessor[] processors = { new NotNull(), new NotNull(), new ParseInt() };
	
	CsvBeanReader beanReader = new CsvBeanReader(new StringReader(csv), STANDARD_PREFERENCE);
	FeatureBean character = beanReader.read(FeatureBean.class, mapping, processors);
	
	Assert.assertNotNull(character);
	Assert.assertEquals("John", character.getFirstName());
	Assert.assertEquals("Connor", character.getLastName());
	Assert.assertEquals(16, character.getAge());
}

Example 6

Source File: ReadingFeaturesTest.java From super-csv with Apache License 2.0

5 votes

@Test
public void testDateSupport() throws Exception {
	String csv = "1999-07-12";
	String[] mapping = { "birthDate" };
	CellProcessor[] processors = { new ParseDate("yyyy-MM-dd") };
	
	CsvBeanReader beanReader = new CsvBeanReader(new StringReader(csv), STANDARD_PREFERENCE);
	FeatureBean character = beanReader.read(FeatureBean.class, mapping, processors);
	
	Assert.assertNotNull(character);
	Assert.assertEquals(new SimpleDateFormat("yyyy-MM-dd").parse("1999-07-12"), character.getBirthDate());
}