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binding string to list

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This commit is contained in:
Keith Donald
2009-07-09 04:37:28 +00:00
parent 2aef75b907
commit 2be6ce0407
2 changed files with 97 additions and 23 deletions
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67
org.springframework.context/src/test/java/org/springframework/ui/binding/support/GenericBinderTests.java
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@@ -6,6 +6,7 @@ import static org.junit.Assert.assertTrue;
import java.math.BigDecimal;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.LinkedHashMap;
@@ -17,6 +18,7 @@ import junit.framework.Assert;
import org.junit.After;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
import org.springframework.context.i18n.LocaleContextHolder;
import org.springframework.ui.binding.Binding;
@@ -253,6 +255,49 @@ public class GenericBinderTests {
assertEquals("35452", bean.addresses.get(0).zip);
}
@Test
public void bindToListSingleString() {
binder.addBinding("addresses").formatWith(new AddressListFormatter());
Map<String, String> values = new LinkedHashMap<String, String>();
values.put("addresses", "4655 Macy Lane:Melbourne:FL:35452,1234 Rostock Circle:Palm Bay:FL:32901,1977 Bel Aire Estates:Coker:AL:12345");
BindingResults results = binder.bind(values);
System.out.println(results);
Assert.assertEquals(3, bean.addresses.size());
assertEquals("4655 Macy Lane", bean.addresses.get(0).street);
assertEquals("Melbourne", bean.addresses.get(0).city);
assertEquals("FL", bean.addresses.get(0).state);
assertEquals("35452", bean.addresses.get(0).zip);
assertEquals("1234 Rostock Circle", bean.addresses.get(1).street);
assertEquals("Palm Bay", bean.addresses.get(1).city);
assertEquals("FL", bean.addresses.get(1).state);
assertEquals("32901", bean.addresses.get(1).zip);
assertEquals("1977 Bel Aire Estates", bean.addresses.get(2).street);
assertEquals("Coker", bean.addresses.get(2).city);
assertEquals("AL", bean.addresses.get(2).state);
assertEquals("12345", bean.addresses.get(2).zip);
}
@Test
public void getCollectionAsSingleValue() {
binder.addBinding("addresses").formatWith(new AddressListFormatter());
Address address1 = new Address();
address1.setStreet("s1");
address1.setCity("c1");
address1.setState("st1");
address1.setZip("z1");
Address address2 = new Address();
address2.setStreet("s2");
address2.setCity("c2");
address2.setState("st2");
address2.setZip("z2");
List<Address> addresses = new ArrayList<Address>(2);
addresses.add(address1);
addresses.add(address2);
bean.addresses = addresses;
String value = binder.getBinding("addresses").getValue();
assertEquals("s1:c1:st1:z1,s2:c2:st2:z2,", value);
}
@Test
public void bindToListHandleNullValueInNestedPath() {
binder.addBinding("addresses.street");
@@ -403,6 +448,28 @@ public class GenericBinderTests {
}
public static class AddressListFormatter implements Formatter<List<Address>> {
public String format(List<Address> addresses, Locale locale) {
StringBuilder builder = new StringBuilder();
for (Address address : addresses) {
builder.append(new AddressFormatter().format(address, locale));
builder.append(",");
}
return builder.toString();
}
public List<Address> parse(String formatted, Locale locale) throws ParseException {
String[] fields = formatted.split(",");
List<Address> addresses = new ArrayList<Address>(fields.length);
for (String field : fields) {
addresses.add(new AddressFormatter().parse(field, locale));
}
return addresses;
}
}
@Formatted(AddressFormatter.class)
public static class Address {
private String street;