/**
* Gets the private field representing the given <code>propertyName</code> within the given class.
*
* @return the private Field for this propertyName, or null if no such field (should not throw
* NoSuchFieldException)
*/
protected Field<?> getPrivateField(final FieldHolder<?> fieldHolder, final String propertyName) {
if (this.privateFieldConvention != null) {
// Determine field name based on convention. MessageFormat arguments are:
//
// {0} = dateOfBirth, surname
// {1} = DateOfBirth, Surname
String[] arguments = new String[] {propertyName, StringUtils.capitalize(propertyName)};
String fieldName;
synchronized (this.privateFieldConvention) {
fieldName =
this.privateFieldConvention.format(arguments, new StringBuffer(), null).toString();
}
return fieldHolder.getField(fieldName);
}
Field<?> field = fieldHolder.getField(propertyName);
// FORGE-402: support fields starting with capital letter
if (field == null && !StringUtils.isCapitalized(propertyName)) {
field = fieldHolder.getField(StringUtils.capitalize(propertyName));
}
return field;
}
@Command("new-field")
@RequiresResource(JavaResource.class)
public void newField(
@PipeIn final String in,
final PipeOut out,
@Option(
required = false,
help = "the field definition: surround with single quotes",
description = "field definition")
final String... def)
throws FileNotFoundException {
JavaSourceFacet java = project.getFacet(JavaSourceFacet.class);
String fieldDef = null;
if (def != null) {
fieldDef = Strings.join(Arrays.asList(def), " ");
} else if (in != null) {
fieldDef = in;
} else {
throw new RuntimeException("arguments required");
}
JavaSource<?> source = resource.getJavaSource();
if (source instanceof FieldHolder) {
FieldHolder<?> clazz = ((FieldHolder<?>) source);
String name =
JavaParser.parse(JavaClass.class, "public class Temp{}").addField(fieldDef).getName();
if (clazz.hasField(name)) {
throw new IllegalStateException("Field named [" + name + "] already exists.");
}
clazz.addField(fieldDef);
java.saveJavaSource(source);
}
}