/*
* Copyright 2008 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.gwt.i18n.rebind;
import com.google.gwt.dev.util.Util;
import com.google.gwt.i18n.shared.GwtLocale;
import org.apache.tapestry.util.text.LocalizedProperties;
import java.io.IOException;
import java.io.InputStream;
import java.util.Set;
/**
* Resource wrapper for localized properties.
*/
class LocalizedPropertiesResource extends AbstractResource {
static class Factory extends ResourceFactory {
@Override
public String getExt() {
return "properties";
}
@Override
public AbstractResource load(InputStream m, GwtLocale locale) {
LocalizedPropertiesResource bundle = new LocalizedPropertiesResource(m,
locale);
return bundle;
}
}
private LocalizedProperties props;
public LocalizedPropertiesResource(InputStream m, GwtLocale locale) {
super(locale);
props = new LocalizedProperties();
try {
props.load(m, Util.DEFAULT_ENCODING);
} catch (IOException e) {
throw new RuntimeException("Failed to load " + this.getPath(), e);
}
}
@Override
public void addToKeySet(Set<String> s) {
for (Object keyObj : props.getPropertyMap().keySet()) {
String key = (String) keyObj;
/*
* Remove plural forms from the key list. They will be looked up as
* extensions to the base key (@see getStringExt()).
*/
if (key.indexOf('[') < 0) {
s.add(key);
}
}
}
@Override
public String getStringExt(String key, String extension) {
if (extension != null) {
String s = getStringExt(getExtendedKey(key, extension), null);
if (s != null) {
return s;
}
}
return props.getProperty(key);
}
@Override
public boolean notEmpty() {
return props != null && !props.getPropertyMap().isEmpty();
}
@Override
public String toString() {
return getPath();
}
}