// Copyright (c) 2003-2014, Jodd Team (jodd.org). All Rights Reserved.
package jodd.props;
import jodd.core.JoddCore;
import jodd.io.findfile.ClassScanner;
import jodd.util.StringPool;
import jodd.util.StringUtil;
import java.io.IOException;
import java.io.Writer;
import java.util.Collections;
import java.util.Map;
import java.util.Properties;
/**
* Some {@link Props} utilities.
*/
public class PropsUtil {
/**
* Loads props from classpath.
*/
public static void loadFromClasspath(final Props p, final String... patterns) {
final ClassScanner scanner = new ClassScanner() {
@Override
protected void onEntry(EntryData entryData) throws IOException {
String encoding = JoddCore.encoding;
if (StringUtil.endsWithIgnoreCase(entryData.getName(), ".properties")) {
encoding = StringPool.ISO_8859_1;
}
p.load(entryData.openInputStream(), encoding);
}
};
scanner.setIncludeResources(true);
scanner.setIgnoreException(true);
scanner.setExcludeAllEntries(true);
scanner.setIncludedEntries(patterns);
scanner.scanDefaultClasspath();
}
/**
* Creates new props and {@link #loadFromClasspath(Props, String...) loads from classpath}.
*/
public static Props createFromClasspath(final String... patterns) {
final Props p = new Props();
loadFromClasspath(p, patterns);
return p;
}
/**
* Convert Java Properties to Jodd Props format.
*
* @param writer Writer to write Props formatted file content to
* @param properties Properties to convert to Props format
* @throws IOException On any I/O error when writing to the writer
*/
public static void convert(final Writer writer, final Properties properties) throws IOException {
final Map<String, Properties> emptyProfiles = Collections.emptyMap();
convert(writer, properties, emptyProfiles);
}
/**
* Convert Java Properties to Jodd Props format.
*
* @param writer Writer to write Props formatted file content to
* @param properties Properties to convert to Props format
* @param profiles Properties per profile to convert and add to the Props format
* @throws IOException On any I/O error when writing to the writer
*/
public static void convert(final Writer writer, final Properties properties, final Map<String, Properties> profiles)
throws IOException {
final PropertiesToProps toProps = new PropertiesToProps();
toProps.convertToWriter(writer, properties, profiles);
}
}