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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2008-2013 jOpenDocument, by ILM Informatique. All rights reserved.
*
* The contents of this file are subject to the terms of the GNU
* General Public License Version 3 only ("GPL").
* You may not use this file except in compliance with the License.
* You can obtain a copy of the License at http://www.gnu.org/licenses/gpl-3.0.html
* See the License for the specific language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each file.
*
*/
package org.jopendocument.util;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Properties;
public class PropertiesUtils {
public static final Properties createFromMap(final Map map) {
final Properties res = new Properties();
for (final Entry e : map.entrySet()) {
res.setProperty(e.getKey(), e.getValue());
}
return res;
}
public static final Properties createFromFile(final File f) throws IOException {
return create(new BufferedInputStream(new FileInputStream(f)));
}
public static final Properties createFromResource(final Class ctxt, final String rsrc) throws IOException {
return create(ctxt.getResourceAsStream(rsrc));
}
protected static final Properties create(final InputStream stream) throws IOException {
return create(stream, true);
}
public static final Properties create(final InputStream stream, final boolean close) throws IOException {
if (stream != null) {
try {
final Properties res = new Properties();
res.load(stream);
return res;
} finally {
if (close)
stream.close();
}
} else {
return null;
}
}
public static final void load(final Properties props, final Properties toLoad) throws IOException {
for (final String key : toLoad.stringPropertyNames()) {
final String value = toLoad.getProperty(key);
assert value != null;
props.setProperty(key, value);
}
}
}