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/*
* Copyright 2015 - 2016 Anton Tananaev (anton@traccar.org)
*
* 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 org.traccar;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
public class Config {
private final Properties properties = new Properties();
private Properties defaultProperties;
public void load(String file) throws IOException {
try (InputStream inputStream = new FileInputStream(file)) {
properties.loadFromXML(inputStream);
}
String defaultConfigFile = properties.getProperty("config.default");
if (defaultConfigFile != null) {
try (InputStream inputStream = new FileInputStream(defaultConfigFile)) {
defaultProperties = new Properties();
defaultProperties.loadFromXML(inputStream);
}
}
}
public boolean hasKey(String key) {
return properties.containsKey(key) || defaultProperties != null && defaultProperties.containsKey(key);
}
public String getString(String key) {
if (properties.containsKey(key) || defaultProperties == null) {
return properties.getProperty(key);
} else {
return defaultProperties.getProperty(key);
}
}
public String getString(String key, String defaultValue) {
if (hasKey(key)) {
return getString(key);
} else {
return defaultValue;
}
}
public boolean getBoolean(String key) {
return Boolean.parseBoolean(getString(key));
}
public int getInteger(String key) {
return getInteger(key, 0);
}
public int getInteger(String key, int defaultValue) {
if (hasKey(key)) {
return Integer.parseInt(getString(key));
} else {
return defaultValue;
}
}
public long getLong(String key) {
return getLong(key, 0);
}
public long getLong(String key, long defaultValue) {
if (hasKey(key)) {
return Long.parseLong(getString(key));
} else {
return defaultValue;
}
}
public double getDouble(String key) {
return getDouble(key, 0.0);
}
public double getDouble(String key, double defaultValue) {
if (hasKey(key)) {
return Double.parseDouble(getString(key));
} else {
return defaultValue;
}
}
}
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