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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* Copyright © 2017-2018 Amdocs
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.aai.sparky.util;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
import java.util.Set;
import org.onap.aai.cl.api.Logger;
import org.onap.aai.cl.eelf.LoggerFactory;
import org.onap.aai.sparky.logging.AaiUiMsgs;
/**
* The Class ConfigHelper.
*/
public class ConfigHelper {
private static final Logger LOG = LoggerFactory.getInstance().getLogger(ConfigHelper.class);
/**
* Gets the config with prefix.
*
* @param configPrefix the config prefix
* @param properties the properties
* @return the config with prefix
*/
public static Properties getConfigWithPrefix(String configPrefix, Properties properties) {
/*
* The idea here is collect properties groups prefixed with the same origin
*/
Set<Object> set = properties.keySet();
Properties newProps = new Properties();
for (Object k : set) {
String ks = (String) k;
if (ks.startsWith(configPrefix)) {
String temp = ks.replaceFirst(configPrefix + ".", "");
newProps.setProperty(temp, properties.getProperty(ks));
}
}
return newProps;
}
/**
* Load config.
*
* @param fileName the file name
* @return the properties
* @throws Exception the exception
*/
public static Properties loadConfig(String fileName) throws Exception {
String basePath = System.getProperty("user.dir");
InputStream fileInputStream = new FileInputStream(basePath + "//" + fileName);
Properties props = new Properties();
props.load(fileInputStream);
return props;
}
/**
* Load config from explicit path.
*
* @param fileName the file name
* @return the properties
*/
public static Properties loadConfigFromExplicitPath(String fileName) {
Properties props = new Properties();
try {
InputStream fileInputStream = new FileInputStream(fileName);
props.load(fileInputStream);
} catch (Exception exc) {
LOG.warn(AaiUiMsgs.CONFIG_NOT_FOUND_VERBOSE, fileName, exc.getLocalizedMessage());
}
return props;
}
/**
* Property fetch.
*
* @param config the config
* @param propName the prop name
* @param defaultValue the default value
* @return the string
*/
public static String propertyFetch(Properties config, String propName, String defaultValue) {
return config.getProperty(propName, defaultValue);
}
public static boolean isEssDevModeEnabled() {
return Boolean.parseBoolean(System.getProperty("isEssDevMode", "false"));
}
/**
* Gets the filepath.
*
* @param fileName the file name
* @param isRelativePath the is relative path
* @return the filepath
*/
public static String getFilepath(String fileName, boolean isRelativePath) {
String filepath = null;
if (isRelativePath) {
filepath = System.getProperty("user.dir") + "/" + fileName;
} else {
filepath = fileName;
}
return filepath;
}
/**
* Gets the file contents.
*
* @param fileName the file name
* @return the file contents
* @throws IOException Signals that an I/O exception has occurred.
*/
public static String getFileContents(String fileName) throws IOException {
LOG.debug(AaiUiMsgs.FILE_READ_IN_PROGRESS, fileName);
File file = new File(fileName);
if (!file.exists()) {
throw new FileNotFoundException("Failed to load file = " + fileName);
}
if (file.exists() && !file.isDirectory()) {
BufferedReader br = new BufferedReader(new FileReader(file));
try {
StringBuilder sb = new StringBuilder();
String line = br.readLine();
while (line != null) {
sb.append(line);
sb.append(System.lineSeparator());
line = br.readLine();
}
return sb.toString();
} finally {
br.close();
}
} else {
LOG.warn(AaiUiMsgs.FILE_NOT_FOUND, fileName);
}
return null;
}
}
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