private void updateForcedParameterIfNeeded(
String parameterName, SimpleParameterEntry alreadySetParameter) {
String actualForcedParameterValue =
propertiesParser.getForcedParameterValue(parameterName, systemProperties);
String previousForcedParameterValue =
propertiesParser.getForcedParameterValue(parameterName, oldParameters);
if (actualForcedParameterValue != null) {
if (alreadySetParameter != null
&& actualForcedParameterValue.equals(alreadySetParameter.getValue())) {
return;
}
if (!actualForcedParameterValue.equals(previousForcedParameterValue)
&& !isAllowedToOverride(parameterName)) {
return;
}
if (alreadySetParameter != null) {
alreadySetParameter.setValue(actualForcedParameterValue);
} else {
parameters.add(new SimpleParameterEntry(parameterName, actualForcedParameterValue));
}
updatedParameterNames.add(parameterName);
return;
}
}
public void updateSystemParameters() {
updatedParameterNames.clear();
for (String parameterName : propertiesParser.getParameterNames(systemProperties.keySet())) {
updateParameter(parameterName);
}
}
private void updateDefaultParameterIfNeeded(
String parameterName, SimpleParameterEntry alreadySetParameter) {
String actualDefaultParameterValue =
propertiesParser.getDefaultParameterValue(parameterName, systemProperties);
String previousDefaultParameterValue =
propertiesParser.getDefaultParameterValue(parameterName, oldParameters);
if (actualDefaultParameterValue != null && alreadySetParameter == null) {
if (!actualDefaultParameterValue.equals(previousDefaultParameterValue)
&& !isAllowedToOverride(parameterName)) {
return;
}
parameters.add(new SimpleParameterEntry(parameterName, actualDefaultParameterValue));
updatedParameterNames.add(parameterName);
return;
}
}
public String parseUri(String uri, String... paths) throws Exception {
Properties prop = null;
if (paths != null) {
// location may contain JVM system property or OS environment variables
// so we need to parse those
String[] locations = parseLocations(paths);
// check cache first
CacheKey key = new CacheKey(locations);
prop = cache ? cacheMap.get(key) : null;
if (prop == null) {
prop =
propertiesResolver.resolveProperties(
getVramelContext(), ignoreMissingLocation, locations);
if (cache) {
cacheMap.put(key, prop);
}
}
}
// use override properties
if (prop != null && overrideProperties != null) {
// make a copy to avoid affecting the original properties
Properties override = new Properties();
override.putAll(prop);
override.putAll(overrideProperties);
prop = override;
}
// enclose tokens if missing
if (!uri.contains(prefixToken) && !uri.startsWith(prefixToken)) {
uri = prefixToken + uri;
}
if (!uri.contains(suffixToken) && !uri.endsWith(suffixToken)) {
uri = uri + suffixToken;
}
LOG.trace("Parsing uri {} with properties: {}", uri, prop);
if (propertiesParser instanceof AugmentedPropertyNameAwarePropertiesParser) {
return ((AugmentedPropertyNameAwarePropertiesParser) propertiesParser)
.parseUri(
uri,
prop,
prefixToken,
suffixToken,
propertyPrefix,
propertySuffix,
fallbackToUnaugmentedProperty);
} else {
return propertiesParser.parseUri(uri, prop, prefixToken, suffixToken);
}
}
/**
* Create a connection pool using the given properties.
*
* <p>The properties passed should contain:
*
* <UL>
* <LI>{@link #DB_DRIVER}- The database driver class name
* <LI>{@link #DB_URL}- The database URL
* <LI>{@link #DB_USER}- The database user
* <LI>{@link #DB_PASSWORD}- The database password
* <LI>{@link #DB_MAX_CONNECTIONS}- The maximum # connections in the pool, optional
* <LI>{@link #DB_VALIDATION_QUERY}- The sql validation query, optional
* </UL>
*
* @param config configuration properties
*/
public PoolingConnectionProvider(Properties config) throws SQLException {
PropertiesParser cfg = new PropertiesParser(config);
initialize(
cfg.getStringProperty(DB_DRIVER),
cfg.getStringProperty(DB_URL),
cfg.getStringProperty(DB_USER, ""),
cfg.getStringProperty(DB_PASSWORD, ""),
cfg.getIntProperty(DB_MAX_CONNECTIONS, DEFAULT_DB_MAX_CONNECTIONS),
cfg.getStringProperty(DB_VALIDATION_QUERY));
}
public static void main(String[] args) throws IOException {
String currentPath = System.getProperty("user.dir");
String filePath = currentPath + "/testData/.properties";
File newFile = new File(filePath);
Map<String, String> mapData = PropertiesParser.parse(newFile);
}