diff options
author | Martin Bonato <mbonato@datentechnik-innovation.com> | 2015-04-09 13:24:55 +0200 |
---|---|---|
committer | Thomas Lenz <tlenz@iaik.tugraz.at> | 2015-06-19 11:09:55 +0200 |
commit | 0fb4c31f049d71e917dfbfdab96553a807195d0c (patch) | |
tree | edeb1c502de674320928feb71bcd83c3056d135e /id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/config/ConfigurationUtil.java | |
parent | 6d1f99a50744de690afccc12568539c23d839f93 (diff) | |
download | moa-id-spss-0fb4c31f049d71e917dfbfdab96553a807195d0c.tar.gz moa-id-spss-0fb4c31f049d71e917dfbfdab96553a807195d0c.tar.bz2 moa-id-spss-0fb4c31f049d71e917dfbfdab96553a807195d0c.zip |
Rename java packages
Diffstat (limited to 'id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/config/ConfigurationUtil.java')
-rw-r--r-- | id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/config/ConfigurationUtil.java | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/config/ConfigurationUtil.java b/id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/config/ConfigurationUtil.java new file mode 100644 index 000000000..d8fde7eee --- /dev/null +++ b/id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/config/ConfigurationUtil.java @@ -0,0 +1,227 @@ +package at.gv.egovernment.moa.id.commons.config; + +import java.io.File; +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; +import java.util.Enumeration; +import java.util.List; +import java.util.Properties; + +import javax.xml.bind.JAXBContext; +import javax.xml.bind.JAXBException; +import javax.xml.bind.Unmarshaller; + +import org.springframework.context.ApplicationContext; +import org.springframework.context.support.ClassPathXmlApplicationContext; + +import at.gv.egovernment.moa.id.commons.config.persistence.Configuration; +import at.gv.egovernment.moa.id.commons.config.persistence.JsonMapper; +import at.gv.egovernment.moa.id.commons.db.MOAIDConfigurationConstants; +import at.gv.egovernment.moa.id.commons.db.dao.config.MOAIDConfiguration; + +import com.fasterxml.jackson.core.JsonProcessingException; + +public class ConfigurationUtil { + + final boolean isOverwriteData; + + public ConfigurationUtil(boolean isOverwriteData){ + this.isOverwriteData = isOverwriteData; + } + + /** + * Read an input MOAID 2 XML file, transfer it to properties and write the + * properties to a MOAID 3 property file. + * + * @param inStream + * the input stream to read from. + * @param outFile + * the output file to write to. + * @throws JAXBException + */ + public void readFromXMLFileConvertToPropertyFile(FileInputStream inStream, File outFile) throws JAXBException { + + try (FileOutputStream outStream = new FileOutputStream(outFile);) { + + // get config from xml file + JAXBContext jc = JAXBContext.newInstance("at.gv.egovernment.moa.id.commons.db.dao.config"); + Unmarshaller m = jc.createUnmarshaller(); + MOAIDConfiguration config = (MOAIDConfiguration) m.unmarshal(inStream); + + // serialize config to JSON properties + Properties result = moaIdConfigToJsonProperties(config); + + // write to output stream + result.store(outStream, null); + + } catch (FileNotFoundException e) { + System.out.println("Could not find the output file."); + System.exit(1); + } catch (IOException e) { + System.out.println("Could not write to the output file."); + System.exit(1); + } + } + + /** + * Helper method to serialize a {@link MOAIDConfiguration} to Properties + * with JSON encoded values. + * + * @param config + * the MOAIDConfiguration to serialize + * @return {@link Properties} containing the database key and the serialized + * values + * @throws JsonProcessingException + * is thrown if problem occurred while serializing one of the + * database values + */ + private Properties moaIdConfigToJsonProperties(MOAIDConfiguration config) throws JsonProcessingException { + + Properties result = new Properties(); + boolean prettyPrint = true; + JsonMapper mapper = new JsonMapper(prettyPrint); + + // serialize config to JSON + String oaJson = mapper.serialize(config.getOnlineApplication()); + String authCompGeneralJson = mapper.serialize(config.getAuthComponentGeneral()); + String chainingModeJson = mapper.serialize(config.getChainingModes()); + String defaultBKUJson = mapper.serialize(config.getDefaultBKUs()); + String genericConfigJson = mapper.serialize(config.getGenericConfiguration()); + String pvp2RefreshJson = mapper.serialize(config.getPvp2RefreshItem()); + String slRequestTemplatesJson = mapper.serialize(config.getSLRequestTemplates()); + String timestampJson = mapper.serialize(config.getTimestampItem()); + String trustedCaCertJson = mapper.serialize(config.getTrustedCACertificates()); + + // add to properties + result.put(MOAIDConfigurationConstants.ONLINE_APPLICATIONS_KEY, oaJson); + result.put(MOAIDConfigurationConstants.AUTH_COMPONENT_GENERAL_KEY, authCompGeneralJson); + result.put(MOAIDConfigurationConstants.CHAINING_MODES_KEY, chainingModeJson); + result.put(MOAIDConfigurationConstants.DEFAULT_BKUS_KEY, defaultBKUJson); + result.put(MOAIDConfigurationConstants.GENERIC_CONFIGURATION_KEY, genericConfigJson); + result.put(MOAIDConfigurationConstants.PVP2REFRESH_ITEM_KEY, pvp2RefreshJson); + result.put(MOAIDConfigurationConstants.SLREQUEST_TEMPLATES_KEY, slRequestTemplatesJson); + result.put(MOAIDConfigurationConstants.TIMESTAMP_ITEM_KEY, timestampJson); + result.put(MOAIDConfigurationConstants.TRUSTED_CERTIFICATES_KEY, trustedCaCertJson); + + return result; + } + + /** + * Exports a key-value database to a property file, where keys are the same + * as in the database, and the values are serialized JSON objects. + * + * @param inputDBConfigFilePath + * the path to the database properties, for the db the data is + * read from. + * @param outFile + * the destination file for the exported data. + */ + public void readFromDBWriteToFile(String inputDBConfigFilePath, File outFile) { + + try (FileOutputStream outStream = new FileOutputStream(outFile);) { + + Properties result = new Properties(); + + System.getProperties().setProperty("location", "file:" + inputDBConfigFilePath); + ApplicationContext context = new ClassPathXmlApplicationContext("configuration.beans.xml"); + Configuration dbConfiguration = (Configuration) context.getBean("config"); + boolean prettyPrint = true; + at.gv.egovernment.moa.id.commons.config.persistence.JsonMapper mapper = new JsonMapper(prettyPrint); + + for (String key : MOAIDConfigurationConstants.getAllMOAIDConfigurationKeys()) { + + // extract database value + Object value = dbConfiguration.get(key); + + // serialize value to JSON + String json = mapper.serialize(value); + + // add to properties + result.setProperty(key, json); + } + + // write to output stream + result.store(outStream, null); + + System.out.println("Property configuration written to:"); + System.out.println(outFile.getAbsolutePath()); + + } catch (FileNotFoundException e) { + System.out.println("Could not find the output file."); + System.exit(1); + } catch (IOException e) { + System.out.println("Could not write to the output file."); + System.exit(1); + } + } + + /** + * Read an input property file, deserialize it's values and write them to + * the given database. + * + * @param inStream + * the FileInputStream to read from. + * @param outputDBConfigFilePath + * the path to the database properties, for the db which is + * written. + * @throws IOException + * is thrown in case the properties could not be loaded from the + * stream + */ + public void readFromFileWriteToDB(FileInputStream inStream, String outputDBConfigFilePath) throws IOException { + + Properties inProperties = new Properties(); + inProperties.load(inStream); + + System.getProperties().setProperty("location", "file:" + outputDBConfigFilePath); + ApplicationContext context = new ClassPathXmlApplicationContext("configuration.beans.xml"); + Configuration dbConfiguration = (Configuration) context.getBean("config"); + boolean prettyPrint = true; + JsonMapper mapper = new JsonMapper(prettyPrint); + + List<String> keys = dbConfiguration.getAllKeys(); + + if (keys == null) { + System.out.println("Database can not be read."); + System.exit(1); + } + + if (!keys.isEmpty() && !isOverwriteData) { + System.out.println("The database already contains configuration data."); + System.out.println("Use force switch if you want to override data)"); + System.exit(1); + } + + if (isOverwriteData) { + // remove existing entries + for (String key : keys) { + dbConfiguration.set(key, null); + } + } + + Enumeration<?> propertyNames = inProperties.propertyNames(); + + while (propertyNames.hasMoreElements()) { + String key = (String) propertyNames.nextElement(); + // extract database value + String json = inProperties.getProperty(key); + + // deserialize value to object + Object value = mapper.deserialize(json, null); + + // add to database + boolean result = dbConfiguration.set(key, value); + if (!result) { + System.out.println("Could NOT persist the configuration file's information in the database."); + } + } + System.out.println("Data has been successfully written to the database."); + } + + private static void readFromDBWriteToDB(String inputDBConfigFilePath, String outputDBConfigFilePath) { + //TODO: implement + } + +} |