initial commit for mapping the configuration to JSON

1 files changed, 99 insertions, 0 deletions

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/config/auth/ConfigurationToJSONConverter.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/config/auth/ConfigurationToJSONConverter.java
new file mode 100644
index 000000000..36063ca2c
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/config/auth/ConfigurationToJSONConverter.java
@@ -0,0 +1,99 @@
+package at.gv.egovernment.moa.id.config.auth;
+
+import java.beans.IntrospectionException;
+import java.beans.Introspector;
+import java.beans.PropertyDescriptor;
+import java.io.IOException;
+import java.lang.reflect.InvocationTargetException;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.codehaus.jackson.JsonGenerationException;
+import org.codehaus.jackson.annotate.JsonAutoDetect.Visibility;
+import org.codehaus.jackson.annotate.JsonMethod;
+import org.codehaus.jackson.map.JsonMappingException;
+import org.codehaus.jackson.map.ObjectMapper;
+
+import at.gv.egovernment.moa.id.config.ConfigurationException;
+import at.gv.egovernment.moa.id.config.ConfigurationProvider;
+
+public class ConfigurationToJSONConverter {
+
+	AuthConfigurationProvider config;
+
+	public static void main(String[] args) {
+
+		try {
+			ConfigurationToJSONConverter converter = new ConfigurationToJSONConverter();
+
+			List<String> jsonResults = converter.convertConfigToJSONStrings();
+			System.out.println(jsonResults);
+
+		} catch (ConfigurationException e) {
+			e.printStackTrace();
+			System.out.println("Problems reading the configuration file in: "
+					+ System.getProperty(ConfigurationProvider.CONFIG_PROPERTY_NAME));
+			System.exit(1);
+		}
+	}
+
+	public ConfigurationToJSONConverter() throws ConfigurationException {
+		config = AuthConfigurationProvider.getInstance();
+	}
+
+	public void writeConfigToJSONFile(String jsonFileName) {
+		// get JSON
+		// prettyprint and write to file
+
+	}
+
+	public void writeConfigToJSONDB() throws ConfigurationException {
+		ConfigurationToJSONConverter converter = new ConfigurationToJSONConverter();
+		List<String> jsonResults = converter.convertConfigToJSONStrings();
+		// TODO: write to db
+	}
+
+	public List<String> convertConfigToJSONStrings() {
+
+		List<String> result = new ArrayList<String>();
+		ObjectMapper mapper = new ObjectMapper();
+		mapper.setVisibility(JsonMethod.FIELD, Visibility.ANY);
+
+		int numberOfCalledGetterMethods = 0;
+		try {
+			System.out.println("=== Start ===");
+			// find all getter methods
+			for (PropertyDescriptor pd : Introspector.getBeanInfo(AuthConfigurationProvider.class)
+					.getPropertyDescriptors()) {
+				if (pd.getReadMethod() != null && !"class".equals(pd.getName())) {
+
+					try {
+						// get result of get method
+						Object tmp = pd.getReadMethod().invoke(config);
+						// result to JSON
+						String show = mapper.writeValueAsString(tmp);
+						System.out.println(show);
+						result.add(show);
+						numberOfCalledGetterMethods++;
+					} catch (JsonGenerationException | JsonMappingException e) {
+						e.printStackTrace();
+						// System.out.println("Problems while writing JSON as String");
+						// return new ArrayList<String>();
+					}
+				}
+			}
+
+			// TODO: handle static methods
+
+		} catch (IntrospectionException | IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
+			System.out.println("Problems while using reflection to get all getter methods.");
+		} catch (IOException e) {
+			System.out.println("Problems while writing JSON as String");
+			return new ArrayList<String>();
+		}
+
+		System.out.println("=== END called:'" + numberOfCalledGetterMethods + "' getter-methods ===");
+		return result;
+	}
+
+}