From 514747e925abddcb320a8433908dbae32dc5049b Mon Sep 17 00:00:00 2001
From: Thomas Lenz <thomas.lenz@egiz.gv.at>
Date: Fri, 28 Jun 2019 09:25:09 +0200
Subject: some small updates

---
 .../eaaf/modules/auth/sl20/utils/JsonMapper.java   | 89 +++++++++++-----------
 1 file changed, 45 insertions(+), 44 deletions(-)

(limited to 'eaaf_modules/eaaf_module_auth_sl20/src/main/java/at/gv/egiz/eaaf/modules/auth/sl20/utils/JsonMapper.java')

diff --git a/eaaf_modules/eaaf_module_auth_sl20/src/main/java/at/gv/egiz/eaaf/modules/auth/sl20/utils/JsonMapper.java b/eaaf_modules/eaaf_module_auth_sl20/src/main/java/at/gv/egiz/eaaf/modules/auth/sl20/utils/JsonMapper.java
index 959a696a..043a39bc 100644
--- a/eaaf_modules/eaaf_module_auth_sl20/src/main/java/at/gv/egiz/eaaf/modules/auth/sl20/utils/JsonMapper.java
+++ b/eaaf_modules/eaaf_module_auth_sl20/src/main/java/at/gv/egiz/eaaf/modules/auth/sl20/utils/JsonMapper.java
@@ -1,10 +1,5 @@
 package at.gv.egiz.eaaf.modules.auth.sl20.utils;
 
-import com.fasterxml.jackson.annotation.PropertyAccessor;
-import com.fasterxml.jackson.core.JsonParseException;
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.core.type.TypeReference;
-
 import java.io.IOException;
 
 import org.slf4j.Logger;
@@ -12,17 +7,22 @@ import org.slf4j.LoggerFactory;
 import org.springframework.lang.NonNull;
 
 import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
+import com.fasterxml.jackson.annotation.PropertyAccessor;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.JavaType;
-import com.fasterxml.jackson.databind.JsonMappingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.SerializationFeature;
 import com.fasterxml.jackson.databind.type.TypeFactory;
 
-public class JsonMapper {
+import at.gv.egiz.eaaf.core.api.utils.IJsonMapper;
+import at.gv.egiz.eaaf.core.exceptions.EAAFJsonMapperException;
+
+public class JsonMapper implements IJsonMapper {
 	private static final Logger log = LoggerFactory.getLogger(JsonMapper.class);
 	
-	private ObjectMapper mapper = new ObjectMapper();
+	private final ObjectMapper mapper = new ObjectMapper();
 	
 	/**
 	 * The default constructor where the default pretty printer is disabled.
@@ -53,10 +53,8 @@ public class JsonMapper {
 	}
 	
 	
-	/**
-	 * Get the internal mapper implemenation
-	 * 
-	 * @return
+	/* (non-Javadoc)
+	 * @at.gv.egiz.eaaf.core.api.utils.IJsonMapper#getMapper()
 	 */
 	public ObjectMapper getMapper() {
 		return mapper;
@@ -64,44 +62,47 @@ public class JsonMapper {
 	}
 	
 	
-	/**
-	 * Serialize an object to a JSON string.
-	 * @param value the object to serialize
-	 * @return a JSON string
-	 * @throws JsonProcessingException thrown when an error occurs during serialization
+	/* (non-Javadoc)
+	 * @see at.gv.egiz.eaaf.core.api.utils.IJsonMapper#serialize(java.lang.Object)
 	 */
-	public String serialize(Object value) throws JsonProcessingException {
-		return mapper.writeValueAsString(value);
+	@Override
+	public String serialize(Object value) throws EAAFJsonMapperException {
+		try {
+			return mapper.writeValueAsString(value);
+			
+		} catch (final JsonProcessingException e) {
+			log.warn("JSON mapping FAILED with error: {}", e.getMessage());
+			throw new EAAFJsonMapperException(e.getMessage(), e);
+			
+		}
 		
 	}
 
-	/**
-	 * Deserialize a JSON string.
-	 * 
-	 * @param value the JSON string to deserialize
-	 * @param clazz optional parameter that determines the type of the returned object. If not set, an {@link Object} is returned.
-	 * @return the deserialized JSON string as an object of type {@code clazz} or {@link Object}
-	 * @throws JsonParseException if the JSON string contains invalid content.
-	 * @throws JsonMappingException if the input JSON structure does not match structure expected for result type
-	 * @throws IOException if an I/O problem occurs (e.g. unexpected end-of-input)
+	/* (non-Javadoc)
+	 * @see at.gv.egiz.eaaf.core.api.utils.IJsonMapper#deserialize(java.lang.String, java.lang.Class)
 	 */
-	public <T> Object deserialize(String value, Class<T> clazz) throws JsonParseException, JsonMappingException, IOException{
-
-		ObjectMapper mapper = new ObjectMapper();
-		if (clazz != null) {
-			JavaType javaType = TypeFactory.defaultInstance().constructType(clazz);
-			return mapper.readValue(value, javaType);
+	@Override
+	public <T> Object deserialize(String value, Class<T> clazz) throws EAAFJsonMapperException {
+		try {					
+			if (clazz != null) {
+				if (clazz.isAssignableFrom(TypeReference.class))
+					return mapper.readValue(value, clazz);
+					
+				else {				
+					final JavaType javaType = TypeFactory.defaultInstance().constructType(clazz);
+					return mapper.readValue(value, javaType);
+					
+				}
 			
-		} else
-			return mapper.readValue(value, Object.class);
+			} else
+				return mapper.readValue(value, Object.class);
+			
+		} catch (final IOException e) {
+			log.warn("JSON mapping FAILED with error: {}", e.getMessage());
+			throw new EAAFJsonMapperException(e.getMessage(), e);
+			
+		}
 		
 	}
-	
-	
-	
-	public <T> Object deserialize(String value, TypeReference<T> clazz) throws JsonParseException, JsonMappingException, IOException {		
-		return mapper.readValue(value, clazz);
-						
-	}
-	
+							
 }
-- 
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