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-rw-r--r--context/context-management/src/main/java/org/onap/policy/apex/context/SchemaHelper.java16
-rw-r--r--context/context-management/src/main/java/org/onap/policy/apex/context/impl/schema/java/JavaSchemaHelper.java44
2 files changed, 36 insertions, 24 deletions
diff --git a/context/context-management/src/main/java/org/onap/policy/apex/context/SchemaHelper.java b/context/context-management/src/main/java/org/onap/policy/apex/context/SchemaHelper.java
index aa6ea9ffe..30af48195 100644
--- a/context/context-management/src/main/java/org/onap/policy/apex/context/SchemaHelper.java
+++ b/context/context-management/src/main/java/org/onap/policy/apex/context/SchemaHelper.java
@@ -20,8 +20,6 @@
package org.onap.policy.apex.context;
-import com.google.gson.JsonElement;
-
import org.onap.policy.apex.model.basicmodel.concepts.AxKey;
import org.onap.policy.apex.model.contextmodel.concepts.AxContextSchema;
@@ -86,12 +84,12 @@ public interface SchemaHelper {
Object createNewInstance(String stringValue);
/**
- * Create a new instance of the schema class from a GSON JsonElement using whatever schema technology is being used.
+ * Create a new instance of the schema class from an object using whatever schema technology is being used.
*
- * @param jsonElement the JSON element that holds the Json representation of the object
+ * @param incomingObject the incoming object that holds the raw representation of the object to be created
* @return the new instance
*/
- Object createNewInstance(JsonElement jsonElement);
+ Object createNewInstance(Object incomingObject);
/**
* Unmarshal an object in schema format into a Java object.
@@ -107,13 +105,13 @@ public interface SchemaHelper {
* @param schemaObject the object in schema format
* @return the object as a Json string
*/
- String marshal2Json(Object schemaObject);
+ String marshal2String(Object schemaObject);
/**
- * Marshal a Java object into a GSON json element.
+ * Marshal a Java object into an output object of an arbitrary type.
*
* @param schemaObject the object in schema format
- * @return the object as a GSON Json element
+ * @return the object as output object of an arbitrary type
*/
- JsonElement marshal2JsonElement(Object schemaObject);
+ Object marshal2Object(Object schemaObject);
}
diff --git a/context/context-management/src/main/java/org/onap/policy/apex/context/impl/schema/java/JavaSchemaHelper.java b/context/context-management/src/main/java/org/onap/policy/apex/context/impl/schema/java/JavaSchemaHelper.java
index b89efbf91..e5d92395a 100644
--- a/context/context-management/src/main/java/org/onap/policy/apex/context/impl/schema/java/JavaSchemaHelper.java
+++ b/context/context-management/src/main/java/org/onap/policy/apex/context/impl/schema/java/JavaSchemaHelper.java
@@ -49,7 +49,7 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
// This map defines the built in types in types in Java
// @formatter:off
private static final Map<String, Class<?>> BUILT_IN_MAP = new HashMap<>();
- {
+ static {
BUILT_IN_MAP.put("int", Integer .TYPE);
BUILT_IN_MAP.put("long", Long .TYPE);
BUILT_IN_MAP.put("double", Double .TYPE);
@@ -69,7 +69,7 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
* concepts. AxKey, org.onap.policy.apex.model.contextmodel.concepts.AxContextSchema)
*/
@Override
- public void init(final AxKey userKey, final AxContextSchema schema) throws ContextRuntimeException {
+ public void init(final AxKey userKey, final AxContextSchema schema) {
super.init(userKey, schema);
final String javatype = schema.getSchema();
@@ -80,7 +80,7 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
} catch (final IllegalArgumentException e) {
String resultSting = userKey.getID() + ": class/type " + schema.getSchema() + " for context schema \""
- + schema.getID() + "\" not found.";
+ + schema.getID() + "\" not found.";
if (JavaSchemaHelper.BUILT_IN_MAP.get(javatype) != null) {
resultSting += " Primitive types are not supported. Use the appropriate Java boxing type instead.";
} else {
@@ -94,13 +94,25 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
/*
* (non-Javadoc)
*
- * @see org.onap.policy.apex.context.SchemaHelper#createNewInstance(com.google.gson.JsonElement)
+ * @see org.onap.policy.apex.context.SchemaHelper#createNewInstance(java.lang.Object)
*/
@Override
- public Object createNewInstance(final JsonElement jsonElement) {
- final String elementJsonString = new Gson().toJson(jsonElement);
+ public Object createNewInstance(final Object incomingObject) {
+ if (incomingObject instanceof JsonElement) {
+ final String elementJsonString = new Gson().toJson((JsonElement) incomingObject);
+ return new Gson().fromJson(elementJsonString, this.getSchemaClass());
+ }
+
+ if (getSchemaClass().isAssignableFrom(incomingObject.getClass())) {
+ return incomingObject;
+ }
- return new Gson().fromJson(elementJsonString, this.getSchemaClass());
+ final String returnString = getUserKey().getID() + ": the object \"" + incomingObject + "\" of type \""
+ + incomingObject.getClass().getCanonicalName()
+ + "\" is not an instance of JsonObject and is not assignable to \""
+ + getSchemaClass().getCanonicalName() + "\"";
+ LOGGER.warn(returnString);
+ throw new ContextRuntimeException(returnString);
}
/*
@@ -137,7 +149,7 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
* @see org.onap.policy.apex.context.SchemaHelper#schemaObject2Json(java.lang.Object)
*/
@Override
- public String marshal2Json(final Object schemaObject) {
+ public String marshal2String(final Object schemaObject) {
if (schemaObject == null) {
return "null";
}
@@ -148,8 +160,8 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
return new Gson().toJson(schemaObject);
} else {
final String returnString = getUserKey().getID() + ": object \"" + schemaObject.toString()
- + "\" of class \"" + schemaObject.getClass().getCanonicalName() + "\" not compatible with class \""
- + getSchemaClass().getCanonicalName() + "\"";
+ + "\" of class \"" + schemaObject.getClass().getCanonicalName()
+ + "\" not compatible with class \"" + getSchemaClass().getCanonicalName() + "\"";
LOGGER.warn(returnString);
throw new ContextRuntimeException(returnString);
}
@@ -161,7 +173,7 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
* @see org.onap.policy.apex.context.SchemaHelper#marshal2JsonElement(java.lang.Object)
*/
@Override
- public JsonElement marshal2JsonElement(final Object schemaObject) {
+ public Object marshal2Object(final Object schemaObject) {
// Use Gson to marshal the schema object into a Json element to return
return new Gson().toJsonTree(schemaObject, getSchemaClass());
}
@@ -169,7 +181,8 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
/**
* Do a numeric conversion between numeric types.
*
- * @param object The incoming numeric object
+ * @param object
+ * The incoming numeric object
* @return The converted object
*/
private Object numericConversion(final Object object) {
@@ -195,7 +208,8 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
/**
* Do a string conversion to the class type.
*
- * @param object The incoming numeric object
+ * @param object
+ * The incoming numeric object
* @return The converted object
*/
private Object stringConversion(final Object object) {
@@ -205,8 +219,8 @@ public class JavaSchemaHelper extends AbstractSchemaHelper {
return stringConstructor.newInstance(object.toString());
} catch (final Exception e) {
final String returnString = getUserKey().getID() + ": object \"" + object.toString() + "\" of class \""
- + object.getClass().getCanonicalName() + "\" not compatible with class \""
- + getSchemaClass().getCanonicalName() + "\"";
+ + object.getClass().getCanonicalName() + "\" not compatible with class \""
+ + getSchemaClass().getCanonicalName() + "\"";
LOGGER.warn(returnString);
throw new ContextRuntimeException(returnString);
}