package com.facebook.presto.hive.shaded.org.codehaus.jackson.map.deser.std;
import java.io.IOException;
import com.facebook.presto.hive.shaded.org.codehaus.jackson.JsonParser;
import com.facebook.presto.hive.shaded.org.codehaus.jackson.JsonProcessingException;
import com.facebook.presto.hive.shaded.org.codehaus.jackson.JsonToken;
import com.facebook.presto.hive.shaded.org.codehaus.jackson.map.DeserializationContext;
import com.facebook.presto.hive.shaded.org.codehaus.jackson.map.annotate.JacksonStdImpl;
/**
*
* @since 1.9 (renamed from 'com.facebook.presto.hive.shaded.org.codehaus.jackson.map.deser.StdDeserializer#ClassDeserializer')
*/
@JacksonStdImpl
public class ClassDeserializer
extends StdScalarDeserializer<Class<?>>
{
public ClassDeserializer() { super(Class.class); }
@Override
public Class<?> deserialize(JsonParser jp, DeserializationContext ctxt)
throws IOException, JsonProcessingException
{
JsonToken curr = jp.getCurrentToken();
// Currently will only accept if given simple class name
if (curr == JsonToken.VALUE_STRING) {
String className = jp.getText();
// [JACKSON-597]: support primitive types (and void)
if (className.indexOf('.') < 0) {
if ("int".equals(className)) return Integer.TYPE;
if ("long".equals(className)) return Long.TYPE;
if ("float".equals(className)) return Float.TYPE;
if ("double".equals(className)) return Double.TYPE;
if ("boolean".equals(className)) return Boolean.TYPE;
if ("byte".equals(className)) return Byte.TYPE;
if ("char".equals(className)) return Character.TYPE;
if ("short".equals(className)) return Short.TYPE;
if ("void".equals(className)) return Void.TYPE;
}
try {
return Class.forName(jp.getText());
} catch (ClassNotFoundException e) {
throw ctxt.instantiationException(_valueClass, e);
}
}
throw ctxt.mappingException(_valueClass, curr);
}
}