package com.facebook.presto.jdbc.internal.jackson.databind.ser.std;
import java.io.*;
import java.lang.reflect.Type;
import java.util.*;
import java.util.concurrent.atomic.*;
import com.facebook.presto.jdbc.internal.jackson.core.*;
import com.facebook.presto.jdbc.internal.jackson.databind.*;
import com.facebook.presto.jdbc.internal.jackson.databind.jsonFormatVisitors.JsonFormatVisitorWrapper;
import com.facebook.presto.jdbc.internal.jackson.databind.jsonFormatVisitors.JsonIntegerFormatVisitor;
import com.facebook.presto.jdbc.internal.jackson.databind.ser.BasicSerializerFactory;
/**
* Class that providers access to serializers user for non-structured JDK types that
* are serializer as scalars; some using basic {@link ToStringSerializer},
* others explicit serializers.
*/
public class StdJdkSerializers
{
/**
* Method called by {@link BasicSerializerFactory} to access
* all serializers this class provides.
*/
public static Collection<Map.Entry<Class<?>, Object>> all()
{
HashMap<Class<?>,Object> sers = new HashMap<Class<?>,Object>();
// First things that 'toString()' can handle
final ToStringSerializer sls = ToStringSerializer.instance;
sers.put(java.net.URL.class, sls);
sers.put(java.net.URI.class, sls);
sers.put(Currency.class, sls);
sers.put(UUID.class, new UUIDSerializer());
sers.put(java.util.regex.Pattern.class, sls);
sers.put(Locale.class, sls);
// starting with 1.7, use compact String for Locale
sers.put(Locale.class, sls);
// then atomic types
sers.put(AtomicReference.class, AtomicReferenceSerializer.class);
sers.put(AtomicBoolean.class, AtomicBooleanSerializer.class);
sers.put(AtomicInteger.class, AtomicIntegerSerializer.class);
sers.put(AtomicLong.class, AtomicLongSerializer.class);
// then other types that need specialized serializers
sers.put(File.class, FileSerializer.class);
sers.put(Class.class, ClassSerializer.class);
// And then some stranger types... not 100% they are needed but:
sers.put(Void.class, NullSerializer.instance);
sers.put(Void.TYPE, NullSerializer.instance);
return sers.entrySet();
}
/*
/**********************************************************
/* Serializers for atomic types
/**********************************************************
*/
public final static class AtomicBooleanSerializer
extends StdScalarSerializer<AtomicBoolean>
{
public AtomicBooleanSerializer() { super(AtomicBoolean.class, false); }
@Override
public void serialize(AtomicBoolean value, JsonGenerator jgen, SerializerProvider provider) throws IOException, JsonGenerationException {
jgen.writeBoolean(value.get());
}
@Override
public JsonNode getSchema(SerializerProvider provider, Type typeHint) {
return createSchemaNode("boolean", true);
}
@Override
public void acceptJsonFormatVisitor(JsonFormatVisitorWrapper visitor, JavaType typeHint) throws JsonMappingException {
visitor.expectBooleanFormat(typeHint);
}
}
public final static class AtomicIntegerSerializer
extends StdScalarSerializer<AtomicInteger>
{
public AtomicIntegerSerializer() { super(AtomicInteger.class, false); }
@Override
public void serialize(AtomicInteger value, JsonGenerator jgen, SerializerProvider provider) throws IOException, JsonGenerationException {
jgen.writeNumber(value.get());
}
@Override
public JsonNode getSchema(SerializerProvider provider, Type typeHint) {
return createSchemaNode("integer", true);
}
@Override
public void acceptJsonFormatVisitor(JsonFormatVisitorWrapper visitor, JavaType typeHint) throws JsonMappingException
{
JsonIntegerFormatVisitor v2 = visitor.expectIntegerFormat(typeHint);
if (v2 != null) {
v2.numberType(JsonParser.NumberType.INT);
}
}
}
public final static class AtomicLongSerializer
extends StdScalarSerializer<AtomicLong>
{
public AtomicLongSerializer() { super(AtomicLong.class, false); }
@Override
public void serialize(AtomicLong value, JsonGenerator jgen, SerializerProvider provider) throws IOException, JsonGenerationException {
jgen.writeNumber(value.get());
}
@Override
public JsonNode getSchema(SerializerProvider provider, Type typeHint) {
return createSchemaNode("integer", true);
}
@Override
public void acceptJsonFormatVisitor(JsonFormatVisitorWrapper visitor, JavaType typeHint)
throws JsonMappingException
{
JsonIntegerFormatVisitor v2 = visitor.expectIntegerFormat(typeHint);
if (v2 != null) {
v2.numberType(JsonParser.NumberType.LONG);
}
}
}
public final static class AtomicReferenceSerializer
extends StdSerializer<AtomicReference<?>>
{
public AtomicReferenceSerializer() { super(AtomicReference.class, false); }
@Override
public void serialize(AtomicReference<?> value, JsonGenerator jgen, SerializerProvider provider) throws IOException, JsonGenerationException {
provider.defaultSerializeValue(value.get(), jgen);
}
@Override
public JsonNode getSchema(SerializerProvider provider, Type typeHint) {
return createSchemaNode("any", true);
}
@Override
public void acceptJsonFormatVisitor(JsonFormatVisitorWrapper visitor, JavaType typeHint)
throws JsonMappingException
{
visitor.expectAnyFormat(typeHint);
}
}
}