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package org.msgpack.schema;
import java.util.List;
import java.util.Map;
import java.util.HashMap;
import java.io.IOException;
import org.msgpack.*;
public class MapSchema extends Schema {
private Schema keyType;
private Schema valueType;
public MapSchema(Schema keyType, Schema valueType)
{
super("map");
this.keyType = keyType;
this.valueType = valueType;
}
public Schema getKeyType()
{
return keyType;
}
public Schema getValueType()
{
return valueType;
}
@Override
public String getFullName()
{
return "HashList<"+keyType.getFullName()+", "+valueType.getFullName()+">";
}
@Override
public String getExpression()
{
return "(map "+keyType.getExpression()+" "+valueType.getExpression()+")";
}
@Override
@SuppressWarnings("unchecked")
public void pack(Packer pk, Object obj) throws IOException
{
if(obj == null) {
pk.packNil();
return;
}
Map<Object,Object> d = (Map<Object,Object>)obj;
pk.packMap(d.size());
for(Map.Entry<Object,Object> e : d.entrySet()) {
keyType.pack(pk, e.getKey());
valueType.pack(pk, e.getValue());
}
}
@Override
@SuppressWarnings("unchecked")
public Object convert(GenericObject obj)
{
Map<GenericObject,GenericObject> d = obj.asMap();
Map<Object,Object> g = new HashMap<Object,Object>();
for(Map.Entry<GenericObject,GenericObject> e : d.entrySet()) {
g.put(keyType.convert(e.getKey()), valueType.convert(e.getValue()));
}
return g;
}
}
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