Question

批改JSONObject.fromObject数字为null时被转换为0怎么解决

Answer 1

public class DefaultDefaultValueProcessor implements DefaultValueProcessor {
public Object getDefaultValue( Class type ) {
if( JSONUtils.isArray( type ) ){
return new JSONArray();
}else if( JSONUtils.isNumber( type ) ){
if( JSONUtils.isDouble( type ) ){
return new Double( 0 );
}else{
return new Integer( 0 );
}
}else if( JSONUtils.isBoolean( type ) ){
return Boolean.FALSE;
}else if( JSONUtils.isString( type ) ){
return "";
}
return JSONNull.getInstance();
}
}