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A reactive Java web server.
/*
* Copyright (c) 1998-2015 Caucho Technology -- all rights reserved
*
* This file is part of Baratine(TM)(TM)
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Baratine is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Baratine is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Baratine; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.v5.convert.bean;
import java.lang.invoke.MethodHandle;
import java.lang.invoke.MethodHandles;
import java.lang.invoke.MethodType;
import java.lang.reflect.Field;
import com.caucho.v5.util.L10N;
/**
* long field getter/setter
*/
public class FieldLong extends FieldBase
{
private static final L10N L = new L10N(FieldLong.class);
private final MethodHandle _getter;
private final MethodHandle _setter;
public FieldLong(Field field)
{
super(field);
try {
MethodHandle getter = MethodHandles.lookup().unreflectGetter(field);
_getter = getter.asType(MethodType.methodType(long.class, Object.class));
MethodHandle setter = MethodHandles.lookup().unreflectSetter(field);
_setter = setter.asType(MethodType.methodType(void.class, Object.class, long.class));
} catch (Exception e) {
throw new IllegalStateException(e);
}
}
@Override
public final long getLong(T bean)
{
try {
return (long) _getter.invokeExact((Object) bean);
} catch (Throwable e) {
throw error(e);
}
}
@Override
public final void setLong(T bean, long value)
{
try {
_setter.invokeExact((Object) bean, value);
} catch (Throwable e) {
throw error(e);
}
}
@Override
public final Object getObject(T bean)
{
return getLong(bean);
}
@Override
public final void setObject(T bean, Object value)
{
if (value instanceof Number) {
setLong(bean, ((Number) value).longValue());
}
else if (value == null) {
}
else if (value instanceof String) {
setLong(bean, Long.parseLong((String) value));
}
else {
throw error(L.l("{0} is an invalid value", value));
}
}
}
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