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A quick developing framewort for internet company
/**
* Copyright (C) 2016 - 2030 youtongluan.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.yx.conf;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Map;
import java.util.Set;
import org.yx.log.Log;
import org.yx.util.StringUtil;
public class SimpleBeanUtil {
public static void setProperty(Object bean, Method m, String value)
throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
if (value == null) {
Log.get("sumk.bean").debug("{} was ignored because value is null", m.getName());
return;
}
value = value.trim();
if (value.isEmpty()) {
Log.get("sumk.bean").debug("{} was ignored because value is empty", m.getName());
return;
}
Class> ptype = m.getParameterTypes()[0];
Object v = parseValue(ptype, value);
if (v == null) {
Log.get("sumk.bean").warn("{}因为类型({})不支持,被过滤掉", m.getName(), ptype);
return;
}
m.invoke(bean, v);
}
/**
* @param ptype
* @param value
* @return
*/
private static Object parseValue(Class> ptype, String value) {
if (ptype == String.class) {
return value;
}
if (ptype == int.class || ptype == Integer.class) {
return Integer.valueOf(value);
}
if (ptype == long.class || ptype == Long.class) {
return Long.valueOf(value);
}
if (ptype == double.class || ptype == Double.class) {
return Double.valueOf(value);
}
if (ptype == boolean.class || ptype == Boolean.class) {
if ("1".equals(value) || "true".equalsIgnoreCase(value)) {
return Boolean.TRUE;
}
return Boolean.FALSE;
}
if (ptype == short.class || ptype == Short.class) {
return Short.valueOf(value);
}
if (ptype == byte.class || ptype == Byte.class) {
return Byte.valueOf(value);
}
if (ptype == float.class || ptype == Float.class) {
return Float.valueOf(value);
}
if (ptype == char.class || ptype == Character.class) {
if (value.length() > 0) {
return value.charAt(0);
}
}
return null;
}
public static void copyProperties(Object bean, Map map) throws Exception {
Set set = map.keySet();
Method[] ms = bean.getClass().getMethods();
for (String key : set) {
Method m = getMethod(ms, key);
if (m == null) {
Log.get("sumk.bean").warn("{}在{}中不存在", key, bean.getClass().getSimpleName());
continue;
}
setProperty(bean, m, map.get(key));
}
}
private static Method getMethod(Method[] ms, String key) {
String methodName = "set" + StringUtil.capitalize(key);
for (Method m : ms) {
if (m.getName().equals(methodName) && m.getParameterCount() == 1) {
return m;
}
}
return null;
}
}
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