/**
* Object转成指定的类型
* @param obj
* @param type
* @param <T>
* @return
*/
public static<T> T convert(Object obj, Class<T> type) {
if (obj != null && StringUtils.isNotBlank(obj.toString())) {
if (type.equals(Integer.class)||type.equals(int.class)) {
return (T)Integer.valueOf(StringUtils.trim(obj.toString()));
} else if (type.equals(Long.class)||type.equals(long.class)) {
return (T)Long.valueOf(StringUtils.trim(obj.toString()));
} else if (type.equals(Boolean.class)||type.equals(boolean.class)) {
return (T)Boolean.valueOf(StringUtils.trim(obj.toString()));
} else if (type.equals(Short.class)||type.equals(short.class)) {
return (T)Short.valueOf(StringUtils.trim(obj.toString()));
} else if (type.equals(Float.class)||type.equals(float.class)) {
return (T)Float.valueOf(StringUtils.trim(obj.toString()));
} else if (type.equals(Double.class)||type.equals(double.class)) {
return (T)Double.valueOf(StringUtils.trim(obj.toString()));
} else if (type.equals(Byte.class)||type.equals(byte.class)) {
return (T)Byte.valueOf(StringUtils.trim(obj.toString()));
} else if (type.equals(Character.class)||type.equals(char.class)) {
return (T)Character.valueOf(obj.toString().charAt(0));
} else if (type.equals(String.class)) {
return (T) obj;
} else if (type.equals(BigDecimal.class)) {
return (T) new BigDecimal(StringUtils.trim(obj.toString()));
} else if (type.equals(LocalDateTime.class)) {
return (T) LocalDateTime.parse(obj.toString());
} else if (type.equals(Date.class)) {
try {
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
return (T) formatter.parse(obj.toString());
} catch (ParseException e) {
throw new RuntimeException(e.getMessage());
}
}else{
return null;
}
} else {
if (type.equals(int.class)) {
return (T)Integer.valueOf(0);
} else if (type.equals(long.class)) {
return (T)Long.valueOf(0L);
} else if (type.equals(boolean.class)) {
return (T)Boolean.valueOf(false);
} else if (type.equals(short.class)) {
return (T) Short.valueOf("0");
} else if (type.equals(float.class)) {
return (T)Float.valueOf(0.0f);
} else if (type.equals(double.class)) {
return (T)Double.valueOf(0.0d);
} else if (type.equals(byte.class)) {
return (T)Byte.valueOf("0");
} else if (type.equals(char.class)) {
return (T)Character.valueOf('\u0026#39;);
}else {
return null;
}
}
}
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转播
