properties-file

问题 For updating in my .properties file I am using Apache Commons Configuration's PropertiesConfiguration. But as I am using the code as : try { PropertiesConfiguration properties = new PropertiesConfiguration("dao.properties"); } catch (ConfigurationException ex) { } I am getting this error: incompatible types required: java.lang.Throwable found: org.apache.commons.configuration.ConfigurationException What is going wrong here? I am using it first for the first time. P.S.: Is there any

问题 Properties myProp = new Properties(); myProp.put("material", "steel"); Properties prop1 = new Properties(myProp); System.out.println(prop1.get("material") + ", " + prop1.getProperty("material")); // outputs "null, steel" Isn't get similar to getProperty in the sense that it returns the entries/attributes of an Object? Why is it not returning 'steel' when using get? 回答1: get is inherited from Hashtable , and is declared to return Object . getProperty is introduced by Properties , and is

问题 This question already has an answer here : javax.usb.UsbException: Properties file javax.usb.properties not found (1 answer) Closed 6 years ago . I was developing a USB reading Java program to get the name of the attached USB device. This is the code I wrote: import java.io.UnsupportedEncodingException; import java.util.List; import javax.usb.*; import javax.usb.UsbDevice; import javax.usb.UsbDisconnectedException; import javax.usb.UsbException; import javax.usb.UsbHostManager; import javax

问题 I am using Maven Properties plugin to load the properties from a properties file. My Project is a multi module project with EAR and EJB modules with there respective pom files. And there is a parent pom. I am getting an error if I dont keep the properties file at all three locations (i.e. one in parent module and one each in EAR and EJB modules). It throws a FileNotFoundException if the Properties file isnt there even in one location. I dont want to keep the same file at three different

问题 I'm using Spring 3.1.1.RELEASE. I have a model with the following attribute import javax.validation.constraints.Size; @Size(max=15) private String name; I validate the model in my controller my running @RequestMapping(value = "/save", method = RequestMethod.POST) public ModelAndView save(final Model model, @Valid final MyForm myForm, I would like to have the "15" value come from a properties file instead of hard-coded, but am unclear if that's possible or how its done. Any ideas? 回答1: This is

问题 I use them often when configuring my project but mostly add snippers as instructed. I have absolutely no clue which file is for what exactly. Can anyone give a clear picture what each file is for. So far I think local.properties for environment paths like sdk/ndk location settings.gradle for including all modules in project where each module has it's own build.gradle gradle.properties ? gradle-wrapper.properties ? 回答1: gradle.properties Using gradle.properties to create universal variables

问题 My situation is that I have a properties-file to configure an unknown number of beans: rssfeed.source[0]=http://feed.com/rss-news.xml rssfeed.title[0]=Sample feed #1 rssfeed.source[1]=http://feed.com/rss-news2.xml rssfeed.title[1]=Sample feed #2 : I have a configuration class to read those properties: @Configuration @EnableConfigurationProperties @ConfigurationProperties(prefix = "rssfeed", locations = "classpath:/config/rssfeed.properties") public class RssConfig { private List<String>

问题 I have property file with following content: INVALID_ARGUMENT=Field ${fieldName} is invalid or missing. I read this using spring configuration: @PropertySource("error_messages_en.properties") @Configuration public static class ErrorMessagesEn { @Value("${INVALID_ARGUMENT}") private String invalidArgument; } But after application start I see: Could not resolve placeholder 'fieldName' in value "Ïîëå ${fieldName} íåêîððåêòíî çàïîëíåíî èëè ïðîïóùåíî." I need ${fieldName} because I want to use

问题 In my Java/Spring web application i had problem printing special characters of italian language (ò,à,è etc.) that I retrieve from a properties file. I found this article http://docs.oracle.com/cd/E26180_01/Platform.94/ATGProgGuide/html/s1816convertingpropertiesfilestoescap01.html. But something is not clear: after I run the command written in the article, in my console (CMD console of windows) i can read my properties file "translated". After it, what should i do? Should I copy the texts from

问题 I have this JavaScript class: 'use strict;' /* global conf */ var properties = { 'PROPERTIES': { 'CHANNEL': 'sport', 'VIEW_ELEMENTS': { 'LOADER_CLASS': '.loader', 'SPLASH_CLASS': '.splash' } } }; In JavaScript I can use these properties: properties.PROPERTIES.CHANNEL Is it possible to convert this to DART? Is there a best practise to do that? 回答1: There are different way. You could just create a map my_config.dart const Map properties = const { 'CHANNEL': 'sport', 'VIEW_ELEMENTS': const {