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用于spring boot的合并获取javascript、css文件内容的组件
package top.hmtools.autoConfiguration;
import java.util.Iterator;
import java.util.Properties;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.BeansException;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.MutablePropertySources;
import org.springframework.core.env.PropertySource;
import org.springframework.web.servlet.config.annotation.PathMatchConfigurer;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
import top.hmtools.base.StringTools;
import top.hmtools.cssManager.ICssManager;
import top.hmtools.jsManager.IJavascriptManager;
/**
* 自动配置类，本jar包被其它spring boot 工程引用时的入口启动（初始化）程序
* @author HyboJ
* 创建日期：2017-9-26下午7:51:58
*/
@Configuration
@ConditionalOnClass({ IJavascriptManager.class, ICssManager.class }) // 当spring容器中有IJavascriptManager.class,ICssManager.class的对象实例时，进行本对象实例初始化
@ConditionalOnProperty(prefix = "hm_tools.js_css", value = "enabled", matchIfMissing = true) // 当配置文件中有hm_tools.js_css.enabled=false时，则不创建本类中的bean，如果为hm_tools.js_css.enabled=true，或者没有该条配置（注解默认为true），则创建bean
public class JsCssAutoConfiguration extends WebMvcConfigurerAdapter implements ApplicationContextAware{
private final Logger logger = LoggerFactory.getLogger(JsCssAutoConfiguration.class);
private ApplicationContext applicationContext;
public static final String prefix = "hm_tools.js_css.";
/**
* 是否启用本jar包组件功能，当配置为“true”时或者不配置该值时均表示启用，为“false”时则不启用。
*/
public static final String enabled = prefix+"enabled";
/**
* 配置获取javascript文件内容的请求uri
*/
public static final String js_uri = prefix+"js_uri";
/**
* 配置获取CSS文件内容的请求uri
*/
public static final String css_uri=prefix+"css_uri";
/**
* 配置刷新javascript文件缓存内容的请求uri
*/
public static final String refresh_js_uri=prefix+"refresh_js_uri";
/**
* 配置刷新css文件缓存内容的请求uri
*/
public static final String refresh_css_uri=prefix+"refresh_css_uri";
/**
* 配置获取javascript文件内容的磁盘路径集合，以英文逗号（,）分隔
*/
public static final String js_files_paths=prefix+"js_files_paths";
/**
* 配置获取css文件内容的磁盘路径集合，以英文逗号（,）分隔
*/
public static final String css_files_paths=prefix+"css_files_paths";
/**
* 获取的文件内容的字符编码格式名称，缺省为“UTF-8”
*/
public static final String encoding=prefix+"encoding";
/**
* 获取所有javascript文件列表请求uri
*/
public static final String list_js_uri=prefix+"list_js_uri";
/**
* 获取所有css文件列表请求uri
*/
public static final String list_css_uri=prefix+"list_css_uri";
/**
* @return the enabled
*/
public boolean getEnabled() {
boolean result = true;
String property = this.getProperty(enabled, String.valueOf(result));
try {
result = Boolean.getBoolean(property);
} catch (Exception e) {
}
return result;
}
/**
* @return the jsUri
*/
public String getJsUri() {
return this.getProperty(js_uri, "/js");
}
/**
* @return the cssUri
*/
public String getCssUri() {
return this.getProperty(css_uri, "/css");
}
/**
* @return the refreshJsUri
*/
public String getRefreshJsUri() {
String result = "/refresh/js";
String tmp = this.getProperty(refresh_js_uri,"");
if(StringTools.isNotBlank(tmp)){
result=tmp;
}
return result;
}
/**
* @return the refreshCssUri
*/
public String getRefreshCssUri() {
return this.getProperty(refresh_css_uri, "/refresh/css");
}
/**
* @return the jsFilesPaths
*/
public String getJsFilesPaths() {
return this.getProperty(js_files_paths, this.getApplicationConfig().getProperty("user.dir"));
}
/**
* @return the cssFilesPaths
*/
public String getCssFilesPaths() {
return this.getProperty(css_files_paths, this.getApplicationConfig().getProperty("user.dir"));
}
/**
* @return the encoding
*/
public String getEncoding() {
return this.getProperty(encoding, "UTF-8");
}
/**
* @return the listJsUri
*/
public String getListJsUri() {
return this.getProperty(list_js_uri,"/list/js");
}
/**
* @return the listCssUri
*/
public String getListCssUri() {
return this.getProperty(list_css_uri, "/list/css");
}
@Override
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
this.applicationContext=applicationContext;
}
/**
* 根据配置键名获取配置值，如果没有，则使用缺省值。
* @param key
* @param defaultValue
* @return
*/
private String getProperty(String key,String defaultValue){
String result = this.applicationContext.getEnvironment().getProperty(key, defaultValue).trim();
if(StringTools.isBlank(result)){
result = defaultValue;
}
return result;
}
/**
* 获取项目工程配置文件内容
*
方法说明： getApplicationConfig
*
输入参数说明：
*
@return
*
输出参数说明：
*
Properties
*
*/
public Properties getApplicationConfig(){
Properties result = new Properties();
//applicationConfig
if(this.applicationContext == null){
return result;
}
MutablePropertySources propertySources = ((ConfigurableApplicationContext)this.applicationContext).getEnvironment().getPropertySources();
Iterator> iterator = propertySources.iterator();
while (iterator.hasNext()) {
PropertySource ps = iterator.next();
this.logger.info("PropertySource ==>>"+ps.toString());
Object source = ps.getSource();
if(Properties.class.isInstance(source)){
this.logger.debug("成功加载配置信息："+source.toString());
result.putAll((Properties)source);
}
}
return result;
}
/**
* 解决restFul URL 末尾小数点被忽略的方法之一
*/
@Override
public void configurePathMatch(PathMatchConfigurer configurer) {
// configurer.setUseSuffixPatternMatch(false);
super.configurePathMatch(configurer);
}
}
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