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add methods
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@ -718,7 +718,7 @@ public class IterUtil {
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*
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* @param <E> 集合元素类型
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* @param iter 集合
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* @param filter 过滤器接口
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* @param filter 过滤器接口,删除{@link Filter#accept(Object)}为{@code false}的元素
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* @return 编辑后的集合
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* @since 4.6.5
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*/
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@ -735,6 +735,29 @@ public class IterUtil {
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return iter;
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}
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/**
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* 过滤{@link Iterator}并将过滤后满足条件的元素添加到List中
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*
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* @param <E> 元素类型
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* @param iter {@link Iterator}
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* @param filter 过滤器,保留{@link Filter#accept(Object)}为{@code true}的元素
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* @return ArrayList
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* @since 5.7.22
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*/
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public static <E> List<E> filterToList(Iterator<E> iter, Filter<E> filter) {
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final List<E> result = new ArrayList<>();
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if (null != iter) {
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E ele;
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while (iter.hasNext()) {
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ele = iter.next();
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if (null == filter || filter.accept(ele)) {
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result.add(ele);
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}
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}
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}
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return result;
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}
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/**
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* Iterator转换为Map,转换规则为:<br>
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* 按照keyFunc函数规则根据元素对象生成Key,元素作为值
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@ -1,9 +1,10 @@
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package cn.hutool.core.io.resource;
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import cn.hutool.core.collection.CollUtil;
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import cn.hutool.core.collection.EnumerationIter;
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import cn.hutool.core.collection.IterUtil;
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import cn.hutool.core.io.FileUtil;
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import cn.hutool.core.io.IORuntimeException;
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import cn.hutool.core.lang.Filter;
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import cn.hutool.core.util.CharsetUtil;
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import cn.hutool.core.util.ClassLoaderUtil;
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import cn.hutool.core.util.StrUtil;
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@ -21,7 +22,6 @@ import java.util.List;
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* Resource资源工具类
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*
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* @author Looly
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*
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*/
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public class ResourceUtil {
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@ -139,13 +139,24 @@ public class ResourceUtil {
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* @return 资源列表
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*/
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public static List<URL> getResources(String resource) {
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final Enumeration<URL> resources;
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try {
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resources = ClassLoaderUtil.getClassLoader().getResources(resource);
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} catch (IOException e) {
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throw new IORuntimeException(e);
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return getResources(resource, null);
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}
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return CollUtil.newArrayList(resources);
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/**
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* 获取指定路径下的资源列表<br>
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* 路径格式必须为目录格式,用/分隔,例如:
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*
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* <pre>
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* config/a
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* spring/xml
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* </pre>
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*
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* @param resource 资源路径
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* @param filter 过滤器,用于过滤不需要的资源,{@code null}表示不过滤,保留所有元素
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* @return 资源列表
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*/
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public static List<URL> getResources(String resource, Filter<URL> filter) {
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return IterUtil.filterToList(getResourceIter(resource), filter);
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}
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/**
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