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feat：增加默认值的写入

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This commit is contained in:
wangyu 2021-09-30 21:44:44 +08:00
parent 76e8d1441d
commit c33cf2c38b
1 changed files with 6 additions and 3 deletions
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5
flyfish-common/src/main/java/com/flyfish/framework/utils/StringHelper.java
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@ -1,6 +1,7 @@
package com.flyfish.framework.utils; package com.flyfish.framework.utils;
import org.apache.commons.collections4.CollectionUtils; import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
import java.util.Collection; import java.util.Collection;
import java.util.function.Function; import java.util.function.Function;
@ -15,6 +16,7 @@ public class StringHelper {
/** /**
* 获取对象的值 * 获取对象的值
*
* @param obj 对象 * @param obj 对象
* @return 结果 * @return 结果
*/ */
@ -24,6 +26,7 @@ public class StringHelper {
/** /**
* 快速的join一个集合 * 快速的join一个集合
*
* @param collection 集合 * @param collection 集合
* @param mapper 映射 * @param mapper 映射
* @param <T> 泛型 * @param <T> 泛型
@ -31,7 +34,7 @@ public class StringHelper {
*/ */
public static <T> String join(Collection<T> collection, Function<T, String> mapper) { public static <T> String join(Collection<T> collection, Function<T, String> mapper) {
if (CollectionUtils.isNotEmpty(collection)) { if (CollectionUtils.isNotEmpty(collection)) {
return collection.stream().map(mapper).collect(Collectors.joining(",")); return collection.stream().map(mapper).filter(StringUtils::isNoneBlank).collect(Collectors.joining(","));
} }
return ""; return "";
} }