add store method

CHANGELOG.md

@@ -6,7 +6,8 @@
 # 5.4.3 (2020-09-10)
 
 ### 新特性
-* 【core  】     使用静态的of方法来new对象（pr#177@Gitee）
+* 【core   】     使用静态的of方法来new对象（pr#177@Gitee）
+* 【setting】     Setting增加store无参方法（issue#1072@Github）
 
 ### Bug修复
 

hutool-core/src/main/java/cn/hutool/core/io/FileUtil.java

@@ -2441,6 +2441,20 @@ public class FileUtil extends PathUtil {
 		return new PrintWriter(getWriter(file, charset, isAppend));
 	}
 
+	/**
+	 * 获得一个打印写入对象，可以有print
+	 *
+	 * @param file     文件
+	 * @param charset  字符集
+	 * @param isAppend 是否追加
+	 * @return 打印对象
+	 * @throws IORuntimeException IO异常
+	 * @since 5.4.3
+	 */
+	public static PrintWriter getPrintWriter(File file, Charset charset, boolean isAppend) throws IORuntimeException {
+		return new PrintWriter(getWriter(file, charset, isAppend));
+	}
+
 	/**
 	 * 获取当前系统的换行分隔符
 	 *

hutool-setting/src/main/java/cn/hutool/setting/Setting.java

@@ -2,6 +2,7 @@ package cn.hutool.setting;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.convert.Convert;
+import cn.hutool.core.io.FileUtil;
 import cn.hutool.core.io.IoUtil;
 import cn.hutool.core.io.resource.ClassPathResource;
 import cn.hutool.core.io.resource.FileResource;
@@ -227,6 +228,18 @@ public class Setting extends AbsSetting implements Map<String, String> {
 	}
 
 	/**
+	 * 获得设定文件的URL
+	 *
+	 * @return 获得设定文件的路径
+	 * @since 5.4.3
+	 */
+	public URL getSettingUrl() {
+		return this.settingUrl;
+	}
+
+	/**
+	 * 获得设定文件的路径
+	 *
 	 * @return 获得设定文件的路径
 	 */
 	public String getSettingPath() {
@@ -334,6 +347,17 @@ public class Setting extends AbsSetting implements Map<String, String> {
 
 	// --------------------------------------------------------------------------------- Functions
 
+	/**
+	 * 持久化当前设置，会覆盖掉之前的设置<br>
+	 * 持久化不会保留之前的分组，注意如果配置文件在jar内部或者在exe中，此方法会报错。
+	 *
+	 * @since 5.4.3
+	 */
+	public void store() {
+		Assert.notNull(this.settingUrl, "Setting path must be not null !");
+		store(FileUtil.file(this.settingUrl));
+	}
+
 	/**
 	 * 持久化当前设置，会覆盖掉之前的设置<br>
 	 * 持久化不会保留之前的分组
@@ -341,10 +365,21 @@ public class Setting extends AbsSetting implements Map<String, String> {
 	 * @param absolutePath 设置文件的绝对路径
 	 */
 	public void store(String absolutePath) {
+		store(FileUtil.touch(absolutePath));
+	}
+
+	/**
+	 * 持久化当前设置，会覆盖掉之前的设置<br>
+	 * 持久化不会保留之前的分组
+	 *
+	 * @param file 设置文件
+	 * @since 5.4.3
+	 */
+	public void store(File file) {
 		if (null == this.settingLoader) {
 			settingLoader = new SettingLoader(this.groupedMap, this.charset, this.isUseVariable);
 		}
-		settingLoader.store(absolutePath);
+		settingLoader.store(file);
 	}
 
 	/**

hutool-setting/src/main/java/cn/hutool/setting/SettingLoader.java

@@ -3,6 +3,7 @@ package cn.hutool.setting;
 import cn.hutool.core.io.FileUtil;
 import cn.hutool.core.io.IoUtil;
 import cn.hutool.core.io.resource.UrlResource;
+import cn.hutool.core.lang.Assert;
 import cn.hutool.core.util.CharUtil;
 import cn.hutool.core.util.CharsetUtil;
 import cn.hutool.core.util.ReUtil;
@@ -10,6 +11,7 @@ import cn.hutool.core.util.StrUtil;
 import cn.hutool.log.Log;
 
 import java.io.BufferedReader;
+import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.PrintWriter;
@@ -168,9 +170,22 @@ public class SettingLoader {
 	 * @param absolutePath 设置文件的绝对路径
 	 */
 	public void store(String absolutePath) {
+		store(FileUtil.touch(absolutePath));
+	}
+
+	/**
+	 * 持久化当前设置，会覆盖掉之前的设置<br>
+	 * 持久化会不会保留之前的分组
+	 *
+	 * @param file 设置文件
+	 * @since 5.4.3
+	 */
+	public void store(File file) {
+		Assert.notNull(file, "File to store must be not null !");
+		log.debug("Store Setting to [{}]...", file.getAbsolutePath());
 		PrintWriter writer = null;
 		try {
-			writer = FileUtil.getPrintWriter(absolutePath, charset, false);
+			writer = FileUtil.getPrintWriter(file, charset, false);
 			store(writer);
 		} finally {
 			IoUtil.close(writer);

hutool-setting/src/test/java/cn/hutool/setting/test/PropsTest.java

@@ -30,6 +30,7 @@ public class PropsTest {
 
 	@Test
 	public void propTest() {
+		//noinspection MismatchedQueryAndUpdateOfCollection
 		Props props = new Props("test.properties");
 		String user = props.getProperty("user");
 		Assert.assertEquals(user, "root");
@@ -41,6 +42,7 @@ public class PropsTest {
 	@Test
 	@Ignore
 	public void propTestForAbsPAth() {
+		//noinspection MismatchedQueryAndUpdateOfCollection
 		Props props = new Props("d:/test.properties");
 		String user = props.getProperty("user");
 		Assert.assertEquals(user, "root");

hutool-setting/src/test/java/cn/hutool/setting/test/SettingTest.java

@@ -9,50 +9,63 @@ import cn.hutool.setting.Setting;
 
 /**
  * Setting单元测试
- * @author Looly
  *
+ * @author Looly
  */
 public class SettingTest {
-	
+
 	@Test
-	public void settingTest(){
+	public void settingTest() {
+		//noinspection MismatchedQueryAndUpdateOfCollection
 		Setting setting = new Setting("test.setting", true);
-		
+
 		String driver = setting.getByGroup("driver", "demo");
 		Assert.assertEquals("com.mysql.jdbc.Driver", driver);
-		
+
 		//本分组变量替换
 		String user = setting.getByGroup("user", "demo");
 		Assert.assertEquals("rootcom.mysql.jdbc.Driver", user);
-		
+
 		//跨分组变量替换
 		String user2 = setting.getByGroup("user2", "demo");
 		Assert.assertEquals("rootcom.mysql.jdbc.Driver", user2);
-		
+
 		//默认值测试
 		String value = setting.getStr("keyNotExist", "defaultTest");
 		Assert.assertEquals("defaultTest", value);
 	}
-	
+
 	@Test
 	@Ignore
-	public void settingTestForAbsPath(){
+	public void settingTestForAbsPath() {
+		//noinspection MismatchedQueryAndUpdateOfCollection
 		Setting setting = new Setting("d:\\excel-plugin\\other.setting", true);
 		Console.log(setting.getStr("a"));
 	}
-	
+
 	@Test
 	public void settingTestForCustom() {
 		Setting setting = new Setting();
-		
+
 		setting.put("group1", "user", "root");
 		setting.put("group2", "user", "root2");
 		setting.put("group3", "user", "root3");
 		setting.set("user", "root4");
-		
+
 		Assert.assertEquals("root", setting.getByGroup("user", "group1"));
 		Assert.assertEquals("root2", setting.getByGroup("user", "group2"));
 		Assert.assertEquals("root3", setting.getByGroup("user", "group3"));
 		Assert.assertEquals("root4", setting.get("user"));
 	}
+
+	/**
+	 * 测试写出是否正常
+	 */
+	@Test
+	public void storeTest() {
+		Setting setting = new Setting("test.setting");
+		setting.set("testKey", "testValue");
+
+		setting.store();
+	}
 }