打印模板处理

pom.xml

@@ -15,6 +15,7 @@
         <module>yzg-util-cloud</module>
         <module>yzg-util-mq</module>
         <module>yzg-util-image</module>
+        <module>yzg-util-print</module>
     </modules>
 
     <properties>

yzg-util-print/pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>yzg-util</artifactId>
+        <groupId>com.yanzuoguang</groupId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>yzg-util-print</artifactId>
+
+    <dependencies>
+
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>com.yanzuoguang</groupId>
+            <artifactId>yzg-util-base</artifactId>
+        </dependency>
+
+    </dependencies>
+</project>
\ No newline at end of file

yzg-util-print/src/main/java/com/yanzuoguang/util/PrinterHelper.java

+package com.yanzuoguang.util;
+
+
+import com.yanzuoguang.util.base.ObjectHelper;
+import com.yanzuoguang.util.helper.StringHelper;
+
+import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class PrinterHelper {
+
+    /**
+     * 将数据格式化为新得数据
+     *
+     * @param resultTo     结果数据
+     * @param resultFrom   结果来源
+     * @param format       格式化
+     * @param defaultField 默认字段
+     * @return
+     */
+    public static String getFormatTo(Map<String, Object> resultTo, Object resultFrom,
+                                     String format, String defaultField) {
+        StringBuilder sb = new StringBuilder();
+        Pattern reg = Pattern.compile("\\{(\\S+?)\\}");
+        Matcher matches = reg.matcher(format);
+        int start = 0;
+        while (matches.find()) {
+            int len = matches.start() - start;
+            if (len > 0) {
+                sb.append(format.substring(start, matches.start()));
+            }
+            sb.append("{");
+            String fieldFrom = matches.group(1);
+            if (fieldFrom.startsWith("0")) {
+                fieldFrom = defaultField + fieldFrom.substring(1);
+            }
+            String[] fields = fieldFrom.split(":");
+            String field = fields[0];
+            Object fieldValue = ObjectHelper.get(resultFrom, field);
+            if (fields.length > 1) {
+                field = StringHelper.md5(fieldFrom);
+            }
+            sb.append(field);
+            resultTo.put(field, fieldValue);
+            sb.append("}");
+            start = matches.end();
+        }
+        sb.append(format.substring(start));
+        return sb.toString();
+    }
+
+    /**
+     * 获取结果字符串，调用本方法前请先调用getFormatTo函数
+     *
+     * @param resultFrom 来源字符
+     * @param format     格式化字符串
+     * @return
+     */
+    public static String getResult(Object resultFrom, String format) {
+        StringBuilder sb = new StringBuilder();
+        Pattern reg = Pattern.compile("\\{(\\S+?)\\}");
+        Matcher matches = reg.matcher(format);
+        int start = 0;
+        while (matches.find()) {
+            int len = matches.start() - start;
+            if (len > 0) {
+                sb.append(format.substring(start, matches.start()));
+            }
+            String field =  matches.group(1);
+            Object fieldValue = ObjectHelper.get(resultFrom, field);
+            sb.append(fieldValue);
+            start = matches.end();
+        }
+        sb.append(format.substring(start));
+        return sb.toString();
+    }
+}

yzg-util-print/src/test/java/helper/TestMediaHelper.java

+package helper;
+
+import com.yanzuoguang.util.PrinterHelper;
+import com.yanzuoguang.util.helper.JsonHelper;
+import org.junit.Test;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class TestMediaHelper {
+    @Test
+    public void testConvert() {
+
+        Map<String, Object> from = new HashMap<>();
+        from.put("name", "颜佐光");
+        from.put("age", "19");
+
+        Map<String, Object> to = new HashMap<>();
+        String format = "xxxx{0:4*4}{0:4*3}{0:4*3}xxxx{age}";
+
+        String formatTo = PrinterHelper.getFormatTo(to, from, format, "name");
+        String result = PrinterHelper.getResult(to, formatTo);
+
+        System.out.println("format:" + formatTo);
+        System.out.println("json:" + JsonHelper.serialize(to, true));
+        System.out.println("result:" + result);
+    }
+
+}