first version

.editorconfig

@@ -0,0 +1,12 @@
+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = false
+insert_final_newline = false

README

@@ -0,0 +1,2 @@
+See here for details:
+https://github.com/moezbhatti/qksms/issues/1664#issuecomment-743362709

pom.xml

@@ -0,0 +1,49 @@
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>yg</groupId>
+  <artifactId>silence-xml-to-qksms-json</artifactId>
+  <version>1.0.0-SNAPSHOT</version>
+
+  <properties>
+    <maven.compiler.source>1.8</maven.compiler.source>
+    <maven.compiler.target>1.8</maven.compiler.target>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.projectlombok</groupId>
+      <artifactId>lombok</artifactId>
+      <version>1.18.16</version>
+      <scope>provided</scope>
+    </dependency>
+
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+      <version>2.12.0</version>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-dependency-plugin</artifactId>
+        <version>3.1.2</version>
+        <executions>
+          <execution>
+            <id>copy-dependencies</id>
+            <phase>package</phase>
+            <goals>
+              <goal>copy-dependencies</goal>
+            </goals>
+            <configuration>
+              <outputDirectory>${project.build.directory}/CP</outputDirectory>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

src/main/java/yg/Backup.java

@@ -0,0 +1,11 @@
+package yg;
+
+import java.util.List;
+
+import lombok.Data;
+
+@Data
+public class Backup {
+  private int messageCount;
+  private List<Message> messages;
+}

src/main/java/yg/Message.java

@@ -0,0 +1,19 @@
+package yg;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+@Data
+@AllArgsConstructor
+public class Message {
+  private int protocol;
+  private String address;
+  private long date;
+  private long dateSent;
+  private int type;
+  private String body;
+  private boolean read;
+  private int status;
+  private boolean locked;
+  private int subId = -1;
+}

src/main/java/yg/Smses2Json.java

@@ -0,0 +1,45 @@
+package yg;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+import com.fasterxml.jackson.core.JsonParseException;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class Smses2Json {
+  private static final ObjectMapper JACKSON = new ObjectMapper();
+  private static final Pattern XML_ENTITY_PATTERN = Pattern.compile("&#(\\d+);");
+
+  public static void main(String[] args) throws JsonParseException, JsonMappingException, IOException {
+    List<XmlMessage> messages = Arrays.asList(JACKSON.readValue(new File(args[0]), XmlMessage[].class));
+
+    Backup backup = new Backup();
+    backup.setMessages(messages
+        .stream()
+        .map(x -> new Message(
+            x.getProtocol(), x.getAddress(), x.getDate(),
+            x.getType() == 1 ? x.getDate() : 0, // a date for an SMS received; 0 for an SMS sent
+            x.getType(), x.getBody(), x.getRead() == 1, x.getStatus(), x.getLocked() == 1,
+            x.getType() == 1 ? 1 : -1)) // 1 for an SMS received; −1 for an SMS sent
+        .peek(msg -> {
+            Matcher matcher = XML_ENTITY_PATTERN.matcher(msg.getBody());
+            msg.setBody(matcher.replaceAll(match -> {
+              return new StringBuilder().appendCodePoint(Integer.valueOf(match.group(1))).toString();
+            }));
+          })
+        .collect(Collectors.toList()));
+    backup.setMessageCount(backup.getMessages().size());
+
+    if (args.length == 1) {
+      JACKSON.writeValue(System.out, backup);
+    } else {
+      JACKSON.writeValue(new File(args[1]), backup);
+    }
+  }
+}

src/main/java/yg/XmlMessage.java

@@ -0,0 +1,21 @@
+package yg;
+
+import lombok.Data;
+
+@Data
+public class XmlMessage {
+  private int protocol;
+  private String address;
+  private long date;
+  private int type;
+  private String body;
+  private String service_center;
+  private int read;
+  private int status;
+  private int locked;
+
+  // useless:
+  private String subject;
+  private String toa;
+  private String sc_toa;
+}