improved version load

Author: raydac

jcp/pom.xml

@@ -284,6 +284,15 @@
   </dependencies>
 
   <build>
+    <resources>
+      <resource>
+        <directory>src/main/resources</directory>
+        <filtering>true</filtering>
+        <includes>
+          <include>**/*.prop</include>
+        </includes>
+      </resource>
+    </resources>
     <plugins>
       <plugin>
         <groupId>com.igormaznitsa</groupId>

jcp/src/main/java/com/igormaznitsa/jcp/InfoHelper.java

@@ -30,21 +30,37 @@
 import com.igormaznitsa.jcp.expression.ValueType;
 import com.igormaznitsa.jcp.expression.functions.AbstractFunction;
 import com.igormaznitsa.jcp.expression.operators.AbstractOperator;
+import java.io.IOException;
+import java.io.InputStream;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Locale;
+import java.util.Objects;
+import java.util.Properties;
 
 public final class InfoHelper {
 
   public static final String DELIMITER = "-------------------------------------------------";
   public static final String SHORT_DELIMITER = "----------------------";
 
-  private InfoHelper() {
+  private static final String version;
+
+  static {
+    final String path = "/jcpversion.properties";
+    try (final InputStream stream = InfoHelper.class.getResourceAsStream(path)) {
+      final Properties props = new Properties();
+      props.load(stream);
+      version = Objects.requireNonNull(props.getProperty("version"));
+    } catch (IOException ex) {
+      throw new Error("Can't read resource: " + path, ex);
+    }
   }
 
+  private InfoHelper() {
+  }
 
   public static String getVersion() {
-    return "v7.1.2";
+    return "v" + version;
   }
 
 

jcp/src/main/resources/jcpversion.properties

@@ -0,0 +1 @@
+version=${project.version}