Split up memory option to min and maxmemory

src/main/java/org/strassburger/mcrun/RunServerMojo.java

@@ -17,12 +17,20 @@ import java.util.List;
 @Mojo(name = "run")
 public class RunServerMojo extends AbstractMojo {
     /**
-     * Heap size passed to both {@code -Xmx} and {@code -Xms}.
-     * Accepts standard JVM memory notation, e.g. <code>2G</code>, <code>512M</code>.
+     * Minimum heap size passed to {@code -Xms}.
+     * Accepts standard JVM memory notation, e.g. <code>512M</code>, <code>1G</code>.
+     * Defaults to <code>512M</code>.
+     */
+    @Parameter(defaultValue = "512M")
+    private String minMemory;
+
+    /**
+     * Maximum heap size passed to {@code -Xmx}.
+     * Accepts standard JVM memory notation, e.g. <code>2G</code>, <code>4G</code>.
      * Defaults to <code>2G</code>.
      */
     @Parameter(defaultValue = "2G")
-    private String memory;
+    private String maxMemory;
 
     /**
      * Additional JVM arguments to pass to the server process.
@@ -84,7 +92,7 @@ public class RunServerMojo extends AbstractMojo {
     @Override
     public void execute() throws MojoExecutionException, MojoFailureException {
         Step<?> step = new ServerRunStep(getLog(),
-                new ServerRunStepConfig(memory, jvmArgs, remoteDebug, debugPort, port, serverDirectory, serverJarName)
+                new ServerRunStepConfig(minMemory, maxMemory, jvmArgs, remoteDebug, debugPort, port, serverDirectory, serverJarName)
         );
         try {
             step.run();