move semiprime generator to test scope

Author: TilmanNeumann

src/main/java/de/tilman_neumann/jml/factor/TestsetGenerator.java

@@ -22,14 +22,15 @@
 
 import de.tilman_neumann.jml.base.Rng;
 import de.tilman_neumann.jml.primes.probable.BPSWTest;
-import de.tilman_neumann.util.ConfigUtil;
 
 import static de.tilman_neumann.jml.base.BigIntConstants.*;
 
 /**
  * Generation of random N that are not too easy to factor.
  * The standard case are semiprimes N where the smaller factor of N is >= cbrt(N).
  * 
+ * This class should stay in the Maven main scope because it is of use for referencing projects.
+ * 
  * @author Tilman Neumann
  */
 public class TestsetGenerator {
@@ -132,18 +133,4 @@ public static BigInteger[] generate(int N_count, int bits, TestNumberNature mode
 		}
 		return NArray;
 	}
-	
-	/**
-	 * A simple main function to generate hard semi-primes.
-	 * @param args ignored
-	 */
-	public static void main(String[] args) {
-		ConfigUtil.initProject();
-
-		for (int bits = 330; bits<=450; bits+=10) {
-			BigInteger num = generate(1, bits, TestNumberNature.QUITE_HARD_SEMIPRIMES)[0];
-			LOG.info("// " + bits + " bits:");
-			LOG.info(num);
-		}
-	}
 }

src/test/java/de/tilman_neumann/jml/factor/HardSemiprimeGenerator.java

@@ -0,0 +1,39 @@
+/*
+ * java-math-library is a Java library focused on number theory, but not necessarily limited to it. It is based on the PSIQS 4.0 factoring project.
+ * Copyright (C) 2018-2024 Tilman Neumann - [email protected]
+ *
+ * This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with this program;
+ * if not, see <http://www.gnu.org/licenses/>.
+ */
+package de.tilman_neumann.jml.factor;
+
+import java.math.BigInteger;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+import de.tilman_neumann.util.ConfigUtil;
+
+public class HardSemiprimeGenerator {
+	private static final Logger LOG = LogManager.getLogger(HardSemiprimeGenerator.class);
+
+	/**
+	 * A simple main function to generate hard semi-primes.
+	 * @param args ignored
+	 */
+	public static void main(String[] args) {
+		ConfigUtil.initProject();
+
+		for (int bits = 330; bits<=450; bits+=10) {
+			BigInteger num = TestsetGenerator.generate(1, bits, TestNumberNature.QUITE_HARD_SEMIPRIMES)[0];
+			LOG.info("// " + bits + " bits:");
+			LOG.info(num);
+		}
+	}
+}