Fixes #292 - Add LogRotateCommand

cli/src/main/java/com/manorrock/sphynx/cli/LogDeleteCommand.java

@@ -27,9 +27,7 @@
  */
 package com.manorrock.sphynx.cli;
 
-import java.io.BufferedInputStream;
 import java.io.File;
-import java.io.FileInputStream;
 import static java.lang.System.Logger.Level.ERROR;
 import java.util.concurrent.Callable;
 import picocli.CommandLine;

cli/src/main/java/com/manorrock/sphynx/cli/LogRotateCommand.java

@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2002-2024 Manorrock.com. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright notice,
+ *      this list of conditions and the following disclaimer.
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *   3. Neither the name of the copyright holder nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+package com.manorrock.sphynx.cli;
+
+import java.io.File;
+import static java.lang.System.Logger.Level.ERROR;
+import java.util.Arrays;
+import java.util.Comparator;
+import java.util.concurrent.Callable;
+import picocli.CommandLine;
+
+/**
+ * The log rotate command.
+ * 
+ * <p>
+ *  This command will rotate the logs, by default only 10 logs will be kept.
+ * </p>
+ *
+ * @author Manfred Riem ([email protected])
+ */
+@CommandLine.Command(name = "rotate", mixinStandardHelpOptions = true)
+public class LogRotateCommand implements Callable<Integer> {
+
+    /**
+     * Stores the logger.
+     */
+    private static final System.Logger LOGGER = System.getLogger(CreateCommand.class.getName());
+
+    /**
+     * Stores the base directory.
+     */
+    @CommandLine.Option(names = "--base-directory", description = "The base directory used for storage")
+    protected File baseDirectory = new File(System.getProperty("user.home") + "/.manorrock/sphynx");
+
+    /**
+     * Stores the name.
+     */
+    @CommandLine.Option(names = "--name", description = "The name of the job", required = true)
+    protected String name;
+
+    @Override
+    public Integer call() throws Exception {
+        File logsDirectory = new File(baseDirectory,
+                "jobs"
+                + File.separator
+                + name
+                + File.separator
+                + "logs");
+
+        if (!logsDirectory.exists()) {
+            LOGGER.log(ERROR, "Logs directory does not exist");
+            return 1;
+        }
+
+        File[] logFiles = logsDirectory.listFiles();
+        Arrays.sort(logFiles, Comparator.comparingLong(File::lastModified).reversed());
+        for(int i=10; i<logFiles.length; i++) {
+            System.out.println("Deleting " + logFiles[i].getAbsolutePath());
+            logFiles[i].delete();
+        }
+
+        return 0;
+    }
+}