X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fbe%2Fnikiroo%2Ffanfix%2FInstance.java;h=4cf6e86113e46c620ae50ed87022ddc49e4f0eeb;hb=34eb62fc14c1f4db29e65ceb6b190811380aba7e;hp=42e141e60bcc2dda445c55a77abc26dcd27a7e05;hpb=b0e88ebd20f8b2950c382694e936da76ac3596b6;p=nikiroo-utils.git

diff --git a/src/be/nikiroo/fanfix/Instance.java b/src/be/nikiroo/fanfix/Instance.java
index 42e141e..4cf6e86 100644
--- a/src/be/nikiroo/fanfix/Instance.java
+++ b/src/be/nikiroo/fanfix/Instance.java
@@ -9,6 +9,8 @@ import be.nikiroo.fanfix.bundles.ConfigBundle;
 import be.nikiroo.fanfix.bundles.StringIdBundle;
 import be.nikiroo.fanfix.bundles.UiConfig;
 import be.nikiroo.fanfix.bundles.UiConfigBundle;
+import be.nikiroo.fanfix.library.BasicLibrary;
+import be.nikiroo.fanfix.library.LocalLibrary;
 import be.nikiroo.fanfix.output.BasicOutput.OutputType;
 import be.nikiroo.utils.IOUtils;
 import be.nikiroo.utils.resources.Bundles;
@@ -19,17 +21,57 @@ import be.nikiroo.utils.resources.Bundles;
  * @author niki
  */
 public class Instance {
+	/**
+	 * A handler when a recoverable exception was caught by the program.
+	 * 
+	 * @author niki
+	 */
+	public interface SyserrHandler {
+		/**
+		 * An exception happened, log it.
+		 * 
+		 * @param e
+		 *            the exception
+		 * @param showDetails
+		 *            show more details (usually equivalent to the value of
+		 *            DEBUG)
+		 */
+		public void notify(Exception e, boolean showDetails);
+	}
+
+	/**
+	 * A handler when a trace message is sent.
+	 * 
+	 * @author niki
+	 */
+	public interface TraceHandler {
+		/**
+		 * A trace happened, show it.
+		 * <p>
+		 * Will only be called if TRACE is true.
+		 * 
+		 * @param message
+		 *            the trace message
+		 */
+		public void trace(String message);
+	}
+
 	private static ConfigBundle config;
 	private static UiConfigBundle uiconfig;
 	private static StringIdBundle trans;
 	private static Cache cache;
-	private static Library lib;
+	private static LocalLibrary lib;
 	private static boolean debug;
+	private static boolean trace;
 	private static File coverDir;
 	private static File readerTmp;
 	private static File remoteDir;
 	private static String configDir;
 
+	private static SyserrHandler syserrHandler;
+
+	private static TraceHandler traceHandler;
+
 	static {
 		// Most of the rest is dependent upon this:
 		config = new ConfigBundle();
@@ -74,7 +116,7 @@ public class Instance {
 		uiconfig = new UiConfigBundle();
 		trans = new StringIdBundle(getLang());
 		try {
-			lib = new Library(getFile(Config.LIBRARY_DIR),
+			lib = new LocalLibrary(getFile(Config.LIBRARY_DIR),
 					OutputType.INFO_TEXT, OutputType.CBZ);
 		} catch (Exception e) {
 			syserr(new IOException("Cannot create library for directory: "
@@ -82,6 +124,7 @@ public class Instance {
 		}
 
 		debug = Instance.getConfig().getBoolean(Config.DEBUG_ERR, false);
+		trace = Instance.getConfig().getBoolean(Config.DEBUG_TRACE, false);
 		coverDir = getFile(Config.DEFAULT_COVERS_DIR);
 		File tmp = getFile(Config.CACHE_DIR);
 		readerTmp = getFile(UiConfig.CACHE_DIR_LOCAL_READER);
@@ -161,11 +204,11 @@ public class Instance {
 	}
 
 	/**
-	 * Get the (unique) {@link Library} for the program.
+	 * Get the (unique) {@link LocalLibrary} for the program.
 	 * 
-	 * @return the {@link Library}
+	 * @return the {@link LocalLibrary}
 	 */
-	public static Library getLibrary() {
+	public static BasicLibrary getLibrary() {
 		return lib;
 	}
 
@@ -189,7 +232,7 @@ public class Instance {
 
 	/**
 	 * Return the directory where to store temporary files for the remote
-	 * {@link Library}.
+	 * {@link LocalLibrary}.
 	 * 
 	 * @param host
 	 *            the remote for this host
@@ -246,6 +289,26 @@ public class Instance {
 		}
 	}
 
+	/**
+	 * Replace the global syserr handler.
+	 * 
+	 * @param syserrHandler
+	 *            the new syserr handler
+	 */
+	public static void setSyserrHandler(SyserrHandler syserrHandler) {
+		Instance.syserrHandler = syserrHandler;
+	}
+
+	/**
+	 * Replace the global trace handler.
+	 * 
+	 * @param traceHandler
+	 *            the new trace handler
+	 */
+	public static void setTraceHandler(TraceHandler traceHandler) {
+		Instance.traceHandler = traceHandler;
+	}
+
 	/**
 	 * Report an error to the user
 	 * 
@@ -253,10 +316,30 @@ public class Instance {
 	 *            the {@link Exception} to report
 	 */
 	public static void syserr(Exception e) {
-		if (debug) {
-			e.printStackTrace();
+		if (syserrHandler != null) {
+			syserrHandler.notify(e, debug);
 		} else {
-			System.err.println(e.getMessage());
+			if (debug) {
+				e.printStackTrace();
+			} else {
+				System.err.println(e.getMessage());
+			}
+		}
+	}
+
+	/**
+	 * Notify of a debug message.
+	 * 
+	 * @param message
+	 *            the message
+	 */
+	public static void trace(String message) {
+		if (trace) {
+			if (traceHandler != null) {
+				traceHandler.trace(message);
+			} else {
+				System.out.println(message);
+			}
 		}
 	}