Init

app/src/main/java/com/hippo/ehviewer/util/Log.java

@@ -0,0 +1,149 @@
+/*
+ * Copyright (C) 2014 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.hippo.ehviewer.util;
+
+import android.content.Context;
+
+import com.hippo.ehviewer.BuildConfig;
+
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+
+public final class Log {
+    private static final String NULL = "null";
+    private static final String LOG_FILENAME = "log.log";
+
+    private static final Object sLock = new Object();
+
+    private static File sLogFile;
+
+    public static void init(Context context) {
+        if (Config.sExternalDir != null)
+            sLogFile = new File(Config.sExternalDir, LOG_FILENAME);
+        else
+            sLogFile = new File(context.getFilesDir(), LOG_FILENAME);
+    }
+
+    public static void f(final String msg) {
+        new BgThread() {
+            @Override
+            public void run() {
+                synchronized(sLock) {
+                    try {
+                        FileWriter fw = new FileWriter(sLogFile, true);
+                        fw.append(Utils.sDate.format(System.currentTimeMillis()))
+                                .append(": ").append(msg).append("\n");
+                        fw.flush();
+                        fw.close();
+                    } catch (IOException e) {}
+                }
+            }
+        }.start();
+    }
+
+    public static void f(final Throwable tr) {
+        new BgThread() {
+            @Override
+            public void run() {
+                synchronized(sLock) {
+                    try {
+                        FileWriter fw = new FileWriter(sLogFile, true);
+                        fw.append(Utils.sDate.format(System.currentTimeMillis()))
+                                .append(": ").append(Crash.getThrowableInfo(tr)).append("\n");
+                        fw.flush();
+                        fw.close();
+                    } catch (IOException e) {}
+                }
+            }
+        }.start();
+    }
+
+    public static int v(String tag, String msg) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.v(tag, msg == null ? NULL : msg);
+        else
+            return 0;
+    }
+
+    public static int v(String tag, String msg, Throwable tr) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.v(tag, msg == null ? NULL : msg, tr);
+        else
+            return 0;
+    }
+
+    public static int d(String tag, String msg) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.d(tag, msg == null ? NULL : msg);
+        else
+            return 0;
+    }
+
+    public static int d(String tag, String msg, Throwable tr) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.d(tag, msg == null ? NULL : msg, tr);
+        else
+            return 0;
+    }
+
+    public static int i(String tag, String msg) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.i(tag, msg == null ? NULL : msg);
+        else
+            return 0;
+    }
+
+    public static int i(String tag, String msg, Throwable tr) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.i(tag, msg == null ? NULL : msg, tr);
+        else
+            return 0;
+    }
+
+    public static int w(String tag, String msg) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.w(tag, msg == null ? NULL : msg);
+        else
+            return 0;
+    }
+
+    public static int w(String tag, String msg, Throwable tr) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.w(tag, msg == null ? NULL : msg, tr);
+        else
+            return 0;
+    }
+
+    public static int w(String tag, Throwable tr) {
+        return android.util.Log.w(tag, tr);
+    }
+
+    public static int e(String tag, String msg) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.e(tag, msg == null ? NULL : msg);
+        else
+            return 0;
+    }
+
+    public static int e(String tag, String msg, Throwable tr) {
+        if (BuildConfig.DEBUG)
+            return android.util.Log.e(tag, msg == null ? NULL : msg, tr);
+        else
+            return 0;
+    }
+}