移动开发中的日志管理

package com.hitech.jni4cppdemo.utils;

public class Log {

    // 应用名称
    private static final String TAG = "ResXtrojan";
    // 日志开关
    private static boolean switches = false;
    // 日志级别
    private static int level = android.util.Log.VERBOSE;

    public static void v(Object log) {
        if (switches) {
            if (level <= android.util.Log.VERBOSE) {
                if (functionName() != null) {
                    android.util.Log.v(TAG, functionName() + log);
                } else {
                    android.util.Log.v(TAG, log.toString());
                }
            }
        }
    }

    public static void d(Object log) {
        if (switches) {
            if (level <= android.util.Log.DEBUG) {
                if (functionName() != null) {
                    android.util.Log.d(TAG, functionName() + log);
                } else {
                    android.util.Log.d(TAG, log.toString());
                }
            }
        }
    }

    public static void i(Object log) {
        if (switches) {
            if (level <= android.util.Log.INFO) {
                if (functionName() != null) {
                    android.util.Log.i(TAG, functionName() + log);
                } else {
                    android.util.Log.i(TAG, log.toString());
                }
            }
        }
    }

    public static void w(Object log) {
        if (switches) {
            if (level <= android.util.Log.WARN) {
                if (functionName() != null) {
                    android.util.Log.w(TAG, functionName() + log);
                } else {
                    android.util.Log.w(TAG, log.toString());
                }
            }
        }
    }

    public static void e(Object log) {
        if (switches) {
            if (level <= android.util.Log.ERROR) {
                if (functionName() != null) {
                    android.util.Log.e(TAG, functionName() + log);
                } else {
                    android.util.Log.e(TAG, log.toString());
                }
            }
        }
    }

    private static String functionName() {
        StackTraceElement[] sts = Thread.currentThread().getStackTrace();
        if (sts == null) {
            return null;
        }
        for (StackTraceElement st : sts) {
            if (st.isNativeMethod()) {
                continue;
            }
            if (st.getClassName().equals(Thread.class.getName())) {
                continue;
            }
            if (st.getClassName().equals(Log.class.getName())) {
                continue;
            }
            return "at " + st.getFileName() + ", line " + st.getLineNumber()
                    + ", method:" + st.getMethodName() + ", ";
            // return "Thread:" + Thread.currentThread().getName() + "; Source:"
            // + st.getFileName() + "\nAt line:" + st.getLineNumber()
            // + "; Method:" + st.getMethodName();
        }
        return null;
    }
}