/*
 * Copyright (C) 2016 The Android Open Source Project
 *
 * 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.
 */

#import <Foundation/Foundation.h>

/** A basic buffer for log text. */
@interface WALTLogger : NSObject
+ (instancetype)sessionLogger;

- (void)appendString:(NSString *)string;
- (void)appendFormat:(NSString *)format, ... NS_FORMAT_FUNCTION(1,2);
- (void)clear;
- (BOOL)writeToURL:(NSURL *)url error:(NSError **)error;
- (NSString *)stringValue;
@end