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/*
* Copyright (C) 2017 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.
*/
package com.android.apkzlib.zip;
import com.google.common.collect.ImmutableList;
import javax.annotation.Nonnull;
/**
* The verify log contains verification messages. It is used to capture validation issues with a
* zip file or with parts of a zip file.
*/
public interface VerifyLog {
/**
* Logs a message.
*
* @param message the message to verify
*/
void log(@Nonnull String message);
/**
* Obtains all save logged messages.
*
* @return the logged messages
*/
@Nonnull
ImmutableList<String> getLogs();
/**
* Performs verification of a non-critical condition, logging a message if the condition is
* not verified.
*
* @param condition the condition
* @param message the message to write if {@code condition} is {@code false}.
* @param args arguments for formatting {@code message} using {@code String.format}
*/
default void verify(boolean condition, @Nonnull String message, @Nonnull Object... args) {
if (!condition) {
log(String.format(message, args));
}
}
}
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