Java tutorial
/** * integration-common * * Copyright (c) 2019 Synopsys, Inc. * * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.synopsys.integration.log; import java.io.PrintWriter; import java.io.StringWriter; import java.util.ArrayList; import java.util.EnumSet; import java.util.HashMap; import java.util.List; import java.util.Map; import org.apache.commons.lang3.StringUtils; public class BufferedIntLogger extends IntLogger { private final Map<LogLevel, List<String>> outputMap = new HashMap<>(); public BufferedIntLogger() { outputMap.put(LogLevel.OFF, new ArrayList<>()); outputMap.put(LogLevel.ERROR, new ArrayList<>()); outputMap.put(LogLevel.WARN, new ArrayList<>()); outputMap.put(LogLevel.INFO, new ArrayList<>()); outputMap.put(LogLevel.DEBUG, new ArrayList<>()); outputMap.put(LogLevel.TRACE, new ArrayList<>()); } public void resetLogs(final LogLevel level) { outputMap.put(level, new ArrayList<>()); } public void resetAllLogs() { EnumSet.allOf(LogLevel.class).forEach(logLevel -> resetLogs(logLevel)); } public List<String> getOutputList(final LogLevel level) { return outputMap.get(level); } public String getOutputString(final LogLevel level) { return StringUtils.trimToNull(StringUtils.join(getOutputList(level), '\n')); } public String getErrorOutputString(final Throwable e) { final StringWriter sw = new StringWriter(); e.printStackTrace(new PrintWriter(sw)); return sw.toString(); } @Override public void alwaysLog(final String txt) { outputMap.get(LogLevel.OFF).add(txt); } @Override public void debug(final String txt) { outputMap.get(LogLevel.DEBUG).add(txt); } @Override public void debug(final String txt, final Throwable e) { outputMap.get(LogLevel.DEBUG).add(txt); outputMap.get(LogLevel.DEBUG).add(getErrorOutputString(e)); } @Override public void error(final Throwable e) { outputMap.get(LogLevel.ERROR).add(getErrorOutputString(e)); } @Override public void error(final String txt) { outputMap.get(LogLevel.ERROR).add(txt); } @Override public void error(final String txt, final Throwable e) { outputMap.get(LogLevel.ERROR).add(txt); outputMap.get(LogLevel.ERROR).add(getErrorOutputString(e)); } @Override public void info(final String txt) { outputMap.get(LogLevel.INFO).add(txt); } @Override public void trace(final String txt) { outputMap.get(LogLevel.TRACE).add(txt); } @Override public void trace(final String txt, final Throwable e) { outputMap.get(LogLevel.TRACE).add(txt); outputMap.get(LogLevel.TRACE).add(getErrorOutputString(e)); } @Override public void warn(final String txt) { outputMap.get(LogLevel.WARN).add(txt); } @Override public void setLogLevel(final LogLevel level) { } @Override public LogLevel getLogLevel() { return null; } }