Delete unused class LogarithmicLogger

2 files changed, 0 insertions, 360 deletions

diff --git a/server/sonar-ce/src/main/java/org/sonar/ce/app/LogarithmicLogger.java b/server/sonar-ce/src/main/java/org/sonar/ce/app/LogarithmicLogger.java
deleted file mode 100644
index 5336f83f091..00000000000
--- a/server/sonar-ce/src/main/java/org/sonar/ce/app/LogarithmicLogger.java
+++ /dev/null
@@ -1,250 +0,0 @@
-/*
- * SonarQube
- * Copyright (C) 2009-2017 SonarSource SA
- * mailto:info AT sonarsource DOT com
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- */
-package org.sonar.ce.app;
-
-import javax.annotation.Nullable;
-import org.sonar.api.utils.log.Logger;
-import org.sonar.api.utils.log.LoggerLevel;
-
-import static com.google.common.base.Preconditions.checkArgument;
-
-/**
- * 
- */
-public final class LogarithmicLogger implements Logger {
-  private final Logger logger;
-  private final long callRatio;
-  private long callCounter = -1;
-  private long logCounter = -1;
-
-  private LogarithmicLogger(Builder builder) {
-    this.logger = builder.logger;
-    this.callRatio = builder.callRatio;
-  }
-
-  public static Builder from(Logger logger) {
-    return new Builder(logger);
-  }
-
-  public static final class Builder {
-    private final Logger logger;
-    private long callRatio = 1;
-
-    public Builder(Logger logger) {
-      this.logger = logger;
-    }
-
-    public Builder applyingCallRatio(long callRatio) {
-      checkArgument(callRatio >= 1, "callRatio must be => 1");
-      this.callRatio = callRatio;
-      return this;
-    }
-
-    public Logger build() {
-      return new LogarithmicLogger(this);
-    }
-  }
-
-
-  private boolean shouldLog() {
-    callCounter++;
-    long ratioed = callCounter / callRatio;
-    long log = (long) Math.log(ratioed);
-    if (log > logCounter) {
-      logCounter = log;
-      return true;
-    }
-    return false;
-  }
-
-  @Override
-  public boolean isTraceEnabled() {
-    return logger.isTraceEnabled();
-  }
-
-  @Override
-  public boolean isDebugEnabled() {
-    return logger.isDebugEnabled();
-  }
-
-  @Override
-  public boolean setLevel(LoggerLevel level) {
-    return logger.setLevel(level);
-  }
-
-  @Override
-  public LoggerLevel getLevel() {
-    return logger.getLevel();
-  }
-
-  @Override
-  public void trace(String msg) {
-    if (shouldLog()) {
-      logger.trace(msg);
-    }
-  }
-
-  @Override
-  public void trace(String pattern, @Nullable Object arg) {
-    if (shouldLog()) {
-      logger.trace(pattern, arg);
-    }
-  }
-
-  @Override
-  public void trace(String msg, @Nullable Object arg1, @Nullable Object arg2) {
-    if (shouldLog()) {
-      logger.trace(msg, arg1, arg2);
-    }
-  }
-
-  @Override
-  public void trace(String msg, Object... args) {
-    if (shouldLog()) {
-      logger.trace(msg, args);
-    }
-  }
-
-  @Override
-  public void debug(String msg) {
-    if (shouldLog()) {
-      logger.debug(msg);
-    }
-  }
-
-  @Override
-  public void debug(String pattern, @Nullable Object arg) {
-    if (shouldLog()) {
-      logger.debug(pattern, arg);
-    }
-  }
-
-  @Override
-  public void debug(String msg, @Nullable Object arg1, @Nullable Object arg2) {
-    if (shouldLog()) {
-      logger.debug(msg, arg1, arg2);
-    }
-  }
-
-  @Override
-  public void debug(String msg, Object... args) {
-    if (shouldLog()) {
-      logger.debug(msg, args);
-    }
-  }
-
-  @Override
-  public void info(String msg) {
-    if (shouldLog()) {
-      logger.info(msg);
-    }
-  }
-
-  @Override
-  public void info(String msg, @Nullable Object arg) {
-    if (shouldLog()) {
-      logger.info(msg, arg);
-    }
-  }
-
-  @Override
-  public void info(String msg, @Nullable Object arg1, @Nullable Object arg2) {
-    if (shouldLog()) {
-      logger.info(msg, arg1, arg2);
-    }
-  }
-
-  @Override
-  public void info(String msg, Object... args) {
-    if (shouldLog()) {
-      logger.info(msg, args);
-    }
-  }
-
-  @Override
-  public void warn(String msg) {
-    if (shouldLog()) {
-      logger.warn(msg);
-    }
-  }
-
-  @Override
-  public void warn(String msg, Throwable throwable) {
-    if (shouldLog()) {
-      logger.warn(msg, throwable);
-    }
-  }
-
-  @Override
-  public void warn(String msg, @Nullable Object arg) {
-    if (shouldLog()) {
-      logger.warn(msg, arg);
-    }
-  }
-
-  @Override
-  public void warn(String msg, @Nullable Object arg1, @Nullable Object arg2) {
-    if (shouldLog()) {
-      logger.warn(msg, arg1, arg2);
-    }
-  }
-
-  @Override
-  public void warn(String msg, Object... args) {
-    if (shouldLog()) {
-      logger.warn(msg, args);
-    }
-  }
-
-  @Override
-  public void error(String msg) {
-    if (shouldLog()) {
-      logger.error(msg);
-    }
-  }
-
-  @Override
-  public void error(String msg, @Nullable Object arg) {
-    if (shouldLog()) {
-      logger.error(msg, arg);
-    }
-  }
-
-  @Override
-  public void error(String msg, @Nullable Object arg1, @Nullable Object arg2) {
-    if (shouldLog()) {
-      logger.error(msg, arg1, arg2);
-    }
-  }
-
-  @Override
-  public void error(String msg, Object... args) {
-    if (shouldLog()) {
-      logger.error(msg, args);
-    }
-  }
-
-  @Override
-  public void error(String msg, Throwable thrown) {
-    if (shouldLog()) {
-      logger.error(msg, thrown);
-    }
-  }
-}
diff --git a/server/sonar-ce/src/test/java/org/sonar/ce/app/LogarithmicLoggerTest.java b/server/sonar-ce/src/test/java/org/sonar/ce/app/LogarithmicLoggerTest.java
deleted file mode 100644
index 5863486673c..00000000000
--- a/server/sonar-ce/src/test/java/org/sonar/ce/app/LogarithmicLoggerTest.java
+++ /dev/null
@@ -1,110 +0,0 @@
-/*
- * SonarQube
- * Copyright (C) 2009-2017 SonarSource SA
- * mailto:info AT sonarsource DOT com
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- */
-package org.sonar.ce.app;
-
-import org.junit.Rule;
-import org.junit.Test;
-import org.sonar.api.utils.log.LogTester;
-import org.sonar.api.utils.log.Logger;
-import org.sonar.api.utils.log.Loggers;
-
-import static org.assertj.core.api.Assertions.assertThat;
-import static org.sonar.api.utils.log.LoggerLevel.DEBUG;
-import static org.sonar.api.utils.log.LoggerLevel.ERROR;
-import static org.sonar.api.utils.log.LoggerLevel.INFO;
-import static org.sonar.api.utils.log.LoggerLevel.TRACE;
-import static org.sonar.api.utils.log.LoggerLevel.WARN;
-
-public class LogarithmicLoggerTest {
-  @Rule
-  public LogTester logTester = new LogTester();
-
-  @Test
-  public void logarithmically_logs_less_and_less_frequently_calls_to_same_Logger_method() throws InterruptedException {
-    Logger logarithmicLogger = LogarithmicLogger.from(Loggers.get(getClass())).build();
-    for (int i = 0; i < 1000; i++) {
-      logarithmicLogger.error(String.valueOf(i));
-    }
-
-    assertThat(logTester.logs(ERROR)).containsOnly(
-      "1", "3", "8", "21", "55", "149", "404"
-      );
-    assertThat(logTester.logs()).containsOnly(
-      "1", "3", "8", "21", "55", "149", "404"
-      );
-  }
-
-  @Test
-  public void logarithmically_logs_less_and_less_frequently_calls_across_log_levels() throws InterruptedException {
-    Logger logarithmicLogger = LogarithmicLogger.from(Loggers.get(getClass())).build();
-    for (int i = 0; i < 1000; i++) {
-      spawnMessageOnLevels(logarithmicLogger, i, String.valueOf(i));
-    }
-
-    assertThat(logTester.logs()).containsOnly(
-      "1", "3", "8", "21", "55", "149", "404"
-      );
-    assertThat(logTester.logs(ERROR)).containsOnly("55");
-    assertThat(logTester.logs(WARN)).containsOnly("1", "21");
-    assertThat(logTester.logs(INFO)).isEmpty();
-    assertThat(logTester.logs(DEBUG)).containsOnly("3", "8");
-    assertThat(logTester.logs(TRACE)).containsOnly("149", "404");
-  }
-
-  @Test
-  public void call_ratio_is_applied_before_logarithm() {
-    int callRatio = 10;
-    Logger logarithmicLogger = LogarithmicLogger.from(Loggers.get(getClass())).applyingCallRatio(callRatio).build();
-    for (int i = 0; i < 1000 + callRatio; i++) {
-      logarithmicLogger.error(String.valueOf(i));
-    }
-
-    assertThat(logTester.logs(ERROR)).containsOnly(
-      "10", "30", "80", "210", "550"
-      );
-    assertThat(logTester.logs()).containsOnly(
-      "10", "30", "80", "210", "550"
-      );
-  }
-
-  private static void spawnMessageOnLevels(Logger logarithmicLogger, int i, String msg) {
-    int c = i % 5;
-    switch (c) {
-      case 0:
-        logarithmicLogger.error(msg);
-        break;
-      case 1:
-        logarithmicLogger.warn(msg);
-        break;
-      case 2:
-        logarithmicLogger.info(msg);
-        break;
-      case 3:
-        logarithmicLogger.debug(msg);
-        break;
-      case 4:
-        logarithmicLogger.trace(msg);
-        break;
-      default:
-        throw new IllegalArgumentException("Unsupported value " + c);
-    }
-  }
-
-}