DebugAssertions.java

/*
 * Copyright 2000-2016 JetBrains s.r.o.
 *
 * 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.intellij.util.indexing.impl;

import com.intellij.openapi.diagnostic.Logger;
import com.intellij.util.SystemProperties;
import com.intellij.util.containers.hash.LinkedHashMap;
import com.intellij.util.io.KeyDescriptor;

import java.util.Collection;
import java.util.Formatter;

public class DebugAssertions {
  private static final Logger LOG = Logger.getInstance(DebugAssertions.class);

  @SuppressWarnings("StaticNonFinalField")
  public static volatile boolean DEBUG = SystemProperties.getBooleanProperty(
    "intellij.idea.indices.debug",
    false
  );

  public static final boolean EXTRA_SANITY_CHECKS = SystemProperties.getBooleanProperty(
    "intellij.idea.indices.debug.extra.sanity",
    false //DEBUG // todo https://youtrack.jetbrains.com/issue/IDEA-134916
  );

  public static void assertTrue(boolean value) {
    if (!value) {
      LOG.assertTrue(false);
    }
  }

  public static void assertTrue(boolean value, String message, Object ... args) {
    if (!value) {
      error(message, args);
    }
  }

  public static void error(String message, Object ... args) {
    LOG.error(new Formatter().format(message, args));
  }

  public static <Key> boolean equals(Collection<Key> keys, Collection<Key> keys2, KeyDescriptor<Key> keyDescriptor) {
    if (keys == null && keys2 == null) return true;
    if (keys == null || keys2 == null || keys.size() != keys2.size()) return false;
    LinkedHashMap<Key, Boolean> map = new LinkedHashMap<Key, Boolean>(keys.size(), 0.8f, keyDescriptor);
    for(Key key:keys) map.put(key, Boolean.TRUE);
    LinkedHashMap<Key, Boolean> map2 = new LinkedHashMap<Key, Boolean>(keys.size(), 0.8f, keyDescriptor);
    for(Key key:keys2) map2.put(key, Boolean.TRUE);
    return map.equals(map2);
  }
}