/*
 * Copyright 2000-2015 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.openapi.options;

import consulo.util.pointers.Named;
import org.jetbrains.annotations.NotNull;

import java.io.File;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

public class EmptySchemesManager extends SchemesManager {
  @Override
  @NotNull
  public Collection loadSchemes() {
    return Collections.emptySet();
  }

  @Override
  public void addNewScheme(@NotNull final Named scheme, final boolean replaceExisting) {
  }

  @Override
  public void clearAllSchemes() {
  }

  @Override
  @NotNull
  public List getAllSchemes() {
    return Collections.emptyList();
  }

  @Override
  public Named findSchemeByName(@NotNull String schemeName) {
    return null;
  }

  @Override
  public void save() {
  }

  @Override
  public void setCurrentSchemeName(String schemeName) {
  }

  @Override
  public Named getCurrentScheme() {
    return null;
  }

  @Override
  public void removeScheme(@NotNull Named scheme) {
  }

  @Override
  @NotNull
  public Collection getAllSchemeNames() {
    return Collections.emptySet();
  }

  @Override
  public File getRootDirectory() {
    return null;
  }
}