Compiler.java example

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/*
 * Copyright 2000-2009 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.compiler;

import org.jetbrains.annotations.NotNull;
import com.intellij.openapi.extensions.ExtensionPointName;

/**
 * Base interface for a custom compiler which participates in the IDEA build process.
 *
 * @see CompilerManager#addCompiler(Compiler)
 * @see CompilerManager#removeCompiler(Compiler)
 */
public interface Compiler {
  ExtensionPointName<Compiler> EP_NAME = ExtensionPointName.create("com.intellij.compiler");
  
  /**
   * Returns the description of the compiler. All registered compilers should have unique description.
   *
   * @return the description string.
   */
  @NotNull
  String getDescription();

  /**
   * Called before compilation starts. If at least one of registered compilers returned false, compilation won't start.
   * 
   * @param scope the scope on which the compilation is started.
   * @return true if everything is ok, false otherwise
   */
  boolean validateConfiguration(CompileScope scope);
}