br.com.objectos.code.CodeCollectors Maven / Gradle / Ivy

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/*
 * Copyright 2016 Objectos, Fábrica de Software LTDA.
 *
 * 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 br.com.objectos.code;

import java.util.function.BiConsumer;
import java.util.function.BinaryOperator;
import java.util.function.Function;
import java.util.function.Supplier;
import java.util.stream.Collector;

import com.squareup.javapoet.CodeBlock;

/**
 * @author [email protected] (Marcio Endo)
 */
public class CodeCollectors {

  private CodeCollectors() {
  }

  public static Collector toCodeBlock() {
    Supplier supplier = CodeBlock::builder;
    BiConsumer accumulator = (builder, e) -> builder.add(e);
    BinaryOperator combiner = (left, right) -> left.add(right.build());
    Function finisher = (builder) -> builder.build();
    return Collector.of(supplier, accumulator, combiner, finisher);
  }

}