proguard.evaluation.util.jsonprinter.BranchTargetRecord Maven / Gradle / Ivy

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ProGuardCORE is a free library to read, analyze, modify, and write Java class files.

There is a newer version: 9.1.6

/*
 * ProGuardCORE -- library to process Java bytecode.
 *
 * Copyright (c) 2002-2023 Guardsquare NV
 *
 * 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 proguard.evaluation.util.jsonprinter;

import java.util.List;
import org.jetbrains.annotations.NotNull;

class BranchTargetRecord implements JsonSerializable {
  /** Variables at the start of the block evaluation. */
  @NotNull private final List startVariables;

  /** Stack at the start of the block evaluation. */
  @NotNull private final List startStack;

  /** Instruction offset of the first instruction of the block. */
  private final int startOffset;

  public BranchTargetRecord(
      @NotNull List variables, @NotNull List stack, int startOffset) {
    this.startVariables = variables;
    this.startStack = stack;
    this.startOffset = startOffset;
  }

  @Override
  public StringBuilder toJson(StringBuilder builder) {
    builder.append("{");
    JsonPrinter.toJson("startOffset", startOffset, builder).append(",");
    JsonPrinter.stringListToJson("startStack", startStack, builder).append(",");
    return JsonPrinter.stringListToJson("startVariables", startVariables, builder).append("}");
  }

  @NotNull
  public List getStartVariables() {
    return startVariables;
  }

  @NotNull
  public List getStartStack() {
    return startStack;
  }

  public int getStartOffset() {
    return startOffset;
  }
}