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

/** Track the evaluation of a single code attribute (one call to visitCode attribute) */
class CodeAttributeRecord implements JsonSerializable {
  /** Clazz this code attribute is a part of. */
  @NotNull private final String clazz;

  /** Method this code attribute is from. */
  @NotNull private final String method;

  /** List of instruction from this code attribute. */
  @NotNull private final List instructions;

  /** List of parameters given to the code attribute. */
  @NotNull private final List parameters;

  private ErrorRecord error;

  /** List of block evaluations that happened on this code attribute. */
  @NotNull
  private final List blockEvaluations = new ArrayList<>();

  public CodeAttributeRecord(
      @NotNull String clazz,
      @NotNull String method,
      @NotNull List parameters,
      @NotNull List instructions) {
    this.clazz = clazz;
    this.method = method;
    this.parameters = parameters;
    this.instructions = instructions;
  }

  public StringBuilder toJson(StringBuilder builder) {
    builder.append("{");
    JsonPrinter.toJson("clazz", clazz, builder).append(",");
    JsonPrinter.toJson("method", method, builder).append(",");
    JsonPrinter.listToJson("instructions", instructions, builder).append(",");
    JsonPrinter.stringListToJson("parameters", parameters, builder).append(",");
    JsonPrinter.listToJson("blockEvaluations", blockEvaluations, builder);
    if (error != null) {
      builder.append(",");
      JsonPrinter.serializeJsonSerializable("error", error, builder);
    }
    return builder.append("}");
  }

  @NotNull
  public String getClazz() {
    return clazz;
  }

  @NotNull
  public String getMethod() {
    return method;
  }

  @NotNull
  public List getInstructions() {
    return instructions;
  }

  @NotNull
  public List getParameters() {
    return parameters;
  }

  public ErrorRecord getError() {
    return error;
  }

  @NotNull
  public List getBlockEvaluations() {
    return blockEvaluations;
  }

  public void setError(ErrorRecord error) {
    this.error = error;
  }
}