// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.struct.attr;

import org.jetbrains.java.decompiler.modules.decompiler.exps.AnnotationExprent;
import org.jetbrains.java.decompiler.struct.consts.ConstantPool;
import org.jetbrains.java.decompiler.util.DataInputFullStream;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public class StructAnnotationParameterAttribute extends StructGeneralAttribute {

  private List<List<AnnotationExprent>> paramAnnotations;

  @Override
  public void initContent(DataInputFullStream data, ConstantPool pool) throws IOException {
    int len = data.readUnsignedByte();
    if (len > 0) {
      paramAnnotations = new ArrayList<>(len);
      for (int i = 0; i < len; i++) {
        List<AnnotationExprent> annotations = StructAnnotationAttribute.parseAnnotations(pool, data);
        paramAnnotations.add(annotations);
      }
    }
    else {
      paramAnnotations = Collections.emptyList();
    }
  }

  public List<List<AnnotationExprent>> getParamAnnotations() {
    return paramAnnotations;
  }
}