content: /*
   * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
   * particular file as subject to the "Classpath" exception as provided
   * by Oracle in the LICENSE file that accompanied this code.
   *
   * This code is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   * version 2 for more details (a copy is included in the LICENSE file that
   * accompanied this code).
   *
   * You should have received a copy of the GNU General Public License version
   * 2 along with this work; if not, write to the Free Software Foundation,
   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   */
  
  package openjdk.tools.sjavac.pubapi;
  
  import java.io.Serializable;
  import java.util.List;
  import java.util.Set;
  import java.util.stream.Collectors;
  
  import jdkx.lang.model.element.Modifier;
  
  public class PubMethod implements Serializable {
  
      private static final long serialVersionUID = -7813050194553446243L;
  
      Set<Modifier> modifiers;
      List<PubApiTypeParam> typeParams;
      TypeDesc returnType;
      String identifier;
      List<TypeDesc> paramTypes;
      List<TypeDesc> throwDecls;
  
      public PubMethod(Set<Modifier> modifiers,
                       List<PubApiTypeParam> typeParams,
                       TypeDesc returnType,
                       String identifier,
                       List<TypeDesc> paramTypes,
                       List<TypeDesc> throwDecls) {
          this.modifiers = modifiers;
          this.typeParams = typeParams;
          this.returnType = returnType;
          this.identifier = identifier;
          this.paramTypes = paramTypes;
          this.throwDecls = throwDecls;
      }
  
      // We need to include return type and type parameters to be sure to have
      // different values for different methods. (A method can be overloaded with
      // the only difference being the upper bound of the return type.)
      public String asSignatureString() {
          StringBuilder sb = new StringBuilder();
  
          // <A extends String, Serializable, B extends List>
          if (typeParams.size() > 0) {
              sb.append(typeParams.stream()
                                  .map(PubApiTypeParam::asString)
                                  .collect(Collectors.joining(",", "<", "> ")));
          }
          sb.append(TypeDesc.encodeAsString(returnType));
          sb.append(" ");
          sb.append(identifier);
          sb.append("(");
          sb.append(paramTypes.stream()
                              .map(TypeDesc::encodeAsString)
                              .collect(Collectors.joining(",")));
          sb.append(")");
          return sb.toString();
      }
  
      @Override
      public boolean equals(Object obj) {
          if (getClass() != obj.getClass())
              return false;
          PubMethod other = (PubMethod) obj;
          return modifiers.equals(other.modifiers)
              && typeParams.equals(other.typeParams)
              && returnType.equals(other.returnType)
              && identifier.equals(other.identifier)
              && paramTypes.equals(other.paramTypes)
              && throwDecls.equals(other.throwDecls);
      }
  
      @Override
      public int hashCode() {
          return modifiers.hashCode()
               ^ typeParams.hashCode()
               ^ returnType.hashCode()
               ^ identifier.hashCode()
               ^ paramTypes.hashCode()
               ^ throwDecls.hashCode();
      }
  
      public String toString() {
          return String.format("%s[modifiers: %s, typeParams: %s, retType: %s, identifier: %s, params: %s, throws: %s]",
                               getClass().getSimpleName(),
                               modifiers,
                               typeParams,
                               returnType,
                               identifier,
                               paramTypes,
                               throwDecls);
      }
  }
  