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/*
 * Copyright Terracotta, Inc.
 *
 * 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 org.terracotta.management.call;

import org.terracotta.management.Objects;

import java.io.Serializable;

/**
 * Represents a method parameter
 *
 * @author Mathieu Carbou
 */
public final class Parameter implements Serializable {

  private final Object value;
  private final String className;

  public Parameter(Object value) {
    this.value = Objects.requireNonNull(value);
    this.className = value.getClass().getName();
  }

  public Parameter(Object value, String className) {
    this.value = value;
    this.className = Objects.requireNonNull(className);
  }

  public Object getValue() {
    return value;
  }

  public String getClassName() {
    return className;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;

    Parameter parameter = (Parameter) o;

    if (value != null ? !value.equals(parameter.value) : parameter.value != null) return false;
    return className.equals(parameter.className);

  }

  @Override
  public int hashCode() {
    int result = value != null ? value.hashCode() : 0;
    result = 31 * result + className.hashCode();
    return result;
  }
}