| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.jclouds.reflect; |
| |
| import static com.google.common.base.Objects.equal; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import org.jclouds.javax.annotation.Nullable; |
| |
| import com.google.common.annotations.Beta; |
| import com.google.common.base.MoreObjects; |
| import com.google.common.base.Objects; |
| import com.google.common.base.MoreObjects.ToStringHelper; |
| import com.google.common.base.Optional; |
| |
| /** |
| * Holds the context of a successful call to {@link com.google.common.reflect.Invokable#invoke(Object, Object...)} |
| */ |
| @Beta |
| public final class InvocationSuccess { |
| public static InvocationSuccess create(Invocation invocation, @Nullable Object result) { |
| return new InvocationSuccess(invocation, Optional.fromNullable(result)); |
| } |
| |
| private final Invocation invocation; |
| private final Optional<Object> result; |
| |
| private InvocationSuccess(Invocation invocation, Optional<Object> result) { |
| this.invocation = checkNotNull(invocation, "invocation"); |
| this.result = checkNotNull(result, "result"); |
| } |
| |
| /** |
| * what was invocation |
| */ |
| public Invocation getInvocation() { |
| return invocation; |
| } |
| |
| public Optional<Object> getResult() { |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) |
| return true; |
| if (o == null || getClass() != o.getClass()) |
| return false; |
| InvocationSuccess that = InvocationSuccess.class.cast(o); |
| return equal(this.invocation, that.invocation) && equal(this.result.orNull(), that.result.orNull()); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(invocation, result.orNull()); |
| } |
| |
| @Override |
| public String toString() { |
| return string().toString(); |
| } |
| |
| protected ToStringHelper string() { |
| return MoreObjects.toStringHelper("").omitNullValues().add("invocation", invocation).add("result", result.orNull()); |
| } |
| } |