com.facebook.swift.codec.metadata.ThriftConstructorInjection Maven / Gradle / Ivy

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/*
 * Copyright (C) 2012 Facebook, 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 com.facebook.swift.codec.metadata;

import com.google.common.base.Joiner;
import com.google.common.collect.ImmutableList;

import javax.annotation.concurrent.Immutable;
import java.lang.reflect.Constructor;
import java.util.List;

import static com.google.common.base.Preconditions.checkNotNull;

@Immutable
public class ThriftConstructorInjection
{
    private final Constructor constructor;
    private final List parameters;

    public ThriftConstructorInjection(Constructor constructor, ThriftParameterInjection... parameters)
    {
        this(checkNotNull(constructor, "constructor is null"),
                ImmutableList.copyOf(checkNotNull(parameters, "parameters is null")));
    }

    public ThriftConstructorInjection(Constructor constructor, List parameters)
    {
        this.constructor = checkNotNull(constructor, "constructor is null");
        this.parameters = ImmutableList.copyOf(checkNotNull(parameters, "parameters is null"));
    }

    public Constructor getConstructor()
    {
        return constructor;
    }

    public List getParameters()
    {
        return parameters;
    }

    @Override
    public String toString()
    {
        final StringBuilder sb = new StringBuilder();
        sb.append(constructor.getName());
        sb.append('(');
        Joiner.on(", ").appendTo(sb, parameters);
        sb.append(')');
        return sb.toString();
    }
}