001/*
002 * Copyright (C) 2012 Facebook, Inc.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License"); you may
005 * not use this file except in compliance with the License. You may obtain
006 * a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
012 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
013 * License for the specific language governing permissions and limitations
014 * under the License.
015 */
016package com.facebook.swift.codec.metadata;
017
018import com.google.common.base.Joiner;
019import com.google.common.collect.ImmutableList;
020
021import javax.annotation.concurrent.Immutable;
022import java.lang.reflect.Constructor;
023import java.util.List;
024
025import static com.google.common.base.Preconditions.checkNotNull;
026
027@Immutable
028public class ThriftConstructorInjection
029{
030    private final Constructor<?> constructor;
031    private final List<ThriftParameterInjection> parameters;
032
033    public ThriftConstructorInjection(Constructor<?> constructor, ThriftParameterInjection... parameters)
034    {
035        this(checkNotNull(constructor, "constructor is null"),
036                ImmutableList.copyOf(checkNotNull(parameters, "parameters is null")));
037    }
038
039    public ThriftConstructorInjection(Constructor<?> constructor, List<ThriftParameterInjection> parameters)
040    {
041        this.constructor = checkNotNull(constructor, "constructor is null");
042        this.parameters = ImmutableList.copyOf(checkNotNull(parameters, "parameters is null"));
043    }
044
045    public Constructor<?> getConstructor()
046    {
047        return constructor;
048    }
049
050    public List<ThriftParameterInjection> getParameters()
051    {
052        return parameters;
053    }
054
055    @Override
056    public String toString()
057    {
058        final StringBuilder sb = new StringBuilder();
059        sb.append(constructor.getName());
060        sb.append('(');
061        Joiner.on(", ").appendTo(sb, parameters);
062        sb.append(')');
063        return sb.toString();
064    }
065}