/*
* 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.apache.deltaspike.core.util;
import javax.enterprise.inject.Typed;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.Arrays;
/**
* A basic implementation of {@link ParameterizedType}.
*/
@Typed()
class ParameterizedTypeImpl implements ParameterizedType
{
private final Type[] actualTypeArguments;
private final Type rawType;
private final Type ownerType;
ParameterizedTypeImpl(Type rawType, Type[] actualTypeArguments, Type ownerType)
{
this.actualTypeArguments = actualTypeArguments;
this.rawType = rawType;
this.ownerType = ownerType;
}
public Type[] getActualTypeArguments()
{
return Arrays.copyOf(actualTypeArguments, actualTypeArguments.length);
}
public Type getOwnerType()
{
return ownerType;
}
public Type getRawType()
{
return rawType;
}
@Override
public int hashCode()
{
return Arrays.hashCode(actualTypeArguments) ^ (ownerType == null ? 0 :
ownerType.hashCode()) ^ (rawType == null ? 0 : rawType.hashCode());
}
@Override
public boolean equals(Object obj)
{
if (this == obj)
{
return true;
}
else if (obj instanceof ParameterizedType)
{
ParameterizedType that = (ParameterizedType) obj;
Type thatOwnerType = that.getOwnerType();
Type thatRawType = that.getRawType();
return (ownerType == null ? thatOwnerType == null : ownerType.equals(thatOwnerType))
&& (rawType == null ? thatRawType == null : rawType.equals(thatRawType))
&& Arrays.equals(actualTypeArguments, that.getActualTypeArguments());
}
else
{
return false;
}
}
@Override
public String toString()
{
StringBuilder sb = new StringBuilder();
sb.append(rawType);
if (actualTypeArguments.length > 0)
{
sb.append("<");
for (Type actualType : actualTypeArguments)
{
sb.append(actualType);
sb.append(",");
}
sb.delete(sb.length() - 1, sb.length());
sb.append(">");
}
return sb.toString();
}
}