| /* |
| * 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.ignite.internal.binary; |
| |
| import java.util.Collection; |
| import org.apache.ignite.binary.BinaryField; |
| import org.apache.ignite.binary.BinaryObject; |
| import org.apache.ignite.binary.BinaryObjectException; |
| import org.apache.ignite.binary.BinaryType; |
| import org.apache.ignite.internal.util.tostring.GridToStringExclude; |
| import org.apache.ignite.internal.util.tostring.GridToStringInclude; |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * Binary type proxy. Is used to delay or completely avoid metadata lookup. |
| */ |
| public class BinaryTypeProxy implements BinaryType { |
| /** Binary context. */ |
| @GridToStringExclude |
| private final BinaryContext ctx; |
| |
| /** Type ID. */ |
| @GridToStringInclude(sensitive = true) |
| private int typeId; |
| |
| /** Raw data. */ |
| @GridToStringInclude(sensitive = true) |
| private final String clsName; |
| |
| /** Target type. */ |
| @GridToStringExclude |
| private volatile BinaryType target; |
| |
| /** |
| * Constructor. |
| * |
| * @param ctx Context. |
| * @param typeId Type ID. |
| * @param clsName Class name. |
| */ |
| public BinaryTypeProxy(BinaryContext ctx, int typeId, @Nullable String clsName) { |
| this.ctx = ctx; |
| this.typeId = typeId; |
| this.clsName = clsName; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int typeId() { |
| return typeId; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public BinaryField field(String fieldName) { |
| return ctx.createField(typeId, fieldName); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String typeName() { |
| return target().typeName(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Collection<String> fieldNames() { |
| return target().fieldNames(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String fieldTypeName(String fieldName) { |
| return target().fieldTypeName(fieldName); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String affinityKeyFieldName() { |
| return target().affinityKeyFieldName(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean isEnum() { |
| return target().isEnum(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Collection<BinaryObject> enumValues() { |
| return target().enumValues(); |
| } |
| |
| /** |
| * @return Target type. |
| */ |
| private BinaryType target() { |
| if (target == null) { |
| synchronized (this) { |
| if (target == null) { |
| if (typeId == GridBinaryMarshaller.UNREGISTERED_TYPE_ID && clsName != null) |
| typeId = ctx.typeId(clsName); |
| |
| target = ctx.metadata(typeId); |
| |
| if (target == null) |
| throw new BinaryObjectException("Failed to get binary type details [typeId=" + typeId + ']'); |
| } |
| } |
| } |
| |
| return target; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(BinaryTypeProxy.class, this); |
| } |
| } |