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Java example source code file (CompactObjectInputStream.java)
The CompactObjectInputStream.java Java example source code/* * Copyright 2012 The Netty Project * * The Netty Project 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 io.netty.handler.codec.serialization; import java.io.EOFException; import java.io.IOException; import java.io.InputStream; import java.io.ObjectInputStream; import java.io.ObjectStreamClass; import java.io.StreamCorruptedException; class CompactObjectInputStream extends ObjectInputStream { private final ClassResolver classResolver; CompactObjectInputStream(InputStream in, ClassResolver classResolver) throws IOException { super(in); this.classResolver = classResolver; } @Override protected void readStreamHeader() throws IOException { int version = readByte() & 0xFF; if (version != STREAM_VERSION) { throw new StreamCorruptedException( "Unsupported version: " + version); } } @Override protected ObjectStreamClass readClassDescriptor() throws IOException, ClassNotFoundException { int type = read(); if (type < 0) { throw new EOFException(); } switch (type) { case CompactObjectOutputStream.TYPE_FAT_DESCRIPTOR: return super.readClassDescriptor(); case CompactObjectOutputStream.TYPE_THIN_DESCRIPTOR: String className = readUTF(); Class<?> clazz = classResolver.resolve(className); return ObjectStreamClass.lookupAny(clazz); default: throw new StreamCorruptedException( "Unexpected class descriptor type: " + type); } } @Override protected Class<?> resolveClass(ObjectStreamClass desc) throws IOException, ClassNotFoundException { Class<?> clazz; try { clazz = classResolver.resolve(desc.getName()); } catch (ClassNotFoundException ignored) { clazz = super.resolveClass(desc); } return clazz; } } Other Java examples (source code examples)Here is a short list of links related to this Java CompactObjectInputStream.java source code file: |
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