com.buaa.cfs.nfs3.request.CREATE3Request.java Source code

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Here is the source code for com.buaa.cfs.nfs3.request.CREATE3Request.java

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/**
 * 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
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * 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.buaa.cfs.nfs3.request;

import com.buaa.cfs.nfs3.FileHandle;
import com.buaa.cfs.constant.Nfs3Constant;
import com.buaa.cfs.common.oncrpc.XDR;
import org.apache.commons.io.Charsets;

import java.io.IOException;

/**
 * CREATE3 Request
 */
public class CREATE3Request extends RequestWithHandle {
    private final String name;
    private final int mode;
    private final SetAttr3 objAttr;
    private long verf = 0;

    public CREATE3Request(FileHandle handle, String name, int mode, SetAttr3 objAttr, long verf) {
        super(handle);
        this.name = name;
        this.mode = mode;
        this.objAttr = objAttr;
        this.verf = verf;
    }

    public static CREATE3Request deserialize(XDR xdr) throws IOException {
        FileHandle handle = readHandle(xdr);
        String name = xdr.readString();
        int mode = xdr.readInt();
        SetAttr3 objAttr = new SetAttr3();
        long verf = 0;
        if ((mode == Nfs3Constant.CREATE_UNCHECKED) || (mode == Nfs3Constant.CREATE_GUARDED)) {
            objAttr.deserialize(xdr);
        } else if (mode == Nfs3Constant.CREATE_EXCLUSIVE) {
            verf = xdr.readHyper();
        } else {
            throw new IOException("Wrong create mode:" + mode);
        }
        return new CREATE3Request(handle, name, mode, objAttr, verf);
    }

    public String getName() {
        return name;
    }

    public int getMode() {
        return mode;
    }

    public SetAttr3 getObjAttr() {
        return objAttr;
    }

    public long getVerf() {
        return verf;
    }

    @Override
    public void serialize(XDR xdr) {
        handle.serialize(xdr);
        xdr.writeInt(name.length());
        xdr.writeFixedOpaque(name.getBytes(Charsets.UTF_8), name.length());
        xdr.writeInt(mode);
        objAttr.serialize(xdr);
    }

}