modules/core/src/main/java/org/apache/ignite/internal/igfs/common/IgfsStreamControlRequest.java

/*
 * 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.igfs.common;

import org.apache.ignite.internal.util.tostring.GridToStringExclude;
import org.apache.ignite.internal.util.typedef.internal.S;

/**
 * Read block request.
 */
public class IgfsStreamControlRequest extends IgfsMessage {
    /** Stream id. */
    private long streamId;

    /** Data. */
    @GridToStringExclude
    private byte[] data;

    /** Read position. */
    private long pos;

    /** Length to read. */
    private int len;

    /**
     * @return Stream ID.
     */
    public long streamId() {
        return streamId;
    }

    /**
     * @param streamId Stream ID.
     */
    public void streamId(long streamId) {
        this.streamId = streamId;
    }

    /**
     * @return Data.
     */
    public byte[] data() {
        return data;
    }

    /**
     * @param data Data.
     */
    public void data(byte[] data) {
        this.data = data;
    }

    /**
     * @return Position.
     */
    public long position() {
        return pos;
    }

    /**
     * @param pos Position.
     */
    public void position(long pos) {
        this.pos = pos;
    }

    /**
     * @return Length.
     */
    public int length() {
        return len;
    }

    /**
     * @param len Length.
     */
    public void length(int len) {
        this.len = len;
    }

    /** {@inheritDoc} */
    @Override public String toString() {
        return S.toString(IgfsStreamControlRequest.class, this, "cmd", command(),
            "dataLen", data == null ? 0 : data.length);
    }
}