<?php
# Generated by the protocol buffer compiler.  DO NOT EDIT!
# source: google/cloud/compute/v1/compute.proto

namespace Google\Cloud\Compute\V1;

use Google\Protobuf\Internal\GPBType;
use Google\Protobuf\Internal\RepeatedField;
use Google\Protobuf\Internal\GPBUtil;

/**
 * Metadata
 *
 * Generated from protobuf message <code>google.cloud.compute.v1.Items</code>
 */
class Items extends \Google\Protobuf\Internal\Message
{
    /**
     * Key for the metadata entry. Keys must conform to the following regexp: [a-zA-Z0-9-_]+, and be less than 128 bytes in length. This is reflected as part of a URL in the metadata server. Additionally, to avoid ambiguity, keys must not conflict with any other metadata keys for the project.
     *
     * Generated from protobuf field <code>optional string key = 106079;</code>
     */
    private $key = null;
    /**
     * Value for the metadata entry. These are free-form strings, and only have meaning as interpreted by the image running in the instance. The only restriction placed on values is that their size must be less than or equal to 262144 bytes (256 KiB).
     *
     * Generated from protobuf field <code>optional string value = 111972721;</code>
     */
    private $value = null;

    /**
     * Constructor.
     *
     * @param array $data {
     *     Optional. Data for populating the Message object.
     *
     *     @type string $key
     *           Key for the metadata entry. Keys must conform to the following regexp: [a-zA-Z0-9-_]+, and be less than 128 bytes in length. This is reflected as part of a URL in the metadata server. Additionally, to avoid ambiguity, keys must not conflict with any other metadata keys for the project.
     *     @type string $value
     *           Value for the metadata entry. These are free-form strings, and only have meaning as interpreted by the image running in the instance. The only restriction placed on values is that their size must be less than or equal to 262144 bytes (256 KiB).
     * }
     */
    public function __construct($data = NULL) {
        \GPBMetadata\Google\Cloud\Compute\V1\Compute::initOnce();
        parent::__construct($data);
    }

    /**
     * Key for the metadata entry. Keys must conform to the following regexp: [a-zA-Z0-9-_]+, and be less than 128 bytes in length. This is reflected as part of a URL in the metadata server. Additionally, to avoid ambiguity, keys must not conflict with any other metadata keys for the project.
     *
     * Generated from protobuf field <code>optional string key = 106079;</code>
     * @return string
     */
    public function getKey()
    {
        return isset($this->key) ? $this->key : '';
    }

    public function hasKey()
    {
        return isset($this->key);
    }

    public function clearKey()
    {
        unset($this->key);
    }

    /**
     * Key for the metadata entry. Keys must conform to the following regexp: [a-zA-Z0-9-_]+, and be less than 128 bytes in length. This is reflected as part of a URL in the metadata server. Additionally, to avoid ambiguity, keys must not conflict with any other metadata keys for the project.
     *
     * Generated from protobuf field <code>optional string key = 106079;</code>
     * @param string $var
     * @return $this
     */
    public function setKey($var)
    {
        GPBUtil::checkString($var, True);
        $this->key = $var;

        return $this;
    }

    /**
     * Value for the metadata entry. These are free-form strings, and only have meaning as interpreted by the image running in the instance. The only restriction placed on values is that their size must be less than or equal to 262144 bytes (256 KiB).
     *
     * Generated from protobuf field <code>optional string value = 111972721;</code>
     * @return string
     */
    public function getValue()
    {
        return isset($this->value) ? $this->value : '';
    }

    public function hasValue()
    {
        return isset($this->value);
    }

    public function clearValue()
    {
        unset($this->value);
    }

    /**
     * Value for the metadata entry. These are free-form strings, and only have meaning as interpreted by the image running in the instance. The only restriction placed on values is that their size must be less than or equal to 262144 bytes (256 KiB).
     *
     * Generated from protobuf field <code>optional string value = 111972721;</code>
     * @param string $var
     * @return $this
     */
    public function setValue($var)
    {
        GPBUtil::checkString($var, True);
        $this->value = $var;

        return $this;
    }

}