ai.platon.pulsar.skeleton.crawl.protocol.Response.kt Maven / Gradle / Ivy

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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
 *
 *
 * 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 ai.platon.pulsar.skeleton.crawl.protocol

import ai.platon.pulsar.persist.PageDatum
import ai.platon.pulsar.persist.WebPage

/**
 * A response interface. Makes all protocols model HTTP
 */
abstract class Response(
        val page: WebPage,
        val pageDatum: PageDatum
) {
    /** The permanent internal address */
    val url get() = page.url
    /**
     * The protocol status without translation
     * */
    val protocolStatus get() = pageDatum.protocolStatus
    val headers get() = pageDatum.headers
    /** The protocol's response code, it must be compatible with standard http response code */
    val httpCode get() = protocolStatus.minorCode
    val length get() = pageDatum.contentLength

    /** The value of a named header. */
    fun getHeader(name: String): String? = pageDatum.headers[name]
}