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How to use ParameterEncoder class of com.github.kittinunf.fuel.core.interceptors package

Best Fuel code snippet using com.github.kittinunf.fuel.core.interceptors.ParameterEncoder

FuelManager.kt

Source:FuelManager.kt

1package com.github.kittinunf.fuel.core2import com.github.kittinunf.fuel.core.Client.Hook3import com.github.kittinunf.fuel.core.RequestFactory.PathStringConvertible4import com.github.kittinunf.fuel.core.RequestFactory.RequestConvertible5import com.github.kittinunf.fuel.core.interceptors.ParameterEncoder6import com.github.kittinunf.fuel.core.interceptors.redirectResponseInterceptor7import com.github.kittinunf.fuel.core.requests.DownloadRequest8import com.github.kittinunf.fuel.core.requests.UploadRequest9import com.github.kittinunf.fuel.core.requests.download10import com.github.kittinunf.fuel.core.requests.upload11import com.github.kittinunf.fuel.toolbox.HttpClient12import com.github.kittinunf.fuel.util.readWriteLazy13import java.net.Proxy14import java.security.KeyStore15import java.util.concurrent.Executor16import java.util.concurrent.ExecutorService17import java.util.concurrent.Executors18import javax.net.ssl.HostnameVerifier19import javax.net.ssl.HttpsURLConnection20import javax.net.ssl.SSLContext21import javax.net.ssl.SSLSocketFactory22import javax.net.ssl.TrustManagerFactory23typealias FoldableRequestInterceptor = (RequestTransformer) -> RequestTransformer24typealias FoldableResponseInterceptor = (ResponseTransformer) -> ResponseTransformer25class FuelManager : RequestFactory, RequestFactory.Convenience {26    var client: Client by readWriteLazy { HttpClient(proxy, hook = hook) }27    var proxy: Proxy? = null28    var basePath: String? = null29    var timeoutInMillisecond: Int = 15_00030    var timeoutReadInMillisecond: Int = timeoutInMillisecond31    var progressBufferSize: Int = DEFAULT_BUFFER_SIZE32    var hook: Hook = DefaultHook()33    var baseHeaders: Map<String, String>? = null34    var baseParams: Parameters = emptyList()35    var keystore: KeyStore? = null36    var socketFactory: SSLSocketFactory by readWriteLazy {37        keystore?.let {38            val trustFactory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())39            trustFactory.init(it)40            val sslContext = SSLContext.getInstance("SSL")41            sslContext.init(null, trustFactory.trustManagers, null)42            sslContext.socketFactory43        } ?: HttpsURLConnection.getDefaultSSLSocketFactory()44    }45    var hostnameVerifier: HostnameVerifier by readWriteLazy {46        HttpsURLConnection.getDefaultHostnameVerifier()47    }48    // background executionOptions49    var executorService: ExecutorService by readWriteLazy {50        Executors.newCachedThreadPool { command ->51            Thread(command).also { thread ->52                thread.priority = Thread.NORM_PRIORITY53                thread.isDaemon = true54            }55        }56    }57    private val requestInterceptors: MutableList<FoldableRequestInterceptor> =58            mutableListOf(ParameterEncoder)59    private val responseInterceptors: MutableList<FoldableResponseInterceptor> =60            mutableListOf(redirectResponseInterceptor(this))61    // callback executionOptions62    var callbackExecutor: Executor by readWriteLazy { createEnvironment().callbackExecutor }63    var forceMethods: Boolean = false64    /**65     * Make a request using [method] to [path] with [parameters]66     *67     * @see FuelManager.instance68     * @see FuelManager.applyOptions69     *70     * @param method [Method] the HTTP method to make the request with71     * @param path [String] the absolute url or relative to [FuelManager.instance] basePath72     * @param parameters [Parameters?] list of parameters...

ParameterEncoderTest.kt

Source:ParameterEncoderTest.kt

...10import org.hamcrest.core.StringContains.containsString11import org.junit.Test12import java.io.ByteArrayInputStream13import java.net.URL14class ParameterEncoderTest {15    @Test16    fun encodeRequestParametersInUrlWhenBodyDisallowed() {17        val methods = listOf(Method.GET, Method.DELETE, Method.HEAD, Method.OPTIONS, Method.TRACE)18        methods.forEach { method ->19            val testRequest = DefaultRequest(20                method,21                URL("https://test.fuel.com"),22                parameters = listOf("foo" to "bar")23            )24            var executed = false25            ParameterEncoder { request ->26                assertThat(request.url.toExternalForm(), containsString("?"))27                assertThat(request.url.query, containsString("foo=bar"))28                assertThat("Expected parameters to be cleared", request.parameters.isEmpty(), equalTo(true))29                executed = true30                request31            }(testRequest)32            assertThat("Expected encoder \"next\" to be called", executed, equalTo(true))33        }34    }35    @Test36    fun encodeAppendsRequestParametersInUrl() {37        val methods = listOf(Method.GET, Method.DELETE, Method.HEAD, Method.OPTIONS, Method.TRACE)38        methods.forEach { method ->39            val testRequest = DefaultRequest(40                method,41                URL("https://test.fuel.com?a=b"),42                parameters = listOf("foo" to "bar")43            )44            var executed = false45            ParameterEncoder { request ->46                assertThat(request.url.toExternalForm(), containsString("?"))47                assertThat(request.url.query, containsString("&"))48                assertThat(request.url.query, containsString("a=b"))49                assertThat(request.url.query, containsString("foo=bar"))50                assertThat("Expected parameters to be cleared", request.parameters.isEmpty(), equalTo(true))51                executed = true52                request53            }(testRequest)54            assertThat("Expected encoder \"next\" to be called", executed, equalTo(true))55        }56    }57    @Test58    fun encodeRequestParametersInBodyWhenBodyAllowed() {59        val methods = listOf(Method.POST, Method.PATCH, Method.PUT)60        methods.forEach { method ->61            val testRequest = DefaultRequest(62                method,63                URL("https://test.fuel.com"),64                parameters = listOf("foo" to "bar")65            )66            var executed = false67            ParameterEncoder { request ->68                assertThat(request.url.toExternalForm(), not(containsString("?")))69                assertThat(request.url.query, not(containsString("foo=bar")))70                val contentType = request[Headers.CONTENT_TYPE].lastOrNull()?.split(';')?.first()71                assertThat(contentType, equalTo("application/x-www-form-urlencoded"))72                assertThat(request.body.asString(contentType), equalTo("foo=bar"))73                assertThat("Expected parameters to be cleared", request.parameters.isEmpty(), equalTo(true))74                executed = true75                request76            }(testRequest)77            assertThat("Expected encoder \"next\" to be called", executed, equalTo(true))78        }79    }80    @Test81    fun encodeRequestParametersInUrlWhenBodyExists() {82        val methods = listOf(Method.POST, Method.PATCH, Method.PUT)83        methods.forEach { method ->84            val testRequest = DefaultRequest(85                method,86                URL("https://test.fuel.com"),87                parameters = listOf("foo" to "bar")88            ).body("my current body")89            var executed = false90            ParameterEncoder { request ->91                assertThat(request.url.toExternalForm(), containsString("?"))92                assertThat(request.url.query, containsString("foo=bar"))93                val contentType = request[Headers.CONTENT_TYPE].lastOrNull()?.split(';')?.first()94                assertThat(contentType, equalTo("text/plain"))95                assertThat(request.body.asString(contentType), equalTo("my current body"))96                assertThat("Expected parameters to be cleared", request.parameters.isEmpty(), equalTo(true))97                executed = true98                request99            }(testRequest)100            assertThat("Expected encoder \"next\" to be called", executed, equalTo(true))101        }102    }103    @Test104    fun ignoreParameterEncodingForMultipartFormDataRequests() {105        val methods = listOf(Method.POST, Method.PATCH, Method.PUT)106        methods.forEach { method ->107            val testRequest = DefaultRequest(108                method,109                URL("https://test.fuel.com"),110                parameters = listOf("foo" to "bar")111            ).header(Headers.CONTENT_TYPE, "multipart/form-data")112            .upload()113            .add { BlobDataPart(ByteArrayInputStream("12345678".toByteArray()), name = "test", contentLength = 8L) }114            var executed = false115            ParameterEncoder { request ->116                assertThat(request.url.toExternalForm(), not(containsString("?")))117                assertThat(request.url.query, not(containsString("foo=bar")))118                val contentType = request[Headers.CONTENT_TYPE].lastOrNull()?.split(';')?.first()119                assertThat(contentType, equalTo("multipart/form-data"))120                val body = String(request.body.toByteArray())121                assertThat(body, containsString("foo"))122                assertThat(body, containsString("bar"))123                assertThat(body, containsString("test"))124                assertThat(body, containsString("12345678"))125                assertThat("Expected parameters not to be cleared", request.parameters.isEmpty(), equalTo(false))126                executed = true127                request128            }(testRequest)129            assertThat("Expected encoder \"next\" to be called", executed, equalTo(true))130        }131    }132    @Test133    fun encodeMultipleParameters() {134        val methods = listOf(Method.GET, Method.DELETE, Method.HEAD, Method.OPTIONS, Method.TRACE)135        methods.forEach { method ->136            val testRequest = DefaultRequest(137                method,138                URL("https://test.fuel.com"),139                parameters = listOf("foo" to "bar", "baz" to "q")140            )141            var executed = false142            ParameterEncoder { request ->143                assertThat(request.url.toExternalForm(), containsString("?"))144                assertThat(request.url.query, containsString("foo=bar"))145                assertThat(request.url.query, containsString("baz=q"))146                assertThat("Expected parameters to be cleared", request.parameters.isEmpty(), equalTo(true))147                executed = true148                request149            }(testRequest)150            assertThat("Expected encoder \"next\" to be called", executed, equalTo(true))151        }152    }153    @Test154    fun encodeParameterWithoutValue() {155        val methods = listOf(Method.GET, Method.DELETE, Method.HEAD, Method.OPTIONS, Method.TRACE)156        methods.forEach { method ->157            val testRequest = DefaultRequest(158                method,159                URL("https://test.fuel.com"),160                parameters = listOf("foo" to "bar", "baz" to null, "q" to "")161            )162            var executed = false163            ParameterEncoder { request ->164                assertThat(request.url.toExternalForm(), containsString("?"))165                assertThat(request.url.query, containsString("foo=bar"))166                assertThat(request.url.query, not(containsString("baz")))167                assertThat(request.url.query, containsString("q"))168                assertThat("Expected parameters to be cleared", request.parameters.isEmpty(), equalTo(true))169                executed = true170                request171            }(testRequest)172            assertThat("Expected encoder \"next\" to be called", executed, equalTo(true))173        }174    }175    @Test176    fun encodeParametersWithListValues() {177        val methods = listOf(Method.GET, Method.DELETE, Method.HEAD, Method.OPTIONS, Method.TRACE)178        methods.forEach { method ->179            val testRequest = DefaultRequest(180                method,181                URL("https://test.fuel.com"),182                parameters = listOf("foo" to "bar", "baz" to listOf("x", "y", "z"))183            )184            var executed = false185            ParameterEncoder { request ->186                assertThat(request.url.toExternalForm(), containsString("?"))187                assertThat(request.url.query, containsString("foo=bar"))188                assertThat(request.url.query, containsString("baz[]=x"))189                assertThat(request.url.query, containsString("baz[]=y"))190                assertThat(request.url.query, containsString("baz[]=z"))191                assertThat("Expected parameters to be cleared", request.parameters.isEmpty(), equalTo(true))192                executed = true193                request194            }(testRequest)195            assertThat("Expected encoder \"next\" to be called", executed, equalTo(true))196        }197    }198    @Test199    fun encodeParametersWithArrayValues() {200        val methods = listOf(Method.GET, Method.DELETE, Method.HEAD, Method.OPTIONS, Method.TRACE)201        methods.forEach { method ->202            val testRequest = DefaultRequest(203                    method,204                    URL("https://test.fuel.com"),205                    parameters = listOf("foo" to "bar", "baz" to arrayOf("x", "y", "z"))206            )207            var executed = false208            ParameterEncoder { request ->209                assertThat(request.url.toExternalForm(), containsString("?"))210                assertThat(request.url.query, containsString("foo=bar"))211                assertThat(request.url.query, containsString("baz[]=x"))212                assertThat(request.url.query, containsString("baz[]=y"))213                assertThat(request.url.query, containsString("baz[]=z"))214                assertThat("Expected parameters to be cleared", request.parameters.isEmpty(), equalTo(true))215                executed = true216                request217            }(testRequest)218            assertThat("Expected encoder \"next\" to be called", executed, equalTo(true))219        }220    }221}...

ParameterEncoder.kt

Source:ParameterEncoder.kt

...5import com.github.kittinunf.fuel.core.Parameters6import com.github.kittinunf.fuel.core.RequestTransformer7import java.net.URL8import java.net.URLEncoder9object ParameterEncoder : FoldableRequestInterceptor {10    override fun invoke(next: RequestTransformer): RequestTransformer {11        return inner@{ request ->12            val contentType = request[Headers.CONTENT_TYPE].lastOrNull()13            // Expect the parameters to be already encoded in the body14            if (contentType?.startsWith("multipart/form-data") == true) {15                return@inner next(request)16            }17            // If it can be added to the body18            if (request.body.isEmpty() && allowParametersInBody(request.method)) {19                if (contentType.isNullOrBlank() || contentType.startsWith("application/x-www-form-urlencoded")) {20                    return@inner next(21                        request22                            .header(Headers.CONTENT_TYPE, "application/x-www-form-urlencoded")23                            .body(encode(request.parameters))24                            .apply { parameters = emptyList() }25                    )26                }27            }28            // Has to be added to the URL29            next(30                request31                    .apply { url = url.withParameters(parameters) }32                    .apply { parameters = emptyList() }33            )34        }35    }36    private fun encode(parameters: Parameters) =37        parameters38            .filterNot { (_, values) -> values == null }39            .flatMap { (key, values) ->40                // Deal with arrays41                ((values as? Iterable<*>)?.toList() ?: (values as? Array<*>)?.toList())?.let {42                    val encodedKey = "${URLEncoder.encode(key, "UTF-8")}[]"43                    it.map { value -> encodedKey to URLEncoder.encode(value.toString(), "UTF-8") }44                    // Deal with regular45                } ?: listOf(URLEncoder.encode(key, "UTF-8") to URLEncoder.encode(values.toString(), "UTF-8"))46            }47            .joinToString("&") { (key, value) -> if (value.isBlank()) key else "$key=$value" }48    private fun allowParametersInBody(method: Method) = when (method) {49        Method.POST, Method.PATCH, Method.PUT -> true50        else -> false51    }52    private fun URL.withParameters(parameters: Parameters): URL {53        val encoded = ParameterEncoder.encode(parameters)54        if (encoded.isEmpty()) {55            return this56        }57        val joiner = if (toExternalForm().contains('?')) {58            // There is already some query59            if (query.isNotEmpty()) "&"60            // There is already a trailing ?61            else ""62        } else "?"63        return URL(toExternalForm() + joiner + encoded)64    }65}...

ParameterEncoder

Using AI Code Generation

1    val parameterEncoder = ParameterEncoder { key, value ->2        listOf(key to value)3    }4    FuelManager.instance.addRequestInterceptor(parameterEncoder)5    val parameterEncoder = ParameterEncoder { key, value ->6        listOf(key to value)7    }8    FuelManager.instance.addRequestInterceptor(parameterEncoder)9    val parameterEncoder = ParameterEncoder { key, value ->10        listOf(key to value)11    }12    FuelManager.instance.addRequestInterceptor(parameterEncoder)13    val parameterEncoder = ParameterEncoder { key, value ->14        listOf(key to value)15    }16    FuelManager.instance.addRequestInterceptor(parameterEncoder)17    val parameterEncoder = ParameterEncoder { key, value ->18        listOf(key to value)19    }20    FuelManager.instance.addRequestInterceptor(parameterEncoder)21    val parameterEncoder = ParameterEncoder { key, value ->22        listOf(key to value)23    }24    FuelManager.instance.addRequestInterceptor(parameterEncoder)25    val parameterEncoder = ParameterEncoder { key, value ->26        listOf(key to value)27    }28    FuelManager.instance.addRequestInterceptor(parameterEncoder)29    val parameterEncoder = ParameterEncoder { key, value ->30        listOf(key to value)31    }32    FuelManager.instance.addRequestInterceptor(parameterEncoder)33    val parameterEncoder = ParameterEncoder { key, value ->34        listOf(key to value)35    }36    FuelManager.instance.addRequestInterceptor(parameterEncoder)37    val parameterEncoder = ParameterEncoder { key, value ->

ParameterEncoder

Using AI Code Generation

1val parameterEncoder = ParameterEncoder {  2val params = it.map { (key, value) -> “$key=$value” }.joinToString(“&”)  3}  4FuelManager.instance.addRequestInterceptor(parameterEncoder)5val parameterDecoder = ParameterDecoder {  6val params = it.split(“&”)  7params.map {  8val (key, value) = it.split(“=”)  9Pair(key, value)  10}.toMap()  11}  12FuelManager.instance.addResponseInterceptor(parameterDecoder)13val parameterEncoder = ParameterEncoder {  14val params = it.map { (key, value) -> “$key=$value” }.joinToString(“&”)  15}  16FuelManager.instance.addRequestInterceptor(parameterEncoder)17val parameterDecoder = ParameterDecoder {  18val params = it.split(“&”)  19params.map {  20val (key, value) = it.split(“=”)  21Pair(key, value)  22}.toMap()  23}  24FuelManager.instance.addResponseInterceptor(parameterDecoder)25val parameterEncoder = ParameterEncoder {  26val params = it.map { (key, value) -> “$key=$value” }.joinToString(“&”)  27}  28FuelManager.instance.addRequestInterceptor(parameterEncoder)29val parameterDecoder = ParameterDecoder {  30val params = it.split(“&”)  31params.map {  32val (key, value) = it.split(“=”)  33Pair(key, value)  34}.toMap()  35}  36FuelManager.instance.addResponseInterceptor(parameterDecoder)37val parameterEncoder = ParameterEncoder {  38val params = it.map { (key, value) -> “$key=$value” }.joinToString(“&”)  39}

ParameterEncoder

Using AI Code Generation

1val json = """{"foo": "bar"}"""2println(response.third.get())3{4"args": {},5"data": "{\"foo\": \"bar\"}",6"files": {},7"form": {},8"headers": {9"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",10},11"json": {12},

ParameterEncoder

Using AI Code Generation

1val json = """{"name": "John"}"""2.header("Content-Type" to "application/json")3.body(json, Charsets.UTF_8)4.response { request, response, result ->5println(response)6}7.header("Content-Type" to "application/xml")8.body(xml, Charsets.UTF_8)9.response { request, response, result ->10println(response)11}12val form = listOf("name" to "John", "age" to 22)13.header("Content-Type" to "application/x-www-form-urlencoded")14.body(form)15.response { request, response, result ->16println(response)17}18val form = listOf("name" to "John", "age" to 22)19.header("Content-Type" to "application/x-www-form-urlencoded")20.body(form)21.response { request, response, result ->22println(response)23}24val form = listOf("name" to "John", "age" to 22)25.header("Content-Type" to "application/x-www-form-urlencoded")26.body(form)27.response { request, response, result ->28println(response)29}30val form = listOf("name" to "John", "age" to

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