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36 lines
1.6 KiB
Markdown
36 lines
1.6 KiB
Markdown
# URL Encoder for Java
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A simple library to encode/decode URL parameters.
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This library was extracted from the [RIFE2 Web Application Framework](https://rife2.com).
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The Kotlin version can be found at [https://github.com/ethauvin/urlencoder](https://github.com/ethauvin/urlencoder).
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For decades, we've been using [java.net.URLEncoder](https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/net/URLEncoder.html)
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because of its improper naming. It is actually intended to encode HTML form
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parameters, not URLs.
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Android's [Uri.encode](https://developer.android.com/reference/android/net/Uri#encode(java.lang.String,%20java.lang.String))
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also addresses this issue.
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## Examples (TL;DR)
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```java
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UrlEncoder.encode("a test &"); // -> "a%20test%20%26"
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UrlEncoder.encode("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVQXYZ0123456789-_.~"); // -> "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVQXYZ0123456789-_.~"
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UrlEncoder.encode("%#okékÉȢ smile!😁"); // -> "%25%23ok%C3%A9k%C3%89%C8%A2%20smile%21%F0%9F%98%81"
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UrlEncoder.decode("a%20test%20%26"); // -> "a test &"
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UrlEncoder.decode("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVQXYZ0123456789-_.~"); // -> "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVQXYZ0123456789-_.~"
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UrlEncoder.decode("%25%23ok%C3%A9k%C3%89%C8%A2%20smile%21%F0%9F%98%81"); // -> "%#okékÉȢ smile!😁"
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```
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## Gradle, Maven, etc.
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To use with [Gradle](https://gradle.org/), include the following dependency in your build file:
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```gradle
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dependencies {
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implementation("com.uwyn:urlencoder:0.9-SNAPSHOT")
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}
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```
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Instructions for using with Maven, Ivy, etc. can be found on Maven Central.
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