Bump Java minimum version

Author: wilsonzlin

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## Pending
 
 - Fix WASM builds.
+- [Java] BREAKING: Minimum Java version increased from 7 to 8.
 
 ## 0.17.1
 

README.md

@@ -143,7 +143,7 @@ All [`Cfg` fields](https://docs.rs/minify-html/latest/minify_html/struct.Cfg.htm
 
 - Package: [in.wilsonl.minifyhtml](https://search.maven.org/artifact/in.wilsonl.minifyhtml/minify-html)
 - Binding: [JNI](https://github.com/jni-rs/jni-rs)
-- Platforms: Linux (ARM64 and x64), macOS (ARM64 and x64), Windows (x64); Java 7 and higher
+- Platforms: Linux (ARM64 and x64), macOS (ARM64 and x64), Windows (x64); Java 8 and higher
 
 ### Get
 

minify-html-java/pom.xml

@@ -34,7 +34,7 @@
     </scm>
 
     <properties>
-        <java.version>1.7</java.version>
+        <java.version>1.8</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
@@ -46,8 +46,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.8.1</version>
                 <configuration>
-                    <source>1.7</source>
-                    <target>1.7</target>
+                    <source>1.8</source>
+                    <target>1.8</target>
                 </configuration>
             </plugin>