Move java/ to java/org/brotli/ to fix sources.jar structure (#517)

Also added man pages to `docs/`

java/org/brotli/dec/pom.xml

@@ -14,18 +14,21 @@
   <name>${project.groupId}:${project.artifactId}</name>
 
   <build>
-    <sourceDirectory>.</sourceDirectory>
-    <testSourceDirectory>.</testSourceDirectory>
+    <sourceDirectory>../../..</sourceDirectory>
+    <testSourceDirectory>../../..</testSourceDirectory>
     <plugins>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-compiler-plugin</artifactId>
         <configuration>
+          <includes>
+            <include>**/dec/*.java</include>
+          </includes>
           <excludes>
             <exclude>**/*Test*.java</exclude>
           </excludes>
           <testIncludes>
-            <include>**/*Test*.java</include>
+            <include>**/dec/*Test*.java</include>
           </testIncludes>
         </configuration>
       </plugin>
@@ -42,7 +45,7 @@
             </goals>
             <configuration>
               <includes>
-                <include>**/*.java</include>
+                <include>**/dec/*.java</include>
               </includes>
               <excludes>
                 <exclude>**/*Test*.java</exclude>
@@ -63,6 +66,7 @@
               <goal>jar</goal>
             </goals>
             <configuration>
+              <sourcepath>.</sourcepath>
               <sourceFileExcludes>
                 <exclude>**/*Test*.java</exclude>
               </sourceFileExcludes>

java/org/brotli/integration/BUILD

@@ -4,7 +4,7 @@
 java_library(
     name = "bundle_checker_lib",
     srcs = ["BundleChecker.java"],
-    deps = ["//java/dec:lib"],
+    deps = ["//java/org/brotli/dec:lib"],
 )
 
 java_binary(
@@ -15,7 +15,7 @@ java_binary(
 
 java_test(
     name = "bundle_checker_data_test",
-    args = ["java/integration/test_data.zip"],
+    args = ["java/org/brotli/integration/test_data.zip"],
     data = ["test_data.zip"],
     main_class = "org.brotli.integration.BundleChecker",
     use_testrunner = 0,
@@ -26,7 +26,7 @@ java_test(
     name = "bundle_checker_fuzz_test",
     args = [
         "-s",
-        "java/integration/fuzz_data.zip"
+        "java/org/brotli/integration/fuzz_data.zip"
     ],
     data = ["fuzz_data.zip"],
     main_class = "org.brotli.integration.BundleChecker",