TIKA-4344 -- add a magika wrapper (#2036)

* TIKA-4344 -- add a magika wrapper

(cherry picked from commit bc74d11)

CHANGES.txt

@@ -3,6 +3,8 @@ Release 4.0.0-BETA1 - ???
 
 Release 3.1.0 - ??
 
+   * Add a wrapper for Google's magika detector (TIKA-4344).
+
    * Add support for MachO via Alexey Pelykh (TIKA-4309).
 
    * Add logic to inject spaces in XPS files based on font widths via Ruairidh Williamson (TIKA-4315).

pom.xml

@@ -39,6 +39,7 @@
     <module>tika-bom</module>
     <module>tika-core</module>
     <module>tika-serialization</module>
+    <module>tika-detectors</module>
     <module>tika-parsers</module>
     <module>tika-bundles</module>
     <module>tika-xmp</module>
@@ -54,7 +55,6 @@
     <module>tika-translate</module>
     <module>tika-example</module>
     <module>tika-java7</module>
-    <module>tika-detectors</module>
     <module>tika-handlers</module>
   </modules>
 

tika-detectors/pom.xml

@@ -35,5 +35,6 @@
 
   <modules>
     <module>tika-detector-siegfried</module>
+    <module>tika-detector-magika</module>
   </modules>
 </project>

tika-detectors/tika-detector-magika/pom.xml

@@ -0,0 +1,112 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  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.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <parent>
+    <artifactId>tika-detectors</artifactId>
+    <groupId>org.apache.tika</groupId>
+    <version>4.0.0-SNAPSHOT</version>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+
+  <artifactId>tika-detector-magika</artifactId>
+  <name>Apache Tika magika wrapper</name>
+
+  <dependencies>
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>tika-core</artifactId>
+      <version>${project.version}</version>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-core</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-slf4j2-impl</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>tika-core</artifactId>
+      <version>${project.version}</version>
+      <type>test-jar</type>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+  <build>
+    <plugins>
+      <plugin>
+        <artifactId>maven-shade-plugin</artifactId>
+        <executions>
+          <execution>
+            <phase>package</phase>
+            <goals>
+              <goal>shade</goal>
+            </goals>
+            <configuration>
+              <createDependencyReducedPom>
+                false
+              </createDependencyReducedPom>
+              <filters>
+                <filter>
+                  <artifact>*:*</artifact>
+                  <excludes>
+                    <exclude>module-info.class</exclude>
+                    <exclude>module-info.class</exclude>
+                    <exclude>META-INF/*.SF</exclude>
+                    <exclude>META-INF/*.DSA</exclude>
+                    <exclude>META-INF/*.RSA</exclude>
+                    <exclude>META-INF/*.txt</exclude>
+                  </excludes>
+                </filter>
+              </filters>
+              <transformers>
+                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                  <manifestEntries>
+                    <Multi-Release>true</Multi-Release>
+                  </manifestEntries>
+                </transformer>
+              </transformers>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <configuration>
+          <archive>
+            <manifestEntries>
+              <Automatic-Module-Name>org.apache.tika.detector.magika</Automatic-Module-Name>
+            </manifestEntries>
+          </archive>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>