Make VersionProviders subclasses of their Version implementations (#137)

De-clutters the code base by removing the various `*Provider` files.

Signed-off-by: nscuro <[email protected]>

Author: nscuro

versatile-core/src/main/java/io/github/nscuro/versatile/version/DebianVersion.java

@@ -20,6 +20,7 @@
 
 import java.util.ArrayList;
 import java.util.Optional;
+import java.util.Set;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -32,6 +33,17 @@
  */
 public class DebianVersion extends Version {
 
+    /**
+     * @since 0.8.0
+     */
+    public static class Provider extends AbstractBuiltinVersionProvider {
+
+        public Provider() {
+            super(Set.of(SCHEME_DEBIAN), (scheme, versionStr) -> new DebianVersion(versionStr));
+        }
+
+    }
+
     private static final Pattern VERSION_PATTERN = Pattern.compile("""
             ^((?<epoch>\\d+):)?(?<upstreamVersion>[A-Za-z0-9.+-:~]+?)(-(?<debianRevision>[A-Za-z0-9+.~]+))?$\
             """);

versatile-core/src/main/java/io/github/nscuro/versatile/version/DebianVersionProvider.java

@@ -20,8 +20,23 @@
 
 import io.github.nscuro.versatile.version.ext.ComponentVersion;
 
+import java.util.Set;
+
+import static io.github.nscuro.versatile.version.KnownVersioningSchemes.SCHEME_GENERIC;
+
 public class GenericVersion extends Version {
 
+    /**
+     * @since 0.8.0
+     */
+    public static class Provider extends AbstractBuiltinVersionProvider {
+
+        public Provider() {
+            super(Set.of(SCHEME_GENERIC), GenericVersion::new);
+        }
+
+    }
+
     private final ComponentVersion delegate; // TODO: Use a custom implementation.
 
     GenericVersion(final String scheme, final String versionStr) {

versatile-core/src/main/java/io/github/nscuro/versatile/version/GenericVersion.java

@@ -20,6 +20,7 @@
 
 import java.util.Map;
 import java.util.Objects;
+import java.util.Set;
 
 import static io.github.nscuro.versatile.version.KnownVersioningSchemes.SCHEME_GOLANG;
 import static io.github.nscuro.versatile.version.VersionUtils.isAlphaNumeric;
@@ -31,6 +32,17 @@
  */
 public class GoVersion extends Version {
 
+    /**
+     * @since 0.8.0
+     */
+    public static class Provider extends AbstractBuiltinVersionProvider {
+
+        public Provider() {
+            super(Set.of(SCHEME_GOLANG), (scheme, versionStr) -> new GoVersion(versionStr));
+        }
+
+    }
+
     private final String major;
     private final String minor;
     private final String patch;

versatile-core/src/main/java/io/github/nscuro/versatile/version/GenericVersionProvider.java

@@ -21,12 +21,24 @@
 import org.apache.maven.artifact.versioning.ArtifactVersion;
 import org.apache.maven.artifact.versioning.DefaultArtifactVersion;
 
+import java.util.Set;
 import java.util.regex.Pattern;
 
 import static io.github.nscuro.versatile.version.KnownVersioningSchemes.SCHEME_MAVEN;
 
 public class MavenVersion extends Version {
 
+    /**
+     * @since 0.8.0
+     */
+    public static class Provider extends AbstractBuiltinVersionProvider {
+
+        public Provider() {
+            super(Set.of(SCHEME_MAVEN), (scheme, versionStr) -> new MavenVersion(versionStr));
+        }
+
+    }
+
     private static final Pattern UNSTABLE_QUALIFIER_PATTERN = Pattern.compile("""
             ^(snapshot|rc\\d*|alpha\\.?\\d*|beta\\.?\\d*|m\\.?\\d*|milestone\\.\\d*)$
             """, Pattern.CASE_INSENSITIVE);

versatile-core/src/main/java/io/github/nscuro/versatile/version/GoVersion.java

@@ -21,10 +21,23 @@
 import com.vdurmont.semver4j.Semver;
 import com.vdurmont.semver4j.SemverException;
 
+import java.util.Set;
+
 import static io.github.nscuro.versatile.version.KnownVersioningSchemes.SCHEME_NPM;
 
 public class NpmVersion extends Version {
 
+    /**
+     * @since 0.8.0
+     */
+    public static class Provider extends AbstractBuiltinVersionProvider {
+
+        public Provider() {
+            super(Set.of(SCHEME_NPM), (scheme, versionStr) -> new NpmVersion(versionStr));
+        }
+
+    }
+
     private final Semver delegate;
 
     NpmVersion(final String versionStr) {