Contitionally allow building without jackson

modello.spec

@@ -1,6 +1,8 @@
+%bcond_without jackson
+
 Name:           modello
 Version:        1.9.1
-Release:        2%{?dist}
+Release:        3%{?dist}
 Epoch:          0
 Summary:        Modello Data Model toolkit
 # The majority of files are under MIT license, but some of them are
@@ -13,9 +15,6 @@ Source1:        http://www.apache.org/licenses/LICENSE-2.0.txt
 BuildArch:      noarch
 
 BuildRequires:  maven-local
-BuildRequires:  mvn(com.fasterxml.jackson.core:jackson-annotations)
-BuildRequires:  mvn(com.fasterxml.jackson.core:jackson-core)
-BuildRequires:  mvn(com.fasterxml.jackson.core:jackson-databind)
 BuildRequires:  mvn(junit:junit)
 BuildRequires:  mvn(org.apache.maven:maven-core)
 BuildRequires:  mvn(org.apache.maven:maven-model)
@@ -30,6 +29,11 @@ BuildRequires:  mvn(org.codehaus.plexus:plexus-utils)
 BuildRequires:  mvn(org.jsoup:jsoup)
 BuildRequires:  mvn(org.sonatype.plexus:plexus-build-api)
 BuildRequires:  mvn(org.yaml:snakeyaml)
+%if %{with jackson}
+BuildRequires:  mvn(com.fasterxml.jackson.core:jackson-annotations)
+BuildRequires:  mvn(com.fasterxml.jackson.core:jackson-core)
+BuildRequires:  mvn(com.fasterxml.jackson.core:jackson-databind)
+%endif
 
 %description
 Modello is a Data Model toolkit in use by the Apache Maven Project.
@@ -55,6 +59,13 @@ cp -p %{SOURCE1} LICENSE
 # Avoid using Maven 2.x APIs
 sed -i s/maven-project/maven-core/ modello-maven-plugin/pom.xml
 
+%if %{without jackson}
+%pom_disable_module modello-plugin-jackson modello-plugins
+%pom_disable_module modello-plugin-jsonschema modello-plugins
+%pom_remove_dep :modello-plugin-jackson modello-maven-plugin
+%pom_remove_dep :modello-plugin-jsonschema modello-maven-plugin
+%endif
+
 %build
 # skip tests because we have too old xmlunit in Fedora now (1.0.8)
 %mvn_build -f -- -Dmaven.version=3.1.1
@@ -73,6 +84,9 @@ sed -i s/maven-project/maven-core/ modello-maven-plugin/pom.xml
 %doc LICENSE
 
 %changelog
+* Mon Nov 27 2017 Mikolaj Izdebski <mizdebsk@redhat.com> - 0:1.9.1-3
+- Contitionally allow building without jackson
+
 * Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0:1.9.1-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild