[MNG-8084] Move ModelBuilder and resolver provider to v4 api

api/maven-api-core/src/main/java/org/apache/maven/api/services/ModelBuilder.java

@@ -0,0 +1,30 @@
+/*
+ * 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.
+ */
+package org.apache.maven.api.services;
+
+import java.util.List;
+
+import org.apache.maven.api.Service;
+
+public interface ModelBuilder extends Service {
+
+    List<String> VALID_MODEL_VERSIONS = List.of("4.0.0", "4.1.0");
+
+    ModelBuilderResult build(ModelBuilderRequest request) throws ModelBuilderException;
+}

api/maven-api-core/src/main/java/org/apache/maven/api/services/ModelBuilderException.java

@@ -0,0 +1,51 @@
+/*
+ * 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.
+ */
+package org.apache.maven.api.services;
+
+import org.apache.maven.api.annotations.Experimental;
+
+/**
+ * The Exception class throw by the {@link ProjectBuilder} service.
+ *
+ * @since 4.0.0
+ */
+@Experimental
+public class ModelBuilderException extends MavenException {
+
+    private final ModelBuilderResult result;
+
+    /**
+     * Creates a new exception from the specified interim result and its associated problems.
+     *
+     * @param result The interim result, may be {@code null}.
+     */
+    public ModelBuilderException(ModelBuilderResult result) {
+        super(result.toString());
+        this.result = result;
+    }
+
+    /**
+     * Gets the interim result of the model building up to the point where it failed.
+     *
+     * @return The interim model building result or {@code null} if not available.
+     */
+    public ModelBuilderResult getResult() {
+        return result;
+    }
+}