import org.apache.maven.api.model.ModelBase;
import org.apache.maven.api.model.Plugin;
import org.apache.maven.api.model.PluginContainer;
import org.apache.maven.api.model.Profile;
import org.apache.maven.api.model.ReportPlugin;
import org.apache.maven.api.model.Reporting;
import org.apache.maven.model.v4.MavenMerger;

/**
 * As long as Maven controls the BuildPomXMLFilter, the entities that need merging are known.

        }

        // Default fallback
        return MODEL_VERSION_4_0_0;
    }

    /**
     * Checks if a model version is valid for upgrade operations.
     * Currently supports 4.0.0, 4.1.0, and 4.2.0.
     *
     * @param modelVersion the model version to validate
     * @return true if the model version is valid
     */
    public static boolean isValidModelVersion(String modelVersion) {

        Model out = interpolator.interpolateModel(
                model, new File("."), createModelBuildingRequest(context), new SimpleProblemCollector());

        assertEquals(orgName + " Tools", out.getName());
    }

    @Test
    public void shouldInterpolateDependencyVersionToSetSameAsProjectVersion() throws Exception {
        Model model = new Model(org.apache.maven.api.model.Model.newBuilder()

            return name

    async def get_model_c() -> ModelC:
        return ModelC(username="test-user", password="test-password")

    @app.get("/model/{name}", response_model=ModelA)
    async def get_model_a(name: str, model_c=Depends(get_model_c)):
        return {
            "name": name,
            "description": "model-a-desc",
            "foo": model_c,

 * under the License.
 */
package org.apache.maven.model.building;

import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.Collections;
import java.util.List;

import org.apache.maven.model.Model;

/**
 * Signals one ore more errors during model building. The model builder tries to collect as many problems as possible

package configurations

import common.Os
import common.buildScanTagParam
import common.getBuildScanCustomValueParam
import model.CIBuildModel
import model.Stage

class SanityCheck(
    model: CIBuildModel,
    stage: Stage,
) : OsAwareBaseGradleBuildType(os = Os.LINUX, stage = stage, init = {
        id(buildTypeId(model))
        name = "Sanity Check"
        description = "Static code analysis, checkstyle, release notes verification, etc."

### Model for Input { #model-for-input }

If you use this model as an input like here:

{* ../../docs_src/separate_openapi_schemas/tutorial001_py310.py ln[1:15] hl[14] *}

...then the `description` field will **not be required**. Because it has a default value of `None`.

### Input Model in Docs { #input-model-in-docs }

class FormModelOptionalStr(BaseModel):
    p: str | None = None


@app.post("/model-optional-str", operation_id="model_optional_str")
async def read_model_optional_str(p: Annotated[FormModelOptionalStr, Form()]):
    return {"p": p.p}


@pytest.mark.parametrize(
    "path",
    ["/optional-str", "/model-optional-str"],
)
def test_optional_str_schema(path: str):
    openapi = app.openapi()

    return {"p": p}


class QueryModelRequiredStr(BaseModel):
    p: str


@app.get("/model-required-str")
async def read_model_required_str(p: Annotated[QueryModelRequiredStr, Query()]):
    return {"p": p.p}


@pytest.mark.parametrize(
    "path",
    ["/required-str", "/model-required-str"],
)
def test_required_str_schema(path: str):

class QueryModelOptionalListStr(BaseModel):
    p: list[str] | None = None


@app.get("/model-optional-list-str")
async def read_model_optional_list_str(
    p: Annotated[QueryModelOptionalListStr, Query()],
):
    return {"p": p.p}


@pytest.mark.parametrize(
    "path",
    ["/optional-list-str", "/model-optional-list-str"],
)
def test_optional_list_str_schema(path: str):