/*
 * Copyright 2009 the original author or authors.
 *
 * Licensed 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.gradle.api.tasks;

import org.gradle.StartParameter;
import org.gradle.api.internal.ConventionTask;

import javax.annotation.Nullable;
import java.io.File;
import java.util.Collection;
import java.util.List;

import static org.gradle.internal.build.NestedRootBuildRunner.createStartParameterForNewBuild;
import static org.gradle.internal.build.NestedRootBuildRunner.runNestedRootBuild;

/**
 * Executes a Gradle build.
 */
public class GradleBuild extends ConventionTask {
    private StartParameter startParameter;
    private String buildName;

    public GradleBuild() {
        this.startParameter = createStartParameterForNewBuild(getServices());
        startParameter.setCurrentDir(getProject().getProjectDir());
    }

    /**
     * Returns the full set of parameters that will be used to execute the build.
     *
     * @return the parameters. Never returns null.
     */
    @Internal
    public StartParameter getStartParameter() {
        return startParameter;
    }

    /**
     * Sets the full set of parameters that will be used to execute the build.
     *
     * @param startParameter the parameters. Should not be null.
     */
    public void setStartParameter(StartParameter startParameter) {
        this.startParameter = startParameter;
    }

    /**
     * Returns the project directory for the build. Defaults to the project directory.
     *
     * @return The project directory. Never returns null.
     */
    @Internal
    public File getDir() {
        return getStartParameter().getCurrentDir();
    }

    /**
     * Sets the project directory for the build.
     *
     * @param dir The project directory. Should not be null.
     * @since 4.0
     */
    public void setDir(File dir) {
        setDir((Object) dir);
    }

    /**
     * Sets the project directory for the build.
     *
     * @param dir The project directory. Should not be null.
     */
    public void setDir(Object dir) {
        getStartParameter().setCurrentDir(getProject().file(dir));
    }

    /**
     * Returns the build file that should be used for this build. Defaults to {@value
     * org.gradle.api.Project#DEFAULT_BUILD_FILE} in the project directory.
     *
     * @return The build file. May be null.
     * @deprecated Use {@link GradleBuild#getDir()} instead to get the root of the nested build containing the build file.
     */
    @Nullable
    @Optional
    @PathSensitive(PathSensitivity.NAME_ONLY)
    @InputFile
    @Deprecated
    public File getBuildFile() {
        return getStartParameter().getBuildFile();
    }

    /**
     * Sets the build file that should be used for this build.
     *
     * @param file The build file. May be null to use the default build file for the build.
     * @since 4.0
     * @deprecated Use {@link org.gradle.api.tasks.GradleBuild#setDir(File)} instead
     */
    @Deprecated
    public void setBuildFile(@Nullable File file) {
        setBuildFile((Object) file);
    }

    /**
     * Sets the build file that should be used for this build.
     *
     * @param file The build file. May be null to use the default build file for the build.
     * @deprecated Use {@link org.gradle.api.tasks.GradleBuild#setDir(Object)} instead
     */
    @Deprecated
    public void setBuildFile(@Nullable Object file) {
        getStartParameter().setBuildFile(getProject().file(file));
    }

    /**
     * Returns the tasks that should be executed for this build.
     *
     * @return The sequence. May be empty. Never returns null.
     */
    @Input
    public List<String> getTasks() {
        return getStartParameter().getTaskNames();
    }

    /**
     * Sets the tasks that should be executed for this build.
     *
     * @param tasks The task names. May be empty or null to use the default tasks for the build.
     * @since 4.0
     */
    public void setTasks(List<String> tasks) {
        setTasks((Collection<String>) tasks);
    }

    /**
     * Sets the tasks that should be executed for this build.
     *
     * @param tasks The task names. May be empty or null to use the default tasks for the build.
     */
    public void setTasks(Collection<String> tasks) {
        getStartParameter().setTaskNames(tasks);
    }

    /**
     * The build name to use for the nested build.
     * <p>
     * If no value is specified, the name of the directory of the build will be used.
     *
     * @return the build name to use for the nested build (or null if the default is to be used)
     * @since 6.0
     */
    @Internal
    public String getBuildName() {
        return buildName;
    }

    /**
     * Sets build name to use for the nested build.
     *
     * @param buildName the build name to use for the nested build
     * @since 6.0
     */
    public void setBuildName(String buildName) {
        this.buildName = buildName;
    }

    @TaskAction
    void build() {
        // TODO: Allow us to inject plugins into nested builds too.
        runNestedRootBuild(buildName, getStartParameter(), getServices());
    }
}

@@ -2877,27 +2877,16 @@
  %7B@link 
-GradleBuild
 #getDir(
@@ -2935,34 +2935,58 @@
 uild
- containing the build file
+.%0A     * This method will be removed in Gradle 8.0
 .%0A  
@@ -3409,62 +3409,117 @@
 ink 
-org.gradle.api.tasks.GradleBuild#setDir(File)%7D instead
+#setDir(File)%7D instead to set the root of the nested build.%0A     * This method will be removed in Gradle 8.0.
 %0A   
@@ -3839,64 +3839,119 @@
 ink 
-org.gradle.api.tasks.GradleBuild#setDir(Object)%7D instead
+#setDir(Object)%7D instead to set the root of the nested build.%0A     * This method will be removed in Gradle 8.0.
 %0A   

Improve deprecation messages in javadocs