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/*
* Copyright 2017 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;
import groovy.lang.Closure;
import org.gradle.api.file.ConfigurableFileCollection;
import org.gradle.api.file.ConfigurableFileTree;
import org.gradle.api.file.CopySpec;
import org.gradle.api.file.FileTree;
import org.gradle.api.initialization.dsl.ScriptHandler;
import org.gradle.api.logging.Logger;
import org.gradle.api.logging.LoggingManager;
import org.gradle.api.provider.Provider;
import org.gradle.api.resources.ResourceHandler;
import org.gradle.api.tasks.WorkResult;
import org.gradle.process.ExecResult;
import org.gradle.process.ExecSpec;
import org.gradle.process.JavaExecSpec;
import java.io.File;
import java.net.URI;
import java.util.Map;
import java.util.concurrent.Callable;
/**
* This interface is implemented by all Gradle scripts to add in some Gradle-specific methods. As your compiled
* script class will implement this interface, you can use the methods and properties declared by this interface
* directly in your script.
*
* Generally, a {@code Script} object will have a delegate object attached to it. For example, a build script will
* have a {@link Project} instance attached to it, and an initialization script will have a {@link
* org.gradle.api.invocation.Gradle} instance attached to it. Any property reference or method call which is not found
* on this {@code Script} object is forwarded to the delegate object.
*/
public interface Script {
/**
* Configures the delegate object for this script using plugins or scripts.
*
*
The given closure is used to configure an {@link org.gradle.api.plugins.ObjectConfigurationAction} which is
* then used to configure the delegate object.
*
* @param closure The closure to configure the {@code ObjectConfigurationAction}.
*/
void apply(Closure closure);
/**
* Configures the delegate object for this script using plugins or scripts.
*
*
The following options are available:
*
* - {@code from}: A script to apply to the delegate object. Accepts any path supported by {@link
* #uri(Object)}.
*
* - {@code plugin}: The id or implementation class of the plugin to apply to the delegate object.
*
* - {@code to}: The target delegate object or objects.
*
* For more detail, see {@link org.gradle.api.plugins.ObjectConfigurationAction}.
*
* @param options The options to use to configure the {@code ObjectConfigurationAction}.
*/
void apply(Map options);
/**
* Returns the script handler for this script. You can use this handler to manage the classpath used to compile and
* execute this script.
*
* @return the classpath handler. Never returns null.
*/
ScriptHandler getBuildscript();
/**
* Configures the classpath for this script.
*
* The given closure is executed against this script's {@link ScriptHandler}. The {@link ScriptHandler} is passed
* to the closure as the closure's delegate.
*
* @param configureClosure the closure to use to configure the script classpath.
*/
void buildscript(Closure configureClosure);
/**
*
Resolves a file path relative to the directory containing this script. This works as described for {@link
* Project#file(Object)}
*
* @param path The object to resolve as a File.
* @return The resolved file. Never returns null.
*/
File file(Object path);
/**
* Resolves a file path relative to the directory containing this script and validates it using the given scheme.
* See {@link PathValidation} for the list of possible validations.
*
* @param path An object to resolve as a File.
* @param validation The validation to perform on the file.
* @return The resolved file. Never returns null.
* @throws InvalidUserDataException When the file does not meet the given validation constraint.
*/
File file(Object path, PathValidation validation) throws InvalidUserDataException;
/**
* Resolves a file path to a URI, relative to the directory containing this script. Evaluates the provided path
* object as described for {@link #file(Object)}, with the exception that any URI scheme is supported, not just
* 'file:' URIs.
*
* @param path The object to resolve as a URI.
* @return The resolved URI. Never returns null.
*/
URI uri(Object path);
/**
* Returns a {@link ConfigurableFileCollection} containing the given files. This works as described for {@link
* Project#files(Object...)}. Relative paths are resolved relative to the directory containing this script.
*
* @param paths The paths to the files. May be empty.
* @return The file collection. Never returns null.
*/
ConfigurableFileCollection files(Object... paths);
/**
* Creates a new {@code ConfigurableFileCollection} using the given paths. The file collection is configured
* using the given closure. This method works as described for {@link Project#files(Object, groovy.lang.Closure)}.
* Relative paths are resolved relative to the directory containing this script.
*
* @param paths The contents of the file collection. Evaluated as per {@link #files(Object...)}.
* @param configureClosure The closure to use to configure the file collection.
* @return the configured file tree. Never returns null.
*/
ConfigurableFileCollection files(Object paths, Closure configureClosure);
/**
* Returns the relative path from the directory containing this script to the given path. The given path object
* is (logically) resolved as described for {@link #file(Object)}, from which a relative path is calculated.
*
* @param path The path to convert to a relative path.
* @return The relative path. Never returns null.
*/
String relativePath(Object path);
/**
* Creates a new {@code ConfigurableFileTree} using the given base directory. The given baseDir path is evaluated
* as per {@link #file(Object)}.
*
* The returned file tree is lazy, so that it scans for files only when the contents of the file tree are
* queried. The file tree is also live, so that it scans for files each time the contents of the file tree are
* queried.
*
* @param baseDir The base directory of the file tree. Evaluated as per {@link #file(Object)}.
* @return the file tree. Never returns null.
*/
ConfigurableFileTree fileTree(Object baseDir);
/**
* Creates a new {@code ConfigurableFileTree} using the provided map of arguments. The map will be applied as
* properties on the new file tree. Example:
*
* fileTree(dir:'src', excludes:['**/ignore/**','**/.svn/**'])
*
* The returned file tree is lazy, so that it scans for files only when the contents of the file tree are
* queried. The file tree is also live, so that it scans for files each time the contents of the file tree are
* queried.
*
* @param args map of property assignments to {@code ConfigurableFileTree} object
* @return the configured file tree. Never returns null.
*/
ConfigurableFileTree fileTree(Map args);
/**
* Creates a new {@code ConfigurableFileTree} using the given base directory. The given baseDir path is evaluated
* as per {@link #file(Object)}. The closure will be used to configure the new file tree.
* The file tree is passed to the closure as its delegate. Example:
*
*
* fileTree('src') {
* exclude '**/.svn/**'
* }.copy { into 'dest'}
*
*
* The returned file tree is lazy, so that it scans for files only when the contents of the file tree are
* queried. The file tree is also live, so that it scans for files each time the contents of the file tree are
* queried.
*
* @param baseDir The base directory of the file tree. Evaluated as per {@link #file(Object)}.
* @param configureClosure Closure to configure the {@code ConfigurableFileTree} object.
* @return the configured file tree. Never returns null.
*/
ConfigurableFileTree fileTree(Object baseDir, Closure configureClosure);
/**
* Creates a new {@code FileTree} which contains the contents of the given ZIP file. The given zipPath path is
* evaluated as per {@link #file(Object)}. You can combine this method with the {@link #copy(groovy.lang.Closure)}
* method to unzip a ZIP file.
*
* The returned file tree is lazy, so that it scans for files only when the contents of the file tree are
* queried. The file tree is also live, so that it scans for files each time the contents of the file tree are
* queried.
*
* @param zipPath The ZIP file. Evaluated as per {@link #file(Object)}.
* @return the file tree. Never returns null.
*/
FileTree zipTree(Object zipPath);
/**
* Creates a new {@code FileTree} which contains the contents of the given TAR file. The given tarPath path can be:
*
* - an instance of {@link org.gradle.api.resources.Resource}
* - any other object is evaluated as per {@link #file(Object)}
*
*
* The returned file tree is lazy, so that it scans for files only when the contents of the file tree are
* queried. The file tree is also live, so that it scans for files each time the contents of the file tree are
* queried.
*
* Unless custom implementation of resources is passed, the tar tree attempts to guess the compression based on the file extension.
*
* You can combine this method with the {@link #copy(groovy.lang.Closure)}
* method to untar a TAR file:
*
*
* task untar(type: Copy) {
* from tarTree('someCompressedTar.gzip')
*
* //tar tree attempts to guess the compression based on the file extension
* //however if you must specify the compression explicitly you can:
* from tarTree(resources.gzip('someTar.ext'))
*
* //in case you work with unconventionally compressed tars
* //you can provide your own implementation of a ReadableResource:
* //from tarTree(yourOwnResource as ReadableResource)
*
* into 'dest'
* }
*
*
* @param tarPath The TAR file or an instance of {@link org.gradle.api.resources.Resource}.
* @return the file tree. Never returns null.
*/
FileTree tarTree(Object tarPath);
/**
* Copy the specified files. The given closure is used to configure a {@link org.gradle.api.file.CopySpec}, which
* is then used to copy the files. Example:
*
* copy {
* from configurations.runtimeClasspath
* into 'build/deploy/lib'
* }
*
* Note that CopySpecs can be nested:
*
* copy {
* into 'build/webroot'
* exclude '**/.svn/**'
* from('src/main/webapp') {
* include '**/*.jsp'
* filter(ReplaceTokens, tokens:[copyright:'2009', version:'2.3.1'])
* }
* from('src/main/js') {
* include '**/*.js'
* }
* }
*
*
* @param closure Closure to configure the CopySpec
* @return {@link org.gradle.api.tasks.WorkResult} that can be used to check if the copy did any work.
*/
WorkResult copy(Closure closure);
/**
* Creates a {@link org.gradle.api.file.CopySpec} which can later be used to copy files or create an archive. The
* given closure is used to configure the {@link org.gradle.api.file.CopySpec} before it is returned by this
* method.
*
* @param closure Closure to configure the CopySpec
* @return The CopySpec
*/
CopySpec copySpec(Closure closure);
/**
* Creates a directory and returns a file pointing to it.
*
* @param path The path for the directory to be created. Evaluated as per {@link #file(Object)}.
* @return the created directory
* @throws org.gradle.api.InvalidUserDataException If the path points to an existing file.
*/
File mkdir(Object path);
/**
* Deletes files and directories.
*
* @param paths Any type of object accepted by {@link org.gradle.api.Project#files(Object...)}
* @return true if anything got deleted, false otherwise
*/
boolean delete(Object... paths);
/**
* Executes a Java main class. The closure configures a {@link org.gradle.process.JavaExecSpec}.
*
* @param closure The closure for configuring the execution.
* @return the result of the execution
*/
ExecResult javaexec(Closure closure);
/**
* Executes a Java main class.
*
* @param action The action for configuring the execution.
* @return the result of the execution
*/
ExecResult javaexec(Action action);
/**
* Executes an external command. The closure configures a {@link org.gradle.process.ExecSpec}.
*
* @param closure The closure for configuring the execution.
* @return the result of the execution
*/
ExecResult exec(Closure closure);
/**
* Executes an external command.
*
* @param action The action for configuring the execution.
* @return the result of the execution
*/
ExecResult exec(Action action);
/**
* Returns the {@link org.gradle.api.logging.LoggingManager} which can be used to receive logging and to control the
* standard output/error capture for this script. By default, System.out is redirected to the Gradle logging system
* at the QUIET log level, and System.err is redirected at the ERROR log level.
*
* @return the LoggingManager. Never returns null.
*/
LoggingManager getLogging();
/**
* Returns the logger for this script. You can use this in your script to write log messages.
*
* @return The logger. Never returns null.
*/
Logger getLogger();
/**
* Provides access to resource-specific utility methods, for example factory methods that create various resources.
*
* @return Returned instance contains various resource-specific utility methods.
*/
ResourceHandler getResources();
/**
* Creates a {@code Provider} implementation based on the provided value.
*
* @param value The {@code java.util.concurrent.Callable} use to calculate the value.
* @return The provider. Never returns null.
* @throws org.gradle.api.InvalidUserDataException If the provided value is null.
* @see org.gradle.api.provider.ProviderFactory#provider(Callable)
* @since 4.0
*/
Provider provider(Callable value);
}