Nosakhare Belvi KingsMentor

## AbstractDetectorTest.java
public abstract class AbstractDetectorTest extends LintDetectorTest {

    protected static final String PATH_TEST_RESOURCES = "/lint/src/test/resources/";
    protected static final String NO_WARNINGS = "No warnings.";

    protected abstract String getTestResourceDirectory();

    @Override
    protected InputStream getTestResource(String relativePath, boolean expectExists) {
        String path = (PATH_TEST_RESOURCES + getTestResourceDirectory() + File.separatorChar + relativePath).replace('/', File.separatorChar);

## lint_gradle_snippet.gradle

jar {
    baseName 'ai.helfie.lintrules'
    version '1.0'

    manifest {
        attributes 'Manifest-Version': 1.0
        attributes('Lint-Registry': 'ai.helfie.lintrules.CustomIssueRegistry')
    }
}

## lintRegistery.java
import com.android.tools.lint.client.api.IssueRegistry;
import com.android.tools.lint.detector.api.Issue;

import java.util.Arrays;
import java.util.List;

import static ai.helfie.lintrules.Issues.ISSUE;

public class CustomIssueRegistry extends IssueRegistry {

## AsyncTaskDetector.java
package ai.helfie.lintrules;

import android.support.annotation.NonNull;
import com.android.resources.ResourceFolderType;
import com.android.tools.lint.detector.api.*;
import lombok.ast.*;

import java.io.File;
import java.util.Arrays;
import java.util.EnumSet;

## lintscope.java
/** All scopes: running lint on a project will check these scopes */
    public static final EnumSet<Scope> ALL = EnumSet.allOf(Scope.class);
    /** Scope-set used for detectors which are affected by a single resource file */
    public static final EnumSet<Scope> RESOURCE_FILE_SCOPE = EnumSet.of(RESOURCE_FILE);
    /** Scope-set used for detectors which are affected by a single resource folder */
    public static final EnumSet<Scope> RESOURCE_FOLDER_SCOPE = EnumSet.of(RESOURCE_FOLDER);
    /** Scope-set used for detectors which scan all resources */
    public static final EnumSet<Scope> ALL_RESOURCES_SCOPE = EnumSet.of(ALL_RESOURCE_FILES);
    /** Scope-set used for detectors which are affected by a single Java source file */
    public static final EnumSet<Scope> JAVA_FILE_SCOPE = EnumSet.of(JAVA_FILE);

## annotations.csv

          
            Annotion Type
            Example
            Usage

            
              Nullness
              @Nullable and @NonNull,check for nullness of a given variable
               parametar or return value.

            
              Thread
              @MainThread,@UiThread,@WorkerThread,@BinderThread,@AnyThread
              Thread annotations check if a method is called from a specific type of thread.

            
              Value constraint
              @IntRange, @FloatRange, and @Size
              to validate the values of passed parameters

            
              Permission
              @to validate the permissions of the caller of a method
              to validate the permissions of the caller of a method

            
              Return value
              @CheckResult
              to validate that a method's result or return value is actually used

            
              CallSuper
              @CallSuper
              to validate that an overriding method calls the super implementation of the method

            
              Typedef
              @IntDef and @StringDef
              ensure that a particular parameter, return value, or field references a specific set of constants

            
              Keep
              @Keep
               ensures that an annotated class or method is not removed when the code is minified at build time

            
              Code visibility
              @VisibleForTesting
              indicates that an annotated method is more visible th

## activity_main.xml
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:baselineAligned="false"
    android:divider="?android:attr/dividerHorizontal"
    android:orientation="horizontal"
    tools:context="com.example.android.sunshine.app.MainActivity">

    <!--
	public abstract class AbstractDetectorTest extends LintDetectorTest {

	protected static final String PATH_TEST_RESOURCES = "/lint/src/test/resources/";
	protected static final String NO_WARNINGS = "No warnings.";

	protected abstract String getTestResourceDirectory();

	@Override
	protected InputStream getTestResource(String relativePath, boolean expectExists) {
	String path = (PATH_TEST_RESOURCES + getTestResourceDirectory() + File.separatorChar + relativePath).replace('/', File.separatorChar);

	jar {
	baseName 'ai.helfie.lintrules'
	version '1.0'

	manifest {
	attributes 'Manifest-Version': 1.0
	attributes('Lint-Registry': 'ai.helfie.lintrules.CustomIssueRegistry')
	}
	}
	import com.android.tools.lint.client.api.IssueRegistry;
	import com.android.tools.lint.detector.api.Issue;

	import java.util.Arrays;
	import java.util.List;

	import static ai.helfie.lintrules.Issues.ISSUE;

	public class CustomIssueRegistry extends IssueRegistry {
	package ai.helfie.lintrules;

	import android.support.annotation.NonNull;
	import com.android.resources.ResourceFolderType;
	import com.android.tools.lint.detector.api.*;
	import lombok.ast.*;

	import java.io.File;
	import java.util.Arrays;
	import java.util.EnumSet;
	/** All scopes: running lint on a project will check these scopes */
	public static final EnumSet<Scope> ALL = EnumSet.allOf(Scope.class);
	/** Scope-set used for detectors which are affected by a single resource file */
	public static final EnumSet<Scope> RESOURCE_FILE_SCOPE = EnumSet.of(RESOURCE_FILE);
	/** Scope-set used for detectors which are affected by a single resource folder */
	public static final EnumSet<Scope> RESOURCE_FOLDER_SCOPE = EnumSet.of(RESOURCE_FOLDER);
	/** Scope-set used for detectors which scan all resources */
	public static final EnumSet<Scope> ALL_RESOURCES_SCOPE = EnumSet.of(ALL_RESOURCE_FILES);
	/** Scope-set used for detectors which are affected by a single Java source file */
	public static final EnumSet<Scope> JAVA_FILE_SCOPE = EnumSet.of(JAVA_FILE);
Annotion Type	Example	Usage
Nullness	@Nullable and @NonNull,check for nullness of a given variable	parametar or return value.
Thread	@MainThread,@UiThread,@WorkerThread,@BinderThread,@AnyThread	Thread annotations check if a method is called from a specific type of thread.
Value constraint	@IntRange, @FloatRange, and @Size	to validate the values of passed parameters
Permission	@to validate the permissions of the caller of a method	to validate the permissions of the caller of a method
Return value	@CheckResult	to validate that a method's result or return value is actually used
CallSuper	@CallSuper	to validate that an overriding method calls the super implementation of the method
Typedef	@IntDef and @StringDef	ensure that a particular parameter, return value, or field references a specific set of constants
Keep	@Keep	ensures that an annotated class or method is not removed when the code is minified at build time
Code visibility	@VisibleForTesting	indicates that an annotated method is more visible th
	<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
	xmlns:tools="http://schemas.android.com/tools"
	android:layout_width="match_parent"
	android:layout_height="match_parent"
	android:baselineAligned="false"
	android:divider="?android:attr/dividerHorizontal"
	android:orientation="horizontal"
	tools:context="com.example.android.sunshine.app.MainActivity">

	<!--