| package org.checkerframework.checker.calledmethods.qual; |
| |
| import java.lang.annotation.Documented; |
| import java.lang.annotation.ElementType; |
| import java.lang.annotation.Repeatable; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.lang.annotation.Target; |
| import org.checkerframework.framework.qual.ConditionalPostconditionAnnotation; |
| import org.checkerframework.framework.qual.InheritedAnnotation; |
| import org.checkerframework.framework.qual.QualifierArgument; |
| |
| /** |
| * Indicates that the method, if it terminates with the given result, invokes the given methods on |
| * the given expressions. |
| * |
| * @see EnsuresCalledMethods |
| * @see CalledMethods |
| * @checker_framework.manual #called-methods-checker Called Methods Checker |
| */ |
| @Documented |
| @Retention(RetentionPolicy.RUNTIME) |
| @Target({ElementType.METHOD, ElementType.CONSTRUCTOR}) |
| @ConditionalPostconditionAnnotation(qualifier = CalledMethods.class) |
| @InheritedAnnotation |
| @Repeatable(EnsuresCalledMethodsIf.List.class) |
| public @interface EnsuresCalledMethodsIf { |
| /** |
| * Returns Java expressions that have had the given methods called on them after the method |
| * returns {@link #result}. |
| * |
| * @return an array of Java expressions |
| * @checker_framework.manual #java-expressions-as-arguments Syntax of Java expressions |
| */ |
| String[] expression(); |
| |
| /** |
| * Returns the return value of the method under which the postcondition holds. |
| * |
| * @return the return value of the method under which the postcondition holds |
| */ |
| boolean result(); |
| |
| /** |
| * The methods guaranteed to be invoked on the expressions if the result of the method is {@link |
| * #result}. |
| * |
| * @return the methods guaranteed to be invoked on the expressions if the result of the method is |
| * {@link #result} |
| */ |
| @QualifierArgument("value") |
| String[] methods(); |
| |
| /** |
| * A wrapper annotation that makes the {@link EnsuresCalledMethodsIf} annotation repeatable. |
| * |
| * <p>Programmers generally do not need to write this. It is created by Java when a programmer |
| * writes more than one {@link EnsuresCalledMethodsIf} annotation at the same location. |
| */ |
| @Documented |
| @Retention(RetentionPolicy.RUNTIME) |
| @Target({ElementType.METHOD, ElementType.CONSTRUCTOR}) |
| @ConditionalPostconditionAnnotation(qualifier = CalledMethods.class) |
| @InheritedAnnotation |
| @interface List { |
| /** |
| * Return the repeatable annotations. |
| * |
| * @return the repeatable annotations |
| */ |
| EnsuresCalledMethodsIf[] value(); |
| } |
| } |