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+/*
+ * (c) Copyright BEA Systems, Inc., Cape Clear Software, International Business Machines Corp, Interface21, IONA Technologies,
+ * Oracle, Primeton Technologies, Progress Software, Red Hat, Rogue Wave Software, SAP AG., Siemens AG., Software AG., Sybase
+ * Inc., TIBCO Software Inc., 2005, 2007. All rights reserved.
+ *
+ * see http://www.osoa.org/display/Main/Service+Component+Architecture+Specifications
+ */
+package org.oasisopen.sca.annotation;
+
+import static java.lang.annotation.ElementType.FIELD;
+import static java.lang.annotation.ElementType.METHOD;
+import static java.lang.annotation.ElementType.PARAMETER;
+import static java.lang.annotation.ElementType.TYPE;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+import java.lang.annotation.Inherited;
+import java.lang.annotation.Retention;
+import java.lang.annotation.Target;
+
+/**
+ * Annotation that allows the attachment of any intent to a Java Class or interface or to members of that
+ * class such as methods, fields or constructor parameters.
+ * <p/>
+ * Intents are specified as XML QNames in the representation defined by
+ * {@link javax.xml.namespace.QName#toString()}. Intents may be qualified with one or more
+ * suffixes separated by a "." such as:
+ * <ul>
+ * <li>{http://docs.oasis-open.org/ns/opencsa/sca/200903}confidentiality</li>
+ * <li>{http://docs.oasis-open.org/ns/opencsa/sca/200903}confidentiality.message</li>
+ * </ul>
+ * This annotation supports general purpose intents specified as strings. Users may also define
+ * specific intents using the {@link @org.oasisopen.sca.annotation.Intent} annotation.
+ *
+ * @version $Rev$ $Date$
+ */
+@Inherited
+@Retention(RUNTIME)
+@Target({TYPE, METHOD, FIELD, PARAMETER})
+public @interface Requires {
+ /**
+ * Returns the attached intents.
+ *
+ * @return the attached intents
+ */
+ String[] value() default "";
+}