Java Servlet API 4.0.1 Source Code Files are important if you want to compile them with different JDK releases.

You can get Java Servlet API 4.0.1 Source Code Files from Servlet API Maven Website in the "4.0.1/" folder.

You can also browse Java Servlet API 4.0.1 Source Code files below:

⏎ javax/servlet/ServletSecurityElement.java

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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
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 */

package javax.servlet;

import java.util.*;
import javax.servlet.annotation.HttpMethodConstraint;
import javax.servlet.annotation.ServletSecurity;

/**
 * Java Class representation of a {@link ServletSecurity} annotation value.
 *
 * @since Servlet 3.0
 */
public class ServletSecurityElement extends HttpConstraintElement {

    private Collection<String> methodNames;
    private Collection<HttpMethodConstraintElement> methodConstraints;

    /**
     * Constructs an instance using the default
     * <code>HttpConstraintElement</code> value as the default Constraint
     * element and with no HTTP Method specific constraint elements.
     */
    public ServletSecurityElement() {
        methodConstraints = new HashSet<HttpMethodConstraintElement>();
        methodNames = Collections.emptySet();
    }

    /**
     * Constructs an instance with a default Constraint element
     * and with no HTTP Method specific constraint elements.
     *
     * @param constraint the HttpConstraintElement to be
     * applied to all HTTP methods other than those represented in the
     * <tt>methodConstraints</tt>
     */
    public ServletSecurityElement(HttpConstraintElement constraint) {
        super(constraint.getEmptyRoleSemantic(),
                constraint.getTransportGuarantee(),
                constraint.getRolesAllowed());
        methodConstraints = new HashSet<HttpMethodConstraintElement>();
        methodNames = Collections.emptySet();
    }

    /**
     * Constructs an instance using the default
     * <code>HttpConstraintElement</code> value as the default Constraint
     * element and with a collection of HTTP Method specific constraint
     * elements.
     *
     * @param methodConstraints the collection of HTTP method specific
     * constraint elements
     *
     * @throws IllegalArgumentException if duplicate method names are
     * detected
     */
    public ServletSecurityElement(
            Collection<HttpMethodConstraintElement> methodConstraints) {
        this.methodConstraints = (methodConstraints == null ?
            new HashSet<HttpMethodConstraintElement>() : methodConstraints);
        methodNames = checkMethodNames(this.methodConstraints);
    }

    /**
     * Constructs an instance with a default Constraint element
     * and with a collection of HTTP Method specific constraint elements.
     *
     * @param constraint the HttpConstraintElement to be
     * applied to all HTTP methods other than those represented in the
     * <tt>methodConstraints</tt>
     * @param methodConstraints the collection of HTTP method specific
     * constraint elements.
     *
     * @throws IllegalArgumentException if duplicate method names are
     * detected
     */
    public ServletSecurityElement(HttpConstraintElement constraint,
            Collection<HttpMethodConstraintElement> methodConstraints) {
        super(constraint.getEmptyRoleSemantic(),
                constraint.getTransportGuarantee(),
                constraint.getRolesAllowed());
        this.methodConstraints = (methodConstraints == null ?
            new HashSet<HttpMethodConstraintElement>() : methodConstraints);
        methodNames = checkMethodNames(this.methodConstraints);
    }

    /**
     * Constructs an instance from a {@link ServletSecurity} annotation value.
     *
     * @param annotation the annotation value
     *
     * @throws IllegalArgumentException if duplicate method names are
     * detected
     */
    public ServletSecurityElement(ServletSecurity annotation) {
        super(annotation.value().value(),
                annotation.value().transportGuarantee(),
                annotation.value().rolesAllowed());
        this.methodConstraints = new HashSet<HttpMethodConstraintElement>();
        for (HttpMethodConstraint constraint :
                annotation.httpMethodConstraints()) {
            this.methodConstraints.add(
                new HttpMethodConstraintElement(
                    constraint.value(),
                    new HttpConstraintElement(constraint.emptyRoleSemantic(),
                        constraint.transportGuarantee(),
                        constraint.rolesAllowed())));
        }
        methodNames = checkMethodNames(this.methodConstraints);
    }

    /**
     * Gets the (possibly empty) collection of HTTP Method specific
     * constraint elements.
     *
     * <p>If permitted, any changes to the returned <code>Collection</code> must not
     * affect this <code>ServletSecurityElement</code>.
     *
     *
     * @return the (possibly empty) collection of HttpMethodConstraintElement
     * objects
     */
    public Collection<HttpMethodConstraintElement> getHttpMethodConstraints() {
        return Collections.unmodifiableCollection(methodConstraints);
    }

    /**
     * Gets the set of HTTP method names named by the HttpMethodConstraints.
     *
     *  <p>If permitted, any changes to the returned <code>Collection</code> must not
     * affect this <code>ServletSecurityElement</code>.
     *

     *
     * @return the collection String method names
     */
    public Collection<String> getMethodNames() {
        return Collections.unmodifiableCollection(methodNames);
    }

    /**
     * Checks for duplicate method names in methodConstraints.
     *
     * @param methodConstraints
     *
     * @retrun Set of method names
     *
     * @throws IllegalArgumentException if duplicate method names are
     * detected
     */
    private Collection<String> checkMethodNames(
            Collection<HttpMethodConstraintElement> methodConstraints) {
        Collection<String> methodNames = new HashSet<String>();
        for (HttpMethodConstraintElement methodConstraint :
                        methodConstraints) {
            String methodName = methodConstraint.getMethodName();
            if (!methodNames.add(methodName)) {
                throw new IllegalArgumentException(
                    "Duplicate HTTP method name: " + methodName);
            }
        }
        return methodNames;
    }
}

⏎ javax/servlet/ServletSecurityElement.java

Or download all of them as a single archive file:

File name: javax.servlet-api-4.0.1-sources.jar
File size: 203006 bytes
Release date: 2018-04-20
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