software.amazon.awssdk.services.timestreamwrite.endpoints.internal.RuleUrl Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of timestreamwrite Show documentation

The AWS Java SDK for Timestream Write module holds the client classes that are used for communicating with Timestream Write.

There is a newer version: 2.28.4

Show newest version

/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with
 * the License. A copy of the License is located at
 * 
 * http://aws.amazon.com/apache2.0
 * 
 * or in the "license" file accompanying this file. This file 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 software.amazon.awssdk.services.timestreamwrite.endpoints.internal;

import java.net.MalformedURLException;
import java.net.URL;
import java.util.Arrays;
import software.amazon.awssdk.annotations.SdkInternalApi;
import software.amazon.awssdk.utils.StringUtils;

/**
 * Represents a URL to be used internally for endpoint resolution.
 */
@SdkInternalApi
public final class RuleUrl {
    private final String scheme;
    private final String authority;
    private final String path;
    private final String normalizedPath;
    private final boolean isIp;

    RuleUrl(String scheme, String authority, String path, String normalizedPath, boolean isIp) {
        this.scheme = scheme;
        this.authority = authority;
        this.path = path;
        this.normalizedPath = normalizedPath;
        this.isIp = isIp;
    }

    public String scheme() {
        return scheme;
    }

    public String authority() {
        return authority;
    }

    public String path() {
        return path;
    }

    public String normalizedPath() {
        return normalizedPath;
    }

    public boolean isIp() {
        return isIp;
    }

    public static RuleUrl parse(String url) throws MalformedURLException {
        URL parsed = new URL(url);
        String path = parsed.getPath();
        if (parsed.getQuery() != null) {
            return null;

        }
        boolean isIpAddr = false;
        String host = parsed.getHost();
        if (host.startsWith("[") && host.endsWith("]")) {
            isIpAddr = true;
        }
        String[] dottedParts = host.split("\\.");
        if (dottedParts.length == 4) {
            if (Arrays.stream(dottedParts).allMatch(part -> {
                try {
                    int value = Integer.parseInt(part);
                    return value >= 0 && value <= 255;
                } catch (NumberFormatException ex) {
                    return false;
                }
            })) {
                isIpAddr = true;
            }
        }
        String normalizedPath;
        if (StringUtils.isBlank(path)) {
            normalizedPath = "/";
        } else {
            StringBuilder builder = new StringBuilder();
            if (!path.startsWith("/")) {
                builder.append("/");
            }
            builder.append(path);
            if (!path.endsWith("/")) {
                builder.append("/");
            }
            normalizedPath = builder.toString();
        }

        return new RuleUrl(parsed.getProtocol(), parsed.getAuthority(), path, normalizedPath, isIpAddr);
    }
}