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A barebones WebSocket client and server implementation written 100% in Java

There is a newer version: 1.5.7

package org.java_websocket.extensions;

import java.util.LinkedHashMap;
import java.util.Map;

public class ExtensionRequestData {

    public static String EMPTY_VALUE = "";

    private Map extensionParameters;
    private String extensionName;

    private ExtensionRequestData() {
        extensionParameters = new LinkedHashMap();
    }

    public static ExtensionRequestData parseExtensionRequest(String extensionRequest) {
        ExtensionRequestData extensionData = new ExtensionRequestData();
        String[] parts = extensionRequest.split(";");
        extensionData.extensionName = parts[0].trim();

        for(int i = 1; i < parts.length; i++) {
            String[] keyValue = parts[i].split("=");
            String value = EMPTY_VALUE;

            // Some parameters don't take a value. For those that do, parse the value.
            if(keyValue.length > 1) {
                String tempValue = keyValue[1].trim();

                // If the value is wrapped in quotes, just get the data between them.
                if((tempValue.startsWith("\"") && tempValue.endsWith("\""))
                        || (tempValue.startsWith("'") && tempValue.endsWith("'"))
                        && tempValue.length() > 2)
                    tempValue = tempValue.substring(1, tempValue.length() - 1);

                value = tempValue;
            }

            extensionData.extensionParameters.put(keyValue[0].trim(), value);
        }

        return extensionData;
    }

    public String getExtensionName() {
        return extensionName;
    }

    public Map getExtensionParameters() {
        return extensionParameters;
    }
}