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Contains classes to talk to the domain controller using the DMR protocol

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/*
 *  Copyright 2022 Red Hat
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License 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 org.jboss.hal.dmr.dispatch;

import java.util.HashMap;
import java.util.Map;

import org.jboss.hal.dmr.ModelDescriptionConstants;

@SuppressWarnings("HardCodedStringLiteral")
enum GetOperation {
    /*
     * It is essential that the GET requests exposed over the HTTP interface are for read only operations that do not modify the
     * domain model or update anything server side.
     */
    READ_RESOURCE_OPERATION(ModelDescriptionConstants.READ_RESOURCE_OPERATION,
            "resource"),

    READ_ATTRIBUTE_OPERATION(ModelDescriptionConstants.READ_ATTRIBUTE_OPERATION,
            "attribute"),

    READ_RESOURCE_DESCRIPTION_OPERATION(ModelDescriptionConstants.READ_RESOURCE_DESCRIPTION_OPERATION,
            "resource-description"),

    READ_CONTENT(ModelDescriptionConstants.READ_CONTENT,
            "read-content");

    private static final Map lookup = new HashMap<>();
    static {
        for (GetOperation getOperation : GetOperation.values()) {
            lookup.put(getOperation.dmrOperation, getOperation);
        }
    }

    static boolean isSupported(String operation) {
        return lookup.containsKey(operation);
    }

    static GetOperation get(String operation) {
        return lookup.get(operation);
    }

    private final String dmrOperation;
    private final String httpGetOperation;

    GetOperation(String dmrOperation, String httpGetOperation) {
        this.dmrOperation = dmrOperation;
        this.httpGetOperation = httpGetOperation;
    }

    String httpGetOperation() {
        return httpGetOperation;
    }
}