org.opendaylight.vtn.javaapi.validation.UserResourceValidator.java Source code

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Here is the source code for org.opendaylight.vtn.javaapi.validation.UserResourceValidator.java

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/*
 * Copyright (c) 2012-2014 NEC Corporation
 * All rights reserved.
 * 
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this
 * distribution, and is available at http://www.eclipse.org/legal/epl-v10.html
 */
package org.opendaylight.vtn.javaapi.validation;

import com.google.gson.JsonObject;
import org.opendaylight.vtn.core.util.Logger;
import org.opendaylight.vtn.javaapi.constants.VtnServiceConsts;
import org.opendaylight.vtn.javaapi.constants.VtnServiceJsonConsts;
import org.opendaylight.vtn.javaapi.exception.VtnServiceException;
import org.opendaylight.vtn.javaapi.ipc.enums.UncJavaAPIErrorCode;
import org.opendaylight.vtn.javaapi.resources.AbstractResource;
import org.opendaylight.vtn.javaapi.resources.UserResource;

/**
 * The Class UserResourceValidator validated get method of Set Password API.
 */
public class UserResourceValidator extends VtnServiceValidator {

    /** The Constant LOG. */
    private static final Logger LOG = Logger.getLogger(UserResourceValidator.class.getName());

    /** The instance of AbstractResource. */
    private final AbstractResource resource;

    /** The validator. */
    private final CommonValidator validator = new CommonValidator();

    /**
     * Instantiates a new user resource validator.
     * 
     * @param resource
     *            the instance of AbstractResource
     */
    public UserResourceValidator(final AbstractResource resource) {
        this.resource = resource;
    }

    /**
     * Validate uri.
     * 
     * @return true, if successful
     */
    @Override
    public final boolean validateUri() {
        LOG.trace("Start UserResourceValidator#validateUri()");
        boolean isValid = false;
        setInvalidParameter(VtnServiceJsonConsts.URI + VtnServiceJsonConsts.USERNAME);
        if (resource instanceof UserResource && ((UserResource) resource).getUserName() != null
                && !((UserResource) resource).getUserName().isEmpty()) {
            isValid = ((UserResource) resource).getUserName().equalsIgnoreCase(VtnServiceJsonConsts.ADMIN)
                    || ((UserResource) resource).getUserName().equalsIgnoreCase(VtnServiceJsonConsts.OPER);
        }
        LOG.trace("Complete UserResourceValidator#validateUri()");
        return isValid;
    }

    /**
     * Validate request json for Set Password API
     */
    @Override
    public final void validate(final String method, final JsonObject requestBody) throws VtnServiceException {
        LOG.trace("Start UserResourceValidator#validate()");
        LOG.info("Validating request for " + method + " of UserResourceValidator");
        boolean isValid = false;
        isValid = validateUri();
        if (isValid && requestBody != null && VtnServiceConsts.PUT.equalsIgnoreCase(method)) {
            isValid = validatePut(requestBody);
        } else if (isValid) {
            setInvalidParameter(VtnServiceConsts.INCORRECT_METHOD_INVOCATION);
            isValid = false;
        }
        // Throws exception if validation fails
        if (!isValid) {
            LOG.error("Validation failed");
            throw new VtnServiceException(Thread.currentThread().getStackTrace()[1].getMethodName(),
                    UncJavaAPIErrorCode.VALIDATION_ERROR.getErrorCode(),
                    UncJavaAPIErrorCode.VALIDATION_ERROR.getErrorMessage());
        }
        LOG.info("Validation successful");
        LOG.trace("Complete UserResourceValidator#validate()");
    }

    /**
     * Validate put request Json for Set Password API.
     * 
     * @param requestBody
     *            the request Json object
     * @return true, if successful
     */
    private boolean validatePut(final JsonObject requestBody) {
        LOG.trace("Start UserResourceValidator#validatePut()");
        boolean isValid = false;
        // validation for password
        setInvalidParameter(VtnServiceJsonConsts.PASSWORD);
        if (requestBody.has(VtnServiceJsonConsts.PASSWORD)
                && requestBody.get(VtnServiceJsonConsts.PASSWORD) instanceof JsonObject
                && requestBody.get(VtnServiceJsonConsts.PASSWORD).getAsJsonObject()
                        .getAsJsonPrimitive(VtnServiceJsonConsts.PASSWORD).getAsString() != null) {
            final String password = requestBody.get(VtnServiceJsonConsts.PASSWORD).getAsJsonObject()
                    .get(VtnServiceJsonConsts.PASSWORD).getAsString();
            requestBody.remove(VtnServiceJsonConsts.PASSWORD);
            requestBody.addProperty(VtnServiceJsonConsts.PASSWORD, password);
        }
        if (requestBody.has(VtnServiceJsonConsts.PASSWORD)
                && requestBody.getAsJsonPrimitive(VtnServiceJsonConsts.PASSWORD).getAsString() != null
                && !requestBody.getAsJsonPrimitive(VtnServiceJsonConsts.PASSWORD).getAsString().isEmpty()) {
            isValid = validator.isValidMaxLength(
                    requestBody.getAsJsonPrimitive(VtnServiceJsonConsts.PASSWORD).getAsString(),
                    VtnServiceJsonConsts.LEN_72);
        } else {
            isValid = false;
        }
        LOG.trace("Complete UserResourceValidator#validatePut()");
        return isValid;
    }
}