org.webcurator.ui.target.validator.TargetInstanceValidator.java Source code

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Here is the source code for org.webcurator.ui.target.validator.TargetInstanceValidator.java

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/*
 *  Copyright 2006 The National Library of New Zealand
 *
 *  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
 *
 *      http://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.webcurator.ui.target.validator;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.validation.Errors;
import org.springframework.validation.ValidationUtils;
import org.webcurator.ui.common.validation.AbstractBaseValidator;
import org.webcurator.ui.common.validation.ValidatorUtil;
import org.webcurator.ui.target.command.TargetAnnotationCommand;
import org.webcurator.ui.target.command.TargetInstanceCommand;
import org.webcurator.domain.model.core.TargetInstance;

/**
 * Validate actions on a target instance.
 * @author nwaight
 */
public class TargetInstanceValidator extends AbstractBaseValidator {

    /** Logger to use with this class. */
    private Log log;

    /** default constructor. */
    public TargetInstanceValidator() {
        super();
        log = LogFactory.getLog(TargetInstanceValidator.class);
    }

    /* (non-Javadoc)
     * @see org.springframework.validation.Validator#supports(java.lang.Class)
     */
    public boolean supports(Class aClass) {
        return aClass.equals(TargetInstanceCommand.class);
    }

    /* (non-Javadoc)
     * @see org.springframework.validation.Validator#validate(java.lang.Object, org.springframework.validation.Errors)
     */
    public void validate(Object aCommand, Errors aErrors) {
        TargetInstanceCommand cmd = (TargetInstanceCommand) aCommand;
        if (log.isDebugEnabled()) {
            log.debug("Validating target instance command.");
        }

        if (cmd.getCmd().equals(TargetInstanceCommand.ACTION_EDIT)
                && cmd.get_tab_current_page().equals("GENERAL")) {
            ValidationUtils.rejectIfEmptyOrWhitespace(aErrors, TargetInstanceCommand.PARAM_OWNER, "required",
                    getObjectArrayForLabel(TargetInstanceCommand.PARAM_OWNER), "Owner is a required field.");
            ValidationUtils.rejectIfEmptyOrWhitespace(aErrors, TargetInstanceCommand.PARAM_OID, "required",
                    getObjectArrayForLabel(TargetInstanceCommand.PARAM_OID),
                    "Target Instance Id is a required field.");
            ValidationUtils.rejectIfEmptyOrWhitespace(aErrors, TargetInstanceCommand.PARAM_TIME, "required",
                    getObjectArrayForLabel(TargetInstanceCommand.PARAM_TIME),
                    "Scheduled Time is a required field.");

            if (!aErrors.hasErrors()) {
                if (cmd != null && cmd.getBandwidthPercent() != null) {
                    ValidatorUtil.validateMaxBandwidthPercentage(aErrors, cmd.getBandwidthPercent(),
                            "max.bandwidth.exeeded");
                }
            }
        } else if (cmd.getCmd().equals(TargetInstanceCommand.ACTION_ADD_NOTE)
                || cmd.getCmd().equals(TargetInstanceCommand.ACTION_MODIFY_NOTE)) {
            ValidationUtils.rejectIfEmptyOrWhitespace(aErrors, TargetInstanceCommand.PARAM_OID, "required",
                    getObjectArrayForLabel(TargetInstanceCommand.PARAM_OID),
                    "Target Instance Id is a required field.");
            ValidationUtils.rejectIfEmptyOrWhitespace(aErrors, TargetInstanceCommand.PARAM_NOTE, "required",
                    getObjectArrayForLabel(TargetInstanceCommand.PARAM_NOTE), "Annotation is a required field.");
            ValidatorUtil.validateStringMaxLength(aErrors, cmd.getNote(),
                    TargetAnnotationCommand.CNST_MAX_NOTE_LENGTH, "string.maxlength",
                    getObjectArrayForLabelAndInt(TargetAnnotationCommand.PARAM_NOTE,
                            TargetAnnotationCommand.CNST_MAX_NOTE_LENGTH),
                    "Annotation is too long");
        } else if (cmd.getCmd().equals(TargetInstanceCommand.ACTION_EDIT)
                && cmd.get_tab_current_page().equals("DISPLAY")) {
            ValidatorUtil.validateStringMaxLength(aErrors, cmd.getDisplayNote(),
                    TargetInstance.MAX_DISPLAY_NOTE_LENGTH, "string.maxlength",
                    getObjectArrayForLabelAndInt(TargetInstanceCommand.PARAM_DISPLAY_NOTE,
                            TargetInstance.MAX_DISPLAY_NOTE_LENGTH),
                    "Display note is too long");
            ValidatorUtil
                    .validateStringMaxLength(aErrors, cmd.getDisplayChangeReason(),
                            TargetInstance.MAX_DISPLAY_CHANGE_REASON_LENGTH, "string.maxlength",
                            getObjectArrayForLabelAndInt(TargetInstanceCommand.PARAM_DISPLAY_CHANGE_REASON,
                                    TargetInstance.MAX_DISPLAY_CHANGE_REASON_LENGTH),
                            "Display Change Reason is too long");
        }
    }
}