com.hotels.road.paver.service.patchmapping.DefaultStringPatchMapping Maven / Gradle / Ivy

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/**
 * Copyright (C) 2016-2019 Expedia, Inc.
 *
 * 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 com.hotels.road.paver.service.patchmapping;

import static com.google.common.base.Preconditions.checkArgument;

import org.apache.commons.lang3.StringUtils;

import com.hotels.road.model.core.Road;
import com.hotels.road.tollbooth.client.api.PatchOperation;

public class DefaultStringPatchMapping extends PatchMapping {
  private final String name;

  public DefaultStringPatchMapping(String name) {
    this.name = name;
  }

  @Override
  public String getPath() {
    return "/" + name;
  }

  @Override
  public PatchOperation convertOperation(Road road, PatchOperation modelOperation) {
    checkArgument(isAddOrReplace(modelOperation), "You can only change the value of " + name);
    checkArgument(modelOperation.getValue() instanceof String, name + " must be a string");
    checkArgument(StringUtils.isNotBlank((CharSequence) modelOperation.getValue()), name + " cannot be blank");

    return PatchOperation.replace("/" + name, modelOperation.getValue());
  }
}