CacheService.java

/*
 * Copyright 2014-2016 CyberVision, 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 org.kaaproject.kaa.server.admin.services.cache;

import org.kaaproject.kaa.common.dto.admin.RecordKey;
import org.kaaproject.kaa.common.dto.admin.SdkPlatform;
import org.kaaproject.kaa.common.dto.admin.SdkProfileDto;
import org.kaaproject.kaa.common.dto.file.FileData;
import org.kaaproject.kaa.server.admin.shared.schema.CtlSchemaExportKey;
import org.kaaproject.kaa.server.admin.shared.services.KaaAdminServiceException;

import java.io.Serializable;
import java.util.List;

public interface CacheService {

  FileData getSdk(SdkKey key);

  FileData putSdk(SdkKey key, FileData sdkFile);

  void flushSdk(SdkKey key) throws KaaAdminServiceException;

  List<SdkKey> getCachedSdkKeys(String applicationId);

  byte[] uploadedFile(String key, byte[] data);

  void removeUploadedFile(String key);

  FileData getRecordLibrary(RecordKey key) throws KaaAdminServiceException;

  FileData getRecordSchema(RecordKey key) throws KaaAdminServiceException;

  FileData getRecordData(RecordKey key) throws KaaAdminServiceException;

  FileData getExportedCtlSchema(CtlSchemaExportKey key) throws KaaAdminServiceException;

  /**
   * @author Bohdan Khablenko
   * @since v0.8.0
   */
  public class SdkKey implements Serializable {

    private static final long serialVersionUID = 8594934041188059060L;

    private final SdkProfileDto sdkProfile;
    private final SdkPlatform targetPlatform;

    public SdkKey(SdkProfileDto sdkProfileDto, SdkPlatform targetPlatform) {
      this.sdkProfile = sdkProfileDto;
      this.targetPlatform = targetPlatform;
    }

    public SdkProfileDto getSdkProfile() {
      return sdkProfile;
    }

    public SdkPlatform getTargetPlatform() {
      return targetPlatform;
    }

    @Override
    public int hashCode() {
      final int prime = 31;
      int result = 1;
      result = prime * result + ((sdkProfile == null) ? 0 : sdkProfile.hashCode());
      result = prime * result + ((targetPlatform == null) ? 0 : targetPlatform.hashCode());
      return result;
    }

    @Override
    public boolean equals(Object obj) {
      if (this == obj) {
        return true;
      }
      if (obj == null) {
        return false;
      }
      if (!(obj instanceof SdkKey)) {
        return false;
      }
      SdkKey other = (SdkKey) obj;
      if (sdkProfile == null) {
        if (other.sdkProfile != null) {
          return false;
        }
      } else if (!sdkProfile.equals(other.sdkProfile)) {
        return false;
      }
      if (targetPlatform != other.targetPlatform) {
        return false;
      }
      return true;
    }

    @Override
    public String toString() {
      StringBuilder builder = new StringBuilder();
      builder.append("SdkKey [sdkProfileDto=");
      builder.append(sdkProfile);
      builder.append(", targetPlatform=");
      builder.append(targetPlatform);
      builder.append("]");
      return builder.toString();
    }
  }

}