io.cdap.cdap.internal.app.runtime.artifact.ArtifactExistenceVerifier Maven / Gradle / Ivy
/*
* Copyright © 2016 Cask Data, 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 io.cdap.cdap.internal.app.runtime.artifact;
import com.google.common.base.Throwables;
import com.google.inject.Inject;
import io.cdap.cdap.common.ArtifactNotFoundException;
import io.cdap.cdap.common.entity.EntityExistenceVerifier;
import io.cdap.cdap.common.id.Id;
import io.cdap.cdap.proto.id.ArtifactId;
import java.io.IOException;
/**
* {@link EntityExistenceVerifier} for {@link ArtifactId artifacts}.
*/
public class ArtifactExistenceVerifier implements EntityExistenceVerifier {
private final ArtifactStore artifactStore;
@Inject
ArtifactExistenceVerifier(ArtifactStore artifactStore) {
this.artifactStore = artifactStore;
}
@Override
public void ensureExists(ArtifactId artifactId) throws ArtifactNotFoundException {
try {
artifactStore.getArtifact(Id.Artifact.fromEntityId(artifactId));
} catch (IOException e) {
throw Throwables.propagate(e);
}
}
}