/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.hadoop.yarn.api.records.impl.pb;
import com.google.common.base.CharMatcher;
import org.apache.hadoop.classification.InterfaceAudience.Private;
import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext;
import org.apache.hadoop.yarn.api.records.ContainerLaunchContext;
import org.apache.hadoop.yarn.api.records.Priority;
import org.apache.hadoop.yarn.api.records.Resource;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationIdProto;
import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationSubmissionContextProto;
import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationSubmissionContextProtoOrBuilder;
import org.apache.hadoop.yarn.proto.YarnProtos.ContainerLaunchContextProto;
import org.apache.hadoop.yarn.proto.YarnProtos.PriorityProto;
import org.apache.hadoop.yarn.proto.YarnProtos.ResourceProto;
import com.google.protobuf.TextFormat;
import java.util.HashSet;
import java.util.Set;
@Private
@Unstable
public class ApplicationSubmissionContextPBImpl
extends ApplicationSubmissionContext {
ApplicationSubmissionContextProto proto =
ApplicationSubmissionContextProto.getDefaultInstance();
ApplicationSubmissionContextProto.Builder builder = null;
boolean viaProto = false;
private ApplicationId applicationId = null;
private Priority priority = null;
private ContainerLaunchContext amContainer = null;
private Resource resource = null;
private Set<String> applicationTags = null;
public ApplicationSubmissionContextPBImpl() {
builder = ApplicationSubmissionContextProto.newBuilder();
}
public ApplicationSubmissionContextPBImpl(
ApplicationSubmissionContextProto proto) {
this.proto = proto;
viaProto = true;
}
public ApplicationSubmissionContextProto getProto() {
mergeLocalToProto();
proto = viaProto ? proto : builder.build();
viaProto = true;
return proto;
}
@Override
public int hashCode() {
return getProto().hashCode();
}
@Override
public boolean equals(Object other) {
if (other == null)
return false;
if (other.getClass().isAssignableFrom(this.getClass())) {
return this.getProto().equals(this.getClass().cast(other).getProto());
}
return false;
}
@Override
public String toString() {
return TextFormat.shortDebugString(getProto());
}
private void mergeLocalToBuilder() {
if (this.applicationId != null) {
builder.setApplicationId(convertToProtoFormat(this.applicationId));
}
if (this.priority != null) {
builder.setPriority(convertToProtoFormat(this.priority));
}
if (this.amContainer != null) {
builder.setAmContainerSpec(convertToProtoFormat(this.amContainer));
}
if (this.resource != null &&
!((ResourcePBImpl) this.resource).getProto().equals(
builder.getResource())) {
builder.setResource(convertToProtoFormat(this.resource));
}
if (this.applicationTags != null && !this.applicationTags.isEmpty()) {
builder.addAllApplicationTags(this.applicationTags);
}
}
private void mergeLocalToProto() {
if (viaProto)
maybeInitBuilder();
mergeLocalToBuilder();
proto = builder.build();
viaProto = true;
}
private void maybeInitBuilder() {
if (viaProto || builder == null) {
builder = ApplicationSubmissionContextProto.newBuilder(proto);
}
viaProto = false;
}
@Override
public Priority getPriority() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
if (this.priority != null) {
return this.priority;
}
if (!p.hasPriority()) {
return null;
}
this.priority = convertFromProtoFormat(p.getPriority());
return this.priority;
}
@Override
public void setPriority(Priority priority) {
maybeInitBuilder();
if (priority == null)
builder.clearPriority();
this.priority = priority;
}
@Override
public ApplicationId getApplicationId() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
if (this.applicationId != null) {
return applicationId;
} // Else via proto
if (!p.hasApplicationId()) {
return null;
}
applicationId = convertFromProtoFormat(p.getApplicationId());
return applicationId;
}
@Override
public void setApplicationId(ApplicationId applicationId) {
maybeInitBuilder();
if (applicationId == null)
builder.clearApplicationId();
this.applicationId = applicationId;
}
@Override
public String getApplicationName() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
if (!p.hasApplicationName()) {
return null;
}
return (p.getApplicationName());
}
@Override
public void setApplicationName(String applicationName) {
maybeInitBuilder();
if (applicationName == null) {
builder.clearApplicationName();
return;
}
builder.setApplicationName((applicationName));
}
@Override
public String getQueue() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
if (!p.hasQueue()) {
return null;
}
return (p.getQueue());
}
@Override
public String getApplicationType() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
if (!p.hasApplicationType()) {
return null;
}
return (p.getApplicationType());
}
private void initApplicationTags() {
if (this.applicationTags != null) {
return;
}
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
this.applicationTags = new HashSet<String>();
this.applicationTags.addAll(p.getApplicationTagsList());
}
@Override
public Set<String> getApplicationTags() {
initApplicationTags();
return this.applicationTags;
}
@Override
public void setQueue(String queue) {
maybeInitBuilder();
if (queue == null) {
builder.clearQueue();
return;
}
builder.setQueue((queue));
}
@Override
public void setApplicationType(String applicationType) {
maybeInitBuilder();
if (applicationType == null) {
builder.clearApplicationType();
return;
}
builder.setApplicationType((applicationType));
}
private void checkTags(Set<String> tags) {
if (tags.size() > YarnConfiguration.APPLICATION_MAX_TAGS) {
throw new IllegalArgumentException("Too many applicationTags, a maximum of only "
+ YarnConfiguration.APPLICATION_MAX_TAGS + " are allowed!");
}
for (String tag : tags) {
if (tag.length() > YarnConfiguration.APPLICATION_MAX_TAG_LENGTH) {
throw new IllegalArgumentException("Tag " + tag + " is too long, " +
"maximum allowed length of a tag is " +
YarnConfiguration.APPLICATION_MAX_TAG_LENGTH);
}
if (!CharMatcher.ASCII.matchesAllOf(tag)) {
throw new IllegalArgumentException("A tag can only have ASCII " +
"characters! Invalid tag - " + tag);
}
}
}
@Override
public void setApplicationTags(Set<String> tags) {
maybeInitBuilder();
if (tags == null || tags.isEmpty()) {
builder.clearApplicationTags();
this.applicationTags = null;
return;
}
checkTags(tags);
// Convert applicationTags to lower case and add
this.applicationTags = new HashSet<String>();
for (String tag : tags) {
this.applicationTags.add(tag.toLowerCase());
}
}
@Override
public ContainerLaunchContext getAMContainerSpec() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
if (this.amContainer != null) {
return amContainer;
} // Else via proto
if (!p.hasAmContainerSpec()) {
return null;
}
amContainer = convertFromProtoFormat(p.getAmContainerSpec());
return amContainer;
}
@Override
public void setAMContainerSpec(ContainerLaunchContext amContainer) {
maybeInitBuilder();
if (amContainer == null) {
builder.clearAmContainerSpec();
}
this.amContainer = amContainer;
}
@Override
public boolean getUnmanagedAM() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
return p.getUnmanagedAm();
}
@Override
public void setUnmanagedAM(boolean value) {
maybeInitBuilder();
builder.setUnmanagedAm(value);
}
@Override
public boolean getCancelTokensWhenComplete() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
//There is a default so cancelTokens should never be null
return p.getCancelTokensWhenComplete();
}
@Override
public void setCancelTokensWhenComplete(boolean cancel) {
maybeInitBuilder();
builder.setCancelTokensWhenComplete(cancel);
}
@Override
public int getMaxAppAttempts() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
return p.getMaxAppAttempts();
}
@Override
public void setMaxAppAttempts(int maxAppAttempts) {
maybeInitBuilder();
builder.setMaxAppAttempts(maxAppAttempts);
}
@Override
public Resource getResource() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
if (this.resource != null) {
return this.resource;
}
if (!p.hasResource()) {
return null;
}
this.resource = convertFromProtoFormat(p.getResource());
return this.resource;
}
@Override
public void setResource(Resource resource) {
maybeInitBuilder();
if (resource == null) {
builder.clearResource();
}
this.resource = resource;
}
@Override
public void
setKeepContainersAcrossApplicationAttempts(boolean keepContainers) {
maybeInitBuilder();
builder.setKeepContainersAcrossApplicationAttempts(keepContainers);
}
@Override
public boolean getKeepContainersAcrossApplicationAttempts() {
ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
return p.getKeepContainersAcrossApplicationAttempts();
}
private PriorityPBImpl convertFromProtoFormat(PriorityProto p) {
return new PriorityPBImpl(p);
}
private PriorityProto convertToProtoFormat(Priority t) {
return ((PriorityPBImpl)t).getProto();
}
private ApplicationIdPBImpl convertFromProtoFormat(ApplicationIdProto p) {
return new ApplicationIdPBImpl(p);
}
private ApplicationIdProto convertToProtoFormat(ApplicationId t) {
return ((ApplicationIdPBImpl)t).getProto();
}
private ContainerLaunchContextPBImpl convertFromProtoFormat(
ContainerLaunchContextProto p) {
return new ContainerLaunchContextPBImpl(p);
}
private ContainerLaunchContextProto convertToProtoFormat(ContainerLaunchContext t) {
return ((ContainerLaunchContextPBImpl)t).getProto();
}
private ResourcePBImpl convertFromProtoFormat(ResourceProto p) {
return new ResourcePBImpl(p);
}
private ResourceProto convertToProtoFormat(Resource t) {
return ((ResourcePBImpl)t).getProto();
}
}