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io.airlift.airship.shared.SlotStatusRepresentation Maven / Gradle / Ivy
/**
* 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.airlift.airship.shared;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.google.common.base.Function;
import com.google.common.base.Objects;
import javax.validation.constraints.NotNull;
import java.net.InetAddress;
import java.net.URI;
import java.net.UnknownHostException;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import static com.google.common.collect.Lists.transform;
import static io.airlift.airship.shared.SlotStatus.idGetter;
import static io.airlift.airship.shared.SlotStatus.locationGetter;
import static io.airlift.airship.shared.Strings.commonPrefixSegments;
import static io.airlift.airship.shared.Strings.safeTruncate;
import static io.airlift.airship.shared.Strings.shortestUniquePrefix;
import static io.airlift.airship.shared.Strings.trimLeadingSegments;
public class SlotStatusRepresentation
{
public static class SlotStatusRepresentationFactory {
public static final int MIN_PREFIX_SIZE = 4;
public static final int MIN_LOCATION_SEGMENTS = 2;
private final int shortIdPrefixSize;
private final int commonLocationParts;
private final Repository repository;
public SlotStatusRepresentationFactory()
{
this(Integer.MAX_VALUE, 0, null);
}
public SlotStatusRepresentationFactory(List slotStatuses, Repository repository)
{
this.shortIdPrefixSize = shortestUniquePrefix(transform(slotStatuses, idGetter()), MIN_PREFIX_SIZE);
this.commonLocationParts = commonPrefixSegments('/', transform(slotStatuses, locationGetter()), MIN_LOCATION_SEGMENTS);
this.repository = repository;
}
public SlotStatusRepresentationFactory(int shortIdPrefixSize, int commonLocationParts, Repository repository)
{
this.shortIdPrefixSize = shortIdPrefixSize;
this.commonLocationParts = commonLocationParts;
this.repository = repository;
}
public SlotStatusRepresentation create(SlotStatus status) {
String binary = null;
String config = null;
String shortBinary = null;
String shortConfig = null;
if (status.getAssignment() != null) {
binary = status.getAssignment().getBinary();
config = status.getAssignment().getConfig();
if (repository != null) {
shortBinary = Objects.firstNonNull(repository.binaryRelativize(binary), binary);
shortConfig = Objects.firstNonNull(repository.configRelativize(config), config);
} else {
shortBinary = binary;
shortConfig = config;
}
}
String expectedBinary = null;
String expectedConfig = null;
if (status.getExpectedAssignment() != null) {
expectedBinary = status.getExpectedAssignment().getBinary();
expectedConfig = status.getExpectedAssignment().getConfig();
}
String expectedStatus = null;
if (status.getExpectedState() != null) {
expectedStatus = status.getExpectedState().toString();
}
return new SlotStatusRepresentation(status.getId(),
safeTruncate(status.getId().toString(), shortIdPrefixSize),
status.getSelf(),
status.getExternalUri(),
status.getInstanceId(),
status.getLocation(),
trimLeadingSegments(status.getLocation(), '/', commonLocationParts),
binary,
shortBinary,
config,
shortConfig,
status.getState().toString(),
status.getVersion(),
status.getStatusMessage(),
status.getInstallPath(),
status.getResources(),
expectedBinary,
expectedConfig,
expectedStatus);
}
}
private final UUID id;
private final String shortId;
private final URI self;
private final URI externalUri;
private final String instanceId;
private final String location;
private final String shortLocation;
private final String binary;
private final String shortBinary;
private final String config;
private final String shortConfig;
private final String status;
private final String version;
private final String statusMessage;
private final String installPath;
private final Map resources;
private final String expectedBinary;
private final String expectedConfig;
private final String expectedStatus;
public static Function fromSlotStatus(List slotStatuses, Repository repository)
{
return fromSlotStatus(new SlotStatusRepresentationFactory(slotStatuses, repository));
}
public static Function fromSlotStatus(final SlotStatusRepresentationFactory factory)
{
return new Function()
{
public SlotStatusRepresentation apply(SlotStatus status)
{
return factory.create(status);
}
};
}
public static SlotStatusRepresentation from(SlotStatus status) {
return new SlotStatusRepresentationFactory().create(status);
}
public static SlotStatusRepresentation from(SlotStatus slotStatus, int shortIdPrefixSize, Repository repository)
{
String binary = null;
String config = null;
String shortBinary = null;
String shortConfig = null;
if (slotStatus.getAssignment() != null) {
binary = slotStatus.getAssignment().getBinary();
config = slotStatus.getAssignment().getConfig();
if (repository != null) {
shortBinary = Objects.firstNonNull(repository.binaryRelativize(binary), binary);
shortConfig = Objects.firstNonNull(repository.configRelativize(config), config);
} else {
shortBinary = binary;
shortConfig = config;
}
}
String expectedBinary = null;
String expectedConfig = null;
if (slotStatus.getExpectedAssignment() != null) {
expectedBinary = slotStatus.getExpectedAssignment().getBinary();
expectedConfig = slotStatus.getExpectedAssignment().getConfig();
}
String expectedStatus = null;
if (slotStatus.getExpectedState() != null) {
expectedStatus = slotStatus.getExpectedState().toString();
}
return new SlotStatusRepresentation(slotStatus.getId(),
safeTruncate(slotStatus.getId().toString(), shortIdPrefixSize),
slotStatus.getSelf(),
slotStatus.getExternalUri(),
slotStatus.getInstanceId(),
slotStatus.getLocation(),
slotStatus.getLocation(),
binary,
shortBinary,
config,
shortConfig,
slotStatus.getState().toString(),
slotStatus.getVersion(),
slotStatus.getStatusMessage(),
slotStatus.getInstallPath(),
slotStatus.getResources(),
expectedBinary,
expectedConfig,
expectedStatus
);
}
@JsonCreator
public SlotStatusRepresentation(@JsonProperty("id") UUID id,
@JsonProperty("shortId") String shortId,
@JsonProperty("self") URI self,
@JsonProperty("externalUri") URI externalUri,
@JsonProperty("instanceId") String instanceId,
@JsonProperty("location") String location,
@JsonProperty("shortLocation") String shortLocation,
@JsonProperty("binary") String binary,
@JsonProperty("shortBinary") String shortBinary,
@JsonProperty("config") String config,
@JsonProperty("shortConfig") String shortConfig,
@JsonProperty("status") String status,
@JsonProperty("version") String version,
@JsonProperty("statusMessage") String statusMessage,
@JsonProperty("installPath") String installPath,
@JsonProperty("resources") Map resources,
@JsonProperty("expectedBinary") String expectedBinary,
@JsonProperty("expectedConfig") String expectedConfig,
@JsonProperty("expectedStatus") String expectedStatus)
{
this.id = id;
this.shortId = shortId;
this.self = self;
this.externalUri = externalUri;
this.instanceId = instanceId;
this.location = location;
this.shortLocation = shortLocation;
this.binary = binary;
this.shortBinary = shortBinary;
this.config = config;
this.shortConfig = shortConfig;
this.status = status;
this.version = version;
this.statusMessage = statusMessage;
this.installPath = installPath;
this.resources = resources;
this.expectedBinary = expectedBinary;
this.expectedConfig = expectedConfig;
this.expectedStatus = expectedStatus;
}
@JsonProperty
@NotNull(message = "is missing")
public UUID getId()
{
return id;
}
@JsonProperty
@NotNull(message = "is missing")
public String getShortId()
{
return shortId;
}
@JsonProperty
@NotNull(message = "is missing")
public URI getSelf()
{
return self;
}
@JsonProperty
@NotNull(message = "is missing")
public URI getExternalUri()
{
return externalUri;
}
@JsonProperty
public String getInstanceId()
{
return instanceId;
}
@JsonProperty
@NotNull(message = "is missing")
public String getLocation()
{
return location;
}
@JsonProperty
public String getShortLocation()
{
return shortLocation;
}
@JsonProperty
@NotNull(message = "is missing")
public String getBinary()
{
return binary;
}
@JsonProperty
@NotNull(message = "is missing")
public String getShortBinary()
{
return shortBinary;
}
@JsonProperty
@NotNull(message = "is missing")
public String getConfig()
{
return config;
}
@JsonProperty
@NotNull(message = "is missing")
public String getShortConfig()
{
return shortConfig;
}
@JsonProperty
public String getStatus()
{
return status;
}
@JsonProperty
public String getVersion()
{
return version;
}
@JsonProperty
public String getStatusMessage()
{
return statusMessage;
}
@JsonProperty
public String getInstallPath()
{
return installPath;
}
@JsonProperty
public Map getResources()
{
return resources;
}
@JsonProperty
public String getExpectedBinary()
{
return expectedBinary;
}
@JsonProperty
public String getExpectedConfig()
{
return expectedConfig;
}
@JsonProperty
public String getExpectedStatus()
{
return expectedStatus;
}
public SlotStatus toSlotStatus(String instanceId)
{
Assignment assignment = null;
if (binary != null) {
assignment = new Assignment(binary, config);
}
Assignment expectedAssignment = null;
if (expectedBinary != null) {
assignment = new Assignment(expectedBinary, expectedConfig);
}
SlotLifecycleState expectedState = null;
if (expectedStatus != null) {
expectedState = SlotLifecycleState.valueOf(expectedStatus);
}
return SlotStatus.createSlotStatusWithExpectedState(id,
self,
externalUri,
instanceId,
location,
SlotLifecycleState.valueOf(status),
assignment,
installPath,
resources,
expectedState,
expectedAssignment,
statusMessage);
}
public String getExternalHost() {
if (externalUri == null) {
return null;
}
return externalUri.getHost();
}
public String getInternalHost() {
if (self == null) {
return null;
}
return self.getHost();
}
public String getInternalIp()
{
String host = getInternalHost();
if (host == null) {
return null;
}
if ("localhost".equalsIgnoreCase(host)) {
return "127.0.0.1";
}
try {
return InetAddress.getByName(host).getHostAddress();
}
catch (UnknownHostException e) {
return "unknown";
}
}
@Override
public boolean equals(Object o)
{
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
SlotStatusRepresentation that = (SlotStatusRepresentation) o;
if (binary != null ? !binary.equals(that.binary) : that.binary != null) {
return false;
}
if (shortBinary != null ? !shortBinary.equals(that.shortBinary) : that.shortBinary != null) {
return false;
}
if (config != null ? !config.equals(that.config) : that.config != null) {
return false;
}
if (shortConfig != null ? !shortConfig.equals(that.shortConfig) : that.shortConfig != null) {
return false;
}
if (id != null ? !id.equals(that.id) : that.id != null) {
return false;
}
if (shortId != null ? !shortId.equals(that.shortId) : that.shortId != null) {
return false;
}
if (self != null ? !self.equals(that.self) : that.self != null) {
return false;
}
if (externalUri != null ? !externalUri.equals(that.externalUri) : that.externalUri != null) {
return false;
}
if (instanceId != null ? !instanceId.equals(that.instanceId) : that.instanceId != null) {
return false;
}
if (location != null ? !location.equals(that.location) : that.location != null) {
return false;
}
if (shortLocation != null ? !shortLocation.equals(that.shortLocation) : that.shortLocation != null) {
return false;
}
if (status != null ? !status.equals(that.status) : that.status != null) {
return false;
}
if (version != null ? !version.equals(that.version) : that.version != null) {
return false;
}
if (installPath != null ? !installPath.equals(that.installPath) : that.installPath != null) {
return false;
}
if (resources != null ? !resources.equals(that.resources) : that.resources != null) {
return false;
}
if (expectedBinary != null ? !expectedBinary.equals(that.expectedBinary) : that.expectedBinary != null) {
return false;
}
if (expectedConfig != null ? !expectedConfig.equals(that.expectedConfig) : that.expectedConfig != null) {
return false;
}
if (expectedStatus != null ? !expectedStatus.equals(that.expectedStatus) : that.expectedStatus != null) {
return false;
}
return true;
}
@Override
public int hashCode()
{
int result = id != null ? id.hashCode() : 0;
result = 31 * result + (shortId != null ? shortId.hashCode() : 0);
result = 31 * result + (binary != null ? binary.hashCode() : 0);
result = 31 * result + (shortBinary != null ? shortBinary.hashCode() : 0);
result = 31 * result + (config != null ? config.hashCode() : 0);
result = 31 * result + (shortConfig != null ? shortConfig.hashCode() : 0);
result = 31 * result + (status != null ? status.hashCode() : 0);
result = 31 * result + (version != null ? version.hashCode() : 0);
result = 31 * result + (self != null ? self.hashCode() : 0);
result = 31 * result + (externalUri != null ? externalUri.hashCode() : 0);
result = 31 * result + (instanceId != null ? instanceId.hashCode() : 0);
result = 31 * result + (location != null ? location.hashCode() : 0);
result = 31 * result + (shortLocation != null ? shortLocation.hashCode() : 0);
result = 31 * result + (installPath != null ? installPath.hashCode() : 0);
result = 31 * result + (resources != null ? resources.hashCode() : 0);
result = 31 * result + (expectedBinary != null ? expectedBinary.hashCode() : 0);
result = 31 * result + (expectedConfig != null ? expectedConfig.hashCode() : 0);
result = 31 * result + (expectedStatus != null ? expectedStatus.hashCode() : 0);
return result;
}
@Override
public String toString()
{
final StringBuilder sb = new StringBuilder();
sb.append("SlotStatusRepresentation");
sb.append("{id=").append(id);
sb.append(", shortId='").append(shortId).append('\'');
sb.append(", self=").append(self);
sb.append(", externalUri=").append(externalUri);
sb.append(", instanceId=").append(instanceId);
sb.append(", location=").append(location);
sb.append(", shortLocation=").append(shortLocation);
sb.append(", binary='").append(binary).append('\'');
sb.append(", shortBinary='").append(shortBinary).append('\'');
sb.append(", config='").append(config).append('\'');
sb.append(", shortConfig='").append(shortConfig).append('\'');
sb.append(", status='").append(status).append('\'');
sb.append(", version='").append(version).append('\'');
sb.append(", statusMessage='").append(statusMessage).append('\'');
sb.append(", installPath='").append(installPath).append('\'');
sb.append(", resources='").append(resources).append('\'');
sb.append(", expectedBinary='").append(expectedBinary).append('\'');
sb.append(", expectedConfig='").append(expectedConfig).append('\'');
sb.append(", expectedStatus='").append(expectedStatus).append('\'');
sb.append('}');
return sb.toString();
}
}
