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com.facebook.presto.jdbc.internal.client.ClientSession 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 com.facebook.presto.jdbc.internal.client;
import com.facebook.presto.jdbc.internal.spi.type.TimeZoneKey;
import com.facebook.presto.jdbc.internal.guava.collect.ImmutableMap;
import com.facebook.presto.jdbc.internal.guava.collect.ImmutableSet;
import com.facebook.presto.jdbc.internal.airlift.units.Duration;
import java.net.URI;
import java.nio.charset.CharsetEncoder;
import java.util.Locale;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import static com.facebook.presto.jdbc.internal.guava.base.MoreObjects.toStringHelper;
import static com.facebook.presto.jdbc.internal.guava.base.Preconditions.checkArgument;
import static java.nio.charset.StandardCharsets.US_ASCII;
import static java.util.Objects.requireNonNull;
public class ClientSession
{
private final URI server;
private final String user;
private final String source;
private final Set clientTags;
private final String clientInfo;
private final String catalog;
private final String schema;
private final TimeZoneKey timeZone;
private final Locale locale;
private final Map properties;
private final Map preparedStatements;
private final String transactionId;
private final boolean debug;
private final Duration clientRequestTimeout;
public static ClientSession withCatalogAndSchema(ClientSession session, String catalog, String schema)
{
return new ClientSession(
session.getServer(),
session.getUser(),
session.getSource(),
session.getClientTags(),
session.getClientInfo(),
catalog,
schema,
session.getTimeZone().getId(),
session.getLocale(),
session.getProperties(),
session.getPreparedStatements(),
session.getTransactionId(),
session.isDebug(),
session.getClientRequestTimeout());
}
public static ClientSession withProperties(ClientSession session, Map properties)
{
return new ClientSession(
session.getServer(),
session.getUser(),
session.getSource(),
session.getClientTags(),
session.getClientInfo(),
session.getCatalog(),
session.getSchema(),
session.getTimeZone().getId(),
session.getLocale(),
properties,
session.getPreparedStatements(),
session.getTransactionId(),
session.isDebug(),
session.getClientRequestTimeout());
}
public static ClientSession withPreparedStatements(ClientSession session, Map preparedStatements)
{
return new ClientSession(
session.getServer(),
session.getUser(),
session.getSource(),
session.getClientTags(),
session.getClientInfo(),
session.getCatalog(),
session.getSchema(),
session.getTimeZone().getId(),
session.getLocale(),
session.getProperties(),
preparedStatements,
session.getTransactionId(),
session.isDebug(),
session.getClientRequestTimeout());
}
public static ClientSession withTransactionId(ClientSession session, String transactionId)
{
return new ClientSession(
session.getServer(),
session.getUser(),
session.getSource(),
session.getClientTags(),
session.getClientInfo(),
session.getCatalog(),
session.getSchema(),
session.getTimeZone().getId(),
session.getLocale(),
session.getProperties(),
session.getPreparedStatements(),
transactionId,
session.isDebug(),
session.getClientRequestTimeout());
}
public static ClientSession stripTransactionId(ClientSession session)
{
return new ClientSession(
session.getServer(),
session.getUser(),
session.getSource(),
session.getClientTags(),
session.getClientInfo(),
session.getCatalog(),
session.getSchema(),
session.getTimeZone().getId(),
session.getLocale(),
session.getProperties(),
session.getPreparedStatements(),
null,
session.isDebug(),
session.getClientRequestTimeout());
}
public ClientSession(
URI server,
String user,
String source,
Set clientTags,
String clientInfo,
String catalog,
String schema,
String timeZoneId,
Locale locale,
Map properties,
Map preparedStatements,
String transactionId,
boolean debug,
Duration clientRequestTimeout)
{
this.server = requireNonNull(server, "server is null");
this.user = user;
this.source = source;
this.clientTags = ImmutableSet.copyOf(requireNonNull(clientTags, "clientTags is null"));
this.clientInfo = clientInfo;
this.catalog = catalog;
this.schema = schema;
this.locale = locale;
this.timeZone = TimeZoneKey.getTimeZoneKey(timeZoneId);
this.transactionId = transactionId;
this.debug = debug;
this.properties = ImmutableMap.copyOf(requireNonNull(properties, "properties is null"));
this.preparedStatements = ImmutableMap.copyOf(requireNonNull(preparedStatements, "preparedStatements is null"));
this.clientRequestTimeout = clientRequestTimeout;
for (String clientTag : clientTags) {
checkArgument(!clientTag.contains(","), "client tag cannot contain ','");
}
// verify the properties are valid
CharsetEncoder charsetEncoder = US_ASCII.newEncoder();
for (Entry entry : properties.entrySet()) {
checkArgument(!entry.getKey().isEmpty(), "Session property name is empty");
checkArgument(entry.getKey().indexOf('=') < 0, "Session property name must not contain '=': %s", entry.getKey());
checkArgument(charsetEncoder.canEncode(entry.getKey()), "Session property name is not US_ASCII: %s", entry.getKey());
checkArgument(charsetEncoder.canEncode(entry.getValue()), "Session property value is not US_ASCII: %s", entry.getValue());
}
}
public URI getServer()
{
return server;
}
public String getUser()
{
return user;
}
public String getSource()
{
return source;
}
public Set getClientTags()
{
return clientTags;
}
public String getClientInfo()
{
return clientInfo;
}
public String getCatalog()
{
return catalog;
}
public String getSchema()
{
return schema;
}
public TimeZoneKey getTimeZone()
{
return timeZone;
}
public Locale getLocale()
{
return locale;
}
public Map getProperties()
{
return properties;
}
public Map getPreparedStatements()
{
return preparedStatements;
}
public String getTransactionId()
{
return transactionId;
}
public boolean isDebug()
{
return debug;
}
public Duration getClientRequestTimeout()
{
return clientRequestTimeout;
}
@Override
public String toString()
{
return toStringHelper(this)
.add("server", server)
.add("user", user)
.add("clientTags", clientTags)
.add("clientInfo", clientInfo)
.add("catalog", catalog)
.add("schema", schema)
.add("timeZone", timeZone)
.add("locale", locale)
.add("properties", properties)
.add("transactionId", transactionId)
.add("debug", debug)
.toString();
}
}
