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/*
* 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.camel.component.mybatis;
import org.apache.camel.Component;
import org.apache.camel.Consumer;
import org.apache.camel.Processor;
import org.apache.camel.Producer;
import org.apache.camel.spi.Metadata;
import org.apache.camel.spi.UriEndpoint;
import org.apache.camel.spi.UriParam;
import org.apache.camel.spi.UriPath;
import org.apache.camel.util.ObjectHelper;
/**
* Performs a query, poll, insert, update or delete in a relational database using MyBatis.
*/
@UriEndpoint(firstVersion = "2.7.0", scheme = "mybatis", title = "MyBatis", syntax = "mybatis:statement", label = "database,sql")
public class MyBatisEndpoint extends BaseMyBatisEndpoint {
@UriPath @Metadata(required = true)
private String statement;
@UriParam(label = "producer")
private StatementType statementType;
@UriParam(label = "consumer", description = "Enables or disables transaction. If enabled then if processing an exchange failed then the consumer"
+ "break out processing any further exchanges to cause a rollback eager.")
private boolean transacted;
@UriParam(label = "consumer", defaultValue = "0")
private int maxMessagesPerPoll;
@UriParam(label = "consumer", optionalPrefix = "consumer.")
private String onConsume;
@UriParam(label = "consumer", optionalPrefix = "consumer.", defaultValue = "true")
private boolean useIterator = true;
@UriParam(label = "consumer", optionalPrefix = "consumer.")
private boolean routeEmptyResultSet;
@UriParam(label = "consumer,advanced")
private MyBatisProcessingStrategy processingStrategy = new DefaultMyBatisProcessingStrategy();
public MyBatisEndpoint() {
}
public MyBatisEndpoint(String endpointUri, Component component, String statement) {
super(endpointUri, component);
this.statement = statement;
}
public Producer createProducer() throws Exception {
ObjectHelper.notNull(statementType, "statementType", this);
ObjectHelper.notNull(statement, "statement", this);
return new MyBatisProducer(this);
}
public Consumer createConsumer(Processor processor) throws Exception {
ObjectHelper.notNull(statement, "statement", this);
MyBatisConsumer consumer = new MyBatisConsumer(this, processor);
consumer.setMaxMessagesPerPoll(getMaxMessagesPerPoll());
consumer.setOnConsume(getOnConsume());
consumer.setUseIterator(isUseIterator());
consumer.setRouteEmptyResultSet(isRouteEmptyResultSet());
configureConsumer(consumer);
return consumer;
}
public String getStatement() {
return statement;
}
/**
* The statement name in the MyBatis XML mapping file which maps to the query, insert, update or delete operation you wish to evaluate.
*/
public void setStatement(String statement) {
this.statement = statement;
}
public StatementType getStatementType() {
return statementType;
}
/**
* Mandatory to specify for the producer to control which kind of operation to invoke.
*/
public void setStatementType(StatementType statementType) {
this.statementType = statementType;
}
public boolean isTransacted() {
return transacted;
}
/**
* Enables or disables transaction. If enabled then if processing an exchange failed then the consumer
+ break out processing any further exchanges to cause a rollback eager
*/
public void setTransacted(boolean transacted) {
this.transacted = transacted;
}
public MyBatisProcessingStrategy getProcessingStrategy() {
return processingStrategy;
}
/**
* To use a custom MyBatisProcessingStrategy
*/
public void setProcessingStrategy(MyBatisProcessingStrategy processingStrategy) {
this.processingStrategy = processingStrategy;
}
public int getMaxMessagesPerPoll() {
return maxMessagesPerPoll;
}
/**
* This option is intended to split results returned by the database pool into the batches and deliver them in multiple exchanges.
* This integer defines the maximum messages to deliver in single exchange. By default, no maximum is set.
* Can be used to set a limit of e.g. 1000 to avoid when starting up the server that there are thousands of files.
* Set a value of 0 or negative to disable it.
*/
public void setMaxMessagesPerPoll(int maxMessagesPerPoll) {
this.maxMessagesPerPoll = maxMessagesPerPoll;
}
public String getOnConsume() {
return onConsume;
}
/**
* Statement to run after data has been processed in the route
*/
public void setOnConsume(String onConsume) {
this.onConsume = onConsume;
}
public boolean isUseIterator() {
return useIterator;
}
/**
* Process resultset individually or as a list
*/
public void setUseIterator(boolean useIterator) {
this.useIterator = useIterator;
}
public boolean isRouteEmptyResultSet() {
return routeEmptyResultSet;
}
/**
* Whether allow empty resultset to be routed to the next hop
*/
public void setRouteEmptyResultSet(boolean routeEmptyResultSet) {
this.routeEmptyResultSet = routeEmptyResultSet;
}
}
