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[feature][plugin][sybase] datax support sybase plugins. #1780

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add sybasewriter
This commit is contained in:
xiaopengm 2023-05-10 10:23:31 +08:00
parent d831c16651
commit e1262dc028
1 changed files with 100 additions and 0 deletions
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sybasewriter/src/main/java/com/alibaba/datax/plugin/reader/sybasewriter/SybaseWriter.java Executable file
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package com.alibaba.datax.plugin.reader.sybasewriter;
import com.alibaba.datax.common.plugin.RecordReceiver;
import com.alibaba.datax.common.spi.Writer;
import com.alibaba.datax.common.util.Configuration;
import com.alibaba.datax.plugin.rdbms.util.DataBaseType;
import com.alibaba.datax.plugin.rdbms.writer.CommonRdbmsWriter;
import com.alibaba.datax.plugin.rdbms.writer.Key;
import java.util.List;
public class SybaseWriter extends Writer {
private static final DataBaseType DATABASE_TYPE = DataBaseType.SYBASE;
public static class Job extends Writer.Job {
private Configuration originalConfig = null;
private CommonRdbmsWriter.Job commonRdbmsWriterJob;
@Override
public void preCheck(){
this.init();
this.commonRdbmsWriterJob.writerPreCheck(this.originalConfig, DATABASE_TYPE);
}
@Override
public void init() {
this.originalConfig = super.getPluginJobConf();
this.commonRdbmsWriterJob = new CommonRdbmsWriter.Job(DATABASE_TYPE);
this.commonRdbmsWriterJob.init(this.originalConfig);
}
// 一般来说，是需要推迟到 task 中进行pre 的执行（单表情况例外）
@Override
public void prepare() {
//实跑先不支持 权限 检验
//this.commonRdbmsWriterJob.privilegeValid(this.originalConfig, DATABASE_TYPE);
this.commonRdbmsWriterJob.prepare(this.originalConfig);
}
@Override
public List<Configuration> split(int mandatoryNumber) {
return this.commonRdbmsWriterJob.split(this.originalConfig, mandatoryNumber);
}
// 一般来说，是需要推迟到 task 中进行post 的执行（单表情况例外）
@Override
public void post() {
this.commonRdbmsWriterJob.post(this.originalConfig);
}
@Override
public void destroy() {
this.commonRdbmsWriterJob.destroy(this.originalConfig);
}
}
public static class Task extends Writer.Task {
private Configuration writerSliceConfig;
private CommonRdbmsWriter.Task commonRdbmsWriterTask;
@Override
public void init() {
this.writerSliceConfig = super.getPluginJobConf();
this.commonRdbmsWriterTask = new CommonRdbmsWriter.Task(DATABASE_TYPE);
this.commonRdbmsWriterTask.init(this.writerSliceConfig);
}
@Override
public void prepare() {
this.commonRdbmsWriterTask.prepare(this.writerSliceConfig);
}
//TODO 改用连接池，确保每次获取的连接都是可用的（注意：连接可能需要每次都初始化其 session）
public void startWrite(RecordReceiver recordReceiver) {
this.commonRdbmsWriterTask.startWrite(recordReceiver, this.writerSliceConfig,
super.getTaskPluginCollector());
}
@Override
public void post() {
this.commonRdbmsWriterTask.post(this.writerSliceConfig);
}
@Override
public void destroy() {
this.commonRdbmsWriterTask.destroy(this.writerSliceConfig);
}
@Override
public boolean supportFailOver(){
String writeMode = writerSliceConfig.getString(Key.WRITE_MODE);
return "replace".equalsIgnoreCase(writeMode);
}
}
}