org.apache.hadoop.record.compiler.JFile Maven / Gradle / Ivy
/**
* 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.record.compiler;
import java.io.IOException;
import java.util.ArrayList;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
/**
* Container for the Hadoop Record DDL.
* The main components of the file are filename, list of included files,
* and records defined in that file.
*
* @deprecated Replaced by Avro.
*/
@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class JFile {
/** Possibly full name of the file */
private String mName;
/** Ordered list of included files */
private ArrayList mInclFiles;
/** Ordered list of records declared in this file */
private ArrayList mRecords;
/** Creates a new instance of JFile
*
* @param name possibly full pathname to the file
* @param inclFiles included files (as JFile)
* @param recList List of records defined within this file
*/
public JFile(String name, ArrayList inclFiles,
ArrayList recList) {
mName = name;
mInclFiles = inclFiles;
mRecords = recList;
}
/** Strip the other pathname components and return the basename */
String getName() {
int idx = mName.lastIndexOf('/');
return (idx > 0) ? mName.substring(idx) : mName;
}
/** Generate record code in given language. Language should be all
* lowercase.
*/
public int genCode(String language, String destDir, ArrayList options)
throws IOException {
CodeGenerator gen = CodeGenerator.get(language);
if (gen != null) {
gen.genCode(mName, mInclFiles, mRecords, destDir, options);
} else {
System.err.println("Cannnot recognize language:"+language);
return 1;
}
return 0;
}
}