/*
 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
 */
/*
 * 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 com.sun.org.apache.xalan.internal.xsltc.runtime.output;

import java.io.BufferedWriter;
import java.io.IOException;
import java.io.Writer;
import jdk.xml.internal.SecuritySupport;

Author:Santiago Pericas-Geertsen
@LastModified: Sep 2017
/** * @author Santiago Pericas-Geertsen * @LastModified: Sep 2017 */
class WriterOutputBuffer implements OutputBuffer { private static final int KB = 1024; private static int BUFFER_SIZE = 4 * KB; static { // Set a larger buffer size for Solaris final String osName = SecuritySupport.getSystemProperty("os.name"); if (osName.equalsIgnoreCase("solaris")) { BUFFER_SIZE = 32 * KB; } } private Writer _writer;
Initializes a WriterOutputBuffer by creating an instance of a BufferedWriter. The size of the buffer in this writer may have a significant impact on throughput. Solaris prefers a larger buffer, while Linux works better with a smaller one.
/** * Initializes a WriterOutputBuffer by creating an instance of a * BufferedWriter. The size of the buffer in this writer may have * a significant impact on throughput. Solaris prefers a larger * buffer, while Linux works better with a smaller one. */
public WriterOutputBuffer(Writer writer) { _writer = new BufferedWriter(writer, BUFFER_SIZE); } public String close() { try { _writer.flush(); } catch (IOException e) { throw new RuntimeException(e.toString()); } return ""; } public OutputBuffer append(String s) { try { _writer.write(s); } catch (IOException e) { throw new RuntimeException(e.toString()); } return this; } public OutputBuffer append(char[] s, int from, int to) { try { _writer.write(s, from, to); } catch (IOException e) { throw new RuntimeException(e.toString()); } return this; } public OutputBuffer append(char ch) { try { _writer.write(ch); } catch (IOException e) { throw new RuntimeException(e.toString()); } return this; } }