org.quickperf.writer.PrintWriterBuilder Maven / Gradle / Ivy
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/*
* 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.
*
* Copyright 2019-2021 the original author or authors.
*/
package org.quickperf.writer;
import java.io.PrintWriter;
import java.io.Writer;
public class PrintWriterBuilder {
public static final PrintWriterBuilder INSTANCE = new PrintWriterBuilder();
private PrintWriterBuilder() { }
public PrintWriter buildPrintWriterFrom(Class writerFactoryClass) {
PrintWriter pw;
try {
WriterFactory writerFactory = writerFactoryClass.getConstructor().newInstance();
Writer writer = writerFactory.buildWriter();
pw = new PrintWriter(writer);
} catch (Exception e) {
System.out.printf("Unexpected exception while building the writer factory [%s]\n", writerFactoryClass.getName());
e.printStackTrace(System.out);
System.out.println("Messages will be sent to System.out");
pw = DefaultWriterFactory.SystemOutPrintWriterInstance.INSTANCE.getSystemOutPrintWriter();
}
return pw;
}
}