taverna-renderers-impl/src/main/java/org/apache/taverna/renderers/impl/TextRtfRenderer.java

/*
 * 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.taverna.renderers.impl;

import static org.apache.taverna.renderers.impl.RendererConstants.SEE_LOG_MSG;

import java.nio.file.Path;
import java.util.regex.Pattern;

import javax.swing.JComponent;
import javax.swing.JEditorPane;
import javax.swing.JTextArea;

import org.apache.taverna.renderers.RendererException;
import org.apache.taverna.renderers.RendererUtils;

/**
 * Renderer for mime type text/rtf
 *
 * @author Ian Dunlop
 * @author Alex Nenadic
 * @author David Withers
 */
public class TextRtfRenderer extends AbstractRenderer {
	private static final String UNREADABLE_MSG = "Reference Service failed to render data "
			+ SEE_LOG_MSG;
	private static final String RENDERER_FAILED_MSG = "Failed to create RTF renderer "
			+ SEE_LOG_MSG;
	private static final Pattern pattern = Pattern.compile(".*text/rtf.*");

	public boolean isTerminal() {
		return true;
	}

	@Override
	public boolean canHandle(String mimeType) {
		return pattern.matcher(mimeType).matches();
	}

	@Override
	public String getType() {
		return "Text/RTF";
	}

	@Override
	protected String getSizeQueryTitle() {
		return "Render as RTF?";
	}

	@Override
	public JComponent getRendererComponent(Path path) throws RendererException {
		String resolve;
		try {
			// Resolve it as a string
			resolve = RendererUtils.getString(path);
		} catch (Exception e) {
			logger.error("Reference Service failed to render data as string", e);
			return new JTextArea(UNREADABLE_MSG + e.getMessage());
		}
		try {
			return new JEditorPane("text/rtf", resolve);
		} catch (Exception e) {
			logger.error("Failed to create RTF renderer", e);
			return new JTextArea(RENDERER_FAILED_MSG + e.getMessage());
		}
	}
}