/*
* Copyright 2013 Haulmont
*
* 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.
*/
package com.haulmont.yarg.formatters.impl.inline;
import com.haulmont.yarg.exception.ReportFormattingException;
import com.haulmont.yarg.exception.ReportingException;
import org.apache.commons.io.IOUtils;
import java.io.IOException;
import java.net.URL;
import java.util.regex.Pattern;
/**
* Handle images with format string: ${image:100x100}
*/
public class ImageContentInliner extends AbstractInliner {
private final static String REGULAR_EXPRESSION = "\\$\\{image:([0-9]+?)x([0-9]+?)\\}";
public ImageContentInliner() {
tagPattern = Pattern.compile(REGULAR_EXPRESSION, Pattern.CASE_INSENSITIVE);
}
public Pattern getTagPattern() {
return tagPattern;
}
protected byte[] getContent(Object paramValue) {
try {
return IOUtils.toByteArray(new URL(paramValue.toString()).openStream());
} catch (IOException e) {
throw new ReportFormattingException("Unable to get image from " + paramValue, e);
}
}
}