/*
* 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.commons.imaging.common;
import java.util.ArrayList;
import java.util.List;
public class ImageMetadata implements IImageMetadata {
private final List<IImageMetadataItem> items = new ArrayList<IImageMetadataItem>();
public void add(final String keyword, final String text) {
add(new Item(keyword, text));
}
public void add(final IImageMetadataItem item) {
items.add(item);
}
public List<? extends IImageMetadataItem> getItems() {
return new ArrayList<IImageMetadataItem>(items);
}
protected static final String newline = System
.getProperty("line.separator");
@Override
public String toString() {
return toString(null);
}
public String toString(String prefix) {
if (null == prefix) {
prefix = "";
}
final StringBuilder result = new StringBuilder();
for (int i = 0; i < items.size(); i++) {
if (i > 0) {
result.append(newline);
}
// if (null != prefix)
// result.append(prefix);
final ImageMetadata.IImageMetadataItem item = items.get(i);
result.append(item.toString(prefix + "\t"));
// Debug.debug("prefix", prefix);
// Debug.debug("item", items.get(i));
// Debug.debug();
}
return result.toString();
}
public static class Item implements IImageMetadataItem {
private final String keyword, text;
public Item(final String keyword, final String text) {
this.keyword = keyword;
this.text = text;
}
public String getKeyword() {
return keyword;
}
public String getText() {
return text;
}
@Override
public String toString() {
return toString(null);
}
public String toString(final String prefix) {
String result = keyword + ": " + text;
if (null != prefix) {
result = prefix + result;
}
return result;
}
}
}