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/**
* Copyright (c) 2008, SnakeYAML
*
* 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 org.pyyaml;
import java.io.IOException;
import java.io.Reader;
import java.util.Iterator;
import org.yaml.snakeyaml.Yaml;
import org.yaml.snakeyaml.composer.Composer;
import org.yaml.snakeyaml.error.YAMLException;
public class CanonicalLoader extends Yaml {
@Override
public Object load(Reader yaml) {
try {
int ch = yaml.read();
StringBuilder buffer = new StringBuilder();
while (ch != -1) {
buffer.append((char) ch);
ch = yaml.read();
}
Composer composer = new Composer(
new CanonicalParser(buffer.toString().replace(System.lineSeparator(), "\n")), resolver);
constructor.setComposer(composer);
return constructor.getSingleData(Object.class);
} catch (IOException e) {
throw new YAMLException(e);
}
}
public Iterable<Object> loadAll(Reader yaml) {
try {
int ch = yaml.read();
StringBuilder buffer = new StringBuilder();
while (ch != -1) {
buffer.append((char) ch);
ch = yaml.read();
}
Composer composer = new Composer(new CanonicalParser(buffer.toString()), resolver);
this.constructor.setComposer(composer);
Iterator<Object> result = new Iterator<Object>() {
public boolean hasNext() {
return constructor.checkData();
}
public Object next() {
return constructor.getData();
}
public void remove() {
throw new UnsupportedOperationException();
}
};
return new YamlIterable(result);
} catch (IOException e) {
throw new YAMLException(e);
}
}
private class YamlIterable implements Iterable<Object> {
private final Iterator<Object> iterator;
public YamlIterable(Iterator<Object> iterator) {
this.iterator = iterator;
}
public Iterator<Object> iterator() {
return iterator;
}
}
}
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